annotate src/main/java/org/monetdb/jdbc/MonetConnection.java @ 903:778959b2e0a4

Send ClientInfo on startup Configurable through the client_info=bool, client_application=NAME, client_remark=MESSAGE properties.
author Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
date Fri, 14 Jun 2024 15:57:49 +0200 (10 months ago)
parents 6e8ff2818fa7
children a52bc2dcdb8c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * SPDX-License-Identifier: MPL-2.0
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3 *
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4 * This Source Code Form is subject to the terms of the Mozilla Public
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5 * License, v. 2.0. If a copy of the MPL was not distributed with this
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6 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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7 *
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8 * Copyright 2024 MonetDB Foundation;
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9 * Copyright August 2008 - 2023 MonetDB B.V.;
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10 * Copyright 1997 - July 2008 CWI.
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11 */
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12
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13 package org.monetdb.jdbc;
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14
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15 import java.io.*;
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16 import java.net.SocketException;
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17 import java.net.SocketTimeoutException;
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18 import java.nio.charset.StandardCharsets;
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19 import java.sql.CallableStatement;
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20 import java.sql.Connection;
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21 import java.sql.DatabaseMetaData;
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22 import java.sql.PreparedStatement;
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23 import java.sql.ResultSet;
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24 import java.sql.SQLClientInfoException;
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25 import java.sql.SQLException;
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26 import java.sql.SQLFeatureNotSupportedException;
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27 import java.sql.SQLNonTransientConnectionException;
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28 import java.sql.SQLWarning;
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29 import java.sql.Savepoint;
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30 import java.sql.Statement;
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31 import java.util.*;
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32 import java.util.Map.Entry;
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33 import java.util.concurrent.Executor;
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34
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35 import org.monetdb.mcl.io.BufferedMCLReader;
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36 import org.monetdb.mcl.io.BufferedMCLWriter;
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37 import org.monetdb.mcl.io.LineType;
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38 import org.monetdb.mcl.net.MapiSocket;
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39 import org.monetdb.mcl.net.Target;
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40 import org.monetdb.mcl.parser.HeaderLineParser;
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41 import org.monetdb.mcl.parser.MCLParseException;
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42 import org.monetdb.mcl.parser.StartOfHeaderParser;
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44 /**
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45 *<pre>
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46 * A {@link Connection} suitable for the MonetDB database.
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47 *
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48 * This connection represents a connection (session) to a MonetDB
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49 * database. SQL statements are executed and results are returned within
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50 * the context of a connection. This Connection object holds a physical
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51 * connection to the MonetDB database.
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52 *
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53 * A Connection object's database should able to provide information
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54 * describing its tables, its supported SQL grammar, its stored
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55 * procedures, the capabilities of this connection, and so on. This
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56 * information is obtained with the getMetaData method.
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57 *
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58 * Note: By default a Connection object is in auto-commit mode, which
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59 * means that it automatically commits changes after executing each
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60 * statement. If auto-commit mode has been disabled, the method commit
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61 * must be called explicitly in order to commit changes; otherwise,
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62 * database changes will not be saved.
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63 *
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64 * The current state of this class is that it nearly implements the
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65 * whole Connection interface.
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66 *</pre>
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67 *
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68 * @author Fabian Groffen
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69 * @author Martin van Dinther
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70 * @version 1.7
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71 */
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72 public class MonetConnection
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73 extends MonetWrapper
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74 implements Connection, AutoCloseable
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75 {
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76 /* All connection parameters */
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77 private final Target target;
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78 /** A connection to mserver5 using a TCP socket */
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79 private final MapiSocket server;
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80 /** The Reader from the server */
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81 private final BufferedMCLReader in;
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82 /** The Writer to the server */
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83 private final BufferedMCLWriter out;
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84
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85 /** A StartOfHeaderParser declared for reuse. */
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86 private final StartOfHeaderParser sohp = new StartOfHeaderParser();
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87
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88 /** Whether this Connection is closed (and cannot be used anymore) */
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89 private boolean closed;
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90
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91 /** Whether this Connection is in autocommit mode */
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92 private boolean autoCommit = true;
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93
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94 /** The stack of warnings for this Connection object */
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95 private SQLWarning warnings;
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97 /** The Connection specific mapping of user defined types to Java types */
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98 private Map<String,Class<?>> typeMap = new HashMap<String,Class<?>>() {
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99 private static final long serialVersionUID = 1L;
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100 {
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101 put("inet", org.monetdb.jdbc.types.INET.class);
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102 put("url", org.monetdb.jdbc.types.URL.class);
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103 }
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104 };
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105
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106 // See javadoc for documentation about WeakHashMap if you don't know what
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107 // it does !!!NOW!!! (only when you deal with it of course)
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108 /** A Map containing all (active) Statements created from this Connection */
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109 private final WeakHashMap<Statement,?> statements = new WeakHashMap<Statement, Object>();
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110
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111 /** The number of results we receive from the server at once */
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57d46c34c649 default server reply size is 100, not -1
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112 private int curReplySize = 100; // server default
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114 /** A template to apply to each query (like pre and post fixes), filled in constructor */
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115 // note: it is made public to the package as queryTempl[2] is used from MonetStatement
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116 final String[] queryTempl = new String[3]; // pre, post, sep
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117
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
118 /** A template to apply to each command (like pre and post fixes), filled in constructor */
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
119 private final String[] commandTempl = new String[2]; // pre, post
0
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parents:
diff changeset
120
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parents:
diff changeset
121 /** the SQL language */
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
122 private static final int LANG_SQL = 0;
0
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parents:
diff changeset
123 /** the MAL language (officially *NOT* supported) */
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
124 private static final int LANG_MAL = 3;
0
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parents:
diff changeset
125 /** an unknown language */
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
126 private static final int LANG_UNKNOWN = -1;
0
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parents:
diff changeset
127 /** The language which is used */
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
128 private final int lang;
0
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
129
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
130 /** The last set query timeout on the server as used by Statement, PreparedStatement and CallableStatement */
751
1566dbfaa13b Correct setQueryTimeout(secs) implementation. It was changed to match the web documentation (see https://dev.monetdb.org/hg/monetdb-java/rev/849f99124e32 ) but it appears the web documentation was wrong. So revert the changes made.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 736
diff changeset
131 protected int lastSetQueryTimeout = 0; // 0 means no timeout, which is the default on the server
249
46385d8ff8c9 Improve the implementation of Statement methods getQueryTimeout() and setQueryTimeout().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 243
diff changeset
132
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
133 /** A cache to reduce the number of DatabaseMetaData objects created by getMetaData() to maximum 1 per connection */
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
134 private DatabaseMetaData dbmd;
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
135
0
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
136 /**
834
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
137 * Constructor of a Connection for MonetDB.
869
676725ad17b5 Remove not needed/used internal method checkValidProperty()
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 867
diff changeset
138 * This constructor is only accessible to classes from the jdbc package.
0
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
139 *
834
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
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diff changeset
140 * @param target a {@link Target} object containing all connection parameters
0
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parents:
diff changeset
141 * @throws SQLException if a database error occurs
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parents:
diff changeset
142 * @throws IllegalArgumentException is one of the arguments is null or empty
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
143 */
793
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Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
144 MonetConnection(Target target)
0
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parents:
diff changeset
145 throws SQLException, IllegalArgumentException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
146 {
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
147 this.target = target;
0
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parents:
diff changeset
148 server = new MapiSocket();
422
8368cbc670bf Send reply size and time zone during initial handshake
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 416
diff changeset
149
0
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parents:
diff changeset
150 // we're debugging here... uhm, should be off in real life
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
151 if (target.isDebug()) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
diff changeset
152 try {
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
153 String fname = target.getLogfile();
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
154 if (fname == null)
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
155 fname = "monet_" + System.currentTimeMillis() + ".log";
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
156
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
157 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
158
25
5ec116ba7d71 When single character use faster version of indexOf(<char>)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 8
diff changeset
159 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
160 if (ext < 0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
161 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
162 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
163 final String suf = fname.substring(ext);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
164
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
diff changeset
165 for (int i = 1; f.exists(); i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
diff changeset
166 f = new File(pre + "-" + i + suf);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
diff changeset
167 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
168
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
169 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
170 } 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
171 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
172 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
173 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
174
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
175 SqlOptionsCallback callback = null;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
176 switch (target.getLanguage()) {
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
177 case "sql":
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
178 lang = LANG_SQL;
834
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
179 queryTempl[0] = "s"; // pre
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
180 queryTempl[1] = "\n;"; // post
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
181 queryTempl[2] = "\n;\n"; // separator
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
182 commandTempl[0] = "X"; // pre
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
183 commandTempl[1] = ""; // post
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
184 callback = new SqlOptionsCallback();
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
185 break;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
186 case "mal":
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
187 lang = LANG_MAL;
834
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
188 queryTempl[0] = ""; // pre
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
189 queryTempl[1] = ";\n"; // post
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
190 queryTempl[2] = ";\n"; // separator
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
191 commandTempl[0] = ""; // pre
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
192 commandTempl[1] = ""; // post
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
193 break;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
194 default:
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
195 lang = LANG_UNKNOWN;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
196 break;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
197 }
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
198
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
199 try {
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
200
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
201 final java.util.List<String> warnings = server.connect(target, callback);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
diff changeset
202 for (String warning : warnings) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
diff changeset
203 addWarning(warning, "01M02");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
diff changeset
204 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
205
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
206 in = server.getReader();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
207 out = server.getWriter();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
208
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
209 final String error = in.discardRemainder();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
210 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
211 throw new SQLNonTransientConnectionException((error.length() > 6) ? error.substring(6) : error, "08001");
869
676725ad17b5 Remove not needed/used internal method checkValidProperty()
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 867
diff changeset
212 } catch (javax.net.ssl.SSLException e) {
801
88b3e8e89126 TLS seems to work
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 798
diff changeset
213 throw new SQLNonTransientConnectionException("Cannot establish secure connection: " + e.getMessage(), e);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
214 } catch (IOException e) {
801
88b3e8e89126 TLS seems to work
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 798
diff changeset
215 throw new SQLNonTransientConnectionException("Cannot connect: " + e.getMessage(), "08006", e);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
216 } 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
217 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
218 } 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
219 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
220 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
221 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
222 sqle.setNextException(new SQLNonTransientConnectionException(connex[1], "08001"));
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
223 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
224 throw sqle;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
225 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
226
903
778959b2e0a4 Send ClientInfo on startup
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 879
diff changeset
227 // send any clientinfo
778959b2e0a4 Send ClientInfo on startup
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 879
diff changeset
228 if (server.hasClientInfo()) {
778959b2e0a4 Send ClientInfo on startup
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 879
diff changeset
229 sendControlCommand("clientinfo " + server.getClientInfo().format());
778959b2e0a4 Send ClientInfo on startup
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 879
diff changeset
230 }
778959b2e0a4 Send ClientInfo on startup
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 879
diff changeset
231
879
6e8ff2818fa7 Implement the new schema= option of the jdbc URL
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 878
diff changeset
232 // Now take care of any options not handled during the handshake
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
233 curReplySize = defaultFetchSize;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
234 if (lang == LANG_SQL) {
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
235 if (autoCommit != target.isAutocommit()) {
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
236 setAutoCommit(target.isAutocommit());
658
108123ca6889 Add autocommit=true/false option to jdbc url
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 657
diff changeset
237 }
837
5df67d5d7a7b Move timeZoneSet and sizeHeaderEnabled into Callback
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 834
diff changeset
238 if (!callback.sizeHeaderEnabled) {
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
239 sendControlCommand("sizeheader 1");
422
8368cbc670bf Send reply size and time zone during initial handshake
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 416
diff changeset
240 }
837
5df67d5d7a7b Move timeZoneSet and sizeHeaderEnabled into Callback
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 834
diff changeset
241 if (!callback.timeZoneSet) {
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242 setTimezone(60 * target.getTimezone());
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243 }
0
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244 }
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245
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246 // we're absolutely not closed, since we're brand new
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247 closed = false;
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248
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249 if (!target.getSchema().isEmpty()) {
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250 try (Statement stmt = this.createStatement()) {
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251 String escaped = target.getSchema().replaceAll("\"", "\"\"");
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252 stmt.execute("SET SCHEMA \"" + escaped + "\"");
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253 }
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254 }
0
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255 }
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256
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257 //== methods of interface Connection
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258
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259 /**
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260 * Clears all warnings reported for this Connection object. After a
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261 * call to this method, the method getWarnings returns null until a
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262 * new warning is reported for this Connection object.
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263 */
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264 @Override
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265 public void clearWarnings() {
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266 warnings = null;
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267 }
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268
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269 /**
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270 * Releases this Connection object's database and JDBC resources
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271 * immediately instead of waiting for them to be automatically
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272 * released. All Statements created from this Connection will be
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273 * closed when this method is called.
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274 *
0
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275 * Calling the method close on a Connection object that is already
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276 * closed is a no-op.
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277 */
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278 @Override
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279 public void close() {
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280 if (closed)
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281 return;
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282
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283 clearWarnings();
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284 dbmd = null;
0
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285 synchronized (server) {
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286 // Note: An entry in a WeakHashMap will automatically be
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287 // removed when its key is no longer in ordinary use.
0
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288 for (Statement st : statements.keySet()) {
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289 try {
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290 st.close();
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291 } catch (SQLException e) {
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292 // better luck next time!
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293 }
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294 }
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295 // close the socket
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296 server.close();
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297 // report ourselves as closed
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298 closed = true;
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299 }
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300 }
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301
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302 /**
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303 * Makes all changes made since the previous commit/rollback
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304 * permanent and releases any database locks currently held by this
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305 * Connection object. This method should be used only when
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306 * auto-commit mode has been disabled.
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307 *
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308 * @throws SQLException if a database access error occurs or this
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309 * Connection object is in auto-commit mode
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310 * @see #setAutoCommit(boolean)
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311 */
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312 @Override
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313 public void commit() throws SQLException {
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314 // note: can't use sendIndependentCommand here because we need
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315 // to process the auto_commit state the server gives
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83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
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316 sendTransactionCommand("COMMIT");
0
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317 }
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318
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319 /**
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320 * Creates a Statement object for sending SQL statements to the
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321 * database. SQL statements without parameters are normally
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322 * executed using Statement objects. If the same SQL statement is
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323 * executed many times, it may be more efficient to use a
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324 * PreparedStatement object.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
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325 *
0
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326 * Result sets created using the returned Statement object will by
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327 * default be type TYPE_FORWARD_ONLY and have a concurrency level of
292
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328 * CONCUR_READ_ONLY and a holdability of HOLD_CURSORS_OVER_COMMIT.
0
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329 *
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330 * @return a new default Statement object
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331 * @throws SQLException if a database access error occurs
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332 */
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333 @Override
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334 public Statement createStatement() throws SQLException {
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335 return createStatement(MonetResultSet.DEF_RESULTSETTYPE, MonetResultSet.DEF_CONCURRENCY, MonetResultSet.DEF_HOLDABILITY);
0
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336 }
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337
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338 /**
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339 * Creates a Statement object that will generate ResultSet objects
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340 * with the given type and concurrency. This method is the same as
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341 * the createStatement method above, but it allows the default
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342 * result set type and concurrency to be overridden.
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343 *
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344 * @param resultSetType a result set type; one of
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345 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
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346 * or ResultSet.TYPE_SCROLL_SENSITIVE
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347 * @param resultSetConcurrency a concurrency type; one of
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348 * ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
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349 * @return a new Statement object that will generate ResultSet objects with
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350 * the given type and concurrency
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351 * @throws SQLException if a database access error occurs
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352 */
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353 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
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354 public Statement createStatement(final int resultSetType, final int resultSetConcurrency) throws SQLException {
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355 return createStatement(resultSetType, resultSetConcurrency, MonetResultSet.DEF_HOLDABILITY);
0
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356 }
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357
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358 /**
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359 * Creates a Statement object that will generate ResultSet objects
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360 * with the given type, concurrency, and holdability. This method
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361 * is the same as the createStatement method above, but it allows
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362 * the default result set type, concurrency, and holdability to be
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363 * overridden.
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364 *
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365 * @param resultSetType one of the following ResultSet constants:
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366 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
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367 * or ResultSet.TYPE_SCROLL_SENSITIVE
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368 * @param resultSetConcurrency one of the following ResultSet
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369 * constants: ResultSet.CONCUR_READ_ONLY or
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370 * ResultSet.CONCUR_UPDATABLE
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371 * @param resultSetHoldability one of the following ResultSet
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372 * constants: ResultSet.HOLD_CURSORS_OVER_COMMIT or
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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373 * ResultSet.CLOSE_CURSORS_AT_COMMIT
0
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374 *
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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
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375 * @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
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376 * objects with the given type, concurrency, and holdability
0
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377 * @throws SQLException if a database access error occurs or the
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378 * given parameters are not ResultSet constants indicating type,
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379 * concurrency, and holdability
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380 */
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381 @Override
295
003ae6d881db Add "final" keyword to method arguments and local variables where possible.
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382 public Statement createStatement(final int resultSetType, final int resultSetConcurrency, final int resultSetHoldability) throws SQLException {
0
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383 try {
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003ae6d881db Add "final" keyword to method arguments and local variables where possible.
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384 final Statement ret = new MonetStatement(this, resultSetType, resultSetConcurrency, resultSetHoldability);
0
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385 // store it in the map for when we close...
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386 statements.put(ret, null);
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Sjoerd Mullender <sjoerd@acm.org>
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387 return ret;
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388 } catch (IllegalArgumentException e) {
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389 throw new SQLException(e.toString(), "M0M03");
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390 }
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>
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391 // we don't have to catch SQLException because that is declared to be thrown
0
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392 }
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393
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394 /**
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83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
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parents: 47
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395 * Retrieves the current auto-commit mode for this Connection object.
0
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396 *
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83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
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397 * @return the current state of this Connection object's auto-commit mode
0
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398 * @see #setAutoCommit(boolean)
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Sjoerd Mullender <sjoerd@acm.org>
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399 */
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400 @Override
262
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java
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401 public boolean getAutoCommit() {
0
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402 return autoCommit;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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403 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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404
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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405 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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406 * Retrieves this Connection object's current catalog name.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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407 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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408 * @return the current catalog name or null if there is none
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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409 */
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Sjoerd Mullender <sjoerd@acm.org>
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410 @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
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411 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
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412 // MonetDB does NOT support catalog names or qualifiers
0
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413 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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414 }
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
415
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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416 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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417 * Retrieves the current holdability of ResultSet objects created
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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418 * using this Connection object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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419 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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420 * @return the holdability, one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
421 * ResultSet.HOLD_CURSORS_OVER_COMMIT or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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422 * 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
423 * @see #setHoldability(int)
0
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Sjoerd Mullender <sjoerd@acm.org>
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424 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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425 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
426 public int getHoldability() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
427 // TODO: perhaps it is better to have the server implement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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428 // CLOSE_CURSORS_AT_COMMIT
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Sjoerd Mullender <sjoerd@acm.org>
parents:
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429 return ResultSet.HOLD_CURSORS_OVER_COMMIT;
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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432 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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433 * Retrieves a DatabaseMetaData object that contains metadata about
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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434 * the database to which this Connection object represents a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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435 * connection. The metadata includes information about the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
436 * 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
437 * 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
438 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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439 * @throws SQLException if the current language is not SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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440 * @return a DatabaseMetaData object for this Connection object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
441 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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442 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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443 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
444 // for debug: System.out.println("calling getMetaData()");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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445 if (lang != LANG_SQL)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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446 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
447 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
448 // 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
449 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
450 }
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
451 return dbmd;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
452 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
453
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 * Retrieves this Connection object's current transaction isolation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
456 * level.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
457 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
458 * @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
459 * Connection.TRANSACTION_SERIALIZABLE
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
462 public int getTransactionIsolation() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
463 return TRANSACTION_SERIALIZABLE;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
464 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
465
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
466 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
467 * 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
468 * 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
469 * will be empty.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
470 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
471 * @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
472 * object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
473 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
474 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
475 public Map<String,Class<?>> getTypeMap() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
476 return typeMap;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
477 }
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 * 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
481 * 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
482 * 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
483 * 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
484 * retrieved previously.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
485 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
486 * 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
487 * 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
488 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
489 * 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
490 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
491 * @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
492 * @throws SQLException if a database access error occurs or this method is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
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493 * called on a closed connection
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parents:
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494 */
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495 @Override
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Sjoerd Mullender <sjoerd@acm.org>
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496 public SQLWarning getWarnings() throws SQLException {
348
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497 checkNotClosed();
0
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498 // if there are no warnings, this will be null, which fits with the
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499 // specification.
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500 return warnings;
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501 }
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502
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503 /**
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parents:
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504 * Retrieves whether this Connection object has been closed. A
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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505 * connection is closed if the method close has been called on it or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
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506 * if certain fatal errors have occurred. This method is guaranteed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
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507 * to return true only when it is called after the method
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
508 * 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
509 *
0
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Sjoerd Mullender <sjoerd@acm.org>
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510 * This method generally cannot be called to determine whether a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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511 * connection to a database is valid or invalid. A typical client
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Sjoerd Mullender <sjoerd@acm.org>
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512 * can determine that a connection is invalid by catching any
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
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513 * exceptions that might be thrown when an operation is attempted.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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514 *
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515 * @return true if this Connection object is closed; false if it is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
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516 * still open
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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517 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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518 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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519 public boolean isClosed() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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520 return closed;
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521 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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522
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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523 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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524 * Retrieves whether this Connection object is in read-only mode.
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Sjoerd Mullender <sjoerd@acm.org>
parents:
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525 * MonetDB currently doesn't support updateable result sets, but
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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parents:
diff changeset
526 * updates are possible. Hence the Connection object is never in
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
527 * read-only mode.
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Sjoerd Mullender <sjoerd@acm.org>
parents:
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528 *
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
529 * @return true if this Connection object is read-only; false otherwise
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
530 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
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531 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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diff changeset
532 public boolean isReadOnly() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
533 return false;
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Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
534 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
535
184
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
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536 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
537 * 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
538 * 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
539 * 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
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540 *
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
541 * @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
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542 * @return the native form of this statement
184
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Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
543 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
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544 @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
545 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
546 /* 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
547 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
548 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
549
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
550 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
551 * 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
552 * 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
553 * 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
554 *
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
555 * 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
556 * 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
557 * 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
558 * 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
559 *
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
560 * 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
561 * 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
562 * 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
563 *
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
564 * @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
565 * 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
566 * @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
567 * @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
568 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
569 @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
570 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
571 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
572 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
573
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
574 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
575 * 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
576 * 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
577 * 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
578 *
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
579 * @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
580 * 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
581 * @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
582 * @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
583 * @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
584 * 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
585 * @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
586 * 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
587 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
588 @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
589 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
590 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
591 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
592
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
593 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 178
diff changeset
594 * 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
595 * 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
596 *
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
597 * @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
598 * 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
599 * @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
600 * @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
601 * @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
602 * @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
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603 * @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
604 * 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
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605 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
606 @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
607 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
608 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
609 {
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
610 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
611
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
612 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
613 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
614
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
615 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
616 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
617 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
618 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
619 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
620 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
621 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
622 );
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
623 // 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
624 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
625 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
626 } 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
627 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
628 }
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
629 // 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
630 }
0
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
633 * Creates a PreparedStatement object for sending parameterized SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
634 * 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
635 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
636 * 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
637 * 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
638 * 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
639 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
640 * 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
641 * statements that benefit from precompilation. If the driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
642 * supports precompilation, the method prepareStatement will send
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
643 * 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
644 * 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
645 * 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
646 * 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
647 * 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
648 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
649 * Result sets created using the returned PreparedStatement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
650 * 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
651 * level of CONCUR_READ_ONLY.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
652 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
653 * @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
654 * parameter placeholders
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
655 * @return a new default PreparedStatement object containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
656 * pre-compiled SQL statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
657 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
658 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
659 @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
660 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
661 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
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 * Creates a PreparedStatement object that will generate ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
666 * 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
667 * 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
668 * 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
669 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
670 * @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
671 * 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
672 * @param resultSetType a result set type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
673 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
674 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
675 * @param resultSetConcurrency a concurrency type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
676 * ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
677 * @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
678 * 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
679 * type and concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
680 * @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
681 * 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
682 * type and concurrency
0
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 @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
685 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
686 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
687 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
688
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 * Creates a PreparedStatement object that will generate ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
691 * 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
692 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
693 * 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
694 * 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
695 * holdability to be overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
696 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
697 * @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
698 * 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
699 * @param resultSetType one of the following ResultSet constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
700 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
701 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
702 * @param resultSetConcurrency one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
703 * constants: ResultSet.CONCUR_READ_ONLY or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
704 * ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
705 * @param resultSetHoldability one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
706 * 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
707 * ResultSet.CLOSE_CURSORS_AT_COMMIT
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
708 * @return a new PreparedStatement object, containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
709 * 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
710 * with the given type, concurrency, and holdability
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
711 * @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
712 * given parameters are not ResultSet constants indicating type,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
713 * concurrency, and holdability
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
714 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
715 @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
716 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
717 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
718 {
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
719 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
720
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
721 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
722 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
723
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
724 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
725 final PreparedStatement ret = new MonetPreparedStatement(
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
726 this,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
727 resultSetType,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
728 resultSetConcurrency,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
729 resultSetHoldability,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
730 sql
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
731 );
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
732 // 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
733 statements.put(ret, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
734 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
735 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
736 throw new SQLException(e.toString(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
737 }
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
738 // 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
739 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
740
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
741 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
742 * Creates a default PreparedStatement object that has the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
743 * 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
744 * 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
745 * 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
746 * 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
747 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
748 * 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
749 * statements that benefit from precompilation. If the driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
750 * supports precompilation, the method prepareStatement will send
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
751 * 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
752 * 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
753 * 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
754 * 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
755 * 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
756 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
757 * Result sets created using the returned PreparedStatement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
758 * 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
759 * level of CONCUR_READ_ONLY.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
760 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
761 * @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
762 * parameter placeholders
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
763 * @param autoGeneratedKeys a flag indicating whether auto-generated
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
764 * keys should be returned; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
765 * Statement.RETURN_GENERATED_KEYS or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
766 * Statement.NO_GENERATED_KEYS
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
767 * @return a new PreparedStatement object, containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
768 * 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
769 * of returning auto-generated keys
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
770 * @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
771 * given parameter is not a Statement constant indicating
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
772 * whether auto-generated keys should be returned
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
773 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
774 @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
775 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
776 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
777 autoGeneratedKeys != Statement.NO_GENERATED_KEYS)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
778 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
779
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
780 /* 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
781 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
782 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
783
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
784 /**
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
785 * 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
786 * 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
787 * 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
788 * 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
789 *
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
790 * 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
791 * 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
792 *
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
793 * 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
794 * 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
795 * 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
796 * 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
797 *
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
798 * 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
799 * 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
800 *
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
801 * @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
802 * @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
803 * @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
804 * 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
805 * @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
806 * @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
807 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
808 @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
809 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
810 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
811 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
812
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
813 /**
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
814 * 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
815 * 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
816 * 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
817 * 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
818 *
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
819 * 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
820 * 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
821 *
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
822 * 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
823 * 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
824 * 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
825 * 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
826 *
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
827 * 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
828 * 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
829 *
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
830 * @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
831 * @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
832 * @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
833 * 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
834 * @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
835 * @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
836 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
837 @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
838 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
839 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
840 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
841
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
842 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
843 * 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
844 * 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
845 * cause an SQLException to be thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
846 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
847 * @param savepoint the Savepoint object to be removed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
848 * @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
849 * 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
850 * transaction
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 @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
853 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
854 checkNotClosed();
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
855 if (!(savepoint instanceof MonetSavepoint))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
856 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
857
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
858 final MonetSavepoint sp = (MonetSavepoint)savepoint;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
859
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
860 // 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
861 // 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
862 sendTransactionCommand("RELEASE SAVEPOINT " + sp.getName());
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
863 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
864
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
865 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
866 * 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
867 * 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
868 * 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
869 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
870 * @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
871 * Connection object is in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
872 * @see #setAutoCommit(boolean)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
873 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
874 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
875 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
876 checkNotClosed();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
877 // 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
878 // 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
879 sendTransactionCommand("ROLLBACK");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
880 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
881
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
882 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
883 * 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
884 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
885 * 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
886 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
887 * @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
888 * @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
889 * 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
890 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
891 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
892 @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
893 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
894 checkNotClosed();
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
895 if (!(savepoint instanceof MonetSavepoint))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
896 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
897
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
898 final MonetSavepoint sp = (MonetSavepoint)savepoint;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
899
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
900 // 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
901 // 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
902 sendTransactionCommand("ROLLBACK TO SAVEPOINT " + sp.getName());
0
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
905 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
906 * 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
907 * 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
908 * will be executed and committed as individual transactions.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
909 * 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
910 * 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
911 * 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
912 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
913 * 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
914 * 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
915 * 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
916 * 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
917 * 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
918 * 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
919 * 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
920 * 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
921 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
922 * 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
923 * transaction is committed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
924 *
8
a27ee2cb14a0 Replace String methods equals("") and "".equals( with isEmpty()
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 0
diff changeset
925 * @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
926 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
927 * @see #getAutoCommit()
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
928 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
929 @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
930 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
931 checkNotClosed();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
932 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
933 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
934 this.autoCommit = autoCommit;
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
937
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
938 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
939 * 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
940 * 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
941 * 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
942 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
943 @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
944 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
945 // 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
946 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
947
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
948 /**
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
949 * 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
950 * 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
951 * 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
952 *
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
953 * @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
954 * 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
955 * 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
956 * @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
957 * @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
958 * @see #getHoldability()
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
959 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
960 @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
961 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
962 // 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
963 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
964 throw newSQLFeatureNotSupportedException("setHoldability(CLOSE_CURSORS_AT_COMMIT)");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
965 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
966
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
967 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
968 * 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
969 * 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
970 * 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
971 * to true here.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
972 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
973 * @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
974 * @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
975 * method is called during a transaction.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
976 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
977 @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
978 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
979 if (readOnly == true)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
980 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
981 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
982
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
983 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
984 * 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
985 * returns the new Savepoint object that represents it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
986 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
987 * @return the new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
988 * @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
989 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
990 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
991 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
992 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
993 return setSavepoint(null);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
994 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
995
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
996 /**
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
997 * 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
998 * 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
999 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1000 * @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
1001 * @return the new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1002 * @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
1003 * object is currently in auto-commit mode
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 @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
1006 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
1007 checkNotClosed();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1008 // 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
1009 final MonetSavepoint sp;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1010 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
1011 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
1012 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1013 throw new SQLException(e.getMessage(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1014 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1015
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1016 // 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
1017 // 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
1018 sendTransactionCommand("SAVEPOINT " + sp.getName());
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1019 return sp;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1020 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1023 * 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
1024 * 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
1025 * 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
1026 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1027 * @param level one of the following Connection constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1028 * Connection.TRANSACTION_READ_UNCOMMITTED,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1029 * Connection.TRANSACTION_READ_COMMITTED,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1030 * Connection.TRANSACTION_REPEATABLE_READ, or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1031 * Connection.TRANSACTION_SERIALIZABLE.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1032 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1033 @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
1034 public void setTransactionIsolation(final int level) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1035 if (level != TRANSACTION_SERIALIZABLE) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1036 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
1037 "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
1038 "raised to TRANSACTION_SERIALIZABLE", "01M09");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1039 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1040 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1041
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 * 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
1044 * 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
1045 * mapping of SQL structured types and distinct types.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1046 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1047 * @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
1048 * this Connection object's default type map
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1049 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1050 @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
1051 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
1052 typeMap = map;
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1055 /**
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1056 * 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
1057 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1058 * @return a String representing this Object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1059 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1060 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1061 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
1062 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
1063 + (closed ? ") disconnected" : ") connected");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1064 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1065
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1066 //== 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
1067
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1068 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1069 * 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
1070 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1071 * 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
1072 * 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
1073 * 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
1074 * 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
1075 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1076 * 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
1077 * 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
1078 * 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
1079 * 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
1080 * 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
1081 * 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
1082 * 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
1083 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1084 * @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
1085 * 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
1086 * 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
1087 * 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
1088 * 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
1089 * @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
1090 * @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
1091 * 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
1092 * @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
1093 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1094 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1095 @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
1096 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
1097 throw newSQLFeatureNotSupportedException("createArrayOf");
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1098 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1099
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1100 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1101 * 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
1102 * 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
1103 * 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
1104 * 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
1105 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1106 * @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
1107 * @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
1108 * 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
1109 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1110 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1111 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1112 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
1113 return new MonetClob("");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1114 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1115
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1116 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1117 * 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
1118 * 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
1119 * 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
1120 * data to the Blob.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1121 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1122 * @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
1123 * @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
1124 * 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
1125 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1126 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1127 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1128 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
1129 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
1130 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1131
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1132 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1133 * 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
1134 * 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
1135 * 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
1136 * 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
1137 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1138 * @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
1139 * @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
1140 * 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
1141 * @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
1142 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1143 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1144 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1145 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
1146 throw newSQLFeatureNotSupportedException("createNClob");
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1147 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1148
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1149 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1150 * 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
1151 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1152 * @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
1153 * 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
1154 * 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
1155 * 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
1156 * @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
1157 * @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
1158 * 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
1159 * @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
1160 * 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
1161 * @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
1162 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1163 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1164 @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
1165 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
1166 throw newSQLFeatureNotSupportedException("createStruct");
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1167 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1168
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1169 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1170 * 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
1171 * 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
1172 * 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
1173 * 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
1174 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1175 * @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
1176 * @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
1177 * 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
1178 * @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
1179 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1180 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1181 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1182 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
1183 throw newSQLFeatureNotSupportedException("createSQLXML");
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1184 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1185
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1186 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1187 * 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
1188 * 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
1189 * 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
1190 * 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
1191 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1192 * 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
1193 * 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
1194 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1195 * @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
1196 * 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
1197 * 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
1198 * 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
1199 * 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
1200 * @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
1201 * @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
1202 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1203 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1204 @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
1205 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
1206 if (timeout < 0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1207 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
1208 if (closed)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1209 return false;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1210
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1211 // 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
1212 Statement stmt = null;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1213 ResultSet rs = null;
167
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1214 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
1215 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
1216 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1217 stmt = createStatement();
167
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1218 if (stmt != null) {
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1219 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
1220 // 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
1221 stmt.setQueryTimeout(timeout);
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1222 }
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1223 rs = stmt.executeQuery("SELECT 1");
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1224 if (rs != null && rs.next()) {
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1225 isValid = true;
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1226 }
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1227 }
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1228 } 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
1229 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
1230 // 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
1231 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
1232 // 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
1233 // 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
1234 // SQLState = 25005
167
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1235 isValid = true;
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1236 }
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1237 /* 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
1238 } 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
1239 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
1240 /* 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
1241 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
1242 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
1243 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
1244 /* 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
1245 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
1246 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
1247 } 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
1248 /* 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
1249 }
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
1250 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1251 }
167
89e954e7acbb Correct implementation of method Connection.isValid().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 164
diff changeset
1252 return isValid;
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1253 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1254
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1255 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1256 * 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
1257 * 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
1258 * 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
1259 * 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
1260 * 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
1261 * 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
1262 * 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
1263 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1264 * @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
1265 * @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
1266 * @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
1267 * 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
1268 * 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
1269 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1270 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1271 @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
1272 public String getClientInfo(final String name) throws SQLException {
764
052c23fbfab2 Corrected implementation of Connection methods getClientInfo() and setClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 751
diff changeset
1273 // MonetDB doesn't support any Client Info Properties yet
052c23fbfab2 Corrected implementation of Connection methods getClientInfo() and setClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 751
diff changeset
1274 return null;
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1275 }
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 * 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
1279 * 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
1280 * 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
1281 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1282 * @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
1283 * 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
1284 * @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
1285 * 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
1286 * 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
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 Properties getClientInfo() throws SQLException {
764
052c23fbfab2 Corrected implementation of Connection methods getClientInfo() and setClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 751
diff changeset
1291 // MonetDB doesn't support any Client Info Properties yet
052c23fbfab2 Corrected implementation of Connection methods getClientInfo() and setClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 751
diff changeset
1292 return new Properties();
45
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 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1296 * 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
1297 * 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
1298 * 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
1299 * for each property.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1300 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1301 * 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
1302 * 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
1303 * 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
1304 * 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
1305 * 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
1306 * 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
1307 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1308 * 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
1309 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1310 * 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
1311 * 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
1312 * 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
1313 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1314 * 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
1315 * 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
1316 * 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
1317 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1318 * 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
1319 * 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
1320 * 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
1321 * 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
1322 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1323 * @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
1324 * @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
1325 * 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
1326 * @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
1327 * 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
1328 * 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
1329 * @since 1.6
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 @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
1332 public void setClientInfo(final String name, final String value) throws SQLClientInfoException {
764
052c23fbfab2 Corrected implementation of Connection methods getClientInfo() and setClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 751
diff changeset
1333 // MonetDB doesn't support any Client Info Properties yet
052c23fbfab2 Corrected implementation of Connection methods getClientInfo() and setClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 751
diff changeset
1334 addWarning("setClientInfo: client info property name not recognized", "01M07");
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1335 }
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 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1338 * 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
1339 * 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
1340 * 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
1341 * 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
1342 * 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
1343 * 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
1344 * 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
1345 * 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
1346 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1347 * 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
1348 * 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
1349 * 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
1350 * 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
1351 * 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
1352 * 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
1353 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1354 * @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
1355 * @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
1356 * 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
1357 * 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
1358 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1359 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1360 @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
1361 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
1362 if (props != null) {
562dbfb2fee8 Prevent null pointer exception by checking props argument
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 45
diff changeset
1363 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
1364 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
1365 }
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1366 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1367 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1368
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1369 //== Java 1.7 methods (JDBC 4.1)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1370
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1371 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1372 * Sets the given schema name to access.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1373 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1374 * @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
1375 * @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
1376 * 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
1377 * @since 1.7
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1378 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1379 @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
1380 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
1381 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
1382 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
1383 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
1384
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1385 Statement st = null;
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1386 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
1387 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
1388 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
1389 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
1390 // 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
1391 } 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
1392 closeResultsetStatement(null, st);
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1393 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1394 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1395
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1396 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1397 * Retrieves this Connection object's current schema name.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1398 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1399 * @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
1400 * @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
1401 * 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
1402 * @since 1.7
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1403 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1404 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1405 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
1406 checkNotClosed();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1407
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1408 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
1409 Statement st = null;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1410 ResultSet rs = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1411 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
1412 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
1413 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
1414 rs = st.executeQuery("SELECT CURRENT_SCHEMA");
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1415 if (rs != null && rs.next()) {
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1416 cur_schema = rs.getString(1);
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1417 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1418 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1419 // 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
1420 } 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
1421 closeResultsetStatement(rs, st);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1422 }
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
1423 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
1424 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
1425 return cur_schema;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1426 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1427
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1428 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1429 * Terminates an open connection. Calling abort results in:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1430 * * The connection marked as closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1431 * * Closes any physical connection to the database
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1432 * * Releases resources used by the connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1433 * * 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
1434 * 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
1435 * SQLException.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1436 * 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
1437 * 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
1438 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1439 * @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
1440 * abort
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1441 * @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
1442 * executor is null
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1443 * @throws SecurityException if a security manager exists and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1444 * 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
1445 * @since 1.7
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1446 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1447 @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
1448 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
1449 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1450 return;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1451 if (executor == null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1452 throw new SQLException("executor is null", "M1M05");
771
c85c2d90d31f Improve the implementation of abort() by using the provided Executor object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 764
diff changeset
1453
c85c2d90d31f Improve the implementation of abort() by using the provided Executor object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 764
diff changeset
1454 executor.execute(new Runnable() {
c85c2d90d31f Improve the implementation of abort() by using the provided Executor object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 764
diff changeset
1455 @Override
c85c2d90d31f Improve the implementation of abort() by using the provided Executor object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 764
diff changeset
1456 public void run() {
c85c2d90d31f Improve the implementation of abort() by using the provided Executor object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 764
diff changeset
1457 // this is really the simplest thing to do, it destroys
c85c2d90d31f Improve the implementation of abort() by using the provided Executor object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 764
diff changeset
1458 // everything (in particular the server connection)
c85c2d90d31f Improve the implementation of abort() by using the provided Executor object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 764
diff changeset
1459 close();
c85c2d90d31f Improve the implementation of abort() by using the provided Executor object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 764
diff changeset
1460 }
c85c2d90d31f Improve the implementation of abort() by using the provided Executor object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 764
diff changeset
1461 });
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1462 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1463
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1464 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1465 * 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
1466 * 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
1467 * 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
1468 * 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
1469 * 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
1470 * 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
1471 * 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
1472 * SQLException.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1473 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1474 * @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
1475 * setNetworkTimeout
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1476 * @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
1477 * database operation to complete
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1478 * @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
1479 * 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
1480 * 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
1481 * @since 1.7
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1482 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1483 @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
1484 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
1485 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
1486 // 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
1487 // 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
1488 // throw new SQLException("executor is null", "M1M05");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1489 if (millis < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1490 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
1491
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1492 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1493 server.setSoTimeout(millis);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1494 } 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
1495 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1496 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1497 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1498
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1499 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1500 * 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
1501 * 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
1502 * SQLException is thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1503 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1504 * @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
1505 * there is no limit
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1506 * @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
1507 * 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
1508 * @since 1.7
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1509 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1510 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1511 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
1512 checkNotClosed();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1513 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1514 return server.getSoTimeout();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1515 } 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
1516 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1517 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1518 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1519
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1520 //== 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
1521
562
c640075da7c9 only comment improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 559
diff changeset
1522
857
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1523 //== internal helper methods which do NOT belong to the JDBC interface
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1524
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1525 /**
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1526 * Construct a Properties object holding all connection parameters such
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1527 * as host, port, TLS configuration, autocommit, etc.
867
5a59910e8f87 Resolve some javadoc errors and warnings
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 857
diff changeset
1528 * Passing this to {@link java.sql.DriverManager#getConnection(String,java.util.Properties)}
5a59910e8f87 Resolve some javadoc errors and warnings
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 857
diff changeset
1529 * together with the URL "jdbc:monetdb:" will create a new connection identical to
857
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1530 * the current one.
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1531 *
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1532 * @return a Properties object
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1533 */
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1534 public Properties getConnectionProperties() {
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1535 return target.getProperties();
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1536 }
8dc5047e9d04 Move non JDBC API method to the end where the other add methods are placed.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 852
diff changeset
1537
562
c640075da7c9 only comment improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 559
diff changeset
1538
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
1539 /** 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
1540 private UploadHandler uploadHandler;
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
1541 /** 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
1542 private DownloadHandler downloadHandler;
fa2493d924c8 Small updates
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 562
diff changeset
1543
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1544 /**
563
fa2493d924c8 Small updates
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 562
diff changeset
1545 * 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
1546 *
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1547 * @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
1548 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
1549 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
1550 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
1551 }
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1552
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1553 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1554 * Get the currently registerered {@link UploadHandler}, or null
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1555 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1556 * @return the currently registerered 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
1557 */
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
1558 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
1559 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
1560 }
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
1561
539
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1562 /**
563
fa2493d924c8 Small updates
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 562
diff changeset
1563 * 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
1564 *
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1565 * @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
1566 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
1567 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
1568 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
1569 }
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1570
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1571 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1572 * Get the currently registerered {@link DownloadHandler} handler, or null
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1573 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1574 * @return the currently registerered 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
1575 */
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
1576 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
1577 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
1578 }
5d524783f7b0 Move {get/set}{Down/Up}loadHander further down the file
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 535
diff changeset
1579
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1580 /**
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1581 * Local helper method to set the time zone for this connection
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1582 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1583 * @param offsetSeconds Time Zone offset in seconds, can be negative or zero
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1584 * @throws SQLException if an IO exception or a database error occurs
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1585 */
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1586 private void setTimezone(int offsetSeconds) throws SQLException {
671
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1587 final StringBuilder tz = new StringBuilder(64);
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1588 tz.append("SET TIME ZONE INTERVAL '");
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1589 int offsetMinutes = offsetSeconds / 60;
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1590 if (offsetMinutes < 0) {
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1591 tz.append('-');
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1592 offsetMinutes = -offsetMinutes; // make it positive
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1593 } else {
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1594 tz.append('+');
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1595 }
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1596 int offsetHours = offsetMinutes / 60;
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1597 if (offsetHours < 10)
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1598 tz.append('0');
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1599 tz.append(offsetHours).append(':');
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1600 offsetMinutes -= offsetHours * 60;
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1601 if (offsetMinutes < 10)
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1602 tz.append('0');
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1603 tz.append(offsetMinutes).append("' HOUR TO MINUTE");
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1604 sendIndependentCommand(tz.toString());
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1605 }
fade6c6960cc Refactor Handshake options
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 666
diff changeset
1606
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
1607 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1608 * Local helper method to check whether the Connection object is closed
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1609 * and throw an SQLExecption if it is closed.
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1610 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1611 * @throws SQLException if this connection is closed
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
1612 */
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
1613 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
1614 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
1615 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
1616 }
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
1617
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
1618 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1619 * Utility method to call sys.setquerytimeout(int); procedure on the connected server
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1620 * or sys.settimeout(int); procedure on older servers which do not support the new procedure.
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
1621 * It is called from: MonetConnection.isValid() and MonetStatement.internalExecute()
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1622 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1623 * @param seconds the time out time in seconds
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1624 * @throws SQLException if an IO exception or a database error occurs
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
1625 */
650
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1626 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
1627 if (seconds < 0)
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1628 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
1629
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
1630 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
1631 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
1632 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
1633 final String callstmt;
751
1566dbfaa13b Correct setQueryTimeout(secs) implementation. It was changed to match the web documentation (see https://dev.monetdb.org/hg/monetdb-java/rev/849f99124e32 ) but it appears the web documentation was wrong. So revert the changes made.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 736
diff changeset
1634
1566dbfaa13b Correct setQueryTimeout(secs) implementation. It was changed to match the web documentation (see https://dev.monetdb.org/hg/monetdb-java/rev/849f99124e32 ) but it appears the web documentation was wrong. So revert the changes made.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 736
diff changeset
1635 // as of release Jun2020 (11.37.7) the function sys.settimeout(secs bigint)
1566dbfaa13b Correct setQueryTimeout(secs) implementation. It was changed to match the web documentation (see https://dev.monetdb.org/hg/monetdb-java/rev/849f99124e32 ) but it appears the web documentation was wrong. So revert the changes made.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 736
diff changeset
1636 // is deprecated and replaced by new sys.setquerytimeout(secs 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
1637 if ((getDatabaseMajorVersion() == 11) && (getDatabaseMinorVersion() < 37))
751
1566dbfaa13b Correct setQueryTimeout(secs) implementation. It was changed to match the web documentation (see https://dev.monetdb.org/hg/monetdb-java/rev/849f99124e32 ) but it appears the web documentation was wrong. So revert the changes made.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 736
diff changeset
1638 callstmt = "CALL sys.\"settimeout\"(" + seconds + ")";
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
1639 else
751
1566dbfaa13b Correct setQueryTimeout(secs) implementation. It was changed to match the web documentation (see https://dev.monetdb.org/hg/monetdb-java/rev/849f99124e32 ) but it appears the web documentation was wrong. So revert the changes made.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 736
diff changeset
1640 callstmt = "CALL sys.\"setquerytimeout\"(" + 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
1641 // 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
1642 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
1643 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
1644 // 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
1645
650
849f99124e32 Correcting implementation of Statement.setQueryTimeout(int seconds).
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 626
diff changeset
1646 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
1647 }
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
1648 /* 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
1649 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
1650 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
1651 }
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
1652 }
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
1653
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
1654 /**
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
1655 * 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
1656 * 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
1657 * It is called from: MonetResultSet and MonetPreparedStatement
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1658 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1659 * @return whether the JDBC BLOB type should be mapped to VARBINARY type.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1660 */
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
1661 boolean mapBlobAsVarBinary() {
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
1662 return target.isTreatBlobAsBinary();
0
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
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
1665 /**
8700d9ef2ace Added possibility via a connection property to let the JDBC driver
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 167
diff changeset
1666 * 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
1667 * 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
1668 * It is called from: MonetResultSet and MonetPreparedStatement
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1669 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1670 * @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
1671 */
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
1672 boolean mapClobAsVarChar() {
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
1673 return target.isTreatClobAsVarchar();
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
1674 }
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
1675
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
1676 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1677 * It is called from: getURL()in MonetDatabaseMetaData
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1678 *
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
1679 * @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
1680 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1681 String getJDBCURL() {
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
1682 return target.buildUrl();
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
1683 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1684
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1685 // Internal caches for 4 static mserver5 environment values
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
1686 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
1687 private String env_monet_version;
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1688 private String env_raw_strings; // Note: this is only supported from Jun2020 (11.37) servers
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
1689 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
1690
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1691 /**
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1692 * Utility method to fetch 4 mserver5 environment values combined in one query for efficiency.
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1693 * We fetch the env values of: current_user, monet_version, max_clients and raw_strings.
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
1694 * We cache them such that we do not need to query the server again and again.
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1695 * Note: raw_strings is available in sys.env() result set since release Jun2020 (11.37)
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1696 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1697 * @throws SQLException if execution of query failed
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
1698 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1699 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
1700 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
1701 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
1702 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
1703 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
1704 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
1705 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
1706 "SELECT \"name\", \"value\" FROM \"sys\".\"env\"()" +
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1707 " WHERE \"name\" IN ('monet_version', 'max_clients', 'raw_strings')" +
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
1708 " 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
1709 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
1710 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
1711 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
1712 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
1713 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
1714 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
1715 } 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
1716 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
1717 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
1718 } else
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1719 if ("raw_strings".equals(prop)) {
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1720 env_raw_strings = value;
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1721 } 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
1722 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
1723 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
1724 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
1725 } 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
1726 /* 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
1727 }
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
1728 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
1729 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
1730 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1731 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1732 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1733 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1734 /* 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
1735 } 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
1736 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
1737 }
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1738 // for debug: System.out.println("Read: env_current_user: " + env_current_user + " env_monet_version: " + env_monet_version + " env_max_clients: " + maxConnections + " env_raw_strings: " + env_raw_strings);
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
1739 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1740
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1741 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1742 * Get user login name from the server.
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
1743 * It is called from: MonetDatabaseMetaData
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1744 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1745 * @return the current User Name for this comnection
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1746 * @throws SQLException if fetching user name failed
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
1747 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1748 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
1749 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
1750 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
1751 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
1752 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1753
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1754 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1755 * Get the maximum number of allowed connections from the server.
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 * It is called from: MonetDatabaseMetaData
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1757 * A result of zero means that there is no limit or the limit is not known
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1758 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1759 * @return the maximum number of active connections possible at one time
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1760 * @throws SQLException if fetching maximum connections failed
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
1761 */
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 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
1763 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
1764 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
1765 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
1766 }
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
716
aeb268156580 Updated Copyright year.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 709
diff changeset
1768 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1769 * Get whether the server is started with raw_strings turned on.
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1770 * By default this is false (so C-style strings processing is used).
707
7752e15b6a23 Correcting a typo in comment
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 705
diff changeset
1771 * When a server is started with option: --set raw_strings=true
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1772 * then this will return true, else false.
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1773 * This startup option is supported only by servers since Jun2020 (11.37) onwards.
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1774 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1775 * @return whether the server is started with raw_strings processing enabled.
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1776 * @throws SQLException if fetching raw_strings setting failed
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1777 */
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1778 boolean inRawStringsMode() throws SQLException {
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1779 if (env_raw_strings == null) {
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1780 getEnvValues();
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1781 if (env_raw_strings == null) {
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1782 /* older servers (pre Jun2020 (11.37)) do not
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1783 * return this in the sys.env() view and did
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1784 * not yet support raw_strings.
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1785 * So set it to: false. */
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1786 env_raw_strings = "false";
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1787 }
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1788 }
722
9a243dce3b15 Small improvements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 716
diff changeset
1789 return "true".equals(env_raw_strings);
703
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1790 }
1c9d4c2a6947 Add method boolean inRawStringsMode() to check if iconnected server is running in raw_strings mode.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 702
diff changeset
1791
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
1792 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1793 * Get the product version of the connected MonetDB Database Server.
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1794 * It is called from: MonetDatabaseMetaData
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1795 *
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
1796 * @return the MonetDB Database Server version string.
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1797 * @throws SQLException if fetching MonetDB server version string failed
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
1798 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1799 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
1800 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
1801 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
1802 // 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
1803 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
1804 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
1805 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
1806 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1807
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
1808 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
1809 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1810 * Get the major product version of the connected MonetDB Database Server.
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
1811 * 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
1812 * It is called from: MonetDatabaseMetaData and MonetConnection
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1813 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1814 * @return the MonetDB Database Server major version number.
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1815 * @throws SQLException if fetching MonetDB server version string failed
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
1816 */
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 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
1818 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
1819 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
1820 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
1821 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
1822 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
1823 // 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
1824 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
1825 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
1826 } 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
1827 // 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
1828 }
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
1829 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1830 }
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
1831 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
1832 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1833
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
1834 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
1835 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1836 * Get the minor product version of the connected MonetDB Database Server.
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
1837 * 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
1838 * It is called from: MonetDatabaseMetaData and MonetConnection
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1839 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1840 * @return the MonetDB Database Server minor version number.
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1841 * @throws SQLException if fetching MonetDB server version string failed
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
1842 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1843 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
1844 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
1845 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
1846 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
1847 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
1848 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
1849 // 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
1850 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
1851 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
1852 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
1853 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
1854 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
1855 }
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
1856 } 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
1857 // 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
1858 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1859 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1860 }
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
1861 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
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
736
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1864 /**
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1865 * Get whether the MonetDB SQL parser supports ODBC/JDBC escape sequence syntax.
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1866 * See also: https://docs.oracle.com/javadb/10.6.2.1/ref/rrefjdbc1020262.html
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1867 * It does when the server version is 11.46 or higher.
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1868 * This method is called from: MonetDatabaseMetaData and MonetCallableStatement.
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1869 *
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1870 * @return true when the server supports ODBC/JDBC escape sequence syntax else false.
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1871 */
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1872 boolean supportsEscapeSequenceSyntax() {
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1873 try {
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1874 if ((getDatabaseMajorVersion() == 11) && (getDatabaseMinorVersion() <= 45))
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1875 // older servers do not support it
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1876 return false;
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1877 } catch (SQLException e) {
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1878 return false;
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1879 }
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1880 return true;
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1881 }
f317b37bad30 In MonetCallableStatement constructor skip calling removeEscapes() when the connected server supports ODBC/JDBC escape sequence syntax.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 722
diff changeset
1882
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
1883
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 // 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
1885 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
1886 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
1887 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1888 * 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
1889 * 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
1890 * 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
1891 * This method is used by methods from MonetDatabaseMetaData.
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1892 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1893 * @return whether the system table sys.privilege_codes exist in the connected server.
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
1894 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 324
diff changeset
1895 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
1896 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
1897 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
1898 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
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 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
1901 }
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
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 // 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
1904 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
1905 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
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 * 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
1908 * 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
1909 * 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
1910 * This method is used by methods from MonetDatabaseMetaData.
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1911 *
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
1912 * @return whether the system table sys.comments exist in the connected server.
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
1913 */
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
1914 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
1915 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
1916 querySysTable();
219
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
1917 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
1918 }
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
1919 return hasCommentsTable;
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
1920 }
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
1921
219
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
1922
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
1923 /**
708
5022a57f9d97 Resolve javadoc errors.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 707
diff changeset
1924 * Internal utility method to query the server to find out if it has a specific system tables.
219
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 215
diff changeset
1925 */
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
1926 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
1927 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
1928 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
1929 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
1930 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
1931 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
1932 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
1933 + " 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
1934 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
1935 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
1936 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
1937 // 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
1938 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
1939 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
1940 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
1941 } 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
1942 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
1943 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
1944 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
1945 }
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
1946 }
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
1947 }
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
1948 }
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
1949 } 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
1950 /* 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
1951 } 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
1952 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
1953 }
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
1954 }
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
1955
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
1956 /**
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
1957 * 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
1958 * 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
1959 * (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
1960 *
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
1961 * @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
1962 * @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
1963 */
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
1964 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
1965 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
1966 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
1967 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
1968 } 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
1969 }
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
1970 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
1971 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
1972 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
1973 } 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
1974 }
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
1975 }
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
1976
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
1977 /**
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
1978 * 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
1979 * 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
1980 * 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
1981 *
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
1982 * @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
1983 * @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
1984 */
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
1985 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
1986 // 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
1987 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
1988 // 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
1989 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
1990 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
1991 } 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
1992 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
1993 }
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
1994 }
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
1995
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
1996 /**
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
1997 * 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
1998 * 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
1999 * 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
2000 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2001 * @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
2002 * @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
2003 */
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2004 private void sendIndependentCommand(String command) throws SQLException {
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2005 sendCommand(command, true);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2006 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2007
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2008 /**
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2009 * 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
2010 * 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
2011 * 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
2012 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2013 * @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
2014 * @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
2015 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2016 void sendControlCommand(String command) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2017 // send X command
278
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2018 sendCommand(command, false);
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2019 }
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2020
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2021 /**
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2022 * 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
2023 * 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
2024 * 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
2025 *
1d6062d94377 Reduce duplicate code.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 271
diff changeset
2026 * @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
2027 * @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
2028 * @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
2029 */
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
2030 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
2031 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2032 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
2033 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
2034 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
2035 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
2036 out.writeLine(commandTempl[0] + command + commandTempl[1]);
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
2037 final String error = in.discardRemainder();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2038 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
2039 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
2040 } catch (SocketTimeoutException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2041 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
2042 throw new SQLNonTransientConnectionException("connection timed out", "08M33");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2043 } 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
2044 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2045 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2046 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2047 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2048
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2049 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
2050 * Adds a warning to the pile of warnings this Connection object has.
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
2051 * If there were no warnings (or clearWarnings was called) this
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
2052 * warning will be the first, otherwise this warning will get
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2053 * appended to the current warning.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2054 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2055 * @param reason the warning message
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
2056 * @param sqlstate the SQLState code (5 characters)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2057 */
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
2058 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
2059 final SQLWarning warng = new SQLWarning(reason, sqlstate);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2060 if (warnings == null) {
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
2061 warnings = warng;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2062 } else {
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
2063 warnings.setNextWarning(warng);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2064 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2065 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2066
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2067 /** 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
2068 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
2069
de2ef68b672f Allow to set fetchsize from the connection url
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 422
diff changeset
2070 /** 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
2071 private int defaultFetchSize = DEF_FETCHSIZE;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2072 /** The sequence counter */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2073 private static int seqCounter = 0;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2074
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2075 /**
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
2076 * 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
2077 *
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
2078 * @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
2079 */
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
2080 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
2081 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
2082 }
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
2083
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
2084 /**
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2085 * 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
2086 * 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
2087 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2088 // {{{ interface Response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2089 interface Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2090 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2091 * 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
2092 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2093 * @param line the header line as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2094 * @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
2095 * @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
2096 * or additional lines are not allowed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2097 */
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
2098 String addLine(String line, LineType linetype);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2099
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2100 /**
288
f412032e3b43 Correcting typo
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 286
diff changeset
2101 * 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
2102 * to it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2103 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2104 * @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
2105 */
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
2106 boolean wantsMore();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2107
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2108 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2109 * 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
2110 * Response implementation.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2111 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2112 * @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
2113 * consistent or sufficient.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2114 */
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
2115 /* MvD: disabled not used/needed code
562
c640075da7c9 only comment improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 559
diff changeset
2116 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
2117 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2118
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 * 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
2121 * necessary clean up procedures.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2122 */
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
2123 void close();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2124 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2125 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2126
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2127 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2128 * 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
2129 * 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
2130 * Response look like:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2131 * <pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2132 * &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
2133 * % 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
2134 * % 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
2135 * % 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
2136 * % 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
2137 * % 60 0, 32 0 # typesizes
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2138 * </pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2139 * there the first line consists out of<br />
708
5022a57f9d97 Resolve javadoc errors.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 707
diff changeset
2140 * <samp>&amp;"qt" "id" "tc" "cc" "rc"</samp>.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2141 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2142 // {{{ 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
2143 final class ResultSetResponse implements Response {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2144 /** The number of columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2145 public final int columncount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2146 /** 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
2147 public final long tuplecount;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2148 /** The numbers of rows to retrieve per DataBlockResponse */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2149 private int cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2150 /** The table ID of this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2151 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
2152
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2153 /** arrays for the resultset columns metadata */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2154 /** The names of the columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2155 private String[] name;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2156 /** The types of the columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2157 private String[] type;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2158 /** 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
2159 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
2160 /** 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
2161 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
2162 /** 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
2163 private int[] colScales;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2164 /** The table for each column in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2165 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
2166 /** 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
2167 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
2168
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2169 /** The query sequence number */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2170 private final int seqnr;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2171 /** 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
2172 private DataBlockResponse[] resultBlocks;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2173
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2174 /** Whether this Response is closed */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2175 private boolean closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2176
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2177 /** 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
2178 private final MonetConnection.ResponseList parent;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2179 /** 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
2180 private final boolean cacheSizeSetExplicitly;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2181 /** 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
2182 * if we close this Response */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2183 private boolean destroyOnClose;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2184 /** 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
2185 private int blockOffset;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2186
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2187 /** 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
2188 private final HeaderLineParser hlp;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2189
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
2190 /** 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
2191 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
2192 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
2193 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
2194 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
2195 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
2196 private static final int TYPESIZES = 4;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2197
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2198 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2199 * Sole constructor, which requires a MonetConnection parent to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2200 * be given.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2201 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2202 * @param id the ID of the result set
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2203 * @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
2204 * @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
2205 * @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
2206 * @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
2207 * supply new result blocks when necessary
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2208 * @param seq the query sequence number
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2209 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2210 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
2211 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
2212 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
2213 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
2214 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
2215 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
2216 final int seq)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2217 {
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2218 isSet = new boolean[5];
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2219 this.parent = parent;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2220 if (parent.cachesize == 0) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2221 /* 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
2222 * 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
2223 * 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
2224 * 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
2225 cacheSize = defaultFetchSize;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2226 cacheSizeSetExplicitly = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2227 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2228 cacheSize = parent.cachesize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2229 cacheSizeSetExplicitly = true;
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 /* 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
2232 * 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
2233 * 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
2234 * 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
2235 * 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
2236 * (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
2237 * 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
2238 * because it's a pseudo SQL result.) */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2239 if (rowcount > cacheSize)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2240 cacheSize = rowcount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2241 seqnr = seq;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2242 closed = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2243 destroyOnClose = id > 0 && tuplecount > rowcount;
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 this.id = id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2246 this.tuplecount = tuplecount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2247 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
2248 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
2249
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2250 hlp = new HeaderLineParser(columncount);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2251
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
2252 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
2253 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2254
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2255 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2256 * 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
2257 * 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
2258 * DataBlockResponse.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2259 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2260 * @param tmpLine the string that contains the header
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2261 * @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
2262 * is unknown
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2263 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2264 @Override
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
2265 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
2266 // 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
2267 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
2268 (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
2269 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
2270 // 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
2271 isSet[TYPESIZES] = true;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2272 return resultBlocks[0].addLine(tmpLine, linetype);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2273 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2274
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2275 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
2276 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
2277 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
2278 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
2279 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2280
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2281 // 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
2282 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2283 switch (hlp.parse(tmpLine)) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2284 case HeaderLineParser.NAME:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2285 name = hlp.values.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2286 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
2287 break;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2288 case HeaderLineParser.LENGTH:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2289 columnLengths = hlp.intValues.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2290 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
2291 break;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2292 case HeaderLineParser.TYPE:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2293 type = hlp.values.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2294 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
2295 break;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2296 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
2297 {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2298 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
2299 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
2300 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
2301 // 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
2302 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
2303 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
2304 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
2305 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
2306 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
2307 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
2308 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
2309 } 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
2310 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
2311 }
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
2312 } 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
2313 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
2314 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
2315 }
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
2316 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2317 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
2318 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
2319 }
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2320 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
2321 {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2322 // 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
2323 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
2324 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
2325 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
2326 // 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
2327 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
2328 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
2329 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
2330 try {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2331 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
2332 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
2333 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
2334 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
2335 } else {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2336 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
2337 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
2338 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2339 } 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
2340 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
2341 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2342 } else {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2343 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
2344 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
2345 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2346 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2347 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
2348 break;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2349 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2350 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2351 } catch (MCLParseException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2352 return e.getMessage();
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2355 // all is well
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2356 return null;
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 * Returns whether this ResultSetResponse needs more lines.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2361 * 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
2362 * first DataBlockResponse reports to want more.
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2365 public boolean wantsMore() {
701
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
2366 return resultBlocks[0].wantsMore();
0
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2369 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2370 * 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
2371 * ',\t' separators.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2372 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2373 * @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
2374 * @param start where the relevant data starts
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2375 * @param stop where the relevant data stops
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2376 * @return an array of Strings
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2377 */
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
2378 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
2379 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
2380 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
2381
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2382 for (int i = start; i < stop; i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2383 if (chrLine[i] == '\t' && chrLine[i - 1] == ',') {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2384 values[elem++] =
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2385 new String(chrLine, start, i - 1 - start);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2386 start = i + 1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2387 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2388 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2389 // at the left over part
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2390 values[elem++] = new String(chrLine, start, stop - start);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2391
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2392 return values;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2393 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2394
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2395 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2396 * Adds the given DataBlockResponse to this ResultSetResponse at
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2397 * the given block position.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2398 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2399 * @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
2400 * @param rr the DataBlockResponse to add
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2401 */
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
2402 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
2403 final int block = (offset - blockOffset) / cacheSize;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2404 resultBlocks[block] = rr;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2405 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2406
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2407 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2408 * 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
2409 * 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
2410 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2411 * @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
2412 * sufficient to be consistant
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2413 */
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
2414 /* MvD: disabled not used/needed code
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2415 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2416 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
2417 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
2418 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
2419 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
2420 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
2421 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
2422 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
2423 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
2424 throw new SQLException(err.toString(), "M0M10");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2425 }
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
2426 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2427
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2428 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2429 * Returns the names of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2430 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2431 * @return the names of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2432 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2433 String[] getNames() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2434 return name;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2435 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2436
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2437 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2438 * Returns the types of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2439 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2440 * @return the types of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2441 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2442 String[] getTypes() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2443 return type;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2444 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2445
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2446 /**
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2447 * Returns the table names of the columns
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2448 *
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2449 * @return the table names of the columns
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2450 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2451 String[] getTableNames() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2452 return tableNames;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2453 }
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 /**
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2456 * 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
2457 *
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2458 * @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
2459 */
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
2460 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
2461 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
2462 }
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
2463
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
2464 /**
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2465 * Returns the display lengths of the columns
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2466 *
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2467 * @return the display lengths of the columns
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2468 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2469 int[] getColumnLengths() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2470 return columnLengths;
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 /**
665
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2474 * 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
2475 *
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2476 * @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
2477 */
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2478 int[] getColumnPrecisions() {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2479 return colPrecisions;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2480 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2481
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2482 /**
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2483 * 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
2484 *
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2485 * @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
2486 */
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2487 int[] getColumnScales() {
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2488 return colScales;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2489 }
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2490
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2491 /**
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2492 * Returns the cache size used within this Response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2493 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2494 * @return the cache size
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 int getCacheSize() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2497 return cacheSize;
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2501 * Returns the current block offset
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 * @return the current block offset
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2504 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2505 int getBlockOffset() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2506 return blockOffset;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2507 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2508
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 * Returns the ResultSet type, FORWARD_ONLY or not.
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 * @return the ResultSet type
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2513 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2514 int getRSType() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2515 return parent.rstype;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2516 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2517
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2518 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2519 * Returns the concurrency of the ResultSet.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2520 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2521 * @return the ResultSet concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2522 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2523 int getRSConcur() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2524 return parent.rsconcur;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2525 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2526
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2527 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2528 * 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
2529 * 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
2530 * 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
2531 * line is fetched it is returned.
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 * @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
2534 * @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
2535 * 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
2536 * @throws SQLException if an database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2537 */
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
2538 String getLine(final int row) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2539 if (row >= tuplecount || row < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2540 return null;
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 int block = (row - blockOffset) / cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2543 int blockLine = (row - blockOffset) % cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2544
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2545 // 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
2546 DataBlockResponse rawr = resultBlocks[block];
b8c007e86694 Improve readability
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
2547 if (rawr == null) {
b8c007e86694 Improve readability
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 200
diff changeset
2548 // load block
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2549 /// 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
2550 /// in memory when dealing with random access to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2551 /// reduce memory blow-up
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2552
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2553 // 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
2554 // block loaded
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2555 if (parent.rstype == ResultSet.TYPE_FORWARD_ONLY) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2556 for (int i = 0; i < block; i++)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2557 resultBlocks[i] = null;
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 if (MonetConnection.seqCounter - 1 == seqnr &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2560 !cacheSizeSetExplicitly &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2561 tuplecount - row > cacheSize &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2562 cacheSize < MonetConnection.DEF_FETCHSIZE * 10)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2563 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2564 // there has no query been issued after this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2565 // one, so we can consider this an uninterrupted
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2566 // continuation request. Let's once increase
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2567 // the cacheSize as it was not explicitly set,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2568 // 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
2569 // bother anyone else by doing so, and just
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2570 // gaining some performance.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2571
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2572 // store the previous position in the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2573 // blockOffset variable
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2574 blockOffset += cacheSize;
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 // increase the cache size (a lot)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2577 cacheSize *= 10;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2578
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2579 // by changing the cacheSize, we also
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2580 // change the block measures. Luckily
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2581 // we don't care about previous blocks
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2582 // because we have a forward running
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2583 // pointer only. However, we do have
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2584 // to recalculate the block number, to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2585 // ensure the next call to find this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2586 // new block.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2587 block = (row - blockOffset) / cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2588 blockLine = (row - blockOffset) % cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2589 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2590 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2591
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2592 // 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
2593 parent.executeQuery(commandTempl,
4320e6891536 Replace AssertionError() with SQLException().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 90
diff changeset
2594 "export " + id + " " + ((block * cacheSize) + blockOffset) + " " + cacheSize);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2595 rawr = resultBlocks[block];
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2596 if (rawr == null)
136
4320e6891536 Replace AssertionError() with SQLException().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 90
diff changeset
2597 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
2598 }
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 return rawr.getRow(blockLine);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2601 }
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 * 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
2605 * 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
2606 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2607 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2608 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
2609 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
2610 return;
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2611
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2612 // 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
2613 // 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
2614 // was larger than the reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2615 try {
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2616 if (destroyOnClose)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2617 sendControlCommand("close " + id);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2618 } catch (SQLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2619 // probably a connection error...
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 // close the data block associated with us
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2623 for (int i = 1; i < resultBlocks.length; i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2624 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
2625 if (r != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2626 r.close();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2627 }
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
2628 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
2629 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
2630 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
2631 colPrecisions = null;
8f7d51c478df Improved implementation of methods ResultSetMetaData.getPrecision() and ResultSetMetaData.getScale().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 660
diff changeset
2632 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
2633 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
2634 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
2635 resultBlocks = null;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2636 closed = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2637 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2638
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2639 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2640 * Returns whether this Response is closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2641 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2642 * @return whether this Response is closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2643 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2644 boolean isClosed() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2645 return closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2646 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2647 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2648 // }}}
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
2649
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2650 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2651 * The DataBlockResponse is tabular data belonging to a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2652 * ResultSetResponse. Tabular data from the server typically looks
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2653 * like:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2654 * <pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2655 * [ "value", 56 ]
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2656 * </pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2657 * 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
2658 * by brackets ("[" and "]"). A DataBlockResponse object holds the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2659 * 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
2660 * easy retrieval.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2661 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2662 * 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
2663 * 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
2664 * 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
2665 * 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
2666 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2667 // {{{ 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
2668 private final static class DataBlockResponse implements Response {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2669 /** The String array to keep the data in */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2670 private final String[] data;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2671
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2672 /** 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
2673 private int pos;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2674 /** 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
2675 private final boolean forwardOnly;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2676
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2677 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2678 * Constructs a DataBlockResponse object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2679 * @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
2680 * @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
2681 */
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
2682 DataBlockResponse(final int size, final boolean forward) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2683 pos = -1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2684 data = new String[size];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2685 forwardOnly = forward;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2686 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2687
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2688 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2689 * addLine adds a String of data to this object's data array.
702
b4e968e5bd74 Some improvements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 701
diff changeset
2690 * Note that an ArrayIndexOutOfBoundsException can be thrown when an
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2691 * 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
2692 * specified.
45
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 25
diff changeset
2693 *
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2694 * @param line the header line as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2695 * @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
2696 * @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
2697 * or additional lines are not allowed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2698 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2699 @Override
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
2700 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
2701 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
2702 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
2703 // add to the backing array
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2704 data[++pos] = line;
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 // all is well
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2707 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2708 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2709
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2710 /**
288
f412032e3b43 Correcting typo
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 286
diff changeset
2711 * 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
2712 * to it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2713 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2714 * @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
2715 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2716 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2717 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2718 // remember: pos is the value already stored
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2719 return pos + 1 < data.length;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2720 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2721
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2722 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2723 * 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
2724 * 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
2725 * 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
2726 * happen that this is NOT the case!
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2727 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2728 * @throws SQLException if not all rows are filled
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2729 */
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
2730 /* MvD: disabled not used/needed code
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2731 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2732 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
2733 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
2734 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
2735 + 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
2736 + ". 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
2737 }
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
2738 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2739
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2740 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2741 * 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
2742 * necessary clean up procedures.
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2745 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2746 // feed all rows to the garbage collector
819
726a1d7b168c correct indentation
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 814
diff changeset
2747 Arrays.fill(data, null);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2748 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2749
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 * 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
2752 * is out of bounds, an IndexOutOfBoundsException will be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2753 * thrown.
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 * @param line the row to retrieve
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2756 * @return the requested row as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2757 */
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
2758 String getRow(final int line) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2759 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
2760 final String ret = data[line];
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2761 data[line] = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2762 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2763 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2764 return data[line];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2765 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2766 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2767 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2768 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2769
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 * The UpdateResponse represents an update statement response. It
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2772 * 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
2773 * 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
2774 * 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
2775 * -1 if not applicable.<br />
708
5022a57f9d97 Resolve javadoc errors.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 707
diff changeset
2776 * <samp>&amp;2 0 -1</samp>
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2777 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2778 // {{{ 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
2779 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
2780 public final long count;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2781 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
2782
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
2783 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
2784 // fill the blank finals
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2785 this.count = cnt;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2786 this.lastid = id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2787 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2788
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2789 @Override
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
2790 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
2791 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
2792 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2793
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2794 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2795 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2796 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2797 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2798
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
2799 /* MvD: disabled not used/needed code
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2800 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2801 public void complete() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2802 // empty, because there is nothing to check
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2803 }
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
2804 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2805
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2806 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2807 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2808 // nothing to do here...
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2811 // }}}
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 * The SchemaResponse represents an schema modification response.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2815 * 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
2816 * 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
2817 * 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
2818 * 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
2819 * server.<br />
708
5022a57f9d97 Resolve javadoc errors.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 707
diff changeset
2820 * <samp>&amp;3</samp>
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2821 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2822 // {{{ SchemaResponse class implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2823 class SchemaResponse implements Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2824 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
2825
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2826 @Override
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
2827 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
2828 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
2829 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2830
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2831 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2832 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2833 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2834 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2835
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
2836 /* MvD: disabled not used/needed code
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2837 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2838 public void complete() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2839 // empty, because there is nothing to check
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2840 }
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
2841 */
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2842
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2843 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2844 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2845 // nothing to do here...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2846 }
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 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2849
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2850 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2851 * The AutoCommitResponse represents a transaction message. It
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2852 * stores (a change in) the server side auto commit mode.<br />
708
5022a57f9d97 Resolve javadoc errors.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 707
diff changeset
2853 * <samp>&amp;4 (t|f)</samp>
0
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 // {{{ 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
2856 private final class AutoCommitResponse extends SchemaResponse {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2857 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
2858
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
2859 public AutoCommitResponse(final boolean ac) {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2860 // fill the blank final
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2861 this.autocommit = ac;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2862 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2863 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2864 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2865
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2866 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2867 * 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
2868 * 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
2869 * responsibility to the caller to prevent concurrent access.
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 // {{{ 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
2872 final class ResponseList {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2873 /** 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
2874 private final int cachesize;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2875 /** 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
2876 private final long maxrows;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2877 /** The ResultSet type to produce */
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
2878 private final int rstype;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2879 /** The ResultSet concurrency to produce */
186
4767b005a531 Making variables private where possible.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 184
diff changeset
2880 private final int rsconcur;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2881 /** 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
2882 private final int seqnr;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2883 /** 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
2884 * 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
2885 private final ArrayList<Response> responses;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2886 /** A map of ResultSetResponses, used for additional
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2887 * 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
2888 private HashMap<Integer, ResultSetResponse> rsresponses;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2889
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2890 /** The current header returned by getNextResponse() */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2891 private int curResponse;
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 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
2894 * Main constructor.
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2895 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2896 * @param cachesize overall cachesize to use
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2897 * @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
2898 * @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
2899 * @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
2900 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2901 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
2902 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
2903 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
2904 final int rstype,
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
2905 final int rsconcur)
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
2906 {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2907 this.cachesize = cachesize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2908 this.maxrows = maxrows;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2909 this.rstype = rstype;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2910 this.rsconcur = rsconcur;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2911 responses = new ArrayList<Response>();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2912 curResponse = -1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2913 seqnr = MonetConnection.seqCounter++;
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 * 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
2918 * no more responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2919 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2920 * @return the next Response available or null
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2921 */
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
2922 Response getNextResponse() {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2923 if (rstype == ResultSet.TYPE_FORWARD_ONLY) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2924 // free resources if we're running forward only
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2925 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
2926 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
2927 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
2928 tmp.close();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2929 responses.set(curResponse, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2930 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2931 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2932 curResponse++;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2933 if (curResponse >= responses.size()) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2934 // ResponseList is obviously completed so, there are no
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2935 // more responses
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2936 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2937 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2938 // return this response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2939 return responses.get(curResponse);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2940 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2941 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2942
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2943 /**
288
f412032e3b43 Correcting typo
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 286
diff changeset
2944 * 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
2945 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2946 * @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
2947 */
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
2948 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
2949 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
2950 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
2951 final Response tmp = responses.set(i, null);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2952 if (tmp != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2953 tmp.close();
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2957 * Closes the current response.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2958 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2959 void closeCurrentResponse() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2960 closeResponse(curResponse);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2961 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2962
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2963 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2964 * Closes the current and previous responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2965 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2966 void closeCurOldResponses() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2967 for (int i = curResponse; i >= 0; i--) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2968 closeResponse(i);
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2973 * 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
2974 * ResponseList.
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 void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2977 for (int i = 0; i < responses.size(); i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2978 closeResponse(i);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2979 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2980 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2981
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2982 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2983 * Returns whether this ResponseList has still unclosed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2984 * Responses.
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
2985 * @return whether there are unclosed Responses
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2986 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2987 boolean hasUnclosedResponses() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2988 for (Response r : responses) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2989 if (r != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2990 return true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2991 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2992 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2993 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2996 * Executes the query contained in this ResponseList, and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2997 * 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
2998 * ResponseList.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
2999 *
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
3000 * @param query the SQL query to execute
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3001 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3002 */
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
3003 void processQuery(final String query) throws SQLException {
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3004 executeQuery(queryTempl, query);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3005 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3006
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 * Internal executor of queries.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3009 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3010 * @param templ the template to fill in
552
7b320303b579 Doc comment improvements
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 551
diff changeset
3011 * @param query the query to execute
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3012 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3013 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3014 @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
3015 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
3016 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3017 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3018 String error = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3019
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3020 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3021 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3022 // 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
3023 // 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
3024 // 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
3025 // lines. Ignore errors from previous result sets.
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3026 in.discardRemainder();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3027
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3028 // {{{ set reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3029 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3030 * 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
3031 * 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
3032 * 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
3033 * prompt after the server sent it's header.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3034 */
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
3035 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
3036 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
3037 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
3038 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
3039 size = (int)maxrows;
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3040 // 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
3041 if (lang == LANG_SQL && size != curReplySize && templ != commandTempl) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3042 sendControlCommand("reply_size " + size);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3043
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3044 // store the reply size after a successful change
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3045 curReplySize = size;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3046 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3047 // }}} set reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3048
285
637899bda602 Removed SendThread class and its usage from MonetConnection.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 284
diff changeset
3049 // 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
3050 out.writeLine(templ[0] + query + templ[1]);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3051
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3052 // go for new results
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3053 in.advance();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3054 Response res = null;
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3055 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
3056 // 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
3057 switch (in.getLineType()) {
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
3058 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
3059 // 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
3060 try {
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3061 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
3062 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
3063 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
3064 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
3065 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
3066 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
3067 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
3068 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
3069 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
3070 // 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
3071 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
3072 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
3073 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
3074 // 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
3075 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
3076 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
3077 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
3078 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
3079 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3080 } break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3081 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
3082 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
3083 sohp.getNextAsString() // key-id
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3084 );
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3085 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3086 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
3087 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
3088 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3089 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
3090 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
3091 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
3092 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
3093 "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
3094 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3095 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
3096 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
3097 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3098 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
3099 // 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
3100 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
3101 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
3102 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
3103 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
3104 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
3105 if (rsresponses != null)
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
3106 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
3107 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
3108 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
3109 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
3110 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
3111 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
3112 }
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
3113 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
3114 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
3115 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
3116 } break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3117 } // 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
3118 } 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
3119 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
3120 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
3121 e.getMessage() +
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3122 " found: '" + in.getLine().charAt(offset) +
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3123 "' 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
3124 "\" 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
3125 // flush all the rest
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3126 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
3127 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3128 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3129
284
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3130 // 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
3131 if (error != null) {
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3132 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
3133 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 278
diff changeset
3134 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3135
701
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3136 // 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
3137 in.advance();
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3138
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3139 // 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
3140 while (error == null && in.getLineType() == LineType.HEADER) {
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3141 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
3142 in.advance();
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3143 }
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3144
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3145 // 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
3146 while (error == null && res.wantsMore()) {
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3147 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
3148 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
3149 }
701
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3150
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3151 if (error != null) {
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3152 // right, some protocol violation,
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3153 // 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
3154 error = "M0M10!" + error;
702
b4e968e5bd74 Some improvements.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 701
diff changeset
3155 in.discardRemainder(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
3156 break;
701
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3157 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3158
288
f412032e3b43 Correcting typo
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 286
diff changeset
3159 // 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
3160 // 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
3161 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
3162 responses.add(res);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3163
701
f89882b07614 Fix a problem with PREPARE INSERT
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 700
diff changeset
3164 // 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
3165 // 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
3166 break;
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
3167 case INFO:
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3168 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
3169 // 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
3170 // before we start the loop over
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3171 in.advance();
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3172 break;
500
95d1b0a38aed Stub implementation of FILETRANSFER handling
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 499
diff changeset
3173 case FILETRANSFER:
95d1b0a38aed Stub implementation of FILETRANSFER handling
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 499
diff changeset
3174 // Consume the command
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3175 in.advance();
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3176 final String transferCommand = in.getLine();
500
95d1b0a38aed Stub implementation of FILETRANSFER handling
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 499
diff changeset
3177 // Consume the fake prompt inserted by MapiSocket.
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3178 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
3179 // Handle the request
540
d3a96675969e Handle case where in.readLine() returns null
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 539
diff changeset
3180 if (transferCommand != null)
d3a96675969e Handle case where in.readLine() returns null
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 539
diff changeset
3181 error = handleTransfer(transferCommand);
d3a96675969e Handle case where in.readLine() returns null
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 539
diff changeset
3182 else
566
eeea18f501b3 Remove SQLStates from error messages sent upstream
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 563
diff changeset
3183 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
3184 // 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
3185 if (error != null) {
566
eeea18f501b3 Remove SQLStates from error messages sent upstream
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 563
diff changeset
3186 out.writeLine(error + "\n");
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3187 error = in.discardRemainder();
506
2ae90050720c Improve flushing around error responses
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 505
diff changeset
3188 } else {
705
ba226d5d3996 Fix file transfers
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 703
diff changeset
3189 in.resetLineType();
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3190 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
3191 }
500
95d1b0a38aed Stub implementation of FILETRANSFER handling
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 499
diff changeset
3192 break;
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3193 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
3194 // 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
3195 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
3196 error = in.discardRemainder(msg);
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3197 break;
497
aed7f32e029a Refactor LineType to be an enum
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 496
diff changeset
3198 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
3199 // 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
3200 // 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
3201 // garbage here... but the log should reveal that
700
940e266eeccd Refactor BufferedMCLReader
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 697
diff changeset
3202 error = in.discardRemainder(in.getLine().substring(1));
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3203 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
3204 } // 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
3205 } // 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
3206 } // end of synchronized (server)
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3207
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3208 if (error != null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3209 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
3210 final String[] errors = error.split("\n");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3211 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
3212 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
3213 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
3214 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
3215 } 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
3216 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
3217 }
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08)
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 136
diff changeset
3218 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
3219 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
3220 } 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
3221 ret.setNextException(newErr);
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3222 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3223 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3224 throw ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3225 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3226 } catch (SocketTimeoutException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3227 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
3228 throw new SQLNonTransientConnectionException("connection timed out", "08M33");
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3229 } catch (IOException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3230 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
3231 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
3232 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3233 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3234 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3235 // }}}
502
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3236
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3237 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
3238 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
3239 final String[] parts = transferCommand.split(" ", 3);
553
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3240 if (parts.length == 3) {
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3241 final long offset;
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3242 try {
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3243 offset = Long.parseLong(parts[1]);
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3244 } catch (NumberFormatException e) {
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3245 return e.toString();
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3246 }
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3247 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
3248 }
503
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3249 } else if (transferCommand.startsWith("rb ")) {
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3250 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
3251 } 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
3252 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
3253 } else if (transferCommand.startsWith("wb ")) {
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3254 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
3255 }
553
50b15ee1cb5e Process suggestions from Martin
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 552
diff changeset
3256 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
3257 }
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3258
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3259 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
3260 if (uploadHandler == null) {
505
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3261 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
3262 }
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3263
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3264 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
3265 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
3266 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
3267 try {
551
5ce6a942aff3 Last minute API fix: 'int offset' -> 'long linesToSkip'
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 546
diff changeset
3268 uploadHandler.handleUpload(handle, path, textMode, linesToSkip);
503
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3269 if (!handle.hasBeenUsed()) {
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3270 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
3271 }
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3272 } finally {
503
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3273 handle.close();
511
bd860e850fe1 rename insertFakeFlushes to insertFakePrompts
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 510
diff changeset
3274 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
3275 }
503
7e3987c16cde Succesful file uploading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 502
diff changeset
3276 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
3277 }
83354bd21320 Upload fake data when an upload request is received
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 500
diff changeset
3278
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3279 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
3280 if (downloadHandler == null) {
505
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3281 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
3282 }
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3283
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3284 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
3285 try {
eb7ecfbb48f2 Never forget to close the download handle
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 542
diff changeset
3286 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
3287 if (!handle.hasBeenUsed()) {
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3288 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
3289 }
eb7ecfbb48f2 Never forget to close the download handle
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 542
diff changeset
3290 } finally {
eb7ecfbb48f2 Never forget to close the download handle
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 542
diff changeset
3291 handle.close();
505
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3292 }
8a014286dac2 Add stub code for downloading
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 504
diff changeset
3293 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
3294 }
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3295
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3296 /**
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3297 * 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
3298 *
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3299 * 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
3300 *
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3301 * 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
3302 */
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
3303 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
3304 /**
542
d462000fc410 Various changes suggested by Martin van Dinther
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 541
diff changeset
3305 * 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
3306 *
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3307 * 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
3308 *
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3309 * @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
3310 * @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
3311 * 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
3312 * @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
3313 * @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
3314 * 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
3315 * 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
3316 * 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
3317 * @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
3318 */
551
5ce6a942aff3 Last minute API fix: 'int offset' -> 'long linesToSkip'
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 546
diff changeset
3319 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
3320
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3321 /**
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3322 * 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
3323 *
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3324 * The default implementation does nothing.
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3325 */
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3326 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
3327 }
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3328
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3329 /**
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3330 * 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
3331 *
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3332 * 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
3333 *
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3334 * 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
3335 */
556
87feb93330a6 Misc. changes suggested by analysis tool
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 554
diff changeset
3336 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
3337 /**
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3338 * 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
3339 *
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3340 * 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
3341 *
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3342 * @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
3343 * @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
3344 * 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
3345 * @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
3346 * @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
3347 */
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3348 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
3349 }
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3350
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3351 /**
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3352 * 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
3353 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3354 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
3355 private final MapiSocket server;
557
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3356 private final Runnable cancellationCallback;
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3357 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
3358 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
3359 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
3360 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
3361
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3362 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
3363 this.server = server;
557
ce2b616ed22e Add a cancellation callback to UploadHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 556
diff changeset
3364 this.cancellationCallback = cancellationCallback;
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3365 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
3366 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3367
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3368 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3369 * 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
3370 *
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3371 * 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
3372 * 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
3373 *
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3374 * 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
3375 * 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
3376 * {@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
3377 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3378 * @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
3379 * @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
3380 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3381 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
3382 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
3383 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
3384 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3385 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
3386 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3387
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3388 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3389 * 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
3390 * terminate the upload.
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3391 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3392 * @param chunkSize size of chunk
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3393 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3394 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
3395 this.customChunkSize = chunkSize;
72007c4f8f8a Allow MonetUploadHandler to configure the chunk size
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 516
diff changeset
3396 }
72007c4f8f8a Allow MonetUploadHandler to configure the chunk size
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 516
diff changeset
3397
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3398 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3399 * 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
3400 *
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3401 * 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
3402 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3403 * @return PrintStream a PrintStream
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3404 * @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
3405 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3406 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
3407 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
3408 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
3409 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3410 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
3411 try {
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3412 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
3413 up.setCancellationCallback(cancellationCallback);
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3414 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
3415 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
3416 } 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
3417 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
3418 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3419 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3420 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
3421 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3422
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3423 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
3424 * Tell whether data or an error has been sent.
554
9fa67487f38a Doc comment fixes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 553
diff changeset
3425 * @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
3426 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3427 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
3428 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
3429 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3430
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3431 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
3432 * Get the error string.
554
9fa67487f38a Doc comment fixes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 553
diff changeset
3433 * @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
3434 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3435 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
3436 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
3437 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3438
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3439 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3440 * 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
3441 *
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3442 * 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
3443 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3444 * @param inputStream stream to read from
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3445 * @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
3446 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3447 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
3448 final OutputStream s = getStream();
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3449 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
3450 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
3451 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
3452 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
3453 break;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3454 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3455 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
3456 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3457 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3458
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3459 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3460 * 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
3461 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3462 * @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
3463 * @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
3464 * 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
3465 * @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
3466 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3467 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
3468 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
3469 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
3470 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
3471 return;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3472 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3473 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3474
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3475 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
3476 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3477
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 * 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
3480 *
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3481 * @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
3482 * @throws IOException when ...
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3483 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3484 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
3485 final OutputStream s = getStream();
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3486 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
3487 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
3488 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
3489 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
3490 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
3491 break;
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3492 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3493 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
3494 }
617
15eb17b911a5 Only close the writer after the loop has finished
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 616
diff changeset
3495 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
3496 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3497
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3498 /**
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3499 * Close opened {@link PrintStream}.
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3500 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3501 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
3502 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
3503 print.close();
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3504 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
3505 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3506 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3507 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3508
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3509 /**
541
31df6a12fd41 Make the MonetUploadHandler and MonetDownloadHandler interfaces part of MonetConnection
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 540
diff changeset
3510 * 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
3511 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3512 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
3513 private final MapiSocket server;
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3514 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
3515 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
3516 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
3517
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3518 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
3519 this.server = server;
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3520 prependCr = false;
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3521 if (textMode) {
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3522 setLineSeparator(System.lineSeparator());
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3523 }
514
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
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3526 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3527 * 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
3528 *
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3529 * 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
3530 * 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
3531 *
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3532 * 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
3533 * 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
3534 * {@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
3535 *
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3536 * 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
3537 * 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
3538 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3539 * @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
3540 * @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
3541 */
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3542 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
3543 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
3544 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
3545 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3546 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
3547 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3548
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3549 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3550 * 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
3551 *
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3552 * 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
3553 * 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
3554 * 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
3555 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3556 * @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
3557 * @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
3558 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3559 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
3560 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
3561 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
3562 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3563 if (stream == null) {
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3564 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
3565 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
3566 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3567 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
3568 }
515
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3569
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3570 /**
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3571 * 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
3572 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3573 * @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
3574 * @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
3575 */
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3576 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
3577 final InputStream s = getStream();
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3578 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
3579 while (true) {
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3580 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
3581 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
3582 break;
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3583 }
515
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3584 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
3585 }
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3586 }
7bbcff2c775b Also implement downloadTo(), and use it in FileTransferHandler
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 514
diff changeset
3587
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3588 /**
579
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3589 * 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
3590 *
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3591 * @param writer to write to
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3592 * @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
3593 */
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3594 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
3595 final InputStream s = getStream();
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3596 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
3597 final char[] buffer = new char[65536];
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3598 while (true) {
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3599 final int nread = r.read(buffer);
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3600 if (nread < 0) {
579
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3601 break;
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3602 }
579
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3603 writer.write(buffer, 0, nread);
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3604 }
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3605 }
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3606
72f4437de9be Reencode downloads if necessary
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 576
diff changeset
3607 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
3608 * Tell whether data has been received or an error has been sent.
626
06d69b82d409 Resolve javadoc error and warnings :
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 623
diff changeset
3609 * @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
3610 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3611 public boolean hasBeenUsed() {
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3612 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
3613 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3614
535
c9d88af06d35 Javadoc and some minor changes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 526
diff changeset
3615 /**
709
bdeabbd46ec6 Resolve javac and javadoc warnings when compiled with JDK19.
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 708
diff changeset
3616 * Get the error string.
554
9fa67487f38a Doc comment fixes
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 553
diff changeset
3617 * @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
3618 */
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3619 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
3620 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
3621 }
576
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3622
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3623 /**
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3624 * Close opened stream.
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3625 */
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3626 public void close() {
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3627 if (stream != null) {
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3628 try {
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3629 stream.close();
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3630 stream = null;
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3631 } catch (IOException e) {
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3632 /* ignore close error */
095e896f9d7a Updated comments. Improved code. Added final keywords
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 568
diff changeset
3633 }
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3634 }
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3635 }
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3636
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3637 /**
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3638 * 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
3639 *
616
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3640 * @param sep separator to use
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3641 * @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
3642 */
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3643 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
3644 if ("\n".equals(sep)) {
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3645 prependCr = false;
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3646 } 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
3647 prependCr = true;
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3648 } else {
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3649 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
3650 }
65641a7cea31 Implement line ending conversion for downloads
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 613
diff changeset
3651 }
514
443780d71bae More renaming. user registers MonetUploadHandler which is handed an Upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 511
diff changeset
3652 }
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3653
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3654 public static class StripCrLfStream extends FilterOutputStream {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3655 private boolean crPending = false;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3656
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3657 public StripCrLfStream(OutputStream out) {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3658 super(out);
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3659 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3660
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3661 public boolean pending() {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3662 return this.crPending;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3663 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3664
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3665 @Override
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3666 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
3667 if (crPending && b != '\n') {
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3668 out.write('\r');
613
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3669 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3670 if (b != '\r') {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3671 out.write(b);
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3672 crPending = false;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3673 } else {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3674 crPending = true;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3675 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3676 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3677
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3678 @Override
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3679 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
3680 this.write(b, 0, b.length);
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3681 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3682
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3683 @Override
620
5ab170ddc66a Some small improvements
Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
parents: 617
diff changeset
3684 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
3685 if (len == 0) {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3686 return;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3687 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3688 if (crPending && b[0] != '\n') {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3689 out.write('\r');
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3690 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3691
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3692 // deal with final \r up front
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3693 if (b[len - 1] == '\r') {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3694 crPending = true;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3695 len -= 1;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3696 } else {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3697 crPending = false;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3698 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3699
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3700 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
3701 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
3702 int chunk = i - off;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3703 out.write(b, off, chunk);
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3704 // 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
3705 len -= chunk + 1;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3706 off += chunk + 1;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3707 // 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
3708 i++;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3709 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3710 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3711
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3712 // write the remainder
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3713 out.write(b, off, len);
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3714 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3715
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3716 @Override
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3717 public void flush() throws IOException {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3718 // 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
3719 out.flush();
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3720 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3721
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3722 @Override
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3723 public void close() throws IOException {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3724 if (crPending) {
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3725 out.write('\r');
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3726 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3727 crPending = false;
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3728 super.close();
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3729 }
9397c0b487f8 Normalize CRLF on upload
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 610
diff changeset
3730 }
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3731
834
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
3732 /* encode knowledge of currently available handshake options as an enum. */
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
3733 enum SqlOption {
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3734 Autocommit(1, "auto_commit"),
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3735 ReplySize(2, "reply_size"),
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3736 SizeHeader(3, "size_header"),
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3737 // NOTE: 4 has been omitted on purpose
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3738 TimeZone(5, "time_zone"),
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3739 ;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3740 final int level;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3741 final String field;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3742
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3743 SqlOption(int level, String field) {
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3744 this.level = level;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3745 this.field = field;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3746 }
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3747 }
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3748
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3749
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3750 private class SqlOptionsCallback extends MapiSocket.OptionsCallback {
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3751 private int level;
837
5df67d5d7a7b Move timeZoneSet and sizeHeaderEnabled into Callback
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 834
diff changeset
3752 boolean sizeHeaderEnabled = false; // used during handshake
5df67d5d7a7b Move timeZoneSet and sizeHeaderEnabled into Callback
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 834
diff changeset
3753 boolean timeZoneSet = false; // used during handshake
5df67d5d7a7b Move timeZoneSet and sizeHeaderEnabled into Callback
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 834
diff changeset
3754
834
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
3755
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3756 @Override
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3757 public void addOptions(String lang, int level) {
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3758 if (!lang.equals("sql"))
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3759 return;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3760 this.level = level;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3761
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3762 // Try to add options and record that this happened if it succeeds.
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3763 if (contribute(SqlOption.Autocommit, target.isAutocommit() ? 1 : 0))
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3764 autoCommit = target.isAutocommit();
798
895429110b7b replysize -> replySize
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 793
diff changeset
3765 if (contribute(SqlOption.ReplySize, target.getReplySize()))
895429110b7b replysize -> replySize
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 793
diff changeset
3766 defaultFetchSize = target.getReplySize();
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3767 if (contribute(SqlOption.SizeHeader, 1))
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3768 sizeHeaderEnabled = true;
878
dc33533e6468 Target timezone is in minutes, setTimeZone is in seconds
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 869
diff changeset
3769 if (contribute(SqlOption.TimeZone, 60 * target.getTimezone()))
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3770 timeZoneSet = true;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3771 }
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3772
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3773 private boolean contribute(SqlOption opt, int value) {
834
5aa19bbed0d6 Comments and formatting
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 810
diff changeset
3774 if (opt.level >= this.level)
793
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3775 return false;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3776 contribute(opt.field, value);
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3777 return true;
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3778 }
5bfe3357fb1c Use the new url parser
Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com>
parents: 788
diff changeset
3779 }
0
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.
Sjoerd Mullender <sjoerd@acm.org>
parents:
diff changeset
3780 }