annotate src/main/java/org/monetdb/jdbc/MonetConnection.java @ 701:f89882b07614 mclreader

Fix a problem with PREPARE INSERT And other prepared statements that have no result set and no parameters.
author Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
date Thu, 08 Dec 2022 16:59:44 +0100 (2022-12-08)
parents 940e266eeccd
children b4e968e5bd74
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * This Source Code Form is subject to the terms of the Mozilla Public
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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5 *
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6aa38e8c0f2d Updated Copyright year.
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6 * Copyright 1997 - July 2008 CWI, August 2008 - 2022 MonetDB B.V.
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7 */
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8
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9 package org.monetdb.jdbc;
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10
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11 import java.io.*;
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12 import java.net.SocketException;
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13 import java.net.SocketTimeoutException;
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14 import java.nio.charset.StandardCharsets;
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15 import java.sql.CallableStatement;
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16 import java.sql.Connection;
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17 import java.sql.DatabaseMetaData;
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18 import java.sql.PreparedStatement;
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19 import java.sql.ResultSet;
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20 import java.sql.SQLClientInfoException;
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21 import java.sql.SQLException;
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22 import java.sql.SQLFeatureNotSupportedException;
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23 import java.sql.SQLNonTransientConnectionException;
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24 import java.sql.SQLWarning;
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25 import java.sql.Savepoint;
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26 import java.sql.Statement;
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27 import java.util.ArrayList;
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28 import java.util.Calendar;
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29 import java.util.HashMap;
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30 import java.util.Map;
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31 import java.util.Map.Entry;
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32 import java.util.Properties;
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33 import java.util.WeakHashMap;
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34 import java.util.concurrent.Executor;
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35
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36 import org.monetdb.mcl.io.BufferedMCLReader;
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37 import org.monetdb.mcl.io.BufferedMCLWriter;
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38 import org.monetdb.mcl.io.LineType;
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39 import org.monetdb.mcl.net.HandshakeOption;
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40 import org.monetdb.mcl.net.MapiSocket;
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41 import org.monetdb.mcl.parser.HeaderLineParser;
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42 import org.monetdb.mcl.parser.MCLParseException;
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43 import org.monetdb.mcl.parser.StartOfHeaderParser;
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45 /**
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46 *<pre>
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47 * A {@link Connection} suitable for the MonetDB database.
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48 *
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49 * This connection represents a connection (session) to a MonetDB
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50 * database. SQL statements are executed and results are returned within
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51 * the context of a connection. This Connection object holds a physical
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52 * connection to the MonetDB database.
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53 *
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54 * A Connection object's database should able to provide information
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55 * describing its tables, its supported SQL grammar, its stored
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56 * procedures, the capabilities of this connection, and so on. This
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57 * information is obtained with the getMetaData method.
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58 *
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59 * Note: By default a Connection object is in auto-commit mode, which
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60 * means that it automatically commits changes after executing each
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61 * statement. If auto-commit mode has been disabled, the method commit
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62 * must be called explicitly in order to commit changes; otherwise,
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63 * database changes will not be saved.
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64 *
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65 * The current state of this class is that it nearly implements the
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66 * whole Connection interface.
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67 *</pre>
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68 *
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69 * @author Fabian Groffen
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70 * @author Martin van Dinther
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71 * @version 1.7
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72 */
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73 public class MonetConnection
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74 extends MonetWrapper
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75 implements Connection, AutoCloseable
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76 {
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77 /** the successful processed input properties */
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78 private final Properties conn_props = new Properties();
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79
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80 /** The hostname to connect to */
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81 private final String hostname;
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82 /** The port to connect on the host to */
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83 private int port;
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84 /** The database to use (currently not used) */
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85 private final String database;
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86 /** The username to use when authenticating */
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87 private final String username;
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88 /** The password to use when authenticating */
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89 private final String password;
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90
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91 /** A connection to mserver5 using a TCP socket */
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92 private final MapiSocket server;
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93 /** The Reader from the server */
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94 private final BufferedMCLReader in;
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95 /** The Writer to the server */
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96 private final BufferedMCLWriter out;
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97
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98 /** A StartOfHeaderParser declared for reuse. */
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99 private final StartOfHeaderParser sohp = new StartOfHeaderParser();
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100
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101 /** Whether this Connection is closed (and cannot be used anymore) */
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102 private boolean closed;
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103
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104 /** Whether this Connection is in autocommit mode */
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105 private boolean autoCommit = true;
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106
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107 /** The stack of warnings for this Connection object */
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108 private SQLWarning warnings;
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109
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110 /** The Connection specific mapping of user defined types to Java types */
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111 private Map<String,Class<?>> typeMap = new HashMap<String,Class<?>>() {
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112 private static final long serialVersionUID = 1L;
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113 {
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114 put("inet", org.monetdb.jdbc.types.INET.class);
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115 put("url", org.monetdb.jdbc.types.URL.class);
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116 }
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117 };
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119 // See javadoc for documentation about WeakHashMap if you don't know what
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120 // it does !!!NOW!!! (only when you deal with it of course)
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121 /** A Map containing all (active) Statements created from this Connection */
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122 private final WeakHashMap<Statement,?> statements = new WeakHashMap<Statement, Object>();
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123
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124 /** The number of results we receive from the server at once */
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125 private int curReplySize = 100; // server default
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126
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127 /** A template to apply to each query (like pre and post fixes), filled in constructor */
336
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128 // note: it is made public to the package as queryTempl[2] is used from MonetStatement
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129 final String[] queryTempl = new String[3]; // pre, post, sep
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130
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131 /** A template to apply to each command (like pre and post fixes), filled in constructor */
336
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132 private final String[] commandTempl = new String[2]; // pre, post
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133
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134 /** the SQL language */
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135 private static final int LANG_SQL = 0;
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136 /** the MAL language (officially *NOT* supported) */
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137 private static final int LANG_MAL = 3;
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138 /** an unknown language */
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139 private static final int LANG_UNKNOWN = -1;
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140 /** The language which is used */
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141 private final int lang;
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142
175
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143 /** Whether or not BLOB is mapped to Types.VARBINARY instead of Types.BLOB within this connection */
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144 private boolean treatBlobAsVarBinary = true; // turned on by default for optimal performance (from JDBC Driver release 3.0 onwards)
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145 /** Whether or not CLOB is mapped to Types.VARCHAR instead of Types.CLOB within this connection */
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146 private boolean treatClobAsVarChar = true; // turned on by default for optimal performance (from JDBC Driver release 3.0 onwards)
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147
271
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148 /** The last set query timeout on the server as used by Statement, PreparedStatement and CallableStatement */
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149 protected int lastSetQueryTimeout; // 0 means no timeout, which is the default on the server
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150
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151 /** A cache to reduce the number of DatabaseMetaData objects created by getMetaData() to maximum 1 per connection */
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152 private DatabaseMetaData dbmd;
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153
0
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154 /**
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155 * Constructor of a Connection for MonetDB. At this moment the
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156 * current implementation limits itself to storing the given host,
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157 * database, username and password for later use by the
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158 * createStatement() call. This constructor is only accessible to
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159 * classes from the jdbc package.
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160 *
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161 * @param props a Property hashtable holding the properties needed for connecting
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162 * @throws SQLException if a database error occurs
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163 * @throws IllegalArgumentException is one of the arguments is null or empty
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164 */
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165 MonetConnection(final Properties props)
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166 throws SQLException, IllegalArgumentException
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167 {
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168 HandshakeOption.AutoCommit autoCommitSetting = new HandshakeOption.AutoCommit(true);
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169 HandshakeOption.ReplySize replySizeSetting = new HandshakeOption.ReplySize(DEF_FETCHSIZE);
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170 HandshakeOption.SizeHeader sizeHeaderSetting = new HandshakeOption.SizeHeader(true);
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171 HandshakeOption.TimeZone timeZoneSetting = new HandshakeOption.TimeZone(0);
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172
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173 // for debug: System.out.println("New connection object. Received properties are: " + props.toString());
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174 // get supported property values from the props argument.
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175 // When a value is found add it to the internal conn_props list for use by getClientInfo().
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176 this.hostname = props.getProperty("host");
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177 if (this.hostname != null)
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178 conn_props.setProperty("host", this.hostname);
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179
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180 final String port_prop = props.getProperty("port");
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181 if (port_prop != null) {
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182 try {
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183 this.port = Integer.parseInt(port_prop);
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184 } catch (NumberFormatException e) {
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185 addWarning("Unable to parse port number from: " + port_prop, "M1M05");
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186 }
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187 conn_props.setProperty("port", Integer.toString(this.port));
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188 }
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189
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190 this.database = props.getProperty("database");
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191 if (this.database != null)
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192 conn_props.setProperty("database", this.database);
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193
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194 this.username = props.getProperty("user");
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195 if (this.username != null)
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196 conn_props.setProperty("user", this.username);
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197
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198 this.password = props.getProperty("password");
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199 if (this.password != null)
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200 conn_props.setProperty("password", this.password);
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201
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202 String language = props.getProperty("language");
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203 if (language != null)
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204 conn_props.setProperty("language", language);
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205
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206 boolean debug = false;
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207 String debug_prop = props.getProperty("debug");
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208 if (debug_prop != null) {
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209 debug = Boolean.parseBoolean(debug_prop);
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210 conn_props.setProperty("debug", Boolean.toString(debug));
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211 }
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212
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213 final String hash = props.getProperty("hash");
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214 if (hash != null)
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215 conn_props.setProperty("hash", hash);
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216
658
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217 String autocommit_prop = props.getProperty("autocommit");
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218 if (autocommit_prop != null) {
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219 boolean ac = Boolean.parseBoolean(autocommit_prop);
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220 autoCommitSetting.set(ac);
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221 conn_props.setProperty("autocommit", Boolean.toString(ac));
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222 }
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223
423
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224 final String fetchsize_prop = props.getProperty("fetchsize");
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225 if (fetchsize_prop != null) {
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226 try {
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227 int fetchsize = Integer.parseInt(fetchsize_prop);
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228 if (fetchsize > 0 || fetchsize == -1) {
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229 replySizeSetting.set(fetchsize);
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230 conn_props.setProperty("fetchsize", fetchsize_prop);
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231 } else {
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232 addWarning("Fetch size must either be positive or -1. Value " + fetchsize + " ignored", "M1M05");
428
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233 }
441
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234 } catch (NumberFormatException e) {
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parents: 434
diff changeset
235 addWarning("Unable to parse fetch size number from: " + fetchsize_prop, "M1M05");
423
de2ef68b672f Allow to set fetchsize from the connection url
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 422
diff changeset
236 }
de2ef68b672f Allow to set fetchsize from the connection url
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 422
diff changeset
237 }
de2ef68b672f Allow to set fetchsize from the connection url
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 422
diff changeset
238
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
239 final String treatBlobAsVarBinary_prop = props.getProperty("treat_blob_as_binary");
175
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
240 if (treatBlobAsVarBinary_prop != null) {
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
241 treatBlobAsVarBinary = Boolean.parseBoolean(treatBlobAsVarBinary_prop);
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
242 conn_props.setProperty("treat_blob_as_binary", Boolean.toString(treatBlobAsVarBinary));
178
dd12348c41cf Improvement: only extend typeMap when the property was set to true.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 175
diff changeset
243 if (treatBlobAsVarBinary)
dd12348c41cf Improvement: only extend typeMap when the property was set to true.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 175
diff changeset
244 typeMap.put("blob", Byte[].class);
175
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
245 }
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
246
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
247 final String treatClobAsVarChar_prop = props.getProperty("treat_clob_as_varchar");
175
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
248 if (treatClobAsVarChar_prop != null) {
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
249 treatClobAsVarChar = Boolean.parseBoolean(treatClobAsVarChar_prop);
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
250 conn_props.setProperty("treat_clob_as_varchar", Boolean.toString(treatClobAsVarChar));
178
dd12348c41cf Improvement: only extend typeMap when the property was set to true.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 175
diff changeset
251 if (treatClobAsVarChar)
dd12348c41cf Improvement: only extend typeMap when the property was set to true.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 175
diff changeset
252 typeMap.put("clob", String.class);
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
253 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
254
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
255 int sockTimeout = 0;
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
256 final String so_timeout_prop = props.getProperty("so_timeout");
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
257 if (so_timeout_prop != null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
258 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
259 sockTimeout = Integer.parseInt(so_timeout_prop);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
260 if (sockTimeout < 0) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
261 addWarning("Negative socket timeout not allowed. Value ignored", "M1M05");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
262 sockTimeout = 0;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
263 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
264 } catch (NumberFormatException e) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
265 addWarning("Unable to parse socket timeout number from: " + so_timeout_prop, "M1M05");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
266 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
267 conn_props.setProperty("so_timeout", Integer.toString(sockTimeout));
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
268 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
269
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
270 // check mandatory input arguments
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
271 if (hostname == null || hostname.isEmpty())
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
272 throw new IllegalArgumentException("Missing or empty host name");
225
5ddb1f20d5d5 Socket may also throw an UnknownHostException. Add it to MapiSocket.connect() and catch it in MonetConnection(Properties props).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 219
diff changeset
273 if (port <= 0 || port > 65535)
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
274 throw new IllegalArgumentException("Invalid port number: " + port
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
275 + ". It should not be " + (port < 0 ? "negative" : (port > 65535 ? "larger than 65535" : "0")));
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
276 if (username == null || username.isEmpty())
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
277 throw new IllegalArgumentException("Missing or empty user name");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
278 if (password == null || password.isEmpty())
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
279 throw new IllegalArgumentException("Missing or empty password");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
280 if (language == null || language.isEmpty()) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
281 // fallback to default language: sql
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
282 language = "sql";
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
283 addWarning("No language specified, defaulting to 'sql'", "M1M05");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
284 }
0
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parents:
diff changeset
285
429
e4e104f8146c Add fetchsize to the list of valid client props
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 428
diff changeset
286 // warn about unrecognized settings
e4e104f8146c Add fetchsize to the list of valid client props
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 428
diff changeset
287 for (Entry<Object,Object> e: props.entrySet()) {
e4e104f8146c Add fetchsize to the list of valid client props
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 428
diff changeset
288 checkValidProperty(e.getKey().toString(), "MonetConnection");
e4e104f8146c Add fetchsize to the list of valid client props
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 428
diff changeset
289 }
e4e104f8146c Add fetchsize to the list of valid client props
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 428
diff changeset
290
0
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parents:
diff changeset
291 server = new MapiSocket();
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
292 if (hash != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
293 server.setHash(hash);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
294 if (database != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
295 server.setDatabase(database);
0
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parents:
diff changeset
296 server.setLanguage(language);
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parents:
diff changeset
297
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
298 // calculate our time zone offset
422
8368cbc670bf Send reply size and time zone during initial handshake
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 416
diff changeset
299 final Calendar cal = Calendar.getInstance();
697
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
300 final int offsetMillis = cal.get(Calendar.ZONE_OFFSET) + cal.get(Calendar.DST_OFFSET);
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
301 final int offsetSeconds = offsetMillis / 1000;
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
302 timeZoneSetting.set(offsetSeconds);
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
303
684
9cc67e98e9c6 Fix Xlint warnings
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 673
diff changeset
304 server.setHandshakeOptions(new HandshakeOption<?>[] {
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
305 autoCommitSetting,
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
306 replySizeSetting,
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
307 sizeHeaderSetting,
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
308 timeZoneSetting,
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
309 });
422
8368cbc670bf Send reply size and time zone during initial handshake
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 416
diff changeset
310
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
311 // we're debugging here... uhm, should be off in real life
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
312 if (debug) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
313 try {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
314 final String fname = props.getProperty("logfile", "monet_" + System.currentTimeMillis() + ".log");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
315 File f = new File(fname);
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
316
25
5ec116ba7d71 When single character use faster version of indexOf(<char>)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 8
diff changeset
317 int ext = fname.lastIndexOf('.');
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
318 if (ext < 0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
319 ext = fname.length();
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
320 final String pre = fname.substring(0, ext);
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
321 final String suf = fname.substring(ext);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
322
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
323 for (int i = 1; f.exists(); i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
324 f = new File(pre + "-" + i + suf);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
325 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
326
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
327 server.debug(f.getAbsolutePath()); // enable logging on the MapiSocket level
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
328 } catch (IOException ex) {
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
329 throw new SQLNonTransientConnectionException("Opening logfile failed: " + ex.getMessage(), "08M01");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
330 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
331 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
332
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
333 try {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
334 final java.util.List<String> warnings = server.connect(hostname, port, username, password);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
335 for (String warning : warnings) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
336 addWarning(warning, "01M02");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
337 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
338
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
339 // apply NetworkTimeout value from legacy (pre 4.1) driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
340 // so_timeout calls
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
341 server.setSoTimeout(sockTimeout);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
342
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
343 in = server.getReader();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
344 out = server.getWriter();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
345
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
346 final String error = in.discardRemainder();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
347 if (error != null)
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
348 throw new SQLNonTransientConnectionException((error.length() > 6) ? error.substring(6) : error, "08001");
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
349 } catch (java.net.UnknownHostException e) {
225
5ddb1f20d5d5 Socket may also throw an UnknownHostException. Add it to MapiSocket.connect() and catch it in MonetConnection(Properties props).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 219
diff changeset
350 throw new SQLNonTransientConnectionException("Unknown Host (" + hostname + "): " + e.getMessage(), "08006");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
351 } catch (IOException e) {
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
352 throw new SQLNonTransientConnectionException("Unable to connect (" + hostname + ":" + port + "): " + e.getMessage(), "08006");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
353 } catch (MCLParseException e) {
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
354 throw new SQLNonTransientConnectionException(e.getMessage(), "08001");
391
f523727db392 Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.*
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 381
diff changeset
355 } catch (org.monetdb.mcl.MCLException e) {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
356 final String[] connex = e.getMessage().split("\n");
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
357 final SQLException sqle = new SQLNonTransientConnectionException(connex[0], "08001", e);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
358 for (int i = 1; i < connex.length; i++) {
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
359 sqle.setNextException(new SQLNonTransientConnectionException(connex[1], "08001"));
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
360 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
361 throw sqle;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
362 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
363
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
364 // we seem to have managed to log in, let's store the
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
365 // language used and language specific query templates
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
366 if ("sql".equals(language)) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
367 lang = LANG_SQL;
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
368
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
369 queryTempl[0] = "s"; // pre
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
370 queryTempl[1] = "\n;"; // post
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
371 queryTempl[2] = "\n;\n"; // separator
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
372
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
373 commandTempl[0] = "X"; // pre
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
374 commandTempl[1] = ""; // post
336
5826913bdc6d commandTempl[2] is never used, so no need to allocate and initialise it.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 335
diff changeset
375 //commandTempl[2] = "\nX"; // separator (is not used)
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
376 } else if ("mal".equals(language)) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
377 lang = LANG_MAL;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
378
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
379 queryTempl[0] = ""; // pre
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
380 queryTempl[1] = ";\n"; // post
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
381 queryTempl[2] = ";\n"; // separator
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
382
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
383 commandTempl[0] = ""; // pre
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
384 commandTempl[1] = ""; // post
336
5826913bdc6d commandTempl[2] is never used, so no need to allocate and initialise it.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 335
diff changeset
385 //commandTempl[2] = ""; // separator (is not used)
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
386 } else {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
387 lang = LANG_UNKNOWN;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
388 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
389
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
390 // Now take care of any handshake options not handled during the handshake
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
391 if (replySizeSetting.isSent()) {
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
392 this.curReplySize = replySizeSetting.get();
656
c6fe5dfecafc Refactor HandshakeOptions
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 650
diff changeset
393 }
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
394 this.defaultFetchSize = replySizeSetting.get();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
395 if (lang == LANG_SQL) {
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
396 if (autoCommitSetting.mustSend(autoCommit)) {
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
397 setAutoCommit(autoCommitSetting.get());
673
8464a17caedf Do not forget to update the autoCommit bookkeeping
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 671
diff changeset
398 } else {
8464a17caedf Do not forget to update the autoCommit bookkeeping
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 671
diff changeset
399 // update bookkeeping
8464a17caedf Do not forget to update the autoCommit bookkeeping
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 671
diff changeset
400 autoCommit = autoCommitSetting.get();
658
108123ca6889 Add autocommit=true/false option to jdbc url
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 657
diff changeset
401 }
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
402 if (sizeHeaderSetting.mustSend(false)) {
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
403 sendControlCommand("sizeheader 1");
673
8464a17caedf Do not forget to update the autoCommit bookkeeping
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 671
diff changeset
404 } else {
8464a17caedf Do not forget to update the autoCommit bookkeeping
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 671
diff changeset
405 // no bookkeeping to update
422
8368cbc670bf Send reply size and time zone during initial handshake
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 416
diff changeset
406 }
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
407 if (timeZoneSetting.mustSend(0)) {
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
408 setTimezone(timeZoneSetting.get());
673
8464a17caedf Do not forget to update the autoCommit bookkeeping
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 671
diff changeset
409 } else {
8464a17caedf Do not forget to update the autoCommit bookkeeping
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 671
diff changeset
410 // no bookkeeping to update
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
411 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
412 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
413
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
414 // we're absolutely not closed, since we're brand new
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
415 closed = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
416 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
417
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
418 //== methods of interface Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
419
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
420 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
421 * Clears all warnings reported for this Connection object. After a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
422 * call to this method, the method getWarnings returns null until a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
423 * new warning is reported for this Connection object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
424 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
425 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
426 public void clearWarnings() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
427 warnings = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
428 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
429
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
430 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
431 * Releases this Connection object's database and JDBC resources
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
432 * immediately instead of waiting for them to be automatically
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
433 * released. All Statements created from this Connection will be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
434 * closed when this method is called.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
435 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
436 * Calling the method close on a Connection object that is already
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
437 * closed is a no-op.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
438 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
439 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
440 public void close() {
623
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
441 if (closed)
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
442 return;
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
443
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
444 clearWarnings();
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
445 dbmd = null;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
446 synchronized (server) {
623
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
447 // Note: An entry in a WeakHashMap will automatically be
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
448 // removed when its key is no longer in ordinary use.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
449 for (Statement st : statements.keySet()) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
450 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
451 st.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
452 } catch (SQLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
453 // better luck next time!
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
454 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
455 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
456 // close the socket
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
457 server.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
458 // report ourselves as closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
459 closed = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
460 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
461 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
462
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
463 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
464 * Makes all changes made since the previous commit/rollback
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
465 * permanent and releases any database locks currently held by this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
466 * Connection object. This method should be used only when
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
467 * auto-commit mode has been disabled.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
468 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
469 * @throws SQLException if a database access error occurs or this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
470 * Connection object is in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
471 * @see #setAutoCommit(boolean)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
472 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
473 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
474 public void commit() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
475 // note: can't use sendIndependentCommand here because we need
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
476 // to process the auto_commit state the server gives
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
477 sendTransactionCommand("COMMIT");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
478 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
479
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
480 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
481 * Creates a Statement object for sending SQL statements to the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
482 * database. SQL statements without parameters are normally
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
483 * executed using Statement objects. If the same SQL statement is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
484 * executed many times, it may be more efficient to use a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
485 * PreparedStatement object.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
486 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
487 * Result sets created using the returned Statement object will by
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
488 * default be type TYPE_FORWARD_ONLY and have a concurrency level of
292
b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 288
diff changeset
489 * CONCUR_READ_ONLY and a holdability of HOLD_CURSORS_OVER_COMMIT.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
490 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
491 * @return a new default Statement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
492 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
493 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
494 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
495 public Statement createStatement() throws SQLException {
292
b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 288
diff changeset
496 return createStatement(MonetResultSet.DEF_RESULTSETTYPE, MonetResultSet.DEF_CONCURRENCY, MonetResultSet.DEF_HOLDABILITY);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
497 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
498
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
499 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
500 * Creates a Statement object that will generate ResultSet objects
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
501 * with the given type and concurrency. This method is the same as
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
502 * the createStatement method above, but it allows the default
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
503 * result set type and concurrency to be overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
504 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
505 * @param resultSetType a result set type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
506 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
507 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
508 * @param resultSetConcurrency a concurrency type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
509 * ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
510 * @return a new Statement object that will generate ResultSet objects with
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
511 * the given type and concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
512 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
513 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
514 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
515 public Statement createStatement(final int resultSetType, final int resultSetConcurrency) throws SQLException {
292
b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 288
diff changeset
516 return createStatement(resultSetType, resultSetConcurrency, MonetResultSet.DEF_HOLDABILITY);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
517 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
518
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
519 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
520 * Creates a Statement object that will generate ResultSet objects
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
521 * with the given type, concurrency, and holdability. This method
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
522 * is the same as the createStatement method above, but it allows
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
523 * the default result set type, concurrency, and holdability to be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
524 * overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
525 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
526 * @param resultSetType one of the following ResultSet constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
527 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
528 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
529 * @param resultSetConcurrency one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
530 * constants: ResultSet.CONCUR_READ_ONLY or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
531 * ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
532 * @param resultSetHoldability one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
533 * constants: ResultSet.HOLD_CURSORS_OVER_COMMIT or
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
534 * ResultSet.CLOSE_CURSORS_AT_COMMIT
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
535 *
697
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
536 * @return a new Statement object that will generate ResultSet
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
537 * objects with the given type, concurrency, and holdability
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
538 * @throws SQLException if a database access error occurs or the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
539 * given parameters are not ResultSet constants indicating type,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
540 * concurrency, and holdability
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
541 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
542 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
543 public Statement createStatement(final int resultSetType, final int resultSetConcurrency, final int resultSetHoldability) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
544 try {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
545 final Statement ret = new MonetStatement(this, resultSetType, resultSetConcurrency, resultSetHoldability);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
546 // store it in the map for when we close...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
547 statements.put(ret, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
548 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
549 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
550 throw new SQLException(e.toString(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
551 }
271
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
552 // we don't have to catch SQLException because that is declared to be thrown
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
553 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
554
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
555 /**
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
556 * Retrieves the current auto-commit mode for this Connection object.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
557 *
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
558 * @return the current state of this Connection object's auto-commit mode
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
559 * @see #setAutoCommit(boolean)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
560 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
561 @Override
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
562 public boolean getAutoCommit() {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
563 return autoCommit;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
564 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
565
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
566 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
567 * Retrieves this Connection object's current catalog name.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
568 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
569 * @return the current catalog name or null if there is none
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
570 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
571 @Override
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
572 public String getCatalog() {
697
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
573 // MonetDB does NOT support catalog names or qualifiers
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
574 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
575 }
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
576
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
577 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
578 * Retrieves the current holdability of ResultSet objects created
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
579 * using this Connection object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
580 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
581 * @return the holdability, one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
582 * ResultSet.HOLD_CURSORS_OVER_COMMIT or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
583 * ResultSet.CLOSE_CURSORS_AT_COMMIT
194
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 186
diff changeset
584 * @see #setHoldability(int)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
585 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
586 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
587 public int getHoldability() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
588 // TODO: perhaps it is better to have the server implement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
589 // CLOSE_CURSORS_AT_COMMIT
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
590 return ResultSet.HOLD_CURSORS_OVER_COMMIT;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
591 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
592
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
593 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
594 * Retrieves a DatabaseMetaData object that contains metadata about
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
595 * the database to which this Connection object represents a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
596 * connection. The metadata includes information about the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
597 * database's tables, its supported SQL grammar, its stored
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
598 * procedures, the capabilities of this connection, and so on.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
599 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
600 * @throws SQLException if the current language is not SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
601 * @return a DatabaseMetaData object for this Connection object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
602 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
603 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
604 public DatabaseMetaData getMetaData() throws SQLException {
472
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
605 // for debug: System.out.println("calling getMetaData()");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
606 if (lang != LANG_SQL)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
607 throw new SQLException("This method is only supported in SQL mode", "M0M04");
472
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
608 if (dbmd == null) {
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
609 // first use, construct it once and reuse it for all next calls
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
610 dbmd = new MonetDatabaseMetaData(this);
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
611 }
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 451
diff changeset
612 return dbmd;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
613 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
614
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
615 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
616 * Retrieves this Connection object's current transaction isolation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
617 * level.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
618 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
619 * @return the current transaction isolation level, which will be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
620 * Connection.TRANSACTION_SERIALIZABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
621 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
622 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
623 public int getTransactionIsolation() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
624 return TRANSACTION_SERIALIZABLE;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
625 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
626
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
627 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
628 * Retrieves the Map object associated with this Connection object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
629 * Unless the application has added an entry, the type map returned
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
630 * will be empty.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
631 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
632 * @return the java.util.Map object associated with this Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
633 * object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
634 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
635 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
636 public Map<String,Class<?>> getTypeMap() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
637 return typeMap;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
638 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
639
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
640 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
641 * Retrieves the first warning reported by calls on this Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
642 * object. If there is more than one warning, subsequent warnings
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
643 * will be chained to the first one and can be retrieved by calling
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
644 * the method SQLWarning.getNextWarning on the warning that was
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
645 * retrieved previously.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
646 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
647 * This method may not be called on a closed connection; doing so
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
648 * will cause an SQLException to be thrown.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
649 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
650 * Note: Subsequent warnings will be chained to this SQLWarning.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
651 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
652 * @return the first SQLWarning object or null if there are none
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
653 * @throws SQLException if a database access error occurs or this method is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
654 * called on a closed connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
655 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
656 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
657 public SQLWarning getWarnings() throws SQLException {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
658 checkNotClosed();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
659 // if there are no warnings, this will be null, which fits with the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
660 // specification.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
661 return warnings;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
662 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
663
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
664 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
665 * Retrieves whether this Connection object has been closed. A
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
666 * connection is closed if the method close has been called on it or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
667 * if certain fatal errors have occurred. This method is guaranteed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
668 * to return true only when it is called after the method
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
669 * Connection.close has been called.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
670 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
671 * This method generally cannot be called to determine whether a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
672 * connection to a database is valid or invalid. A typical client
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
673 * can determine that a connection is invalid by catching any
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
674 * exceptions that might be thrown when an operation is attempted.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
675 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
676 * @return true if this Connection object is closed; false if it is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
677 * still open
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
678 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
679 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
680 public boolean isClosed() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
681 return closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
682 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
683
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
684 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
685 * Retrieves whether this Connection object is in read-only mode.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
686 * MonetDB currently doesn't support updateable result sets, but
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
687 * updates are possible. Hence the Connection object is never in
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
688 * read-only mode.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
689 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
690 * @return true if this Connection object is read-only; false otherwise
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
691 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
692 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
693 public boolean isReadOnly() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
694 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
695 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
696
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
697 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
698 * Converts the given SQL statement into the system's native SQL grammar.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
699 * A driver may convert the JDBC SQL grammar into its system's native SQL grammar prior to sending it.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
700 * This method returns the native form of the statement that the driver would have sent.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
701 *
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
702 * @param sql - an SQL statement that may contain one or more '?' parameter placeholders.
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
703 * @return the native form of this statement
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
704 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
705 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
706 public String nativeSQL(final String sql) {
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
707 /* there is currently no way to get the native MonetDB rewritten SQL string back, so just return the original string */
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
708 /* in future we may replace/remove the escape sequences { <escape-type> ...} before sending it to the server */
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
709 return sql;
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
710 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
711
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
712 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
713 * Creates a CallableStatement object for calling database stored procedures.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
714 * The CallableStatement object provides methods for setting up its IN and OUT parameters,
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
715 * and methods for executing the call to a stored procedure.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
716 *
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
717 * Note: This method is optimized for handling stored procedure call statements.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
718 * Some drivers may send the call statement to the database when the method prepareCall is done;
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
719 * others may wait until the CallableStatement object is executed. This has no direct effect
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
720 * on users; however, it does affect which method throws certain SQLExceptions.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
721 *
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
722 * Result sets created using the returned CallableStatement object will by default be type TYPE_FORWARD_ONLY
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
723 * and have a concurrency level of CONCUR_READ_ONLY.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
724 * The holdability of the created result sets can be determined by calling getHoldability().
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
725 *
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
726 * @param sql - an SQL statement that may contain one or more '?' parameter placeholders.
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
727 * Typically this statement is specified using JDBC call escape syntax.
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
728 * @return a new default CallableStatement object containing the pre-compiled SQL statement
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
729 * @throws SQLException - if a database access error occurs or this method is called on a closed connection
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
730 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
731 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
732 public CallableStatement prepareCall(final String sql) throws SQLException {
292
b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 288
diff changeset
733 return prepareCall(sql, MonetResultSet.DEF_RESULTSETTYPE, MonetResultSet.DEF_CONCURRENCY, MonetResultSet.DEF_HOLDABILITY);
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
734 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
735
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
736 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
737 * Creates a CallableStatement object that will generate ResultSet objects with the given type and concurrency.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
738 * This method is the same as the prepareCall method above, but it allows the default result set type and concurrency to be overridden.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
739 * The holdability of the created result sets can be determined by calling getHoldability().
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
740 *
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
741 * @param sql - a String object that is the SQL statement to be sent to the database; may contain on or more '?' parameters
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
742 * Typically this statement is specified using JDBC call escape syntax.
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
743 * @param resultSetType - a result set type; one of ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE, or ResultSet.TYPE_SCROLL_SENSITIVE
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
744 * @param resultSetConcurrency - a concurrency type; one of ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
745 * @return a new CallableStatement object containing the pre-compiled SQL statement that
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
746 * will produce ResultSet objects with the given type and concurrency
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
747 * @throws SQLException - if a database access error occurs, this method is called on a closed connection or
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
748 * the given parameters are not ResultSet constants indicating type and concurrency
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
749 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
750 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
751 public CallableStatement prepareCall(final String sql, final int resultSetType, final int resultSetConcurrency) throws SQLException {
292
b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 288
diff changeset
752 return prepareCall(sql, resultSetType, resultSetConcurrency, MonetResultSet.DEF_HOLDABILITY);
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
753 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
754
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
755 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
756 * Creates a CallableStatement object that will generate ResultSet objects with the given type and concurrency.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
757 * This method is the same as the prepareCall method above, but it allows the default result set type, result set concurrency type and holdability to be overridden.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
758 *
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
759 * @param sql - a String object that is the SQL statement to be sent to the database; may contain on or more '?' parameters
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
760 * Typically this statement is specified using JDBC call escape syntax.
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
761 * @param resultSetType - a result set type; one of ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE, or ResultSet.TYPE_SCROLL_SENSITIVE
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
762 * @param resultSetConcurrency - a concurrency type; one of ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
763 * @param resultSetHoldability - one of the following ResultSet constants: ResultSet.HOLD_CURSORS_OVER_COMMIT or ResultSet.CLOSE_CURSORS_AT_COMMIT
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
764 * @return a new CallableStatement object, containing the pre-compiled SQL statement, that will generate ResultSet objects with the given type, concurrency, and holdability
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
765 * @throws SQLException - if a database access error occurs, this method is called on a closed connection or
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
766 * the given parameters are not ResultSet constants indicating type, concurrency, and holdability
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
767 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
768 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
769 public CallableStatement prepareCall(final String sql, final int resultSetType, final int resultSetConcurrency, final int resultSetHoldability)
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
770 throws SQLException
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
771 {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
772 checkNotClosed();
692
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 690
diff changeset
773
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 690
diff changeset
774 if (sql == null || sql.isEmpty())
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 690
diff changeset
775 throw new SQLException("Missing SQL statement", "M1M05");
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 690
diff changeset
776
271
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
777 try {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
778 final CallableStatement ret = new MonetCallableStatement(
271
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
779 this,
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
780 resultSetType,
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
781 resultSetConcurrency,
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
782 resultSetHoldability,
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
783 sql
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
784 );
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
785 // store it in the map for when we close...
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
786 statements.put(ret, null);
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
787 return ret;
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
788 } catch (IllegalArgumentException e) {
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
789 throw new SQLException(e.toString(), "M0M03");
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
790 }
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 266
diff changeset
791 // we don't have to catch SQLException because that is declared to be thrown
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
792 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
793
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
794 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
795 * Creates a PreparedStatement object for sending parameterized SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
796 * statements to the database.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
797 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
798 * A SQL statement with or without IN parameters can be pre-compiled
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
799 * and stored in a PreparedStatement object. This object can then be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
800 * used to efficiently execute this statement multiple times.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
801 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
802 * Note: This method is optimized for handling parametric SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
803 * statements that benefit from precompilation. If the driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
804 * supports precompilation, the method prepareStatement will send
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
805 * the statement to the database for precompilation. Some drivers
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
806 * may not support precompilation. In this case, the statement may
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
807 * not be sent to the database until the PreparedStatement object is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
808 * executed. This has no direct effect on users; however, it does
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
809 * affect which methods throw certain SQLException objects.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
810 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
811 * Result sets created using the returned PreparedStatement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
812 * will by default be type TYPE_FORWARD_ONLY and have a concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
813 * level of CONCUR_READ_ONLY.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
814 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
815 * @param sql an SQL statement that may contain one or more '?' IN
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
816 * parameter placeholders
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
817 * @return a new default PreparedStatement object containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
818 * pre-compiled SQL statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
819 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
820 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
821 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
822 public PreparedStatement prepareStatement(final String sql) throws SQLException {
292
b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 288
diff changeset
823 return prepareStatement(sql, MonetResultSet.DEF_RESULTSETTYPE, MonetResultSet.DEF_CONCURRENCY, MonetResultSet.DEF_HOLDABILITY);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
824 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
825
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
826 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
827 * Creates a PreparedStatement object that will generate ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
828 * objects with the given type and concurrency. This method is the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
829 * same as the prepareStatement method above, but it allows the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
830 * default result set type and concurrency to be overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
831 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
832 * @param sql a String object that is the SQL statement to be sent to the
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
833 * database; may contain one or more ? IN parameters
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
834 * @param resultSetType a result set type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
835 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
836 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
837 * @param resultSetConcurrency a concurrency type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
838 * ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
839 * @return a new PreparedStatement object containing the pre-compiled SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
840 * statement that will produce ResultSet objects with the given
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
841 * type and concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
842 * @throws SQLException if a database access error occurs or the given
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
843 * parameters are not ResultSet constants indicating
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
844 * type and concurrency
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
845 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
846 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
847 public PreparedStatement prepareStatement(final String sql, final int resultSetType, final int resultSetConcurrency) throws SQLException {
292
b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 288
diff changeset
848 return prepareStatement(sql, resultSetType, resultSetConcurrency, MonetResultSet.DEF_HOLDABILITY);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
849 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
850
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
851 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
852 * Creates a PreparedStatement object that will generate ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
853 * objects with the given type, concurrency, and holdability.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
854 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
855 * This method is the same as the prepareStatement method above, but
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
856 * it allows the default result set type, concurrency, and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
857 * holdability to be overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
858 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
859 * @param sql a String object that is the SQL statement to be sent
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
860 * to the database; may contain one or more ? IN parameters
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
861 * @param resultSetType one of the following ResultSet constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
862 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
863 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
864 * @param resultSetConcurrency one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
865 * constants: ResultSet.CONCUR_READ_ONLY or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
866 * ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
867 * @param resultSetHoldability one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
868 * constants: ResultSet.HOLD_CURSORS_OVER_COMMIT or
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
869 * ResultSet.CLOSE_CURSORS_AT_COMMIT
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
870 * @return a new PreparedStatement object, containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
871 * pre-compiled SQL statement, that will generate ResultSet objects
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
872 * with the given type, concurrency, and holdability
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
873 * @throws SQLException if a database access error occurs or the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
874 * given parameters are not ResultSet constants indicating type,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
875 * concurrency, and holdability
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
876 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
877 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
878 public PreparedStatement prepareStatement(final String sql, final int resultSetType, final int resultSetConcurrency, final int resultSetHoldability)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
879 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
880 {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
881 checkNotClosed();
692
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 690
diff changeset
882
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 690
diff changeset
883 if (sql == null || sql.isEmpty())
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 690
diff changeset
884 throw new SQLException("Missing SQL statement", "M1M05");
2233b172e06d Add checks for sql String parameter to prevent NullPointerException or executing an empty sql String.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 690
diff changeset
885
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
886 try {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
887 final PreparedStatement ret = new MonetPreparedStatement(
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
888 this,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
889 resultSetType,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
890 resultSetConcurrency,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
891 resultSetHoldability,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
892 sql
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
893 );
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
894 // store it in the map for when we close...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
895 statements.put(ret, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
896 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
897 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
898 throw new SQLException(e.toString(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
899 }
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
900 // we don't have to catch SQLException because that is declared to be thrown
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
901 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
902
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
903 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
904 * Creates a default PreparedStatement object that has the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
905 * capability to retrieve auto-generated keys. The given constant
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
906 * tells the driver whether it should make auto-generated keys
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
907 * available for retrieval. This parameter is ignored if the SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
908 * statement is not an INSERT statement.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
909 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
910 * Note: This method is optimized for handling parametric SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
911 * statements that benefit from precompilation. If the driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
912 * supports precompilation, the method prepareStatement will send
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
913 * the statement to the database for precompilation. Some drivers
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
914 * may not support precompilation. In this case, the statement may
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
915 * not be sent to the database until the PreparedStatement object is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
916 * executed. This has no direct effect on users; however, it does
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
917 * affect which methods throw certain SQLExceptions.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
918 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
919 * Result sets created using the returned PreparedStatement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
920 * will by default be type TYPE_FORWARD_ONLY and have a concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
921 * level of CONCUR_READ_ONLY.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
922 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
923 * @param sql an SQL statement that may contain one or more '?' IN
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
924 * parameter placeholders
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
925 * @param autoGeneratedKeys a flag indicating whether auto-generated
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
926 * keys should be returned; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
927 * Statement.RETURN_GENERATED_KEYS or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
928 * Statement.NO_GENERATED_KEYS
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
929 * @return a new PreparedStatement object, containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
930 * pre-compiled SQL statement, that will have the capability
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
931 * of returning auto-generated keys
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
932 * @throws SQLException - if a database access error occurs or the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
933 * given parameter is not a Statement constant indicating
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
934 * whether auto-generated keys should be returned
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
935 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
936 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
937 public PreparedStatement prepareStatement(final String sql, final int autoGeneratedKeys) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
938 if (autoGeneratedKeys != Statement.RETURN_GENERATED_KEYS &&
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
939 autoGeneratedKeys != Statement.NO_GENERATED_KEYS)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
940 throw new SQLException("Invalid argument, expected RETURN_GENERATED_KEYS or NO_GENERATED_KEYS", "M1M05");
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
941
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
942 /* MonetDB has no way to disable this, so just do the normal thing ;) */
292
b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 288
diff changeset
943 return prepareStatement(sql, MonetResultSet.DEF_RESULTSETTYPE, MonetResultSet.DEF_CONCURRENCY, MonetResultSet.DEF_HOLDABILITY);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
944 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
945
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
946 /**
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
947 * Creates a default PreparedStatement object capable of returning the auto-generated keys designated by the given array.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
948 * This array contains the indexes of the columns in the target table that contain the auto-generated keys that should be made available.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
949 * The driver will ignore the array if the SQL statement is not an INSERT statement, or an SQL statement able to
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
950 * return auto-generated keys (the list of such statements is vendor-specific).
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
951 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
952 * An SQL statement with or without IN parameters can be pre-compiled and stored in a PreparedStatement object.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
953 * This object can then be used to efficiently execute this statement multiple times.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
954 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
955 * Note: This method is optimized for handling parametric SQL statements that benefit from precompilation.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
956 * If the driver supports precompilation, the method prepareStatement will send the statement to the database for precompilation.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
957 * Some drivers may not support precompilation. In this case, the statement may not be sent to the database until the PreparedStatement
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
958 * object is executed. This has no direct effect on users; however, it does affect which methods throw certain SQLExceptions.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
959 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
960 * Result sets created using the returned PreparedStatement object will by default be type TYPE_FORWARD_ONLY and have
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
961 * a concurrency level of CONCUR_READ_ONLY. The holdability of the created result sets can be determined by calling getHoldability().
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
962 *
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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diff changeset
963 * @param sql - an SQL statement that may contain one or more '?' IN parameter placeholders
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
964 * @param columnIndexes - an array of column indexes indicating the columns that should be returned from the inserted row or rows
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
965 * @return a new PreparedStatement object, containing the pre-compiled statement, that is capable of
414
1e278695fe54 Small improvements: adding some final keywords, removing unnecesary initialisations, improve comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 408
diff changeset
966 * returning the auto-generated keys designated by the given array of column indexes
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
967 * @throws SQLException - if a database access error occurs or this method is called on a closed connection
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
968 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this method
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
969 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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970 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
971 public PreparedStatement prepareStatement(final String sql, final int[] columnIndexes) throws SQLException {
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
972 throw newSQLFeatureNotSupportedException("prepareStatement(String sql, int[] columnIndexes)");
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
973 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
974
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
975 /**
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
976 * Creates a default PreparedStatement object capable of returning the auto-generated keys designated by the given array.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
977 * This array contains the names of the columns in the target table that contain the auto-generated keys that should be returned.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
978 * The driver will ignore the array if the SQL statement is not an INSERT statement, or an SQL statement able to
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
979 * return auto-generated keys (the list of such statements is vendor-specific).
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
980 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
981 * An SQL statement with or without IN parameters can be pre-compiled and stored in a PreparedStatement object.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
982 * This object can then be used to efficiently execute this statement multiple times.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
983 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
984 * Note: This method is optimized for handling parametric SQL statements that benefit from precompilation.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
985 * If the driver supports precompilation, the method prepareStatement will send the statement to the database for precompilation.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
986 * Some drivers may not support precompilation. In this case, the statement may not be sent to the database until the PreparedStatement
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
987 * object is executed. This has no direct effect on users; however, it does affect which methods throw certain SQLExceptions.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
988 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
989 * Result sets created using the returned PreparedStatement object will by default be type TYPE_FORWARD_ONLY and have
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
990 * a concurrency level of CONCUR_READ_ONLY. The holdability of the created result sets can be determined by calling getHoldability().
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
991 *
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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diff changeset
992 * @param sql - an SQL statement that may contain one or more '?' IN parameter placeholders
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
993 * @param columnNames - an array of column names indicating the columns that should be returned from the inserted row or rows
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
994 * @return a new PreparedStatement object, containing the pre-compiled statement, that is capable of
414
1e278695fe54 Small improvements: adding some final keywords, removing unnecesary initialisations, improve comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 408
diff changeset
995 * returning the auto-generated keys designated by the given array of column names
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
996 * @throws SQLException - if a database access error occurs or this method is called on a closed connection
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
997 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this method
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
998 */
0
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
999 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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diff changeset
1000 public PreparedStatement prepareStatement(final String sql, final String[] columnNames) throws SQLException {
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
1001 throw newSQLFeatureNotSupportedException("prepareStatement(String sql, String[] columnNames)");
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
1002 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1003
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1004 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1005 * Removes the given Savepoint object from the current transaction.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1006 * Any reference to the savepoint after it have been removed will
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1007 * cause an SQLException to be thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1008 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1009 * @param savepoint the Savepoint object to be removed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1010 * @throws SQLException if a database access error occurs or the given
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1011 * Savepoint object is not a valid savepoint in the current
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1012 * transaction
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1013 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1014 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1015 public void releaseSavepoint(final Savepoint savepoint) throws SQLException {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1016 checkNotClosed();
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1017 if (!(savepoint instanceof MonetSavepoint))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1018 throw new SQLException("This driver can only handle savepoints it created itself", "M0M06");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1019
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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diff changeset
1020 final MonetSavepoint sp = (MonetSavepoint)savepoint;
0
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1021
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1022 // note: can't use sendIndependentCommand here because we need
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1023 // to process the auto_commit state the server gives
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
1024 sendTransactionCommand("RELEASE SAVEPOINT " + sp.getName());
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1025 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1026
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1027 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1028 * Undoes all changes made in the current transaction and releases
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1029 * any database locks currently held by this Connection object.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1030 * This method should be used only when auto-commit mode has been disabled.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1031 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1032 * @throws SQLException if a database access error occurs or this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1033 * Connection object is in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1034 * @see #setAutoCommit(boolean)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1035 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1036 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1037 public void rollback() throws SQLException {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1038 checkNotClosed();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1039 // note: can't use sendIndependentCommand here because we need
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1040 // to process the auto_commit state the server gives
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
1041 sendTransactionCommand("ROLLBACK");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1042 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1043
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1044 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1045 * Undoes all changes made after the given Savepoint object was set.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1046 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1047 * This method should be used only when auto-commit has been disabled.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1048 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1049 * @param savepoint the Savepoint object to roll back to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1050 * @throws SQLException if a database access error occurs, the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1051 * Savepoint object is no longer valid, or this Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1052 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1053 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1054 @Override
295
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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diff changeset
1055 public void rollback(final Savepoint savepoint) throws SQLException {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1056 checkNotClosed();
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1057 if (!(savepoint instanceof MonetSavepoint))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1058 throw new SQLException("This driver can only handle savepoints it created itself", "M0M06");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
diff changeset
1059
295
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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diff changeset
1060 final MonetSavepoint sp = (MonetSavepoint)savepoint;
0
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1061
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1062 // note: can't use sendIndependentCommand here because we need
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1063 // to process the auto_commit state the server gives
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
1064 sendTransactionCommand("ROLLBACK TO SAVEPOINT " + sp.getName());
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1065 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1066
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1067 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1068 * Sets this connection's auto-commit mode to the given state. If a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1069 * connection is in auto-commit mode, then all its SQL statements
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1070 * will be executed and committed as individual transactions.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1071 * Otherwise, its SQL statements are grouped into transactions that
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1072 * are terminated by a call to either the method commit or the
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1073 * method rollback. By default, new connections are in auto-commit mode.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1074 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1075 * The commit occurs when the statement completes or the next
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1076 * execute occurs, whichever comes first. In the case of statements
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1077 * returning a ResultSet object, the statement completes when the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1078 * last row of the ResultSet object has been retrieved or the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1079 * ResultSet object has been closed. In advanced cases, a single
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1080 * statement may return multiple results as well as output parameter
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1081 * values. In these cases, the commit occurs when all results and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1082 * output parameter values have been retrieved.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1083 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1084 * NOTE: If this method is called during a transaction, the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1085 * transaction is committed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1086 *
8
a27ee2cb14a0 Replace String methods equals("") and "".equals( with isEmpty()
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
1087 * @param autoCommit true to enable auto-commit mode; false to disable it
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1088 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1089 * @see #getAutoCommit()
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1090 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1091 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1092 public void setAutoCommit(final boolean autoCommit) throws SQLException {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1093 checkNotClosed();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1094 if (this.autoCommit != autoCommit) {
407
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1095 sendControlCommand(autoCommit ? "auto_commit 1" : "auto_commit 0");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1096 this.autoCommit = autoCommit;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1097 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1098 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1099
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1100 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1101 * Sets the given catalog name in order to select a subspace of this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1102 * Connection object's database in which to work. If the driver
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1103 * does not support catalogs, it will silently ignore this request.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1104 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1105 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1106 public void setCatalog(final String catalog) {
697
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1107 // silently ignore this request as MonetDB does not support catalog names
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1108 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1109
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1110 /**
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1111 * Changes the default holdability of ResultSet objects created using this
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1112 * Connection object to the given holdability. The default holdability of
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1113 * ResultSet objects can be be determined by invoking DatabaseMetaData.getResultSetHoldability().
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1114 *
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1115 * @param holdability - a ResultSet holdability constant; one of
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1116 * ResultSet.HOLD_CURSORS_OVER_COMMIT or
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1117 * ResultSet.CLOSE_CURSORS_AT_COMMIT
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
1118 * @throws SQLException - if a database access error occurs or this method is called on a closed connection
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
1119 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this method or argument
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1120 * @see #getHoldability()
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1121 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1122 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1123 public void setHoldability(final int holdability) throws SQLException {
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1124 // we only support ResultSet.HOLD_CURSORS_OVER_COMMIT
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1125 if (holdability != ResultSet.HOLD_CURSORS_OVER_COMMIT)
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
1126 throw newSQLFeatureNotSupportedException("setHoldability(CLOSE_CURSORS_AT_COMMIT)");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1127 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1128
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1129 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1130 * Puts this connection in read-only mode as a hint to the driver to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1131 * enable database optimizations. MonetDB doesn't support any mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1132 * here, hence an SQLWarning is generated if attempted to set
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1133 * to true here.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1134 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1135 * @param readOnly true enables read-only mode; false disables it
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1136 * @throws SQLException if a database access error occurs or this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1137 * method is called during a transaction.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1138 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1139 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1140 public void setReadOnly(final boolean readOnly) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1141 if (readOnly == true)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1142 addWarning("cannot setReadOnly(true): read-only Connection mode not supported", "01M08");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1143 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1144
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1145 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1146 * Creates an unnamed savepoint in the current transaction and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1147 * returns the new Savepoint object that represents it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1148 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1149 * @return the new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1150 * @throws SQLException if a database access error occurs or this Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1151 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1152 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1153 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1154 public Savepoint setSavepoint() throws SQLException {
407
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1155 return setSavepoint(null);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1156 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1157
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1158 /**
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1159 * Creates a savepoint with the given name in the current transaction
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1160 * and returns the new Savepoint object that represents it.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1161 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1162 * @param name a String containing the name of the savepoint
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1163 * @return the new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1164 * @throws SQLException if a database access error occurs or this Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1165 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1166 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1167 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1168 public Savepoint setSavepoint(final String name) throws SQLException {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1169 checkNotClosed();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1170 // create a new Savepoint object
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1171 final MonetSavepoint sp;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1172 try {
407
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1173 sp = (name != null) ? new MonetSavepoint(name) : new MonetSavepoint();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1174 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1175 throw new SQLException(e.getMessage(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1176 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1177
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1178 // note: can't use sendIndependentCommand here because we need
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1179 // to process the auto_commit state the server gives
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
1180 sendTransactionCommand("SAVEPOINT " + sp.getName());
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1181 return sp;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1182 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1183
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1184 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1185 * Attempts to change the transaction isolation level for this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1186 * Connection object to the one given. The constants defined in the
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1187 * interface Connection are the possible transaction isolation levels.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1188 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1189 * @param level one of the following Connection constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1190 * Connection.TRANSACTION_READ_UNCOMMITTED,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1191 * Connection.TRANSACTION_READ_COMMITTED,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1192 * Connection.TRANSACTION_REPEATABLE_READ, or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1193 * Connection.TRANSACTION_SERIALIZABLE.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1194 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1195 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1196 public void setTransactionIsolation(final int level) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1197 if (level != TRANSACTION_SERIALIZABLE) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1198 addWarning("MonetDB only supports fully serializable " +
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1199 "transactions, continuing with transaction level " +
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1200 "raised to TRANSACTION_SERIALIZABLE", "01M09");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1201 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1202 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1203
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1204 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1205 * Installs the given TypeMap object as the type map for this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1206 * Connection object. The type map will be used for the custom
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1207 * mapping of SQL structured types and distinct types.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1208 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1209 * @param map the java.util.Map object to install as the replacement for
697
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1210 * this Connection object's default type map
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1211 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1212 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1213 public void setTypeMap(final Map<String, Class<?>> map) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1214 typeMap = map;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1215 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1216
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1217 /**
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1218 * Returns a string identifying this Connection to the MonetDB server.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1219 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1220 * @return a String representing this Object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1221 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1222 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1223 public String toString() {
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
1224 return "MonetDB Connection (" + getJDBCURL()
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
1225 + (closed ? ") disconnected" : ") connected");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1226 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1227
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1228 //== Java 1.6 methods (JDBC 4.0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1229
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1230 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1231 * Factory method for creating Array objects.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1232 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1233 * Note: When createArrayOf is used to create an array object that
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1234 * maps to a primitive data type, then it is implementation-defined
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1235 * whether the Array object is an array of that primitive data type
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1236 * or an array of Object.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1237 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1238 * Note: The JDBC driver is responsible for mapping the elements
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1239 * Object array to the default JDBC SQL type defined in
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1240 * java.sql.Types for the given class of Object. The default mapping
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1241 * is specified in Appendix B of the JDBC specification. If the
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1242 * resulting JDBC type is not the appropriate type for the given
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1243 * typeName then it is implementation defined whether an
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1244 * SQLException is thrown or the driver supports the resulting conversion.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1245 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1246 * @param typeName the SQL name of the type the elements of the
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1247 * array map to. The typeName is a database-specific name
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1248 * which may be the name of a built-in type, a user-defined
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1249 * type or a standard SQL type supported by this database.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1250 * This is the value returned by Array.getBaseTypeName
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1251 * @return an Array object whose elements map to the specified SQL type
89
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1252 * @throws SQLException - if a database error occurs, the JDBC type is not appropriate for the typeName and
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1253 * the conversion is not supported, the typeName is null or this method is called on a closed connection
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1254 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this data type
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1255 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1256 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1257 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1258 public java.sql.Array createArrayOf(final String typeName, final Object[] elements) throws SQLException {
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
1259 throw newSQLFeatureNotSupportedException("createArrayOf");
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1260 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1261
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1262 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1263 * Constructs an object that implements the Clob interface. The
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1264 * object returned initially contains no data. The setAsciiStream,
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1265 * setCharacterStream and setString methods of the Clob interface
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1266 * may be used to add data to the Clob.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1267 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1268 * @return a MonetClob instance
89
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1269 * @throws SQLException - if an object that implements the Clob interface can not be constructed,
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1270 * this method is called on a closed connection or a database access error occurs.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1271 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1272 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1273 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1274 public java.sql.Clob createClob() throws SQLException {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1275 return new MonetClob("");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1276 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1277
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1278 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1279 * Constructs an object that implements the Blob interface. The
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1280 * object returned initially contains no data. The setBinaryStream
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1281 * and setBytes methods of the Blob interface may be used to add
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1282 * data to the Blob.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1283 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1284 * @return a MonetBlob instance
89
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1285 * @throws SQLException - if an object that implements the Blob interface can not be constructed,
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1286 * this method is called on a closed connection or a database access error occurs.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1287 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1288 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1289 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1290 public java.sql.Blob createBlob() throws SQLException {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1291 return new MonetBlob(new byte[1]);
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1292 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1293
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1294 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1295 * Constructs an object that implements the NClob interface. The
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1296 * object returned initially contains no data. The setAsciiStream,
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1297 * setCharacterStream and setString methods of the NClob interface
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1298 * may be used to add data to the NClob.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1299 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1300 * @return an NClob instance
89
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1301 * @throws SQLException - if an object that implements the NClob interface can not be constructed,
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1302 * this method is called on a closed connection or a database access error occurs.
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1303 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this data type
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1304 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1305 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1306 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1307 public java.sql.NClob createNClob() throws SQLException {
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
1308 throw newSQLFeatureNotSupportedException("createNClob");
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1309 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1310
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1311 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1312 * Factory method for creating Struct objects.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1313 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1314 * @param typeName the SQL type name of the SQL structured type that
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1315 * this Struct object maps to. The typeName is the name of a
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1316 * user-defined type that has been defined for this database.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1317 * It is the value returned by Struct.getSQLTypeName.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1318 * @param attributes the attributes that populate the returned object
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1319 * @return a Struct object that maps to the given SQL type and is
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1320 * populated with the given attributes
89
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1321 * @throws SQLException - if an object that implements the Struct interface can not be constructed,
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1322 * this method is called on a closed connection or a database access error occurs.
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1323 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this data type
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1324 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1325 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1326 @Override
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
1327 public java.sql.Struct createStruct(String typeName, Object[] attributes) throws SQLException {
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
1328 throw newSQLFeatureNotSupportedException("createStruct");
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1329 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1330
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1331 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1332 * Constructs an object that implements the SQLXML interface. The
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1333 * object returned initially contains no data. The
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1334 * createXmlStreamWriter object and setString method of the SQLXML
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1335 * interface may be used to add data to the SQLXML object.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1336 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1337 * @return An object that implements the SQLXML interface
89
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1338 * @throws SQLException - if an object that implements the SQLXML interface can not be constructed,
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1339 * this method is called on a closed connection or a database access error occurs.
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 77
diff changeset
1340 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this data type
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1341 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1342 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1343 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1344 public java.sql.SQLXML createSQLXML() throws SQLException {
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
1345 throw newSQLFeatureNotSupportedException("createSQLXML");
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1346 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1347
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1348 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1349 * Returns true if the connection has not been closed and is still
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1350 * valid. The driver shall submit a query on the connection or use
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1351 * some other mechanism that positively verifies the connection is
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1352 * still valid when this method is called.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1353 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1354 * The query submitted by the driver to validate the connection
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1355 * shall be executed in the context of the current transaction.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1356 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1357 * @param timeout The time in seconds to wait for the database
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1358 * operation used to validate the connection to complete. If
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1359 * the timeout period expires before the operation completes,
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1360 * this method returns false. A value of 0 indicates a
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1361 * timeout is not applied to the database operation.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1362 * @return true if the connection is valid, false otherwise
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1363 * @throws SQLException if the value supplied for timeout is less than 0
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1364 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1365 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1366 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1367 public boolean isValid(final int timeout) throws SQLException {
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1368 if (timeout < 0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1369 throw new SQLException("timeout is less than 0", "M1M05");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1370 if (closed)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1371 return false;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1372
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1373 // ping monetdb server using query: select 1;
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1374 Statement stmt = null;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1375 ResultSet rs = null;
167
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1376 boolean isValid = false;
345
45155894aece Remove catch code from finally part where original timeout is reset on server.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 343
diff changeset
1377 final int original_timeout = this.lastSetQueryTimeout;
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1378 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1379 stmt = createStatement();
167
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1380 if (stmt != null) {
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1381 if (timeout > 0 && original_timeout != timeout) {
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1382 // we need to change the requested timeout for this test query
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1383 stmt.setQueryTimeout(timeout);
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1384 }
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1385 rs = stmt.executeQuery("SELECT 1");
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1386 if (rs != null && rs.next()) {
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1387 isValid = true;
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1388 }
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1389 }
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1390 } catch (SQLException se) {
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1391 final String msg = se.getMessage();
175
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1392 // System.out.println(se.getSQLState() + " Con.isValid(): " + msg);
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1393 if (msg != null && msg.equalsIgnoreCase("Current transaction is aborted (please ROLLBACK)")) {
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1394 // Must use equalsIgnoreCase() here because up to Jul2017 release 'Current' was 'current' so with lowercase c.
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1395 // It changed to 'Current' after Jul2017 release. We need to support all server versions.
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1396 // SQLState = 25005
167
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1397 isValid = true;
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1398 }
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1399 /* ignore stmt errors/exceptions, we are only testing if the connection is still alive and usable */
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1400 } finally {
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1401 closeResultsetStatement(rs, stmt);
345
45155894aece Remove catch code from finally part where original timeout is reset on server.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 343
diff changeset
1402 /* when changed, reset the original server timeout value on the server */
45155894aece Remove catch code from finally part where original timeout is reset on server.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 343
diff changeset
1403 if (timeout > 0 && original_timeout != this.lastSetQueryTimeout) {
45155894aece Remove catch code from finally part where original timeout is reset on server.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 343
diff changeset
1404 this.lastSetQueryTimeout = original_timeout;
343
48ee2ca98975 Added test and fix for bug 6782, ie set the connection's query timeout explicitly at the end of isValid method.
Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>
parents: 336
diff changeset
1405 try {
414
1e278695fe54 Small improvements: adding some final keywords, removing unnecesary initialisations, improve comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 408
diff changeset
1406 /* we have to set in the server explicitly, because the test 'queryTimeout != connection.lastSetQueryTimeout'
345
45155894aece Remove catch code from finally part where original timeout is reset on server.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 343
diff changeset
1407 on MonetStatement.internalExecute(sql) won't pass and the server won't be set back */
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1408 setQueryTimeout(original_timeout);
343
48ee2ca98975 Added test and fix for bug 6782, ie set the connection's query timeout explicitly at the end of isValid method.
Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>
parents: 336
diff changeset
1409 } catch (SQLException se) {
345
45155894aece Remove catch code from finally part where original timeout is reset on server.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 343
diff changeset
1410 /* ignore stmt errors/exceptions, we are only testing if the connection is still alive and usable */
343
48ee2ca98975 Added test and fix for bug 6782, ie set the connection's query timeout explicitly at the end of isValid method.
Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>
parents: 336
diff changeset
1411 }
48ee2ca98975 Added test and fix for bug 6782, ie set the connection's query timeout explicitly at the end of isValid method.
Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>
parents: 336
diff changeset
1412 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1413 }
167
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1414 return isValid;
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1415 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1416
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1417 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1418 * Returns the value of the client info property specified by name.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1419 * This method may return null if the specified client info property
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1420 * has not been set and does not have a default value.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1421 * This method will also return null if the specified client info
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1422 * property name is not supported by the driver.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1423 * Applications may use the DatabaseMetaData.getClientInfoProperties method
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1424 * to determine the client info properties supported by the driver.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1425 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1426 * @param name - The name of the client info property to retrieve
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1427 * @return The value of the client info property specified or null
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1428 * @throws SQLException - if the database server returns an error
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1429 * when fetching the client info value from the database
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1430 * or this method is called on a closed connection
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1431 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1432 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1433 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1434 public String getClientInfo(final String name) throws SQLException {
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1435 if (name == null || name.isEmpty())
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1436 return null;
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1437 checkNotClosed();
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1438 return conn_props.getProperty(name);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1439 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1440
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1441 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1442 * Returns a list containing the name and current value of each client info
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1443 * property supported by the driver. The value of a client info property may
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1444 * be null if the property has not been set and does not have a default value.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1445 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1446 * @return A Properties object that contains the name and current value
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1447 * of each of the client info properties supported by the driver.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1448 * @throws SQLException - if the database server returns an error
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1449 * when fetching the client info value from the database
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1450 * or this method is called on a closed connection
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1451 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1452 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1453 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1454 public Properties getClientInfo() throws SQLException {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1455 checkNotClosed();
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1456 // return a clone of the connection properties object
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1457 return new Properties(conn_props);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1458 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1459
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1460 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1461 * Sets the value of the client info property specified by name to the value specified by value.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1462 * Applications may use the DatabaseMetaData.getClientInfoProperties method to determine
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1463 * the client info properties supported by the driver and the maximum length that may be specified
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1464 * for each property.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1465 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1466 * The driver stores the value specified in a suitable location in the database. For example
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1467 * in a special register, session parameter, or system table column. For efficiency the driver
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1468 * may defer setting the value in the database until the next time a statement is executed
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1469 * or prepared. Other than storing the client information in the appropriate place in the
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1470 * database, these methods shall not alter the behavior of the connection in anyway.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1471 * The values supplied to these methods are used for accounting, diagnostics and debugging purposes only.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1472 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1473 * The driver shall generate a warning if the client info name specified is not recognized by the driver.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1474 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1475 * If the value specified to this method is greater than the maximum length for the property
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1476 * the driver may either truncate the value and generate a warning or generate a SQLClientInfoException.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1477 * If the driver generates a SQLClientInfoException, the value specified was not set on the connection.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1478 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1479 * The following are standard client info properties. Drivers are not required to support these
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1480 * properties however if the driver supports a client info property that can be described by one
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1481 * of the standard properties, the standard property name should be used.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1482 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1483 * ApplicationName - The name of the application currently utilizing the connection
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1484 * ClientUser - The name of the user that the application using the connection is performing work for.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1485 * This may not be the same as the user name that was used in establishing the connection.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1486 * ClientHostname - The hostname of the computer the application using the connection is running on.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1487 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1488 * @param name - The name of the client info property to set
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1489 * @param value - The value to set the client info property to. If the
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1490 * value is null, the current value of the specified property is cleared.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1491 * @throws SQLClientInfoException - if the database server returns an error
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1492 * while setting the clientInfo values on the database server
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1493 * or this method is called on a closed connection
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1494 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1495 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1496 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1497 public void setClientInfo(final String name, final String value) throws SQLClientInfoException {
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1498 if (name == null || name.isEmpty()) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1499 addWarning("setClientInfo: missing property name", "01M07");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1500 return;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1501 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1502 // If the value is null, the current value of the specified property is cleared.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1503 if (value == null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1504 if (conn_props.containsKey(name))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1505 conn_props.remove(name);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1506 return;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1507 }
429
e4e104f8146c Add fetchsize to the list of valid client props
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 428
diff changeset
1508 // only set value for supported property names, warn about the others
441
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 434
diff changeset
1509 if (checkValidProperty(name, "setClientInfo")) {
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1510 conn_props.setProperty(name, value);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1511 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1512 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1513
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1514 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1515 * Sets the value of the connection's client info properties.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1516 * The Properties object contains the names and values of the client info
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1517 * properties to be set. The set of client info properties contained in the
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1518 * properties list replaces the current set of client info properties on the connection.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1519 * If a property that is currently set on the connection is not present in the
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1520 * properties list, that property is cleared. Specifying an empty properties list
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1521 * will clear all of the properties on the connection.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1522 * See setClientInfo (String, String) for more information.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1523 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1524 * If an error occurs in setting any of the client info properties, a
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1525 * SQLClientInfoException is thrown. The SQLClientInfoException contains information
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1526 * indicating which client info properties were not set. The state of the client
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1527 * information is unknown because some databases do not allow multiple client info
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1528 * properties to be set atomically. For those databases, one or more properties may
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1529 * have been set before the error occurred.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1530 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1531 * @param props - The list of client info properties to set
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1532 * @throws SQLClientInfoException - if the database server returns an error
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1533 * while setting the clientInfo values on the database server
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1534 * or this method is called on a closed connection
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1535 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1536 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1537 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1538 public void setClientInfo(final Properties props) throws SQLClientInfoException {
47
562dbfb2fee8 Prevent null pointer exception by checking props argument
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 45
diff changeset
1539 if (props != null) {
562dbfb2fee8 Prevent null pointer exception by checking props argument
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 45
diff changeset
1540 for (Entry<Object, Object> entry : props.entrySet()) {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1541 setClientInfo(entry.getKey().toString(), entry.getValue().toString());
47
562dbfb2fee8 Prevent null pointer exception by checking props argument
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 45
diff changeset
1542 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1543 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1544 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1545
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1546 //== Java 1.7 methods (JDBC 4.1)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1547
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1548 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1549 * Sets the given schema name to access.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1550 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1551 * @param schema the name of a schema in which to work
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1552 * @throws SQLException if a database access error occurs or this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1553 * method is called on a closed connection
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1554 * @since 1.7
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1555 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1556 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1557 public void setSchema(final String schema) throws SQLException {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1558 checkNotClosed();
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1559 if (schema == null || schema.isEmpty())
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1560 throw new SQLException("Missing schema name", "M1M05");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1561
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1562 Statement st = null;
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1563 try {
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1564 st = createStatement();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1565 if (st != null)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1566 st.execute("SET SCHEMA \"" + schema + "\"");
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1567 // do not catch any Exception, just let it propagate
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1568 } finally {
300
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
1569 closeResultsetStatement(null, st);
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1570 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1571 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1572
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1573 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1574 * Retrieves this Connection object's current schema name.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1575 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1576 * @return the current schema name or null if there is none
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1577 * @throws SQLException if a database access error occurs or this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1578 * method is called on a closed connection
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1579 * @since 1.7
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1580 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1581 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1582 public String getSchema() throws SQLException {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1583 checkNotClosed();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1584
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1585 String cur_schema = null;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1586 Statement st = null;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1587 ResultSet rs = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1588 try {
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1589 st = createStatement();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1590 if (st != null) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1591 rs = st.executeQuery("SELECT CURRENT_SCHEMA");
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1592 if (rs != null) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1593 if (rs.next())
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1594 cur_schema = rs.getString(1);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1595 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1596 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1597 // do not catch any Exception, just let it propagate
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1598 } finally {
300
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
1599 closeResultsetStatement(rs, st);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1600 }
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1601 if (cur_schema == null)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1602 throw new SQLException("Failed to fetch schema name", "02000");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1603 return cur_schema;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1604 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1605
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1606 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1607 * Terminates an open connection. Calling abort results in:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1608 * * The connection marked as closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1609 * * Closes any physical connection to the database
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1610 * * Releases resources used by the connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1611 * * Insures that any thread that is currently accessing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1612 * connection will either progress to completion or throw an
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1613 * SQLException.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1614 * Calling abort marks the connection closed and releases any
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1615 * resources. Calling abort on a closed connection is a no-op.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1616 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1617 * @param executor The Executor implementation which will be used by
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1618 * abort
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1619 * @throws SQLException if a database access error occurs or the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1620 * executor is null
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1621 * @throws SecurityException if a security manager exists and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1622 * its checkPermission method denies calling abort
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1623 * @since 1.7
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1624 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1625 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1626 public void abort(final Executor executor) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1627 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1628 return;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1629 if (executor == null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1630 throw new SQLException("executor is null", "M1M05");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1631 // this is really the simplest thing to do, it destroys
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1632 // everything (in particular the server connection)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1633 close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1634 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1635
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1636 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1637 * Sets the maximum period a Connection or objects created from the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1638 * Connection will wait for the database to reply to any one
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1639 * request. If any request remains unanswered, the waiting method
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1640 * will return with a SQLException, and the Connection or objects
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1641 * created from the Connection will be marked as closed. Any
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1642 * subsequent use of the objects, with the exception of the close,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1643 * isClosed or Connection.isValid methods, will result in a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1644 * SQLException.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1645 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1646 * @param executor The Executor implementation which will be used by
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1647 * setNetworkTimeout
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1648 * @param millis The time in milliseconds to wait for the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1649 * database operation to complete
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1650 * @throws SQLException if a database access error occurs, this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1651 * method is called on a closed connection, the executor is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1652 * null, or the value specified for seconds is less than 0.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1653 * @since 1.7
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1654 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1655 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
1656 public void setNetworkTimeout(final Executor executor, final int millis) throws SQLException {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1657 checkNotClosed();
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1658 // executor object is not used yet, so no need to test it.
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1659 // if (executor == null)
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1660 // throw new SQLException("executor is null", "M1M05");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1661 if (millis < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1662 throw new SQLException("milliseconds is less than zero", "M1M05");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1663
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1664 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1665 server.setSoTimeout(millis);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1666 } catch (SocketException e) {
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
1667 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1668 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1669 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1670
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1671 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1672 * Retrieves the number of milliseconds the driver will wait for a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1673 * database request to complete. If the limit is exceeded, a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1674 * SQLException is thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1675 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1676 * @return the current timeout limit in milliseconds; zero means
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1677 * there is no limit
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1678 * @throws SQLException if a database access error occurs or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1679 * this method is called on a closed Connection
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1680 * @since 1.7
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1681 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1682 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1683 public int getNetworkTimeout() throws SQLException {
348
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 345
diff changeset
1684 checkNotClosed();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1685 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1686 return server.getSoTimeout();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1687 } catch (SocketException e) {
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
1688 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1689 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1690 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1691
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1692 //== end methods of interface java.sql.Connection
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1693
562
c640075da7c9 only comment improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 559
diff changeset
1694
c640075da7c9 only comment improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 559
diff changeset
1695 //== internal helper methods which do not belong to the JDBC interface
c640075da7c9 only comment improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 559
diff changeset
1696
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
1697 /** Handler for COPY ... INTO ... FROM 'data-file-name' ON CLIENT requests */
563
fa2493d924c8 Small updates
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 562
diff changeset
1698 private UploadHandler uploadHandler;
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
1699 /** Handler for COPY ... INTO 'data-file-name' ON CLIENT requests */
563
fa2493d924c8 Small updates
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 562
diff changeset
1700 private DownloadHandler downloadHandler;
fa2493d924c8 Small updates
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 562
diff changeset
1701
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1702 /**
563
fa2493d924c8 Small updates
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 562
diff changeset
1703 * Registers a {@link UploadHandler} to support for example COPY INTO mytable FROM 'data.csv' ON CLIENT
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1704 *
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1705 * @param uploadHandler the handler to register, or null to deregister
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1706 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
1707 public void setUploadHandler(final UploadHandler uploadHandler) {
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1708 this.uploadHandler = uploadHandler;
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1709 }
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1710
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1711 /**
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
1712 * @return the currently registerered {@link UploadHandler}, or null
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1713 */
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
1714 public UploadHandler getUploadHandler() {
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1715 return uploadHandler;
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1716 }
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
1717
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1718 /**
563
fa2493d924c8 Small updates
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 562
diff changeset
1719 * Registers a {@link DownloadHandler} to support for example COPY select_result INTO 'data.csv' ON CLIENT
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1720 *
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1721 * @param downloadHandler the handler to register, or null to deregister
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1722 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
1723 public void setDownloadHandler(final DownloadHandler downloadHandler) {
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1724 this.downloadHandler = downloadHandler;
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1725 }
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1726
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1727 /**
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
1728 * @return the currently registerered {@link DownloadHandler} handler, or null
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1729 */
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
1730 public DownloadHandler getDownloadHandler() {
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1731 return downloadHandler;
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1732 }
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1733
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1734 public void setTimezone(int offsetSeconds) throws SQLException {
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1735 final StringBuilder tz = new StringBuilder(64);
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1736 tz.append("SET TIME ZONE INTERVAL '");
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1737 int offsetMinutes = offsetSeconds / 60;
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1738 if (offsetMinutes < 0) {
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1739 tz.append('-');
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1740 offsetMinutes = -offsetMinutes; // make it positive
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1741 } else {
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1742 tz.append('+');
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1743 }
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1744 int offsetHours = offsetMinutes / 60;
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1745 if (offsetHours < 10)
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1746 tz.append('0');
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1747 tz.append(offsetHours).append(':');
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1748 offsetMinutes -= offsetHours * 60;
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1749 if (offsetMinutes < 10)
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1750 tz.append('0');
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1751 tz.append(offsetMinutes).append("' HOUR TO MINUTE");
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1752 sendIndependentCommand(tz.toString());
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1753 }
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1754
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1755 /**
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1756 * Local helper method to test whether the Connection object is closed
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1757 * When closed it throws an SQLException
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1758 */
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1759 private void checkNotClosed() throws SQLException {
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1760 if (closed)
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1761 throw new SQLException("Connection is closed", "M1M20");
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1762 }
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1763
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1764 /**
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1765 * Utility method to call sys.setquerytimeout(int); procedure on the connected server.
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1766 * It is called from: MonetConnection.isValid() and MonetStatement.internalExecute()
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1767 */
650
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1768 void setQueryTimeout(final int seconds) throws SQLException {
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1769 if (seconds < 0)
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1770 throw new SQLException("query timeout seconds is less than zero", "M1M05");
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1771
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1772 checkNotClosed();
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1773 Statement st = null;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1774 try {
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
1775 final String callstmt;
650
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1776 final int msecs = (seconds <= 2147483) ? seconds * 1000 : seconds; // prevent overflow of int
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1777
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1778 // as of release Jun2020 (11.37.7) the function sys.settimeout(msecs bigint) is deprecated and replaced by new sys.setquerytimeout(msecs int)
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
1779 if ((getDatabaseMajorVersion() == 11) && (getDatabaseMinorVersion() < 37))
650
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1780 callstmt = "CALL sys.\"settimeout\"(" + msecs + ")";
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
1781 else
650
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1782 callstmt = "CALL sys.\"setquerytimeout\"(" + msecs + ")";
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1783 // for debug: System.out.println("Before: " + callstmt);
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1784 st = createStatement();
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1785 st.execute(callstmt);
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1786 // for debug: System.out.println("After : " + callstmt);
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1787
650
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1788 this.lastSetQueryTimeout = seconds;
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1789 }
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1790 /* do not catch SQLException here, as we want to know it when it fails */
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1791 finally {
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1792 closeResultsetStatement(null, st);
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1793 }
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1794 }
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1795
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1796 /**
194
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 186
diff changeset
1797 * @return whether the JDBC BLOB type should be mapped to VARBINARY type.
175
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1798 * This allows generic JDBC programs to fetch Blob data via getBytes()
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1799 * instead of getBlob() and Blob.getBinaryStream() to reduce overhead.
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1800 * It is called from: MonetResultSet and MonetPreparedStatement
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1801 */
199
e87d89d371f1 Make some public non-JDBC methods accessable only to classes of the same package.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 194
diff changeset
1802 boolean mapBlobAsVarBinary() {
175
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1803 return treatBlobAsVarBinary;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1804 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1805
175
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1806 /**
194
1296dbcc4958 Resolved javadoc many errors and warnings, such as:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 186
diff changeset
1807 * @return whether the JDBC CLOB type should be mapped to VARCHAR type.
175
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1808 * This allows generic JDBC programs to fetch Clob data via getString()
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1809 * instead of getClob() and Clob.getCharacterStream() to reduce overhead.
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1810 * It is called from: MonetResultSet and MonetPreparedStatement
175
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1811 */
199
e87d89d371f1 Make some public non-JDBC methods accessable only to classes of the same package.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 194
diff changeset
1812 boolean mapClobAsVarChar() {
175
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1813 return treatClobAsVarChar;
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1814 }
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
1815
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
1816 /**
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1817 * @return the MonetDB JDBC Connection URL (without user name and password).
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1818 * It is called from: getURL()in MonetDatabaseMetaData
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1819 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1820 String getJDBCURL() {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1821 final StringBuilder sb = new StringBuilder(128);
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1822 sb.append(MonetDriver.MONETURL).append(hostname)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1823 .append(':').append(port)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1824 .append('/').append(database);
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1825 if (lang == LANG_MAL)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1826 sb.append("?language=mal");
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1827 return sb.toString();
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1828 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1829
697
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1830 /**
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1831 * Utility method to validate if property name is supported.
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1832 * If not supported a warning is added to this Connection.
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1833 * @return valid true or false
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1834 */
441
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 434
diff changeset
1835 private boolean checkValidProperty(String name, String context) {
697
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1836 // supported MonetDB connection properties.
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1837 // See also MonetDatabaseMetaData.getClientInfoProperties()
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1838 if (name.equals("host")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1839 || name.equals("port")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1840 || name.equals("user")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1841 || name.equals("password")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1842 || name.equals("language")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1843 || name.equals("database")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1844 || name.equals("debug")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1845 || name.equals("logfile")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1846 || name.equals("hash")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1847 || name.equals("treat_blob_as_binary")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1848 || name.equals("treat_clob_as_varchar")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1849 || name.equals("autocommit")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1850 || name.equals("so_timeout")
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1851 || name.equals("fetchsize")) // only supported by servers from version 11.41.1 onwards
441
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 434
diff changeset
1852 return true;
697
68422d7f3961 Inline isValidProperty() in checkValidProperty() as it is the only place the method is called. Also add javadoc comments.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 696
diff changeset
1853
441
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 434
diff changeset
1854 addWarning(context + ": '" + name + "' is not a recognised property", "01M07");
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 434
diff changeset
1855 return false;
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 434
diff changeset
1856 }
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 434
diff changeset
1857
407
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1858 // Internal caches for 3 static mserver environment values, so they aren't queried from mserver again and again
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1859 private String env_current_user;
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1860 private String env_monet_version;
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1861 private int maxConnections;
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1862
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1863 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1864 * Utility method to fetch 3 mserver environment values combined in one query for efficiency.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1865 * We currently fetch the env values of: current_user, monet_version and max_clients.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1866 * We cache them such that we do not need to query the server again and again.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1867 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1868 private synchronized void getEnvValues() throws SQLException {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1869 Statement st = null;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1870 ResultSet rs = null;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1871 try {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1872 st = createStatement();
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1873 if (st != null) {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1874 rs = st.executeQuery(
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1875 "SELECT \"name\", \"value\" FROM \"sys\".\"env\"()" +
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1876 " WHERE \"name\" IN ('monet_version', 'max_clients')" +
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1877 " UNION SELECT 'current_user' as \"name\", current_user as \"value\"");
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1878 if (rs != null) {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1879 while (rs.next()) {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1880 final String prop = rs.getString(1);
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1881 final String value = rs.getString(2);
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1882 if ("current_user".equals(prop)) {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1883 env_current_user = value;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1884 } else
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1885 if ("monet_version".equals(prop)) {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1886 env_monet_version = value;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1887 } else
407
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1888 if ("max_clients".equals(prop) && value != null) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1889 try {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1890 maxConnections = Integer.parseInt(value);
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1891 } catch (NumberFormatException nfe) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1892 /* ignore */
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1893 }
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1894 if (maxConnections <= 0)
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1895 maxConnections = 1;
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1896 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1897 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1898 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1899 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1900 /* do not catch SQLException here, as we need to know it when it fails */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1901 } finally {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1902 closeResultsetStatement(rs, st);
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1903 }
407
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1904 // for debug: System.out.println("Read: env_current_user: " + env_current_user + " env_monet_version: " + env_monet_version + " env_max_clients: " + maxConnections);
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1905 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1906
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1907 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1908 * @return the current User Name.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1909 * It is called from: MonetDatabaseMetaData
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1910 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1911 String getUserName() throws SQLException {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1912 if (env_current_user == null)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1913 getEnvValues();
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1914 return env_current_user;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1915 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1916
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1917 /**
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1918 * @return the maximum number of active connections possible at one time;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1919 * a result of zero means that there is no limit or the limit is not known
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1920 * It is called from: MonetDatabaseMetaData
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1921 */
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1922 int getMaxConnections() throws SQLException {
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1923 if (maxConnections == 0)
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1924 getEnvValues();
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1925 return maxConnections;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1926 }
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1927
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1928 /**
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1929 * @return the MonetDB Database Server version string.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1930 * It is called from: MonetDatabaseMetaData
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1931 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1932 String getDatabaseProductVersion() throws SQLException {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1933 if (env_monet_version == null)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1934 getEnvValues();
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1935 // always return a valid String to prevent NPE in getTables() and getTableTypes()
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1936 if (env_monet_version != null)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1937 return env_monet_version;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1938 return "";
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1939 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1940
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1941 private int databaseMajorVersion;
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1942 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1943 * @return the MonetDB Database Server major version number.
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1944 * The number is extracted from the env_monet_version the first time and cached for next calls.
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1945 * It is called from: MonetDatabaseMetaData and MonetConnection
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1946 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1947 int getDatabaseMajorVersion() throws SQLException {
407
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1948 if (databaseMajorVersion == 0) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1949 if (env_monet_version == null)
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1950 getEnvValues();
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1951 if (env_monet_version != null) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1952 try {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1953 // from version string such as 11.33.9 extract number: 11
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
1954 final int end = env_monet_version.indexOf('.');
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
1955 databaseMajorVersion = Integer.parseInt((end >= 0) ? env_monet_version.substring(0, end) : env_monet_version);
407
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1956 } catch (NumberFormatException nfe) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1957 // ignore
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1958 }
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1959 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1960 }
407
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1961 return databaseMajorVersion;
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1962 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1963
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1964 private int databaseMinorVersion;
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1965 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1966 * @return the MonetDB Database Server minor version number.
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1967 * The number is extracted from the env_monet_version the first time and cached for next calls.
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
1968 * It is called from: MonetDatabaseMetaData and MonetConnection
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1969 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1970 int getDatabaseMinorVersion() throws SQLException {
407
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1971 if (databaseMinorVersion == 0) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1972 if (env_monet_version == null)
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1973 getEnvValues();
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1974 if (env_monet_version != null) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1975 try {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1976 // from version string such as 11.33.9 extract number: 33
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1977 int start = env_monet_version.indexOf('.');
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1978 if (start >= 0) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1979 start++;
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1980 final int end = env_monet_version.indexOf('.', start);
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1981 databaseMinorVersion = Integer.parseInt((end > 0) ? env_monet_version.substring(start, end) : env_monet_version.substring(start));
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1982 }
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1983 } catch (NumberFormatException nfe) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1984 // ignore
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1985 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1986 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1987 }
407
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 406
diff changeset
1988 return databaseMinorVersion;
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1989 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1990
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1991
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1992 // Internal cache for determining if system table sys.privilege_codes (new as of Jul2017 release) exists on connected server
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1993 private boolean queriedPrivilege_codesTable = false;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1994 private boolean hasPrivilege_codesTable = false;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1995 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1996 * Utility method to query the server to find out if it has
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1997 * the system table sys.privilege_codes (which is new as of Jul2017 release).
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1998 * The result is cached and reused, so that we only test the query once per connection.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1999 * This method is used by methods from MonetDatabaseMetaData.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2000 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2001 boolean privilege_codesTableExists() {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2002 if (!queriedPrivilege_codesTable) {
685
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2003 querySysTable();
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2004 queriedPrivilege_codesTable = true; // set flag, so the querying is done only at first invocation.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2005 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2006 return hasPrivilege_codesTable;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2007 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2008
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2009 // Internal cache for determining if system table sys.comments (new as of Mar2018 release) exists on connected server
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2010 private boolean queriedCommentsTable = false;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2011 private boolean hasCommentsTable = false;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2012 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2013 * Utility method to query the server to find out if it has
215
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2014 * the system table sys.comments (which is new as of Mar2018 release).
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2015 * The result is cached and reused, so that we only test the query once per connection.
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2016 * This method is used by methods from MonetDatabaseMetaData.
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2017 */
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2018 boolean commentsTableExists() {
219
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
2019 if (!queriedCommentsTable) {
685
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2020 querySysTable();
219
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
2021 queriedCommentsTable = true; // set flag, so the querying is done only at first invocation.
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
2022 }
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
2023 return hasCommentsTable;
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
2024 }
215
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2025
219
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
2026
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
2027 /**
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2028 * Internal utility method to query the server to find out if it has a specific system table sys.<tablename>.
219
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
2029 */
685
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2030 private void querySysTable() {
215
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2031 Statement stmt = null;
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2032 ResultSet rs = null;
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2033 try {
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2034 stmt = createStatement();
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2035 if (stmt != null) {
685
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2036 rs = stmt.executeQuery("SELECT name FROM sys._tables WHERE name in ('privilege_codes', 'comments')"
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2037 + " AND schema_id IN (SELECT id FROM sys.schemas WHERE name = 'sys')");
215
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2038 if (rs != null) {
685
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2039 while (rs.next()) {
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2040 String name = rs.getString(1);
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2041 // for debug: System.out.println("querySysTable() retrieved name: " + name);
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2042 if ("comments".equals(name)) {
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2043 hasCommentsTable = true;
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2044 queriedCommentsTable = true;
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2045 } else
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2046 if ("privilege_codes".equals(name)) {
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2047 hasPrivilege_codesTable = true;
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2048 queriedPrivilege_codesTable = true;
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2049 }
35653312f9cb Optimise check on existence of specific tables. Instead of doing a query per table name, combine them in one query.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 684
diff changeset
2050 }
215
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2051 }
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2052 }
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2053 } catch (SQLException se) {
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2054 /* ignore */
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2055 } finally {
300
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2056 closeResultsetStatement(rs, stmt);
215
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2057 }
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2058 }
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2059
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 214
diff changeset
2060 /**
300
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2061 * Closes a ResultSet and/or Statement object without throwing any SQLExceptions
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2062 * It can be used in the finally clause after creating a Statement and
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2063 * (optionally) executed a query which produced a ResultSet.
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2064 *
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2065 * @param rs ResultSet object to be closed. It may be null
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2066 * @param st Statement object to be closed. It may be null
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2067 */
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2068 static final void closeResultsetStatement(final ResultSet rs, final Statement st) {
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2069 if (rs != null) {
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2070 try {
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2071 rs.close();
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2072 } catch (SQLException e) { /* ignore */ }
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2073 }
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2074 if (st != null) {
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2075 try {
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2076 st.close();
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2077 } catch (SQLException e) { /* ignore */ }
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2078 }
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2079 }
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2080
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 296
diff changeset
2081 /**
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2082 * Sends the given string to MonetDB as special transaction command.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2083 * All possible returned information is discarded.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2084 * Encountered errors are reported.
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2085 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2086 * @param command the exact string to send to MonetDB
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2087 * @throws SQLException if an IO exception or a database error occurs
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2088 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2089 private void sendTransactionCommand(final String command) throws SQLException {
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2090 // create a container for the result
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2091 final ResponseList l = new ResponseList(0, 0, ResultSet.FETCH_FORWARD, ResultSet.CONCUR_READ_ONLY);
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2092 // send the appropriate query string to the database
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2093 try {
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2094 l.processQuery(command);
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2095 } finally {
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2096 l.close();
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2097 }
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2098 }
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2099
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2100 /**
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2101 * Sends the given string to MonetDB as regular SQL statement/query using queryTempl
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2102 * Making sure there is a prompt after the command is sent. All possible
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2103 * returned information is discarded. Encountered errors are reported.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2104 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2105 * @param command the exact string to send to MonetDB
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2106 * @throws SQLException if an IO exception or a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2107 */
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2108 private void sendIndependentCommand(String command) throws SQLException {
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2109 sendCommand(command, true);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2110 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2111
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2112 /**
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2113 * Sends the given string to MonetDB as control statement using commandTempl
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2114 * Making sure there is a prompt after the command is sent. All possible
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2115 * returned information is discarded. Encountered errors are reported.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2116 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2117 * @param command the exact string to send to MonetDB
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2118 * @throws SQLException if an IO exception or a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2119 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2120 void sendControlCommand(String command) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2121 // send X command
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2122 sendCommand(command, false);
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2123 }
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2124
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2125 /**
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2126 * Sends the given string to MonetDB as command/query using commandTempl or queryTempl
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2127 * Making sure there is a prompt after the command is sent. All possible
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2128 * returned information is discarded. Encountered errors are reported.
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2129 *
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2130 * @param command the exact string to send to MonetDB
332
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
2131 * @param usequeryTempl send the command using queryTempl or else using commandTempl
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2132 * @throws SQLException if an IO exception or a database error occurs
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2133 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2134 private void sendCommand(final String command, final boolean usequeryTempl) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2135 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2136 try {
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
2137 if (usequeryTempl)
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
2138 out.writeLine(queryTempl[0] + command + queryTempl[1]);
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
2139 else
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
2140 out.writeLine(commandTempl[0] + command + commandTempl[1]);
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
2141 final String error = in.discardRemainder();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2142 if (error != null)
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
2143 throw new SQLException(error.substring(6), error.substring(0, 5));
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2144 } catch (SocketTimeoutException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2145 close(); // JDBC 4.1 semantics, abort()
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
2146 throw new SQLNonTransientConnectionException("connection timed out", "08M33");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2147 } catch (IOException e) {
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
2148 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2149 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2150 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2151 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2152
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2153 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2154 * Adds a warning to the pile of warnings this Connection object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2155 * has. If there were no warnings (or clearWarnings was called)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2156 * this warning will be the first, otherwise this warning will get
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2157 * appended to the current warning.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2158 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2159 * @param reason the warning message
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2160 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2161 private final void addWarning(final String reason, final String sqlstate) {
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2162 final SQLWarning warng = new SQLWarning(reason, sqlstate);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2163 if (warnings == null) {
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
2164 warnings = warng;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2165 } else {
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
2166 warnings.setNextWarning(warng);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2167 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2168 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2169
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2170 /** the default number of rows that are (attempted to) read at once */
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
2171 private static final int DEF_FETCHSIZE = 250;
423
de2ef68b672f Allow to set fetchsize from the connection url
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 422
diff changeset
2172
de2ef68b672f Allow to set fetchsize from the connection url
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 422
diff changeset
2173 /** the default number of rows to read at once from this connection */
de2ef68b672f Allow to set fetchsize from the connection url
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 422
diff changeset
2174 private int defaultFetchSize = DEF_FETCHSIZE;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2175 /** The sequence counter */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2176 private static int seqCounter = 0;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2177
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2178 /**
696
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
2179 * returns default fetchSize as set at connection moment
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
2180 *
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
2181 * @return defaultFetchSize
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
2182 */
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
2183 protected int getDefaultFetchSize() {
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
2184 return defaultFetchSize;
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
2185 }
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
2186
07d60185eeb9 Eliminate hardcoded value 250 in the constructor of MonetPreparedStatement. For this an internal package method MonetConnection.getDefaultFetchSize() is added.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 692
diff changeset
2187 /**
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2188 * A Response is a message sent by the server to indicate some
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2189 * action has taken place, and possible results of that action.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2190 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2191 // {{{ interface Response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2192 interface Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2193 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2194 * Adds a line to the underlying Response implementation.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2195 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2196 * @param line the header line as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2197 * @param linetype the line type according to the MAPI protocol
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2198 * @return a non-null String if the line is invalid,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2199 * or additional lines are not allowed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2200 */
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
2201 String addLine(String line, LineType linetype);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2202
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2203 /**
288
f412032e3b43 Correcting typo
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 286
diff changeset
2204 * Returns whether this Response expects more lines to be added
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2205 * to it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2206 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2207 * @return true if a next line should be added, false otherwise
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2208 */
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
2209 boolean wantsMore();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2210
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2211 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2212 * Indicates that no more header lines will be added to this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2213 * Response implementation.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2214 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2215 * @throws SQLException if the contents of the Response is not
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2216 * consistent or sufficient.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2217 */
324
0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 300
diff changeset
2218 /* MvD: disabled not used/needed code
562
c640075da7c9 only comment improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 559
diff changeset
2219 void complete() throws SQLException;
324
0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 300
diff changeset
2220 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2221
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2222 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2223 * Instructs the Response implementation to close and do the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2224 * necessary clean up procedures.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2225 */
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
2226 void close();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2227 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2228 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2229
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2230 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2231 * The ResultSetResponse represents a tabular result sent by the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2232 * server. This is typically an SQL table. The MAPI headers of the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2233 * Response look like:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2234 * <pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2235 * &amp;1 1 28 2 10
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2236 * % sys.props, sys.props # table_name
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2237 * % name, value # name
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2238 * % varchar, int # type
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2239 * % 15, 3 # length
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2240 * % 60 0, 32 0 # typesizes
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2241 * </pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2242 * there the first line consists out of<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2243 * <tt>&amp;"qt" "id" "tc" "cc" "rc"</tt>.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2244 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2245 // {{{ ResultSetResponse class implementation
296
c5efd6e661e5 Add "final" keyword to classes, method arguments and local variables where possible.`
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 295
diff changeset
2246 final class ResultSetResponse implements Response {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2247 /** The number of columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2248 public final int columncount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2249 /** The total number of rows this result set has */
377
8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 376
diff changeset
2250 public final long tuplecount;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2251 /** The numbers of rows to retrieve per DataBlockResponse */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2252 private int cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2253 /** The table ID of this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2254 public final int id;
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2255
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2256 /** arrays for the resultset columns metadata */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2257 /** The names of the columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2258 private String[] name;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2259 /** The types of the columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2260 private String[] type;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2261 /** The max string length for each column in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2262 private int[] columnLengths;
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2263 /** The precision for each column in this result */
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2264 private int[] colPrecisions;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2265 /** The scale for each column in this result */
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2266 private int[] colScales;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2267 /** The table for each column in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2268 private String[] tableNames;
416
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2269 /** The schema for each column in this result */
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2270 private String[] schemaNames;
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2271
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2272 /** The query sequence number */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2273 private final int seqnr;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2274 /** A List of result blocks (chunks of size fetchSize/cacheSize) */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2275 private DataBlockResponse[] resultBlocks;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2276
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2277 /** Whether this Response is closed */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2278 private boolean closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2279
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2280 /** The Connection that we should use when requesting a new block */
286
d430f8adbf1b Add keyword "final" to those variables which do not change after first assigment.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 285
diff changeset
2281 private final MonetConnection.ResponseList parent;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2282 /** Whether the fetchSize was explitly set by the user */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2283 private final boolean cacheSizeSetExplicitly;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2284 /** Whether we should send an Xclose command to the server
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2285 * if we close this Response */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2286 private boolean destroyOnClose;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2287 /** the offset to be used on Xexport queries */
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
2288 private int blockOffset;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2289
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2290 /** A parser for header lines */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2291 private final HeaderLineParser hlp;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2292
286
d430f8adbf1b Add keyword "final" to those variables which do not change after first assigment.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 285
diff changeset
2293 /** A boolean array telling whether the headers are set or not */
d430f8adbf1b Add keyword "final" to those variables which do not change after first assigment.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 285
diff changeset
2294 private final boolean[] isSet;
408
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
2295 private static final int NAMES = 0;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
2296 private static final int TYPES = 1;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
2297 private static final int TABLES = 2;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 407
diff changeset
2298 private static final int LENS = 3;
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2299 private static final int TYPESIZES = 4;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2300
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2301 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2302 * Sole constructor, which requires a MonetConnection parent to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2303 * be given.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2304 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2305 * @param id the ID of the result set
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2306 * @param tuplecount the total number of tuples in the result set
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2307 * @param columncount the number of columns in the result set
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2308 * @param rowcount the number of rows in the current block
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2309 * @param parent the parent that created this Response and will
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
2310 * supply new result blocks when necessary
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2311 * @param seq the query sequence number
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2312 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2313 ResultSetResponse(
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2314 final int id,
377
8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 376
diff changeset
2315 final long tuplecount,
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2316 final int columncount,
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2317 final int rowcount,
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2318 final MonetConnection.ResponseList parent,
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2319 final int seq)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2320 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2321 {
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2322 isSet = new boolean[5];
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2323 this.parent = parent;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2324 if (parent.cachesize == 0) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2325 /* Below we have to calculate how many "chunks" we need
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2326 * to allocate to store the entire result. However, if
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2327 * the user didn't set a cache size, as in this case, we
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2328 * need to stick to our defaults. */
660
7ec8d469fd0b Adapt the cacheSize to the actual fetch size instead of using the default fetch size.
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 658
diff changeset
2329 cacheSize = defaultFetchSize;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2330 cacheSizeSetExplicitly = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2331 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2332 cacheSize = parent.cachesize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2333 cacheSizeSetExplicitly = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2334 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2335 /* So far, so good. Now the problem with EXPLAIN, DOT, etc
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2336 * queries is, that they don't support any block fetching,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2337 * so we need to always fetch everything at once. For that
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2338 * reason, the cache size is here set to the rowcount if
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2339 * it's larger, such that we do a full fetch at once.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2340 * (Because we always set a reply_size, we can only get a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2341 * larger rowcount from the server if it doesn't paginate,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2342 * because it's a pseudo SQL result.) */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2343 if (rowcount > cacheSize)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2344 cacheSize = rowcount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2345 seqnr = seq;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2346 closed = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2347 destroyOnClose = id > 0 && tuplecount > rowcount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2348
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2349 this.id = id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2350 this.tuplecount = tuplecount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2351 this.columncount = columncount;
377
8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 376
diff changeset
2352 this.resultBlocks = new DataBlockResponse[(int)(tuplecount / cacheSize) + 1];
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2353
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2354 hlp = new HeaderLineParser(columncount);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2355
286
d430f8adbf1b Add keyword "final" to those variables which do not change after first assigment.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 285
diff changeset
2356 resultBlocks[0] = new DataBlockResponse(rowcount, parent.rstype == ResultSet.TYPE_FORWARD_ONLY);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2357 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2358
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2359 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2360 * Parses the given string and changes the value of the matching
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2361 * header appropriately, or passes it on to the underlying
690
f7946d36d1dd Extend error messages with the linetype to give more info.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 685
diff changeset
2362 * DataBlockResponse.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2363 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2364 * @param tmpLine the string that contains the header
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2365 * @return a non-null String if the header cannot be parsed or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2366 * is unknown
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2367 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2368 @Override
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
2369 public String addLine(final String tmpLine, final LineType linetype) {
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2370 // System.out.println("In ResultSetResponse.addLine(line, type: " + linetype + ") line: " + tmpLine);
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2371 if (linetype == LineType.RESULT ||
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2372 (isSet[LENS] && isSet[TYPES] && isSet[TABLES] && isSet[NAMES] && isSet[TYPESIZES])) {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2373 if (!isSet[TYPESIZES])
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2374 // this is needed to get proper output when processing a: DEBUG SQL-statement
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2375 isSet[TYPESIZES] = true;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2376 return resultBlocks[0].addLine(tmpLine, linetype);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2377 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2378
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2379 if (linetype != LineType.HEADER) {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2380 if (!isSet[TYPESIZES])
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2381 isSet[TYPESIZES] = true;
690
f7946d36d1dd Extend error messages with the linetype to give more info.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 685
diff changeset
2382 return "Header expected, got " + linetype + " line: " + tmpLine;
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2383 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2384
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2385 // depending on the name of the header, we continue
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2386 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2387 switch (hlp.parse(tmpLine)) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2388 case HeaderLineParser.NAME:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2389 name = hlp.values.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2390 isSet[NAMES] = true;
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2391 break;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2392 case HeaderLineParser.LENGTH:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2393 columnLengths = hlp.intValues.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2394 isSet[LENS] = true;
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2395 break;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2396 case HeaderLineParser.TYPE:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2397 type = hlp.values.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2398 isSet[TYPES] = true;
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2399 break;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2400 case HeaderLineParser.TABLE:
416
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2401 {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2402 tableNames = hlp.values.clone();
416
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2403 final int array_size = tableNames.length;
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2404 schemaNames = new String[array_size];
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2405 // split the schema and table names from the cloned values array
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2406 for (int i = 0; i < array_size; i++) {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2407 String qtable = tableNames[i];
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2408 if (qtable != null) {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2409 int dot = qtable.indexOf('.');
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2410 if (dot >= 0) {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2411 schemaNames[i] = qtable.substring(0, dot);
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2412 tableNames[i] = qtable.substring(dot +1);
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2413 } else {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2414 schemaNames[i] = "";
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2415 }
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2416 } else {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2417 schemaNames[i] = "";
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2418 tableNames[i] = "";
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2419 }
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2420 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2421 isSet[TABLES] = true;
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2422 break;
416
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2423 }
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2424 case HeaderLineParser.TYPESIZES:
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2425 {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2426 // System.out.println("In ResultSetResponse.addLine() case HeaderLineParser.TYPESIZES: values: " + hlp.values[0]);
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2427 final int array_size = hlp.values.length;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2428 colPrecisions = new int[array_size];
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2429 colScales = new int[array_size];
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2430 // extract the precision and scale integer numbers from the string
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2431 for (int i = 0; i < array_size; i++) {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2432 String ps = hlp.values[i];
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2433 if (ps != null) {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2434 try {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2435 int separator = ps.indexOf(' ');
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2436 if (separator > 0) {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2437 colPrecisions[i] = Integer.parseInt(ps.substring(0, separator));
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2438 colScales[i] = Integer.parseInt(ps.substring(separator +1));
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2439 } else {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2440 colPrecisions[i] = Integer.parseInt(ps);
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2441 colScales[i] = 0;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2442 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2443 } catch (NumberFormatException nfe) {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2444 return nfe.getMessage();
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2445 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2446 } else {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2447 colPrecisions[i] = 1;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2448 colScales[i] = 0;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2449 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2450 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2451 isSet[TYPESIZES] = true;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2452 break;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2453 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2454 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2455 } catch (MCLParseException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2456 return e.getMessage();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2457 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2458
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2459 // all is well
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2460 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2461 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2462
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2463 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2464 * Returns whether this ResultSetResponse needs more lines.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2465 * This method returns true if not all headers are set, or the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2466 * first DataBlockResponse reports to want more.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2467 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2468 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2469 public boolean wantsMore() {
701
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
2470 return resultBlocks[0].wantsMore();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2471 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2472
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2473 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2474 * Returns an array of Strings containing the values between
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2475 * ',\t' separators.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2476 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2477 * @param chrLine a character array holding the input data
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2478 * @param start where the relevant data starts
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2479 * @param stop where the relevant data stops
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2480 * @return an array of Strings
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2481 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2482 private final String[] getValues(final char[] chrLine, int start, final int stop) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2483 int elem = 0;
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2484 final String[] values = new String[columncount];
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2485
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2486 for (int i = start; i < stop; i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2487 if (chrLine[i] == '\t' && chrLine[i - 1] == ',') {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2488 values[elem++] =
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2489 new String(chrLine, start, i - 1 - start);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2490 start = i + 1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2491 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2492 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2493 // at the left over part
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2494 values[elem++] = new String(chrLine, start, stop - start);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2495
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2496 return values;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2497 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2498
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2499 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2500 * Adds the given DataBlockResponse to this ResultSetResponse at
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2501 * the given block position.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2502 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2503 * @param offset the offset number of rows for this block
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2504 * @param rr the DataBlockResponse to add
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2505 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2506 void addDataBlockResponse(final int offset, final DataBlockResponse rr) {
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2507 final int block = (offset - blockOffset) / cacheSize;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2508 resultBlocks[block] = rr;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2509 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2510
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2511 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2512 * Marks this Response as being completed. A complete Response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2513 * needs to be consistent with regard to its internal data.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2514 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2515 * @throws SQLException if the data currently in this Response is not
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
2516 * sufficient to be consistant
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2517 */
324
0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 300
diff changeset
2518 /* MvD: disabled not used/needed code
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2519 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2520 public void complete() throws SQLException {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2521 final StringBuilder err = new StringBuilder(99);
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2522 if (!isSet[NAMES]) err.append("name header missing\n");
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2523 if (!isSet[TYPES]) err.append("type header missing\n");
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2524 if (!isSet[TABLES]) err.append("table name header missing\n");
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2525 if (!isSet[LENS]) err.append("column width header missing\n");
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2526 if (!isSet[TYPESIZES]) err.append("column precision and scale header missing\n");
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2527 if (err.length() > 0)
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2528 throw new SQLException(err.toString(), "M0M10");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2529 }
324
0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 300
diff changeset
2530 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2531
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2532 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2533 * Returns the names of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2534 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2535 * @return the names of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2536 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2537 String[] getNames() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2538 return name;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2539 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2540
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2541 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2542 * Returns the types of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2543 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2544 * @return the types of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2545 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2546 String[] getTypes() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2547 return type;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2548 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2549
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2550 /**
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2551 * Returns the table names of the columns
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2552 *
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2553 * @return the table names of the columns
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2554 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2555 String[] getTableNames() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2556 return tableNames;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2557 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2558
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2559 /**
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2560 * Returns the schema names of the columns
416
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2561 *
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2562 * @return the schema names of the columns
416
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2563 */
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2564 String[] getSchemaNames() {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2565 return schemaNames;
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2566 }
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2567
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 414
diff changeset
2568 /**
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2569 * Returns the display lengths of the columns
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2570 *
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2571 * @return the display lengths of the columns
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2572 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2573 int[] getColumnLengths() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2574 return columnLengths;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2575 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2576
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2577 /**
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2578 * Returns the precisions of the columns
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2579 *
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2580 * @return the precisions of the columns, it can return null
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2581 */
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2582 int[] getColumnPrecisions() {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2583 return colPrecisions;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2584 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2585
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2586 /**
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2587 * Returns the scales of the columns (0 when scale is not applicable)
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2588 *
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2589 * @return the scales of the columns, it can return null
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2590 */
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2591 int[] getColumnScales() {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2592 return colScales;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2593 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2594
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2595 /**
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2596 * Returns the cache size used within this Response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2597 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2598 * @return the cache size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2599 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2600 int getCacheSize() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2601 return cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2602 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2603
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2604 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2605 * Returns the current block offset
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2606 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2607 * @return the current block offset
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2608 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2609 int getBlockOffset() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2610 return blockOffset;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2611 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2612
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2613 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2614 * Returns the ResultSet type, FORWARD_ONLY or not.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2615 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2616 * @return the ResultSet type
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2617 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2618 int getRSType() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2619 return parent.rstype;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2620 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2621
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2622 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2623 * Returns the concurrency of the ResultSet.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2624 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2625 * @return the ResultSet concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2626 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2627 int getRSConcur() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2628 return parent.rsconcur;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2629 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2630
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2631 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2632 * Returns a line from the cache. If the line is already present in the
136
4320e6891536 Replace AssertionError() with SQLException().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 90
diff changeset
2633 * cache, it is returned, if not appropriate actions are taken to make
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2634 * sure the right block is being fetched and as soon as the requested
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2635 * line is fetched it is returned.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2636 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2637 * @param row the row in the result set to return
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2638 * @return the exact row read as requested or null if the requested row
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2639 * is out of the scope of the result set
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2640 * @throws SQLException if an database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2641 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2642 String getLine(final int row) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2643 if (row >= tuplecount || row < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2644 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2645
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2646 int block = (row - blockOffset) / cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2647 int blockLine = (row - blockOffset) % cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2648
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2649 // do we have the right block loaded? (optimistic try)
214
b8c007e86694 Improve readability
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
2650 DataBlockResponse rawr = resultBlocks[block];
b8c007e86694 Improve readability
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
2651 if (rawr == null) {
b8c007e86694 Improve readability
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
2652 // load block
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2653 /// TODO: ponder about a maximum number of blocks to keep
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2654 /// in memory when dealing with random access to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2655 /// reduce memory blow-up
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2656
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2657 // if we're running forward only, we can discard the old
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2658 // block loaded
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2659 if (parent.rstype == ResultSet.TYPE_FORWARD_ONLY) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2660 for (int i = 0; i < block; i++)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2661 resultBlocks[i] = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2662
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2663 if (MonetConnection.seqCounter - 1 == seqnr &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2664 !cacheSizeSetExplicitly &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2665 tuplecount - row > cacheSize &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2666 cacheSize < MonetConnection.DEF_FETCHSIZE * 10)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2667 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2668 // there has no query been issued after this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2669 // one, so we can consider this an uninterrupted
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2670 // continuation request. Let's once increase
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2671 // the cacheSize as it was not explicitly set,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2672 // since the chances are high that we won't
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2673 // bother anyone else by doing so, and just
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2674 // gaining some performance.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2675
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2676 // store the previous position in the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2677 // blockOffset variable
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2678 blockOffset += cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2679
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2680 // increase the cache size (a lot)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2681 cacheSize *= 10;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2682
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2683 // by changing the cacheSize, we also
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2684 // change the block measures. Luckily
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2685 // we don't care about previous blocks
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2686 // because we have a forward running
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2687 // pointer only. However, we do have
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2688 // to recalculate the block number, to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2689 // ensure the next call to find this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2690 // new block.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2691 block = (row - blockOffset) / cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2692 blockLine = (row - blockOffset) % cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2693 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2694 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2695
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2696 // ok, need to fetch cache block first
136
4320e6891536 Replace AssertionError() with SQLException().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 90
diff changeset
2697 parent.executeQuery(commandTempl,
4320e6891536 Replace AssertionError() with SQLException().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 90
diff changeset
2698 "export " + id + " " + ((block * cacheSize) + blockOffset) + " " + cacheSize);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2699 rawr = resultBlocks[block];
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2700 if (rawr == null)
136
4320e6891536 Replace AssertionError() with SQLException().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 90
diff changeset
2701 throw new SQLException("resultBlocks[" + block + "] should have been fetched by now", "M0M10");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2702 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2703
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2704 return rawr.getRow(blockLine);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2705 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2706
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2707 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2708 * Closes this Response by sending an Xclose to the server indicating
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2709 * that the result can be closed at the server side as well.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2710 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2711 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2712 public void close() {
623
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
2713 if (closed)
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
2714 return;
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2715
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2716 // send command to server indicating we're done with this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2717 // result only if we had an ID in the header and this result
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2718 // was larger than the reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2719 try {
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2720 if (destroyOnClose)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2721 sendControlCommand("close " + id);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2722 } catch (SQLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2723 // probably a connection error...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2724 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2725
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2726 // close the data block associated with us
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2727 for (int i = 1; i < resultBlocks.length; i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2728 DataBlockResponse r = resultBlocks[i];
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2729 if (r != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2730 r.close();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2731 }
623
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
2732 name = null;
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
2733 type = null;
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
2734 columnLengths = null;
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2735 colPrecisions = null;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2736 colScales = null;
623
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
2737 tableNames = null;
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
2738 schemaNames = null;
1c3cdf0667d7 Do more cleanup in the close() methods such as calling clearWarnings(), clearParameters(), clearBatch() and dereferencing cached objects.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 620
diff changeset
2739 resultBlocks = null;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2740 closed = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2741 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2742
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2743 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2744 * Returns whether this Response is closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2745 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2746 * @return whether this Response is closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2747 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2748 boolean isClosed() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2749 return closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2750 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2751 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2752 // }}}
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2753
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2754 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2755 * The DataBlockResponse is tabular data belonging to a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2756 * ResultSetResponse. Tabular data from the server typically looks
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2757 * like:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2758 * <pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2759 * [ "value", 56 ]
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2760 * </pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2761 * where each column is separated by ",\t" and each tuple surrounded
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2762 * by brackets ("[" and "]"). A DataBlockResponse object holds the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2763 * raw data as read from the server, in a parsed manner, ready for
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2764 * easy retrieval.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2765 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2766 * This object is not intended to be queried by multiple threads
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2767 * synchronously. It is designed to work for one thread retrieving
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2768 * rows from it. When multiple threads will retrieve rows from this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2769 * object, it is possible for threads to get the same data.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2770 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2771 // {{{ DataBlockResponse class implementation
296
c5efd6e661e5 Add "final" keyword to classes, method arguments and local variables where possible.`
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 295
diff changeset
2772 private final static class DataBlockResponse implements Response {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2773 /** The String array to keep the data in */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2774 private final String[] data;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2775
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2776 /** The counter which keeps the current position in the data array */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2777 private int pos;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2778 /** Whether we can discard lines as soon as we have read them */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2779 private final boolean forwardOnly;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2780
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2781 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2782 * Constructs a DataBlockResponse object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2783 * @param size the size of the data array to create
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2784 * @param forward whether this is a forward only result
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2785 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2786 DataBlockResponse(final int size, final boolean forward) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2787 pos = -1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2788 data = new String[size];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2789 forwardOnly = forward;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2790 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2791
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2792 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2793 * addLine adds a String of data to this object's data array.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2794 * Note that an IndexOutOfBoundsException can be thrown when an
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2795 * attempt is made to add more than the original construction size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2796 * specified.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2797 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2798 * @param line the header line as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2799 * @param linetype the line type according to the MAPI protocol
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2800 * @return a non-null String if the line is invalid,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2801 * or additional lines are not allowed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2802 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2803 @Override
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
2804 public String addLine(final String line, final LineType linetype) {
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
2805 if (linetype != LineType.RESULT)
690
f7946d36d1dd Extend error messages with the linetype to give more info.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 685
diff changeset
2806 return "protocol violation: unexpected " + linetype + " line in data block: " + line;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2807 // add to the backing array
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2808 data[++pos] = line;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2809
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2810 // all is well
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2811 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2812 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2813
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2814 /**
288
f412032e3b43 Correcting typo
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 286
diff changeset
2815 * Returns whether this Response expects more lines to be added
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2816 * to it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2817 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2818 * @return true if a next line should be added, false otherwise
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2819 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2820 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2821 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2822 // remember: pos is the value already stored
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2823 return pos + 1 < data.length;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2824 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2825
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2826 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2827 * Indicates that no more header lines will be added to this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2828 * Response implementation. In most cases this is a redundant
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2829 * operation because the data array is full. However... it can
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2830 * happen that this is NOT the case!
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2831 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2832 * @throws SQLException if not all rows are filled
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2833 */
324
0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 300
diff changeset
2834 /* MvD: disabled not used/needed code
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2835 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2836 public void complete() throws SQLException {
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2837 if ((pos + 1) != data.length)
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2838 throw new SQLException("Inconsistent state detected! Current block capacity: "
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2839 + data.length + ", block usage: " + (pos + 1)
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2840 + ". Did MonetDB send what it promised to?", "M0M10");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2841 }
324
0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 300
diff changeset
2842 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2843
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2844 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2845 * Instructs the Response implementation to close and do the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2846 * necessary clean up procedures.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2847 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2848 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2849 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2850 // feed all rows to the garbage collector
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2851 for (int i = 0; i < data.length; i++)
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2852 data[i] = null;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2853 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2854
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2855 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2856 * Retrieves the required row. Warning: if the requested rows
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2857 * is out of bounds, an IndexOutOfBoundsException will be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2858 * thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2859 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2860 * @param line the row to retrieve
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2861 * @return the requested row as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2862 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2863 String getRow(final int line) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2864 if (forwardOnly) {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2865 final String ret = data[line];
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2866 data[line] = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2867 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2868 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2869 return data[line];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2870 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2871 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2872 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2873 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2874
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2875 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2876 * The UpdateResponse represents an update statement response. It
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2877 * is issued on an UPDATE, INSERT or DELETE SQL statement. This
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2878 * response keeps a count field that represents the affected rows
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2879 * and a field that contains the last inserted auto-generated ID, or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2880 * -1 if not applicable.<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2881 * <tt>&amp;2 0 -1</tt>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2882 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2883 // {{{ UpdateResponse class implementation
296
c5efd6e661e5 Add "final" keyword to classes, method arguments and local variables where possible.`
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 295
diff changeset
2884 final static class UpdateResponse implements Response {
378
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
2885 public final long count;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2886 public final String lastid;
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2887
378
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
2888 public UpdateResponse(final long cnt, final String id) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2889 // fill the blank finals
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2890 this.count = cnt;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2891 this.lastid = id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2892 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2893
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2894 @Override
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
2895 public String addLine(final String line, final LineType linetype) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2896 return "Header lines are not supported for an UpdateResponse";
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2897 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2898
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2899 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2900 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2901 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2902 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2903
324
0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 300
diff changeset
2904 /* MvD: disabled not used/needed code
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2905 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2906 public void complete() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2907 // empty, because there is nothing to check
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2908 }
324
0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 300
diff changeset
2909 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2910
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2911 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2912 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2913 // nothing to do here...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2914 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2915 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2916 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2917
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2918 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2919 * The SchemaResponse represents an schema modification response.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2920 * It is issued on statements like CREATE, DROP or ALTER TABLE.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2921 * This response keeps a field that represents the success state, as
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2922 * defined by JDBC, which is currently in MonetDB's case alwats
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2923 * SUCCESS_NO_INFO. Note that this state is not sent by the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2924 * server.<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2925 * <tt>&amp;3</tt>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2926 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2927 // {{{ SchemaResponse class implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2928 class SchemaResponse implements Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2929 public final int state = Statement.SUCCESS_NO_INFO;
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2930
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2931 @Override
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
2932 public String addLine(final String line, final LineType linetype) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2933 return "Header lines are not supported for a SchemaResponse";
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2934 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2935
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2936 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2937 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2938 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2939 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2940
324
0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 300
diff changeset
2941 /* MvD: disabled not used/needed code
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2942 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2943 public void complete() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2944 // empty, because there is nothing to check
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2945 }
324
0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 300
diff changeset
2946 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2947
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2948 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2949 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2950 // nothing to do here...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2951 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2952 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2953 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2954
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2955 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2956 * The AutoCommitResponse represents a transaction message. It
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2957 * stores (a change in) the server side auto commit mode.<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2958 * <tt>&amp;4 (t|f)</tt>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2959 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2960 // {{{ AutoCommitResponse class implementation
296
c5efd6e661e5 Add "final" keyword to classes, method arguments and local variables where possible.`
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 295
diff changeset
2961 private final class AutoCommitResponse extends SchemaResponse {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2962 public final boolean autocommit;
77
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 47
diff changeset
2963
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2964 public AutoCommitResponse(final boolean ac) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2965 // fill the blank final
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2966 this.autocommit = ac;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2967 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2968 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2969 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2970
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2971 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2972 * A list of Response objects. Responses are added to this list.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2973 * Methods of this class are not synchronized. This is left as
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2974 * responsibility to the caller to prevent concurrent access.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2975 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2976 // {{{ ResponseList class implementation
296
c5efd6e661e5 Add "final" keyword to classes, method arguments and local variables where possible.`
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 295
diff changeset
2977 final class ResponseList {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2978 /** The cache size (number of rows in a DataBlockResponse object) */
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
2979 private final int cachesize;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2980 /** The maximum number of results for this query */
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 370
diff changeset
2981 private final long maxrows;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2982 /** The ResultSet type to produce */
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
2983 private final int rstype;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2984 /** The ResultSet concurrency to produce */
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
2985 private final int rsconcur;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2986 /** The sequence number of this ResponseList */
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
2987 private final int seqnr;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2988 /** A list of the Responses associated with the query,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2989 * in the right order */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2990 private final ArrayList<Response> responses;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2991 /** A map of ResultSetResponses, used for additional
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2992 * DataBlockResponse mapping */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
2993 private HashMap<Integer, ResultSetResponse> rsresponses;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2994
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2995 /** The current header returned by getNextResponse() */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2996 private int curResponse;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2997
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2998 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2999 * Main constructor. The query argument can either be a String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3000 * or List. An SQLException is thrown if another object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3001 * instance is supplied.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3002 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3003 * @param cachesize overall cachesize to use
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3004 * @param maxrows maximum number of rows to allow in the set
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3005 * @param rstype the type of result sets to produce
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3006 * @param rsconcur the concurrency of result sets to produce
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3007 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3008 ResponseList(
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3009 final int cachesize,
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 370
diff changeset
3010 final long maxrows,
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3011 final int rstype,
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3012 final int rsconcur
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3013 ) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3014 this.cachesize = cachesize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3015 this.maxrows = maxrows;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3016 this.rstype = rstype;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3017 this.rsconcur = rsconcur;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3018 responses = new ArrayList<Response>();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3019 curResponse = -1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3020 seqnr = MonetConnection.seqCounter++;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3021 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3022
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3023 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3024 * Retrieves the next available response, or null if there are
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3025 * no more responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3026 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3027 * @return the next Response available or null
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3028 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3029 Response getNextResponse() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3030 if (rstype == ResultSet.TYPE_FORWARD_ONLY) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3031 // free resources if we're running forward only
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3032 if (curResponse >= 0 && curResponse < responses.size()) {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3033 final Response tmp = responses.get(curResponse);
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
3034 if (tmp != null)
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
3035 tmp.close();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3036 responses.set(curResponse, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3037 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3038 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3039 curResponse++;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3040 if (curResponse >= responses.size()) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3041 // ResponseList is obviously completed so, there are no
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3042 // more responses
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3043 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3044 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3045 // return this response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3046 return responses.get(curResponse);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3047 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3048 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3049
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3050 /**
288
f412032e3b43 Correcting typo
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 286
diff changeset
3051 * Closes the Response at index i, if not null.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3052 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3053 * @param i the index position of the header to close
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3054 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3055 void closeResponse(final int i) {
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
3056 if (i < 0 || i >= responses.size())
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 261
diff changeset
3057 return;
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3058 final Response tmp = responses.set(i, null);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3059 if (tmp != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3060 tmp.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3061 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3062
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3063 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3064 * Closes the current response.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3065 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3066 void closeCurrentResponse() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3067 closeResponse(curResponse);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3068 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3069
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3070 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3071 * Closes the current and previous responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3072 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3073 void closeCurOldResponses() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3074 for (int i = curResponse; i >= 0; i--) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3075 closeResponse(i);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3076 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3077 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3078
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3079 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3080 * Closes this ResponseList by closing all the Responses in this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3081 * ResponseList.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3082 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3083 void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3084 for (int i = 0; i < responses.size(); i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3085 closeResponse(i);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3086 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3087 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3088
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3089 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3090 * Returns whether this ResponseList has still unclosed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3091 * Responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3092 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3093 boolean hasUnclosedResponses() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3094 for (Response r : responses) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3095 if (r != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3096 return true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3097 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3098 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3099 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3100
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3101 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3102 * Executes the query contained in this ResponseList, and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3103 * stores the Responses resulting from this query in this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3104 * ResponseList.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3105 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3106 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3107 */
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3108 void processQuery(final String query) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3109 executeQuery(queryTempl, query);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3110 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3111
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3112 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3113 * Internal executor of queries.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3114 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3115 * @param templ the template to fill in
552
7b320303b579 Doc comment improvements
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 551
diff changeset
3116 * @param query the query to execute
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3117 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3118 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3119 @SuppressWarnings("fallthrough")
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3120 void executeQuery(final String[] templ, final String query)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3121 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3122 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3123 String error = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3124
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3125 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3126 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3127 // make sure we're ready to send query; read data till we
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3128 // have the prompt it is possible (and most likely) that we
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3129 // already have the prompt and do not have to skip any
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3130 // lines. Ignore errors from previous result sets.
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3131 in.discardRemainder();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3132
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3133 // {{{ set reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3134 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3135 * Change the reply size of the server. If the given
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3136 * value is the same as the current value known to use,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3137 * then ignore this call. If it is set to 0 we get a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3138 * prompt after the server sent it's header.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3139 */
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
3140 int size = cachesize;
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
3141 if (size == 0)
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
3142 size = defaultFetchSize;
178
dd12348c41cf Improvement: only extend typeMap when the property was set to true.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 175
diff changeset
3143 if (maxrows > 0 && maxrows < size)
376
ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes:
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 370
diff changeset
3144 size = (int)maxrows;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3145 // don't do work if it's not needed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3146 if (lang == LANG_SQL && size != curReplySize && templ != commandTempl) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3147 sendControlCommand("reply_size " + size);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3148
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3149 // store the reply size after a successful change
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3150 curReplySize = size;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3151 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3152 // }}} set reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3153
285
637899bda602 Removed SendThread class and its usage from MonetConnection.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 284
diff changeset
3154 // send query to the server
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3155 out.writeLine(templ[0] + query + templ[1]);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3156
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3157 // go for new results
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3158 in.advance();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3159 Response res = null;
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3160 while (in.getLineType() != LineType.PROMPT) {
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3161 // each response should start with a start of header (or error)
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3162 switch (in.getLineType()) {
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
3163 case SOHEADER:
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3164 // make the response object, and fill it
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3165 try {
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3166 switch (sohp.parse(in.getLine())) {
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3167 case StartOfHeaderParser.Q_PARSE:
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3168 throw new MCLParseException("Q_PARSE header not allowed here", 1);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3169 case StartOfHeaderParser.Q_TABLE:
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3170 case StartOfHeaderParser.Q_PREPARE: {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3171 final int id = sohp.getNextAsInt();
377
8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 376
diff changeset
3172 long tuplecount = sohp.getNextAsLong();
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3173 final int columncount = sohp.getNextAsInt();
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3174 final int rowcount = sohp.getNextAsInt();
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3175 // enforce the maxrows setting
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3176 if (maxrows != 0 && tuplecount > maxrows)
377
8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 376
diff changeset
3177 tuplecount = maxrows;
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3178 res = new ResultSetResponse(id, tuplecount, columncount, rowcount, this, seqnr);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3179 // only add this resultset to the hashmap if it can possibly have an additional datablock
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3180 if (rowcount < tuplecount) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3181 if (rsresponses == null)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3182 rsresponses = new HashMap<Integer, ResultSetResponse>();
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
3183 rsresponses.put(id, (ResultSetResponse) res);
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3184 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3185 } break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3186 case StartOfHeaderParser.Q_UPDATE:
378
02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 377
diff changeset
3187 res = new UpdateResponse(sohp.getNextAsLong(), // count
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3188 sohp.getNextAsString() // key-id
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3189 );
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3190 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3191 case StartOfHeaderParser.Q_SCHEMA:
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3192 res = new SchemaResponse();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3193 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3194 case StartOfHeaderParser.Q_TRANS:
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
3195 final boolean ac = sohp.getNextAsString().equals("t");
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3196 if (autoCommit && ac) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3197 addWarning("Server enabled auto commit mode " +
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3198 "while local state already was auto commit.", "01M11");
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3199 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3200 autoCommit = ac;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3201 res = new AutoCommitResponse(ac);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3202 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3203 case StartOfHeaderParser.Q_BLOCK: {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3204 // a new block of results for a response...
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3205 final int id = sohp.getNextAsInt();
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3206 sohp.getNextAsInt(); // columncount
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3207 final int rowcount = sohp.getNextAsInt();
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3208 final int offset = sohp.getNextAsInt();
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
3209 final ResultSetResponse t;
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
3210 if (rsresponses != null)
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
3211 t = rsresponses.get(id);
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
3212 else
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
3213 t = null;
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3214 if (t == null) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3215 error = "M0M12!no ResultSetResponse with id " + id + " found";
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3216 break;
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3217 }
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3218 final DataBlockResponse r = new DataBlockResponse(rowcount, t.getRSType() == ResultSet.TYPE_FORWARD_ONLY);
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3219 t.addDataBlockResponse(offset, r);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3220 res = r;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3221 } break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3222 } // end of switch (sohp.parse(tmpLine))
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3223 } catch (MCLParseException e) {
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
3224 final int offset = e.getErrorOffset();
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3225 error = "M0M10!error while parsing start of header:\n" +
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3226 e.getMessage() +
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3227 " found: '" + in.getLine().charAt(offset) +
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3228 "' in: \"" + in.getLine() +
480
849af4b76b28 Optimise code by reducing local variables which are used only once, replacing complex string concatenation by using StringBuilder, replacing some ternairy operators.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 474
diff changeset
3229 "\" at pos: " + offset;
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3230 // flush all the rest
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3231 in.discardRemainder();
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3232 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3233 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3234
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3235 // immediately handle errors after parsing the header (res may be null)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3236 if (error != null) {
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3237 in.discardRemainder();
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3238 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3239 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3240
701
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3241 // advance to the line after the header
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3242 in.advance();
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3243
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3244 // stuff all header lines into the res
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3245 while (error == null && in.getLineType() == LineType.HEADER) {
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3246 error = res.addLine(in.getLine(), in.getLineType());
701
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3247 in.advance();
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3248 }
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3249
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3250 // then feed it more lines until it is satisfied
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3251 while (error == null && res.wantsMore()) {
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3252 error = res.addLine(in.getLine(), in.getLineType());
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3253 in.advance();
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3254 }
701
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3255
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3256 if (error != null) {
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3257 // right, some protocol violation,
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3258 // skip the rest of the result
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3259 error = "M0M10!" + error;
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3260 in.discardRemainder();
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3261 break;
701
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3262 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3263
288
f412032e3b43 Correcting typo
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 286
diff changeset
3264 // it is of no use to store DataBlockResponses, you never want to
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3265 // retrieve them directly anyway
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3266 if (!(res instanceof DataBlockResponse))
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3267 responses.add(res);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3268
701
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3269 // We have already advanced 'in' to the next line in the response
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3270 // so we're ready to start the next iteration of the loop.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3271 break;
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
3272 case INFO:
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3273 addWarning(in.getLine().substring(1), "01000");
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3274 // read the next line (can be prompt, new result, error, etc.)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3275 // before we start the loop over
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3276 in.advance();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3277 break;
500
95d1b0a38aed Stub implementation of FILETRANSFER handling
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 499
diff changeset
3278 case FILETRANSFER:
95d1b0a38aed Stub implementation of FILETRANSFER handling
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 499
diff changeset
3279 // Consume the command
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3280 in.advance();
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3281 final String transferCommand = in.getLine();
500
95d1b0a38aed Stub implementation of FILETRANSFER handling
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 499
diff changeset
3282 // Consume the fake prompt inserted by MapiSocket.
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3283 in.advance();
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3284 // Handle the request
540
d3a96675969e Handle case where in.readLine() returns null
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 539
diff changeset
3285 if (transferCommand != null)
d3a96675969e Handle case where in.readLine() returns null
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 539
diff changeset
3286 error = handleTransfer(transferCommand);
d3a96675969e Handle case where in.readLine() returns null
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 539
diff changeset
3287 else
566
eeea18f501b3 Remove SQLStates from error messages sent upstream
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 563
diff changeset
3288 error = "Protocol violation, expected transfer command, got nothing";
506
2ae90050720c Improve flushing around error responses
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 505
diff changeset
3289 // Then prepare for the next iteration
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3290 if (error != null) {
566
eeea18f501b3 Remove SQLStates from error messages sent upstream
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 563
diff changeset
3291 out.writeLine(error + "\n");
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3292 error = in.discardRemainder();
506
2ae90050720c Improve flushing around error responses
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 505
diff changeset
3293 } else {
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3294 in.advance();
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3295 }
500
95d1b0a38aed Stub implementation of FILETRANSFER handling
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 499
diff changeset
3296 break;
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3297 default:
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3298 // we have something we don't expect/understand, let's make it an error message
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3299 String msg = "M0M10!protocol violation, unexpected " + in.getLineType() + " line: " + in.getLine();
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3300 error = in.discardRemainder(msg);
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3301 break;
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
3302 case ERROR:
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3303 // read everything till the prompt (should be
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3304 // error) we don't know if we ignore some
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3305 // garbage here... but the log should reveal that
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3306 error = in.discardRemainder(in.getLine().substring(1));
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3307 break;
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3308 } // end of switch (linetype)
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
3309 } // end of while (linetype != LineType.PROMPT)
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3310 } // end of synchronized (server)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3311
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3312 if (error != null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3313 SQLException ret = null;
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3314 final String[] errors = error.split("\n");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3315 for (int i = 0; i < errors.length; i++) {
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 292
diff changeset
3316 final SQLException newErr;
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
3317 if (errors[i].length() >= 6) {
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
3318 newErr = new SQLException(errors[i].substring(6), errors[i].substring(0, 5));
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3319 } else {
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
3320 newErr = new SQLNonTransientConnectionException(errors[i], "08000");
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
3321 }
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
3322 if (ret == null) {
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
3323 ret = newErr;
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
3324 } else {
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
3325 ret.setNextException(newErr);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3326 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3327 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3328 throw ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3329 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3330 } catch (SocketTimeoutException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3331 close(); // JDBC 4.1 semantics, abort()
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
3332 throw new SQLNonTransientConnectionException("connection timed out", "08M33");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3333 } catch (IOException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3334 closed = true;
144
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
3335 throw new SQLNonTransientConnectionException(e.getMessage() + " (mserver5 still alive?)", "08006");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3336 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3337 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3338 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3339 // }}}
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3340
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3341 private String handleTransfer(final String transferCommand) throws IOException {
553
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3342 if (transferCommand.startsWith("r ")) {
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3343 final String[] parts = transferCommand.split(" ", 3);
553
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3344 if (parts.length == 3) {
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3345 final long offset;
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3346 try {
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3347 offset = Long.parseLong(parts[1]);
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3348 } catch (NumberFormatException e) {
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3349 return e.toString();
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3350 }
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3351 return handleUpload(parts[2], true, offset);
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3352 }
503
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3353 } else if (transferCommand.startsWith("rb ")) {
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3354 return handleUpload(transferCommand.substring(3), false, 0);
505
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3355 } else if (transferCommand.startsWith("w ")) {
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3356 return handleDownload(transferCommand.substring(2), true);
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3357 } else if (transferCommand.startsWith("wb ")) {
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3358 return handleDownload(transferCommand.substring(3), false);
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3359 }
553
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3360 return "JDBC does not support this file transfer yet: " + transferCommand;
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3361 }
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3362
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3363 private String handleUpload(final String path, final boolean textMode, final long offset) throws IOException {
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3364 if (uploadHandler == null) {
505
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3365 return "No file upload handler has been registered with the JDBC driver";
503
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3366 }
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3367
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3368 final long linesToSkip = offset >= 1 ? offset - 1 : 0;
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3369 final Upload handle = new Upload(server, uploadHandler::uploadCancelled, textMode);
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3370 final boolean wasFaking = server.setInsertFakePrompts(false);
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3371 try {
551
5ce6a942aff3 Last minute API fix: 'int offset' -> 'long linesToSkip'
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 546
diff changeset
3372 uploadHandler.handleUpload(handle, path, textMode, linesToSkip);
503
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3373 if (!handle.hasBeenUsed()) {
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3374 throw new IOException("Call to " + uploadHandler.getClass().getCanonicalName() + ".handleUpload for path '" + path + "' sent neither data nor an error message");
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3375 }
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3376 } finally {
503
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3377 handle.close();
511
bd860e850fe1 rename insertFakeFlushes to insertFakePrompts
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 510
diff changeset
3378 server.setInsertFakePrompts(wasFaking);
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3379 }
503
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3380 return handle.getError();
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3381 }
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3382
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3383 private String handleDownload(final String path, final boolean textMode) throws IOException {
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3384 if (downloadHandler == null) {
505
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3385 return "No file download handler has been registered with the JDBC driver";
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3386 }
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3387
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3388 final Download handle = new Download(server, textMode);
546
eb7ecfbb48f2 Never forget to close the download handle
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 542
diff changeset
3389 try {
eb7ecfbb48f2 Never forget to close the download handle
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 542
diff changeset
3390 downloadHandler.handleDownload(handle, path, true);
eb7ecfbb48f2 Never forget to close the download handle
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 542
diff changeset
3391 if (!handle.hasBeenUsed()) {
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3392 handle.sendError("Call to " + downloadHandler.getClass().getSimpleName() + ".handleDownload sent neither data nor error");
546
eb7ecfbb48f2 Never forget to close the download handle
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 542
diff changeset
3393 }
eb7ecfbb48f2 Never forget to close the download handle
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 542
diff changeset
3394 } finally {
eb7ecfbb48f2 Never forget to close the download handle
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 542
diff changeset
3395 handle.close();
505
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3396 }
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3397 return handle.getError();
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3398 }
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3399
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3400 /**
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3401 * Callback for sending files for COPY INTO "table" FROM 'file-name' ON CLIENT commands
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3402 *
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3403 * To be registered with {@link MonetConnection#setUploadHandler(UploadHandler)}
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3404 *
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3405 * An example implementation can be found at ../util/FileTransferHandler.java
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3406 */
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3407
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
3408 public interface UploadHandler {
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3409 /**
542
d462000fc410 Various changes suggested by Martin van Dinther
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 541
diff changeset
3410 * Called if the server sends a request to read file data.
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3411 *
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3412 * Use the given handle to receive data or send errors to the server.
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3413 *
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3414 * @param handle Handle to communicate with the server
542
d462000fc410 Various changes suggested by Martin van Dinther
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 541
diff changeset
3415 * @param name Name of the file the server would like to read. Make sure
d462000fc410 Various changes suggested by Martin van Dinther
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 541
diff changeset
3416 * to validate this before reading from the file system
559
7f10d662a788 fixup doc comment fixes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 557
diff changeset
3417 * @param textMode Whether to open the file as text or binary data.
551
5ce6a942aff3 Last minute API fix: 'int offset' -> 'long linesToSkip'
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 546
diff changeset
3418 * @param linesToSkip In text mode, number of initial lines to skip.
5ce6a942aff3 Last minute API fix: 'int offset' -> 'long linesToSkip'
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 546
diff changeset
3419 * 0 means upload everything, 1 means skip the first line, etc.
5ce6a942aff3 Last minute API fix: 'int offset' -> 'long linesToSkip'
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 546
diff changeset
3420 * Note: this is different from the OFFSET option of the COPY INTO,
5ce6a942aff3 Last minute API fix: 'int offset' -> 'long linesToSkip'
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 546
diff changeset
3421 * where both 0 and 1 mean 'upload everything'
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3422 * @throws IOException when I/O problem occurs
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3423 */
551
5ce6a942aff3 Last minute API fix: 'int offset' -> 'long linesToSkip'
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 546
diff changeset
3424 void handleUpload(Upload handle, String name, boolean textMode, long linesToSkip) throws IOException;
557
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3425
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3426 /**
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3427 * Called when the upload is cancelled halfway by the server.
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3428 *
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3429 * The default implementation does nothing.
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3430 */
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3431 default void uploadCancelled() {}
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3432 }
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3433
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3434 /**
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3435 * Callback for receiving files from COPY .. INTO 'file-name' ON CLIENT commands
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3436 *
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3437 * To be registered with {@link MonetConnection#setDownloadHandler(DownloadHandler)}
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3438 *
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3439 * An example implementation can be found at ../util/FileTransferHandler.java
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3440 */
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
3441 public interface DownloadHandler {
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3442 /**
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3443 * Called if the server sends a request to write a file.
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3444 *
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3445 * Use the given handle to send data or errors to the server.
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3446 *
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3447 * @param handle Handle to communicate with the server
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3448 * @param name Name of the file the server would like to write. Make sure
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3449 * to validate this before writing to the file system
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3450 * @param textMode Whether this is text or binary data.
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3451 * @throws IOException when I/O problem occurs
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3452 */
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3453 void handleDownload(Download handle, String name, boolean textMode) throws IOException;
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3454 }
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3455
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3456 /**
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3457 * Handle passed to {@link UploadHandler} to allow communication with the server
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3458 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3459 public static class Upload {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3460 private final MapiSocket server;
557
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3461 private final Runnable cancellationCallback;
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3462 private final boolean textMode;
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3463 private PrintStream print = null;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3464 private String error = null;
521
72007c4f8f8a Allow MonetUploadHandler to configure the chunk size
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 516
diff changeset
3465 private int customChunkSize = -1;
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3466
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3467 Upload(MapiSocket server, Runnable cancellationCallback, boolean textMode) {
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3468 this.server = server;
557
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3469 this.cancellationCallback = cancellationCallback;
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3470 this.textMode = textMode;
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3471 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3472
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3473 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3474 * Send an error message to the server
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3475 *
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3476 * The server will generally let the currently executing statement fail
562
c640075da7c9 only comment improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 559
diff changeset
3477 * with this error message. The connection will remain usable.
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3478 *
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3479 * This method can only be sent if no data has been sent to the server
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3480 * yet. After data has been sent, you can still throw an
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3481 * {@link IOException} but this will terminate the connection.
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3482 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3483 * @param errorMessage the error message to send
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3484 * @throws IOException when error message is null
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3485 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3486 public void sendError(final String errorMessage) throws IOException {
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3487 if (error != null) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3488 throw new IOException("another error has already been sent: " + error);
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3489 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3490 error = errorMessage;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3491 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3492
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3493 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3494 * After every {@code chunkSize} bytes, the server gets the opportunity to
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3495 * terminate the upload.
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3496 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3497 * @param chunkSize size of chunk
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3498 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3499 public void setChunkSize(final int chunkSize) {
521
72007c4f8f8a Allow MonetUploadHandler to configure the chunk size
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 516
diff changeset
3500 this.customChunkSize = chunkSize;
72007c4f8f8a Allow MonetUploadHandler to configure the chunk size
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 516
diff changeset
3501 }
72007c4f8f8a Allow MonetUploadHandler to configure the chunk size
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 516
diff changeset
3502
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3503 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3504 * Get a {@link PrintStream} to write data to.
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3505 *
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3506 * For text mode uploads, the data MUST be validly UTF-8 encoded.
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3507 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3508 * @return PrintStream a PrintStream
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3509 * @throws IOException when error message is null or I/O problem occurs
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3510 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3511 public PrintStream getStream() throws IOException {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3512 if (error != null) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3513 throw new IOException("Cannot send data after an error has been sent");
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3514 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3515 if (print == null) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3516 try {
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3517 final MapiSocket.UploadStream up = customChunkSize >= 0 ? server.uploadStream(customChunkSize) : server.uploadStream();
557
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3518 up.setCancellationCallback(cancellationCallback);
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3519 print = new PrintStream(textMode ? new StripCrLfStream(up) : up, false, "UTF-8");
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3520 up.write('\n');
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3521 } catch (UnsupportedEncodingException e) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3522 throw new RuntimeException("The system is guaranteed to support the UTF-8 encoding but apparently it doesn't", e);
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3523 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3524 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3525 return print;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3526 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3527
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3528 /**
554
9fa67487f38a Doc comment fixes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 553
diff changeset
3529 * @return true if data or an error has been sent.
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3530 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3531 public boolean hasBeenUsed() {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3532 return print != null || error != null;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3533 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3534
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3535 /**
554
9fa67487f38a Doc comment fixes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 553
diff changeset
3536 * @return the error that was sent, if any
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3537 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3538 public String getError() {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3539 return error;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3540 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3541
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3542 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3543 * Read from the given input stream and write it to the server.
562
c640075da7c9 only comment improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 559
diff changeset
3544 *
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3545 * For text mode uploads, the data MUST be validly UTF-8 encoded.
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3546 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3547 * @param inputStream stream to read from
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3548 * @throws IOException when I/O problem occurs
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3549 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3550 public void uploadFrom(final InputStream inputStream) throws IOException {
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3551 final OutputStream s = getStream();
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3552 final byte[] buffer = new byte[64 * 1024];
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3553 while (true) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3554 int nread = inputStream.read(buffer);
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3555 if (nread < 0) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3556 break;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3557 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3558 s.write(buffer, 0, nread);
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3559 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3560 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3561
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3562 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3563 * Read data from the given buffered reader and send it to the server
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3564 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3565 * @param reader buffered reader to read from
551
5ce6a942aff3 Last minute API fix: 'int offset' -> 'long linesToSkip'
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 546
diff changeset
3566 * @param linesToSkip start uploading at line {@code offset}. Value 0 and 1
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3567 * both mean upload the whole file, value 2 means skip the first line, etc.
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3568 * @throws IOException when I/O problem occurs
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3569 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3570 public void uploadFrom(final BufferedReader reader, final long linesToSkip) throws IOException {
551
5ce6a942aff3 Last minute API fix: 'int offset' -> 'long linesToSkip'
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 546
diff changeset
3571 for (int i = 0; i < linesToSkip; i++) {
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3572 String line = reader.readLine();
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3573 if (line == null) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3574 return;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3575 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3576 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3577
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3578 uploadFrom(reader);
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3579 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3580
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3581 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3582 * Read data from the given buffered reader and send it to the server
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3583 *
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3584 * @param reader reader to read from
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3585 * @throws IOException when ...
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3586 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3587 public void uploadFrom(final Reader reader) throws IOException {
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3588 final OutputStream s = getStream();
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3589 final OutputStreamWriter writer = new OutputStreamWriter(s, StandardCharsets.UTF_8);
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3590 final char[] buffer = new char[64 * 1024];
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3591 while (true) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3592 int nread = reader.read(buffer, 0, buffer.length);
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3593 if (nread < 0) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3594 break;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3595 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3596 writer.write(buffer, 0, nread);
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3597 }
617
15eb17b911a5 Only close the writer after the loop has finished
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 616
diff changeset
3598 writer.close();
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3599 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3600
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3601 /**
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3602 * Close opened {@link PrintStream}.
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3603 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3604 public void close() {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3605 if (print != null) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3606 print.close();
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3607 print = null;
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3608 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3609 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3610 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3611
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3612 /**
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3613 * Handle passed to {@link DownloadHandler} to allow communication with the server
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3614 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3615 public static class Download {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3616 private final MapiSocket server;
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3617 private boolean prependCr;
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3618 private MapiSocket.DownloadStream stream = null;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3619 private String error = null;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3620
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3621 Download(MapiSocket server, boolean textMode) {
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3622 this.server = server;
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3623 prependCr = false;
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3624 if (textMode) {
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3625 setLineSeparator(System.lineSeparator());
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3626 }
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3627 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3628
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3629 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3630 * Send an error message to the server
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3631 *
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3632 * The server will generally let the currently executing statement fail
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3633 * with this error message. The connection will remain usable.
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3634 *
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3635 * This method can only be sent if no data has been received from the server
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3636 * yet. After data has been received, you can still throw an
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3637 * {@link IOException} but this will terminate the connection.
562
c640075da7c9 only comment improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 559
diff changeset
3638 *
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3639 * Note: as of MonetDB version Jul2021 the server always terminates the connection
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3640 * when this error is used. This will probably change in the future.
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3641 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3642 * @param errorMessage the error message to send
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3643 * @throws IOException when error message is null
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3644 */
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3645 public void sendError(final String errorMessage) throws IOException {
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3646 if (error != null) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3647 throw new IOException("another error has already been sent: " + error);
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3648 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3649 error = errorMessage;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3650 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3651
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3652 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3653 * Get an {@link InputStream} to read data from.
562
c640075da7c9 only comment improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 559
diff changeset
3654 *
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3655 * Textual data is UTF-8 encoded. If the download is in text mode, line endings
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3656 * are converted according to {@link java.lang.System#lineSeparator()}.
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3657 * This can be overridden with {@link Download#setLineSeparator(String)}.
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3658 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3659 * @return InputStream the stream to read from
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3660 * @throws IOException when error message exist or I/O problem occurs
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3661 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3662 public InputStream getStream() throws IOException {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3663 if (error != null) {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3664 throw new IOException("cannot receive data after error has been sent");
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3665 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3666 if (stream == null) {
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3667 stream = server.downloadStream(prependCr);
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3668 server.getOutputStream().flush();
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3669 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3670 return stream;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3671 }
515
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3672
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3673 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3674 * Write the data from the server to the given {@link OutputStream}.
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3675 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3676 * @param stream the OutputStream to write to
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3677 * @throws IOException when cannot read from InputStream or write to OutputStream
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3678 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3679 public void downloadTo(final OutputStream stream) throws IOException {
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3680 final InputStream s = getStream();
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3681 final byte[] buffer = new byte[65536];
515
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3682 while (true) {
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3683 int nread = s.read(buffer);
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3684 if (nread < 0) {
515
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3685 break;
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3686 }
515
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3687 stream.write(buffer, 0, nread);
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3688 }
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3689 }
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3690
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3691 /**
579
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3692 * Write the textual data from the server to the given {@link Writer}
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3693 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3694 * @param writer to write to
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3695 * @throws IOException when cannot read from InputStreamReader or write to Writer
579
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3696 */
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3697 public void downloadTo(final Writer writer) throws IOException {
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3698 final InputStream s = getStream();
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3699 final InputStreamReader r = new InputStreamReader(s, StandardCharsets.UTF_8);
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3700 final char[] buffer = new char[65536];
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3701 while (true) {
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3702 final int nread = r.read(buffer);
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3703 if (nread < 0) {
579
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3704 break;
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3705 }
579
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3706 writer.write(buffer, 0, nread);
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3707 }
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3708 }
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3709
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3710 /**
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3711 * @return true if data has been received or an error has been sent.
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3712 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3713 public boolean hasBeenUsed() {
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3714 return stream != null || error != null;
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3715 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3716
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3717 /**
554
9fa67487f38a Doc comment fixes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 553
diff changeset
3718 * @return the error that was sent, if any
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3719 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3720 public String getError() {
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3721 return error;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3722 }
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3723
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3724 /**
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3725 * Close opened stream.
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3726 */
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3727 public void close() {
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3728 if (stream != null) {
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3729 try {
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3730 stream.close();
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3731 stream = null;
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3732 } catch (IOException e) {
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3733 /* ignore close error */
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3734 }
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3735 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3736 }
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3737
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3738 /**
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3739 * Set the line endings used in the stream returned by {@link Download#getStream()}
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3740 *
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3741 * @param sep separator to use
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3742 * @throws IllegalArgumentException if sep is neither "\n" nor "\r\n"
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3743 */
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3744 public void setLineSeparator(final String sep) {
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3745 if ("\n".equals(sep)) {
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3746 prependCr = false;
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3747 } else if ("\r\n".equals(sep)) {
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3748 prependCr = true;
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3749 } else {
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3750 throw new IllegalArgumentException("sep must be \\n or \\r\\n");
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3751 }
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3752 }
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3753 }
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3754
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3755 public static class StripCrLfStream extends FilterOutputStream {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3756 private boolean crPending = false;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3757
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3758 public StripCrLfStream(OutputStream out) {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3759 super(out);
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3760 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3761
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3762 public boolean pending() {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3763 return this.crPending;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3764 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3765
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3766 @Override
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3767 public void write(final int b) throws IOException {
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3768 if (crPending && b != '\n') {
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3769 out.write('\r');
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3770 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3771 if (b != '\r') {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3772 out.write(b);
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3773 crPending = false;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3774 } else {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3775 crPending = true;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3776 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3777 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3778
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3779 @Override
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3780 public void write(final byte[] b) throws IOException {
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3781 this.write(b, 0, b.length);
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3782 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3783
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3784 @Override
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3785 public void write(final byte[] b, int off, int len) throws IOException {
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3786 if (len == 0) {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3787 return;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3788 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3789 if (crPending && b[0] != '\n') {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3790 out.write('\r');
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3791 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3792
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3793 // deal with final \r up front
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3794 if (b[len - 1] == '\r') {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3795 crPending = true;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3796 len -= 1;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3797 } else {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3798 crPending = false;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3799 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3800
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3801 for (int i = off; i < off + len - 1; i++) {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3802 if (b[i] == '\r' && b[i + 1] == '\n') {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3803 int chunk = i - off;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3804 out.write(b, off, chunk);
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3805 // chunk + 1 because we want to skip the \r
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3806 len -= chunk + 1;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3807 off += chunk + 1;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3808 // we don't have to look at the \n because we know it's no \r.
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3809 i++;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3810 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3811 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3812
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3813 // write the remainder
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3814 out.write(b, off, len);
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3815 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3816
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3817 @Override
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3818 public void flush() throws IOException {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3819 // we cannot flush our pending CR but we can ask our downstream to flush what we have sent them so far
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3820 out.flush();
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3821 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3822
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3823 @Override
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3824 public void close() throws IOException {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3825 if (crPending) {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3826 out.write('\r');
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3827 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3828 crPending = false;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3829 super.close();
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3830 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3831 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3832 }