monetdb-java: src/main/java/nl/cwi/monetdb/jdbc/MonetConnection.java annotate

annotate src/main/java/nl/cwi/monetdb/jdbc/MonetConnection.java @ 219:4572f0694fde

Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also any combination of privileges for the table or column in the PRIVILEGE result column. Previously only single privileges (SELECT or UPDATE or INSERT or DELETE or EXECUTE or GRANT) would be returned.

author	Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
date	Thu, 26 Apr 2018 18:43:55 +0200 (2018-04-26)
parents	71b039bc2d99
children	5ddb1f20d5d5

rev	line source
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1 /*
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2 * This Source Code Form is subject to the terms of the Mozilla Public
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3 * License, v. 2.0. If a copy of the MPL was not distributed with this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	4 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	5 *
200 c38d4eaf5479 It's 2018 now. Sjoerd Mullender <sjoerd@acm.org> parents: 199 diff changeset	6 * Copyright 1997 - July 2008 CWI, August 2008 - 2018 MonetDB B.V.
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	7 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	8
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	9 package nl.cwi.monetdb.jdbc;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	10
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	11 import java.io.File;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	12 import java.io.IOException;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	13 import java.net.SocketException;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	14 import java.net.SocketTimeoutException;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	15 import java.sql.CallableStatement;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	16 import java.sql.Connection;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	17 import java.sql.DatabaseMetaData;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	18 import java.sql.PreparedStatement;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	19 import java.sql.ResultSet;
194 1296dbcc4958 Resolved javadoc many errors and warnings, such as: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 186 diff changeset	20 import java.sql.SQLClientInfoException;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	21 import java.sql.SQLException;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	22 import java.sql.SQLFeatureNotSupportedException;
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	23 import java.sql.SQLNonTransientConnectionException;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	24 import java.sql.SQLWarning;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	25 import java.sql.Savepoint;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	26 import java.sql.Statement;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	27 import java.util.ArrayList;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	28 import java.util.Calendar;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	29 import java.util.HashMap;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	30 import java.util.List;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	31 import java.util.Map;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	32 import java.util.Map.Entry;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	33 import java.util.Properties;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	34 import java.util.WeakHashMap;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	35 import java.util.concurrent.Executor;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	36 import java.util.concurrent.locks.Condition;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	37 import java.util.concurrent.locks.Lock;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	38 import java.util.concurrent.locks.ReentrantLock;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	39
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	40 import nl.cwi.monetdb.jdbc.types.INET;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	41 import nl.cwi.monetdb.jdbc.types.URL;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	42 import nl.cwi.monetdb.mcl.MCLException;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	43 import nl.cwi.monetdb.mcl.io.BufferedMCLReader;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	44 import nl.cwi.monetdb.mcl.io.BufferedMCLWriter;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	45 import nl.cwi.monetdb.mcl.net.MapiSocket;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	46 import nl.cwi.monetdb.mcl.parser.HeaderLineParser;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	47 import nl.cwi.monetdb.mcl.parser.MCLParseException;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	48 import nl.cwi.monetdb.mcl.parser.StartOfHeaderParser;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	49
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	50 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	51 * A {@link Connection} suitable for the MonetDB database.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	52 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	53 * This connection represents a connection (session) to a MonetDB
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	54 * database. SQL statements are executed and results are returned within
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	55 * the context of a connection. This Connection object holds a physical
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	56 * connection to the MonetDB database.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	57 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	58 * A Connection object's database should able to provide information
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	59 * describing its tables, its supported SQL grammar, its stored
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	60 * procedures, the capabilities of this connection, and so on. This
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	61 * information is obtained with the getMetaData method.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	62 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	63 * Note: By default a Connection object is in auto-commit mode, which
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	64 * means that it automatically commits changes after executing each
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	65 * statement. If auto-commit mode has been disabled, the method commit
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	66 * must be called explicitly in order to commit changes; otherwise,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	67 * database changes will not be saved.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	68 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	69 * The current state of this connection is that it nearly implements the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	70 * whole Connection interface.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	71 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	72 * @author Fabian Groffen
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	73 * @author Martin van Dinther
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	74 * @version 1.3
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	75 */
164 7c9e386fe49a As of Java 1.7 implementations of JDBC interfaces Connection, Statement, PreparedStatement, Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 144 diff changeset	76 public class MonetConnection
7c9e386fe49a As of Java 1.7 implementations of JDBC interfaces Connection, Statement, PreparedStatement, Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 144 diff changeset	77 extends MonetWrapper
7c9e386fe49a As of Java 1.7 implementations of JDBC interfaces Connection, Statement, PreparedStatement, Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 144 diff changeset	78 implements Connection, AutoCloseable
7c9e386fe49a As of Java 1.7 implementations of JDBC interfaces Connection, Statement, PreparedStatement, Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 144 diff changeset	79 {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	80 /** the successful processed input properties */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	81 private final Properties conn_props = new Properties();
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	82
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	83 /** The hostname to connect to */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	84 private final String hostname;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	85 /** The port to connect on the host to */
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	86 private int port = 0;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	87 /** The database to use (currently not used) */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	88 private final String database;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	89 /** The username to use when authenticating */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	90 private final String username;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	91 /** The password to use when authenticating */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	92 private final String password;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	93
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	94 /** A connection to mserver5 using a TCP socket */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	95 private final MapiSocket server;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	96 /** The Reader from the server */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	97 private final BufferedMCLReader in;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	98 /** The Writer to the server */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	99 private final BufferedMCLWriter out;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	100
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	101 /** A StartOfHeaderParser declared for reuse. */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	102 private StartOfHeaderParser sohp = new StartOfHeaderParser();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	103
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	104 /** Whether this Connection is closed (and cannot be used anymore) */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	105 private boolean closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	106
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	107 /** Whether this Connection is in autocommit mode */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	108 private boolean autoCommit = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	109
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	110 /** The stack of warnings for this Connection object */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	111 private SQLWarning warnings = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	112 /** The Connection specific mapping of user defined types to Java
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	113 * types */
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	114 private Map<String,Class<?>> typeMap = new HashMap<String,Class<?>>() {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	115 private static final long serialVersionUID = 1L;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	116 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	117 put("inet", INET.class);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	118 put("url", URL.class);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	119 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	120 };
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	121
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	122 // See javadoc for documentation about WeakHashMap if you don't know what
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	123 // it does !!!NOW!!! (only when you deal with it of course)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	124 /** A Map containing all (active) Statements created from this Connection */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	125 private Map<Statement,?> statements = new WeakHashMap<Statement, Object>();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	126
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	127 /** The number of results we receive from the server at once */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	128 private int curReplySize = -1; // the server by default uses -1 (all)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	129
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	130 /** A template to apply to each query (like pre and post fixes), filled in constructor */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	131 public final String[] queryTempl = new String[3]; // pre, post, sep
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	132
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	133 /** A template to apply to each command (like pre and post fixes), filled in constructor */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	134 private final String[] commandTempl = new String[3]; // pre, post, sep
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	135
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	136 /** the SQL language */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	137 private static final int LANG_SQL = 0;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	138 /** 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	139 private static final int LANG_MAL = 3;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	140 /** an unknown language */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	141 private static final int LANG_UNKNOWN = -1;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	142 /** The language which is used */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	143 private final int lang;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	144
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	145 /** Whether or not BLOB is mapped to Types.VARBINARY instead of Types.BLOB within this connection */
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	146 private boolean treatBlobAsVarBinary = false;
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	147 /** Whether or not CLOB is mapped to Types.VARCHAR instead of Types.CLOB within this connection */
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	148 private boolean treatClobAsVarChar = false;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	149
219 4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	150 // Internal cache for determining if system table sys.privilege_codes (new as of Jul2017 release) exists on server
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	151 private boolean queriedPrivilege_codesTable = false;
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	152 private boolean hasPrivilege_codesTable = false;
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	153
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	154 // Internal cache for determining if system table sys.comments (new as of Mar2018 release) exists on server
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	155 private boolean queriedCommentsTable = false;
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	156 private boolean hasCommentsTable = false;
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	157
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	158
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	159 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	160 * Constructor of a Connection for MonetDB. At this moment the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	161 * current implementation limits itself to storing the given host,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	162 * database, username and password for later use by the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	163 * createStatement() call. This constructor is only accessible to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	164 * classes from the jdbc package.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	165 *
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	166 * @param props a Property hashtable holding the properties needed for connecting
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	167 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	168 * @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	169 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	170 MonetConnection(Properties props)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	171 throws SQLException, IllegalArgumentException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	172 {
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	173 // for debug: System.out.println("New connection object. Received properties are: " + props.toString());
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	174 // get supported property values from the props argument.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	175 // When a value is found add it to the internal conn_props list for use by getClientInfo().
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	176 this.hostname = props.getProperty("host");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	177 if (this.hostname != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	178 conn_props.setProperty("host", this.hostname);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	179
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	180 String port_prop = props.getProperty("port");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	181 if (port_prop != null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	182 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	183 this.port = Integer.parseInt(port_prop);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	184 } catch (NumberFormatException e) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	185 addWarning("Unable to parse port number from: " + port_prop, "M1M05");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	186 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	187 conn_props.setProperty("port", Integer.toString(this.port));
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	188 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	189
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	190 this.database = props.getProperty("database");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	191 if (this.database != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	192 conn_props.setProperty("database", this.database);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	193
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	194 this.username = props.getProperty("user");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	195 if (this.username != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	196 conn_props.setProperty("user", this.username);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	197
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	198 this.password = props.getProperty("password");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	199 if (this.password != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	200 conn_props.setProperty("password", this.password);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	201
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	202 String language = props.getProperty("language");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	203 if (language != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	204 conn_props.setProperty("language", language);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	205
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	206 boolean debug = false;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	207 String debug_prop = props.getProperty("debug");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	208 if (debug_prop != null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	209 debug = Boolean.parseBoolean(debug_prop);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	210 conn_props.setProperty("debug", Boolean.toString(debug));
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	211 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	212
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	213 String hash = props.getProperty("hash");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	214 if (hash != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	215 conn_props.setProperty("hash", hash);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	216
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	217 String treatBlobAsVarBinary_prop = props.getProperty("treat_blob_as_binary");
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	218 if (treatBlobAsVarBinary_prop != null) {
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	219 treatBlobAsVarBinary = Boolean.parseBoolean(treatBlobAsVarBinary_prop);
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	220 conn_props.setProperty("treat_blob_as_binary", Boolean.toString(treatBlobAsVarBinary));
178 dd12348c41cf Improvement: only extend typeMap when the property was set to true. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 175 diff changeset	221 if (treatBlobAsVarBinary)
dd12348c41cf Improvement: only extend typeMap when the property was set to true. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 175 diff changeset	222 typeMap.put("blob", Byte[].class);
175 8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	223 }
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	224
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	225 String treatClobAsVarChar_prop = props.getProperty("treat_clob_as_varchar");
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	226 if (treatClobAsVarChar_prop != null) {
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	227 treatClobAsVarChar = Boolean.parseBoolean(treatClobAsVarChar_prop);
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	228 conn_props.setProperty("treat_clob_as_varchar", Boolean.toString(treatClobAsVarChar));
178 dd12348c41cf Improvement: only extend typeMap when the property was set to true. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 175 diff changeset	229 if (treatClobAsVarChar)
dd12348c41cf Improvement: only extend typeMap when the property was set to true. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 175 diff changeset	230 typeMap.put("clob", String.class);
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	231 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	232
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	233 int sockTimeout = 0;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	234 String so_timeout_prop = props.getProperty("so_timeout");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	235 if (so_timeout_prop != null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	236 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	237 sockTimeout = Integer.parseInt(so_timeout_prop);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	238 if (sockTimeout < 0) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	239 addWarning("Negative socket timeout not allowed. Value ignored", "M1M05");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	240 sockTimeout = 0;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	241 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	242 } catch (NumberFormatException e) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	243 addWarning("Unable to parse socket timeout number from: " + so_timeout_prop, "M1M05");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	244 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	245 conn_props.setProperty("so_timeout", Integer.toString(sockTimeout));
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	246 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	247
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	248 // check mandatory input arguments
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	249 if (hostname == null \|\| hostname.isEmpty())
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	250 throw new IllegalArgumentException("Missing or empty host name");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	251 if (port <= 0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	252 throw new IllegalArgumentException("Invalid port number. It should not be " + (port < 0 ? "negative" : "0"));
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	253 if (username == null \|\| username.isEmpty())
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	254 throw new IllegalArgumentException("Missing or empty user name");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	255 if (password == null \|\| password.isEmpty())
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	256 throw new IllegalArgumentException("Missing or empty password");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	257 if (language == null \|\| language.isEmpty()) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	258 // fallback to default language: sql
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	259 language = "sql";
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	260 addWarning("No language specified, defaulting to 'sql'", "M1M05");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	261 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	262
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	263 server = new MapiSocket();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	264 if (hash != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	265 server.setHash(hash);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	266 if (database != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	267 server.setDatabase(database);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	268 server.setLanguage(language);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	269
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	270 // we're debugging here... uhm, should be off in real life
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	271 if (debug) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	272 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	273 String fname = props.getProperty("logfile", "monet_" +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	274 System.currentTimeMillis() + ".log");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	275 File f = new File(fname);
25 5ec116ba7d71 When single character use faster version of indexOf(<char>) Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 8 diff changeset	276 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	277 if (ext < 0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	278 ext = fname.length();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	279 String pre = fname.substring(0, ext);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	280 String suf = fname.substring(ext);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	281
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	282 for (int i = 1; f.exists(); i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	283 f = new File(pre + "-" + i + suf);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	284 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	285
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	286 server.debug(f.getAbsolutePath());
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	287 } 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	288 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	289 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	290 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	291
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	292 try {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	293 List<String> warnings = server.connect(hostname, port, username, password);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	294 for (String warning : warnings) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	295 addWarning(warning, "01M02");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	296 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	297
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	298 // apply NetworkTimeout value from legacy (pre 4.1) driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	299 // so_timeout calls
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	300 server.setSoTimeout(sockTimeout);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	301
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	302 in = server.getReader();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	303 out = server.getWriter();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	304
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	305 String error = in.waitForPrompt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	306 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	307 throw new SQLNonTransientConnectionException((error.length() > 6) ? error.substring(6) : error, "08001");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	308 } 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	309 throw new SQLNonTransientConnectionException("Unable to connect (" + hostname + ":" + port + "): " + e.getMessage(), "08006");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	310 } 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	311 throw new SQLNonTransientConnectionException(e.getMessage(), "08001");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	312 } catch (MCLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	313 String[] connex = e.getMessage().split("\n");
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	314 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	315 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	316 sqle.setNextException(new SQLNonTransientConnectionException(connex[1], "08001"));
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	317 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	318 throw sqle;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	319 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	320
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	321 // we seem to have managed to log in, let's store the
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	322 // language used and language specific query templates
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	323 if ("sql".equals(language)) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	324 lang = LANG_SQL;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	325
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	326 queryTempl[0] = "s"; // pre
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	327 queryTempl[1] = "\n;"; // post
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	328 queryTempl[2] = "\n;\n"; // separator
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	329
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	330 commandTempl[0] = "X"; // pre
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	331 commandTempl[1] = null; // post
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	332 commandTempl[2] = "\nX"; // separator
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	333 } else if ("mal".equals(language)) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	334 lang = LANG_MAL;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	335
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	336 queryTempl[0] = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	337 queryTempl[1] = ";\n";
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	338 queryTempl[2] = ";\n";
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	339
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	340 commandTempl[0] = null; // pre
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	341 commandTempl[1] = null; // post
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	342 commandTempl[2] = null; // separator
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	343 } else {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	344 lang = LANG_UNKNOWN;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	345 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	346
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	347 // the following initialisers are only valid when the language is SQL...
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	348 if (lang == LANG_SQL) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	349 // enable auto commit
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	350 setAutoCommit(true);
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	351
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	352 // set our time zone on the server
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	353 Calendar cal = Calendar.getInstance();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	354 int offset = cal.get(Calendar.ZONE_OFFSET) + cal.get(Calendar.DST_OFFSET);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	355 offset /= (60 * 1000); // milliseconds to minutes
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	356 String tz = offset < 0 ? "-" : "+";
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	357 tz += (Math.abs(offset) / 60 < 10 ? "0" : "") + (Math.abs(offset) / 60) + ":";
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	358 offset -= (offset / 60) * 60;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	359 tz += (offset < 10 ? "0" : "") + offset;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	360 sendIndependentCommand("SET TIME ZONE INTERVAL '" + tz + "' HOUR TO MINUTE");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	361 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	362
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	363 // we're absolutely not closed, since we're brand new
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	364 closed = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	365 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	366
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	367 //== methods of interface Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	368
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	369 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	370 * Clears all warnings reported for this Connection object. After a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	371 * call to this method, the method getWarnings returns null until a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	372 * new warning is reported for this Connection object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	373 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	374 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	375 public void clearWarnings() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	376 warnings = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	377 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	378
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	379 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	380 * Releases this Connection object's database and JDBC resources
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	381 * immediately instead of waiting for them to be automatically
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	382 * released. All Statements created from this Connection will be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	383 * closed when this method is called.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	384 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	385 * Calling the method close on a Connection object that is already
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	386 * closed is a no-op.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	387 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	388 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	389 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	390 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	391 for (Statement st : statements.keySet()) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	392 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	393 st.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	394 } catch (SQLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	395 // better luck next time!
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	396 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	397 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	398 // close the socket
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	399 server.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	400 // close active SendThread if any
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	401 if (sendThread != null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	402 sendThread.shutdown();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	403 sendThread = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	404 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	405 // report ourselves as closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	406 closed = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	407 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	408 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	409
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	410 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	411 * Makes all changes made since the previous commit/rollback
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	412 * permanent and releases any database locks currently held by this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	413 * Connection object. This method should be used only when
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	414 * auto-commit mode has been disabled.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	415 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	416 * @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	417 * Connection object is in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	418 * @see #setAutoCommit(boolean)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	419 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	420 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	421 public void commit() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	422 // 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	423 // 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	424 sendTransactionCommand("COMMIT");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	425 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	426
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	427 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	428 * Creates a Statement object for sending SQL statements to the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	429 * database. SQL statements without parameters are normally
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	430 * executed using Statement objects. If the same SQL statement is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	431 * executed many times, it may be more efficient to use a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	432 * PreparedStatement object.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	433 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	434 * Result sets created using the returned Statement object will by
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	435 * default be type TYPE_FORWARD_ONLY and have a concurrency level of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	436 * CONCUR_READ_ONLY.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	437 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	438 * @return a new default Statement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	439 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	440 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	441 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	442 public Statement createStatement() 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	443 return createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY, ResultSet.HOLD_CURSORS_OVER_COMMIT);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	444 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	445
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	446 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	447 * Creates a Statement object that will generate ResultSet objects
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	448 * with the given type and concurrency. This method is the same as
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	449 * the createStatement method above, but it allows the default
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	450 * result set type and concurrency to be overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	451 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	452 * @param resultSetType a result set type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	453 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	454 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	455 * @param resultSetConcurrency a concurrency type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	456 * ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	457 * @return a new Statement object that will generate ResultSet objects with
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	458 * the given type and concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	459 * @throws SQLException if a database access error occurs
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
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	462 public Statement createStatement(int resultSetType, int resultSetConcurrency) throws SQLException {
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	463 return createStatement(resultSetType, resultSetConcurrency, ResultSet.HOLD_CURSORS_OVER_COMMIT);
0 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 * Creates a Statement object that will generate ResultSet objects
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	468 * with the given type, concurrency, and holdability. This method
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	469 * is the same as the createStatement method above, but it allows
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	470 * the default result set type, concurrency, and holdability to be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	471 * overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	472 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	473 * @param resultSetType one of the following ResultSet constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	474 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	475 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	476 * @param resultSetConcurrency one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	477 * constants: ResultSet.CONCUR_READ_ONLY or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	478 * ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	479 * @param resultSetHoldability one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	480 * 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	481 * ResultSet.CLOSE_CURSORS_AT_COMMIT
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	482 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	483 * @return a new Statement object that will generate ResultSet
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	484 * objects with the given type, concurrency, and holdability
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	485 * @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	486 * given parameters are not ResultSet constants indicating type,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	487 * concurrency, and holdability
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	488 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	489 @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	490 public Statement createStatement(int resultSetType, int resultSetConcurrency, int resultSetHoldability) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	491 try {
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	492 Statement ret = new MonetStatement(this, resultSetType, resultSetConcurrency, resultSetHoldability);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	493 // 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	494 statements.put(ret, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	495 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	496 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	497 throw new SQLException(e.toString(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	498 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	499 // we don't have to catch SQLException because that is declared to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	500 // be thrown
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	501 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	502
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	503 /**
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	504 * Retrieves the current auto-commit mode for this Connection object.
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	505 *
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	506 * @return the current state of this Connection object's auto-commit mode
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	507 * @see #setAutoCommit(boolean)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	508 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	509 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	510 public boolean getAutoCommit() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	511 return autoCommit;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	512 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	513
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	514 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	515 * Retrieves this Connection object's current catalog name.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	516 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	517 * @return the current catalog name or null if there is none
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	518 * @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	519 * current language is not SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	520 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	521 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	522 public String getCatalog() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	523 // MonetDB does NOT support catalogs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	524 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	525 }
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	526
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	527 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	528 * Retrieves the current holdability of ResultSet objects created
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	529 * using this Connection object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	530 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	531 * @return the holdability, one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	532 * ResultSet.HOLD_CURSORS_OVER_COMMIT or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	533 * 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	534 * @see #setHoldability(int)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	535 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	536 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	537 public int getHoldability() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	538 // TODO: perhaps it is better to have the server implement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	539 // CLOSE_CURSORS_AT_COMMIT
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	540 return ResultSet.HOLD_CURSORS_OVER_COMMIT;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	541 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	542
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	543 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	544 * Retrieves a DatabaseMetaData object that contains metadata about
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	545 * the database to which this Connection object represents a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	546 * connection. The metadata includes information about the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	547 * 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	548 * 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	549 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	550 * @throws SQLException if the current language is not SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	551 * @return a DatabaseMetaData object for this Connection object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	552 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	553 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	554 public DatabaseMetaData getMetaData() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	555 if (lang != LANG_SQL)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	556 throw new SQLException("This method is only supported in SQL mode", "M0M04");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	557
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	558 return new MonetDatabaseMetaData(this);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	559 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	560
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	561 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	562 * Retrieves this Connection object's current transaction isolation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	563 * level.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	564 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	565 * @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	566 * Connection.TRANSACTION_SERIALIZABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	567 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	568 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	569 public int getTransactionIsolation() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	570 return TRANSACTION_SERIALIZABLE;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	571 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	572
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	573 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	574 * 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	575 * 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	576 * will be empty.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	577 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	578 * @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	579 * object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	580 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	581 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	582 public Map<String,Class<?>> getTypeMap() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	583 return typeMap;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	584 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	585
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	586 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	587 * 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	588 * 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	589 * 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	590 * 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	591 * retrieved previously.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	592 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	593 * 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	594 * 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	595 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	596 * 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	597 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	598 * @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	599 * @throws SQLException if a database access error occurs or this method is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	600 * called on a closed connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	601 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	602 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	603 public SQLWarning getWarnings() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	604 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	605 throw new SQLException("Cannot call on closed Connection", "M1M20");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	606
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	607 // if there are no warnings, this will be null, which fits with the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	608 // specification.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	609 return warnings;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	610 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	611
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	612 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	613 * Retrieves whether this Connection object has been closed. A
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	614 * connection is closed if the method close has been called on it or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	615 * if certain fatal errors have occurred. This method is guaranteed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	616 * to return true only when it is called after the method
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	617 * 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	618 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	619 * This method generally cannot be called to determine whether a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	620 * connection to a database is valid or invalid. A typical client
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	621 * can determine that a connection is invalid by catching any
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	622 * exceptions that might be thrown when an operation is attempted.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	623 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	624 * @return true if this Connection object is closed; false if it is
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	625 * still open
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	626 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	627 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	628 public boolean isClosed() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	629 return closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	630 }
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 * Retrieves whether this Connection object is in read-only mode.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	634 * MonetDB currently doesn't support updateable result sets, but
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	635 * updates are possible. Hence the Connection object is never in
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	636 * read-only mode.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	637 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	638 * @return true if this Connection object is read-only; false otherwise
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	639 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	640 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	641 public boolean isReadOnly() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	642 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	643 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	644
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	645 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	646 * 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	647 * 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	648 * This method returns the native form of the statement that the driver would have sent.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	649 *
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	650 * 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	651 * sql - an SQL statement that may contain one or more '?' parameter placeholders.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	652 * Returns: the native form of this statement
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	653 * Throws: SQLException - if a database access error occurs or this method is called on a closed connection
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	654 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	655 @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	656 public String nativeSQL(String 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	657 /* 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	658 /* in future we may replace/remove the escape sequences { <escape-type> ...} before sending it to the server */
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	659 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	660 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	661
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	662 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	663 * 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	664 * 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	665 * 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	666 *
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	667 * 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	668 * 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	669 * 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	670 * 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	671 *
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	672 * 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	673 * 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	674 * 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	675 *
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	676 * 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	677 * sql - an SQL statement that may contain one or more '?' parameter placeholders.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	678 * Typically this statement is specified using JDBC call escape syntax.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	679 * Returns: a new default CallableStatement object containing the pre-compiled SQL statement
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	680 * Throws: SQLException - if a database access error occurs or this method is called on a closed connection
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	681 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	682 @Override
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	683 public CallableStatement prepareCall(String sql) 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	684 return prepareCall(sql, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY, ResultSet.HOLD_CURSORS_OVER_COMMIT);
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	685 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	686
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	687 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	688 * 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	689 * 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	690 * 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	691 *
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	692 * 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	693 * sql - a String object that is the SQL statement to be sent to the database; may contain on or more '?' 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	694 * Typically this statement is specified using JDBC call escape syntax.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	695 * resultSetType - a result set type; one of ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE, or ResultSet.TYPE_SCROLL_SENSITIVE
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	696 * resultSetConcurrency - a concurrency type; one of ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	697 * Returns: a new CallableStatement object containing the pre-compiled SQL statement that
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	698 * will produce 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	699 * Throws:
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	700 * SQLException - if a database access error occurs, this method is called on a closed connection or
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	701 * the given parameters are not ResultSet constants indicating 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	702 * SQLFeatureNotSupportedException - if the JDBC driver does not support this method or
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	703 * this method is not supported for the specified result set type and result set 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	704 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	705 @Override
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	706 public CallableStatement prepareCall(String sql, int resultSetType, int resultSetConcurrency) 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	707 return prepareCall(sql, resultSetType, resultSetConcurrency, ResultSet.HOLD_CURSORS_OVER_COMMIT);
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	708 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	709
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	710 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	711 * 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	712 * 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	713 *
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	714 * Parameters:
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	715 * sql - a String object that is the SQL statement to be sent to the database; may contain on or more '?' 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	716 * Typically this statement is specified using JDBC call escape syntax.
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	717 * resultSetType - a result set type; one of ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE, or ResultSet.TYPE_SCROLL_SENSITIVE
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	718 * resultSetConcurrency - a concurrency type; one of ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	719 * resultSetHoldability - one of the following ResultSet constants: ResultSet.HOLD_CURSORS_OVER_COMMIT or ResultSet.CLOSE_CURSORS_AT_COMMIT
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	720 * Returns: a new CallableStatement object, containing the pre-compiled SQL statement, that will generate ResultSet objects with the given type, concurrency, and holdability
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	721 * Throws:
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	722 * SQLException - if a database access error occurs, this method is called on a closed connection or
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	723 * the given parameters are not ResultSet constants indicating type, concurrency, and holdability
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	724 * SQLFeatureNotSupportedException - if the JDBC driver does not support this method or
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	725 * this method is not supported for the specified result set type, result set holdability and result set 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	726 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	727 @Override
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	728 public CallableStatement prepareCall(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability)
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	729 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	730 {
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	731 throw new SQLFeatureNotSupportedException("prepareCall() not yet supported", "0A000");
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	732 /* a request to implement prepareCall() has already been logged, see https://www.monetdb.org/bugzilla/show_bug.cgi?id=6402 */
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	733 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	734
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	735 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	736 * Creates a PreparedStatement object for sending parameterized SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	737 * 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	738 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	739 * 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	740 * 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	741 * 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	742 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	743 * 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	744 * statements that benefit from precompilation. If the driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	745 * supports precompilation, the method prepareStatement will send
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	746 * 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	747 * 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	748 * 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	749 * 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	750 * 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	751 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	752 * Result sets created using the returned PreparedStatement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	753 * 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	754 * level of CONCUR_READ_ONLY.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	755 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	756 * @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	757 * parameter placeholders
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	758 * @return a new default PreparedStatement object containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	759 * pre-compiled SQL statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	760 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	761 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	762 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	763 public PreparedStatement prepareStatement(String sql) 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	764 return prepareStatement(sql, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY, ResultSet.HOLD_CURSORS_OVER_COMMIT);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	765 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	766
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	767 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	768 * Creates a PreparedStatement object that will generate ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	769 * 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	770 * 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	771 * 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	772 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	773 * @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	774 * 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	775 * @param resultSetType a result set type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	776 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	777 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	778 * @param resultSetConcurrency a concurrency type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	779 * ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	780 * @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	781 * 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	782 * type and concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	783 * @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	784 * 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	785 * type and concurrency
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	786 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	787 @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	788 public PreparedStatement prepareStatement(String sql, int resultSetType, int resultSetConcurrency) throws SQLException {
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 return prepareStatement(sql, resultSetType, resultSetConcurrency, ResultSet.HOLD_CURSORS_OVER_COMMIT);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	790 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	791
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	792 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	793 * Creates a PreparedStatement object that will generate ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	794 * 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	795 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	796 * 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	797 * 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	798 * holdability to be overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	799 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	800 * @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	801 * 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	802 * @param resultSetType one of the following ResultSet constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	803 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	804 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	805 * @param resultSetConcurrency one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	806 * constants: ResultSet.CONCUR_READ_ONLY or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	807 * ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	808 * @param resultSetHoldability one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	809 * 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	810 * ResultSet.CLOSE_CURSORS_AT_COMMIT
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	811 * @return a new PreparedStatement object, containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	812 * 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	813 * with the given type, concurrency, and holdability
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	814 * @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	815 * given parameters are not ResultSet constants indicating type,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	816 * concurrency, and holdability
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	817 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	818 @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	819 public PreparedStatement prepareStatement(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	820 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	821 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	822 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	823 PreparedStatement ret = new MonetPreparedStatement(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	824 this,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	825 resultSetType,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	826 resultSetConcurrency,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	827 resultSetHoldability,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	828 sql
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	829 );
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	830 // 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	831 statements.put(ret, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	832 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	833 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	834 throw new SQLException(e.toString(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	835 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	836 // we don't have to catch SQLException because that is declared to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	837 // be thrown
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	838 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	839
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	840 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	841 * Creates a default PreparedStatement object that has the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	842 * 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	843 * 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	844 * 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	845 * 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	846 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	847 * 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	848 * statements that benefit from precompilation. If the driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	849 * supports precompilation, the method prepareStatement will send
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	850 * 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	851 * 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	852 * 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	853 * 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	854 * 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	855 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	856 * Result sets created using the returned PreparedStatement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	857 * 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	858 * level of CONCUR_READ_ONLY.
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 * @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	861 * parameter placeholders
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	862 * @param autoGeneratedKeys a flag indicating whether auto-generated
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	863 * keys should be returned; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	864 * Statement.RETURN_GENERATED_KEYS or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	865 * Statement.NO_GENERATED_KEYS
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	866 * @return a new PreparedStatement object, containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	867 * 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	868 * of returning auto-generated keys
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	869 * @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	870 * given parameter is not a Statement constant indicating
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	871 * whether auto-generated keys should be returned
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	872 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	873 @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	874 public PreparedStatement prepareStatement(String sql, int autoGeneratedKeys) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	875 if (autoGeneratedKeys != Statement.RETURN_GENERATED_KEYS &&
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	876 autoGeneratedKeys != Statement.NO_GENERATED_KEYS)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	877 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	878
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	879 /* MonetDB has no way to disable this, so just do the normal
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	880 * thing ;) */
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	881 return prepareStatement(sql, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY);
0 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
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	884 /**
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	885 * 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	886 * 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	887 * 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	888 * 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	889 *
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	890 * 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	891 * 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	892 *
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	893 * 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	894 * 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	895 * 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	896 * 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	897 *
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	898 * 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	899 * 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	900 *
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	901 * Parameters:
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 * sql - an SQL statement that may contain one or more '?' IN parameter placeholders
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	903 * columnIndexes - an array of column indexes indicating the columns that should be returned from the inserted row or rows
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	904 * Returns:
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	905 * a new PreparedStatement object, containing the pre-compiled statement, that is capable of
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	906 * returning the auto-generated keys designated by the given array of column indexes
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	907 * Throws:
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	908 * SQLException - if a database access error occurs or this method is called on a closed connection
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	909 * SQLFeatureNotSupportedException - if the JDBC driver does not support this method
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	910 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	911 @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	912 public PreparedStatement prepareStatement(String sql, int[] columnIndexes) throws SQLException {
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	913 throw new SQLFeatureNotSupportedException("prepareStatement(String sql, int[] columnIndexes) not supported", "0A000");
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	914 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	915
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	916 /**
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	917 * 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	918 * 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	919 * 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	920 * 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	921 *
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	922 * 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	923 * 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	924 *
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	925 * 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	926 * 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	927 * 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	928 * 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	929 *
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	930 * 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	931 * 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	932 *
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	933 * Parameters:
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	934 * sql - an SQL statement that may contain one or more '?' IN parameter placeholders
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	935 * columnNames - an array of column names indicating the columns that should be returned from the inserted row or rows
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	936 * Returns:
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	937 * a new PreparedStatement object, containing the pre-compiled statement, that is capable of
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	938 * returning the auto-generated keys designated by the given array of column names
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	939 * Throws:
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	940 * SQLException - if a database access error occurs or this method is called on a closed connection
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	941 * SQLFeatureNotSupportedException - if the JDBC driver does not support this method
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	942 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	943 @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	944 public PreparedStatement prepareStatement(String sql, String[] columnNames) throws SQLException {
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	945 throw new SQLFeatureNotSupportedException("prepareStatement(String sql, String[] columnNames) not supported", "0A000");
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	946 }
0 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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	949 * 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	950 * 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	951 * cause an SQLException to be thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	952 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	953 * @param savepoint the Savepoint object to be removed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	954 * @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	955 * 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	956 * transaction
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	957 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	958 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	959 public void releaseSavepoint(Savepoint savepoint) throws SQLException {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	960 if (!(savepoint instanceof MonetSavepoint))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	961 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	962
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	963 MonetSavepoint sp = (MonetSavepoint)savepoint;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	964
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	965 // 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	966 // 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	967 sendTransactionCommand("RELEASE SAVEPOINT " + sp.getName());
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	968 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	969
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	970 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	971 * 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	972 * 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	973 * 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	974 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	975 * @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	976 * Connection object is in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	977 * @see #setAutoCommit(boolean)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	978 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	979 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	980 public void rollback() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	981 // 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	982 // 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	983 sendTransactionCommand("ROLLBACK");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	984 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	985
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 * 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	988 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	989 * 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	990 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	991 * @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	992 * @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	993 * 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	994 * object is currently in auto-commit mode
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	997 public void rollback(Savepoint savepoint) throws SQLException {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	998 if (!(savepoint instanceof MonetSavepoint))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	999 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	1000
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1001 MonetSavepoint sp = (MonetSavepoint)savepoint;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1002
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1003 // 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	1004 // 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	1005 sendTransactionCommand("ROLLBACK TO SAVEPOINT " + sp.getName());
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1006 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1007
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1008 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1009 * 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	1010 * 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	1011 * will be executed and committed as individual transactions.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1012 * 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	1013 * 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	1014 * 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	1015 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1016 * 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	1017 * 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	1018 * 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	1019 * 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	1020 * 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	1021 * 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	1022 * 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	1023 * 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	1024 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1025 * 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	1026 * transaction is committed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1027 *
8 a27ee2cb14a0 Replace String methods equals("") and "".equals( with isEmpty() Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 0 diff changeset	1028 * @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	1029 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1030 * @see #getAutoCommit()
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1031 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1032 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1033 public void setAutoCommit(boolean autoCommit) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1034 if (this.autoCommit != autoCommit) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1035 sendControlCommand("auto_commit " + (autoCommit ? "1" : "0"));
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1036 this.autoCommit = autoCommit;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1037 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1038 }
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 * 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	1042 * 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	1043 * 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	1044 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1045 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1046 public void setCatalog(String catalog) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1047 // silently ignore this request as MonetDB does not support catalogs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1048 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1049
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1050 /**
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1051 * 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	1052 * 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	1053 * 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	1054 *
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1055 * @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	1056 * 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	1057 * ResultSet.CLOSE_CURSORS_AT_COMMIT
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1058 * @see #getHoldability()
0 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
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1061 public void setHoldability(int holdability) throws SQLException {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1062 // 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	1063 if (holdability != 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	1064 throw new SQLFeatureNotSupportedException("setHoldability(CLOSE_CURSORS_AT_COMMIT) not supported", "0A000");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1065 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1066
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1067 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1068 * 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	1069 * 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	1070 * 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	1071 * to true here.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1072 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1073 * @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	1074 * @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	1075 * method is called during a transaction.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1076 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1077 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1078 public void setReadOnly(boolean readOnly) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1079 if (readOnly == true)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1080 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	1081 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1082
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1083 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1084 * 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	1085 * returns the new Savepoint object that represents it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1086 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1087 * @return the new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1088 * @throws SQLException if a database access error occurs or this Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1089 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1090 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1091 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1092 public Savepoint setSavepoint() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1093 // create a new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1094 MonetSavepoint sp = new MonetSavepoint();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1095
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1096 // 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	1097 // 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	1098 sendTransactionCommand("SAVEPOINT " + sp.getName());
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1099 return sp;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1100 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1101
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1102 /**
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1103 * 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	1104 * 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	1105 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1106 * @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	1107 * @return the new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1108 * @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	1109 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1110 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1111 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1112 public Savepoint setSavepoint(String name) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1113 // create a new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1114 MonetSavepoint sp;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1115 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1116 sp = new MonetSavepoint(name);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1117 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1118 throw new SQLException(e.getMessage(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1119 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1120
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1121 // 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	1122 // 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	1123 sendTransactionCommand("SAVEPOINT " + sp.getName());
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1124 return sp;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1125 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1126
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1127 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1128 * 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	1129 * 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	1130 * 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	1131 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1132 * @param level one of the following Connection constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1133 * Connection.TRANSACTION_READ_UNCOMMITTED,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1134 * Connection.TRANSACTION_READ_COMMITTED,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1135 * Connection.TRANSACTION_REPEATABLE_READ, or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1136 * Connection.TRANSACTION_SERIALIZABLE.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1137 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1138 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1139 public void setTransactionIsolation(int level) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1140 if (level != TRANSACTION_SERIALIZABLE) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1141 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	1142 "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	1143 "raised to TRANSACTION_SERIALIZABLE", "01M09");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1144 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1145 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1146
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1147 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1148 * 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	1149 * 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	1150 * mapping of SQL structured types and distinct types.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1151 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1152 * @param map the java.util.Map object to install as the replacement for
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1153 * this Connection object's default type map
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1154 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1155 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1156 public void setTypeMap(Map<String, Class<?>> map) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1157 typeMap = map;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1158 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1159
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1160 /**
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1161 * 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	1162 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1163 * @return a String representing this Object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1164 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1165 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1166 public String toString() {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1167 return "MonetDB Connection (" + getJDBCURL() + ") " +
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1168 (closed ? "connected" : "disconnected");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1169 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1170
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1171 //== 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	1172
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1173 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1174 * 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	1175 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1176 * 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	1177 * 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	1178 * 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	1179 * 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	1180 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1181 * 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	1182 * 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	1183 * 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	1184 * 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	1185 * 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	1186 * 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	1187 * 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	1188 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1189 * @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	1190 * 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	1191 * 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	1192 * 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	1193 * 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	1194 * @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	1195 * @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	1196 * 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	1197 * @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	1198 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1199 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1200 @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	1201 public java.sql.Array createArrayOf(String typeName, Object[] elements) throws SQLException {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1202 throw new SQLFeatureNotSupportedException("createArrayOf() not supported", "0A000");
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
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1205
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1206 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1207 * 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	1208 * 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	1209 * 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	1210 * 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	1211 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1212 * @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	1213 * @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	1214 * 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	1215 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1216 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1217 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1218 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	1219 return new MonetClob("");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1220 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1221
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1222 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1223 * 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	1224 * 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	1225 * 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	1226 * data to the Blob.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1227 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1228 * @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	1229 * @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	1230 * 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	1231 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1232 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1233 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1234 public java.sql.Blob createBlob() throws SQLException {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1235 byte[] buf = new byte[1];
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1236 return new MonetBlob(buf);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1237 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1238
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1239 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1240 * 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	1241 * 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	1242 * 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	1243 * 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	1244 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1245 * @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	1246 * @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	1247 * 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	1248 * @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	1249 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1250 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1251 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1252 public java.sql.NClob createNClob() throws SQLException {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1253 throw new SQLFeatureNotSupportedException("createNClob() not supported", "0A000");
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 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1257 * 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	1258 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1259 * @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	1260 * 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	1261 * 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	1262 * 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	1263 * @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	1264 * @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	1265 * 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	1266 * @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	1267 * 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	1268 * @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	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
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	1272 public java.sql.Struct createStruct(String typeName, Object[] attributes) throws SQLException {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1273 throw new SQLFeatureNotSupportedException("createStruct() not supported", "0A000");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1274 }
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 * 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	1278 * 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	1279 * 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	1280 * 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	1281 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1282 * @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	1283 * @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	1284 * 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	1285 * @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	1286 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1287 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1288 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1289 public java.sql.SQLXML createSQLXML() throws SQLException {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1290 throw new SQLFeatureNotSupportedException("createSQLXML() not supported", "0A000");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1291 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1292
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1293 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1294 * 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	1295 * 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	1296 * 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	1297 * 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	1298 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1299 * 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	1300 * 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	1301 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1302 * @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	1303 * 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	1304 * 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	1305 * 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	1306 * 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	1307 * @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	1308 * @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	1309 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1310 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1311 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1312 public boolean isValid(int timeout) throws SQLException {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1313 if (timeout < 0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1314 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	1315 if (closed)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1316 return false;
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 // ping db using query: select 1;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1319 Statement stmt = null;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1320 ResultSet rs = null;
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1321 boolean isValid = false;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1322 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1323 stmt = createStatement();
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1324 if (stmt != null) {
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1325 int original_timeout = stmt.getQueryTimeout();
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1326 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	1327 // 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	1328 stmt.setQueryTimeout(timeout);
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1329 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1330 rs = stmt.executeQuery("SELECT 1");
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1331 if (rs != null && rs.next()) {
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1332 isValid = true;
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1333 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1334 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	1335 // restore the original server timeout value
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1336 stmt.setQueryTimeout(original_timeout);
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1337 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1338 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1339 } catch (SQLException se) {
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1340 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	1341 // 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	1342 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	1343 // 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	1344 // 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	1345 // SQLState = 25005
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1346 isValid = true;
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1347 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1348 /* 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	1349 } finally {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1350 if (rs != null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1351 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1352 rs.close();
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1353 } catch (Exception e2) { /* ignore error */ }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1354 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1355 if (stmt != null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1356 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1357 stmt.close();
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1358 } catch (Exception e2) { /* ignore error */ }
45 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 }
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1361 return isValid;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1362 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1363
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1364 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1365 * 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	1366 * 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	1367 * 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	1368 * 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	1369 * 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	1370 * 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	1371 * 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	1372 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1373 * @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	1374 * @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	1375 * @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	1376 * 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	1377 * 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	1378 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1379 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1380 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1381 public String getClientInfo(String name) throws SQLException {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1382 if (name == null \|\| name.isEmpty())
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1383 return null;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1384 return conn_props.getProperty(name);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1385 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1386
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1387 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1388 * 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	1389 * 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	1390 * 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	1391 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1392 * @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	1393 * 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	1394 * @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	1395 * 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	1396 * 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	1397 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1398 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1399 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1400 public Properties getClientInfo() throws SQLException {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1401 // return a clone of the connection properties object
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1402 return new Properties(conn_props);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1403 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1404
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1405 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1406 * 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	1407 * 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	1408 * 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	1409 * for each property.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1410 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1411 * 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	1412 * 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	1413 * 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	1414 * 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	1415 * 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	1416 * 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	1417 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1418 * 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	1419 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1420 * 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	1421 * 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	1422 * 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	1423 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1424 * 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	1425 * 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	1426 * 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	1427 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1428 * 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	1429 * 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	1430 * 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	1431 * 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	1432 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1433 * @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	1434 * @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	1435 * 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	1436 * @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	1437 * 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	1438 * 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	1439 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1440 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1441 @Override
194 1296dbcc4958 Resolved javadoc many errors and warnings, such as: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 186 diff changeset	1442 public void setClientInfo(String name, String value) throws SQLClientInfoException {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1443 if (name == null \|\| name.isEmpty()) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1444 addWarning("setClientInfo: missing property name", "01M07");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1445 return;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1446 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1447 // If the value is null, the current value of the specified property is cleared.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1448 if (value == null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1449 if (conn_props.containsKey(name))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1450 conn_props.remove(name);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1451 return;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1452 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1453 // only set value for supported property names
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1454 if (name.equals("host") \|\|
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1455 name.equals("port") \|\|
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1456 name.equals("user") \|\|
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1457 name.equals("password") \|\|
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1458 name.equals("database") \|\|
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1459 name.equals("language") \|\|
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1460 name.equals("so_timeout") \|\|
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1461 name.equals("debug") \|\|
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1462 name.equals("hash") \|\|
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	1463 name.equals("treat_blob_as_binary") \|\|
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	1464 name.equals("treat_clob_as_varchar"))
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	1465 {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1466 conn_props.setProperty(name, value);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1467 } else {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1468 addWarning("setClientInfo: " + name + "is not a recognised property", "01M07");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1469 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1470 return;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1471 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1472
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1473 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1474 * 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	1475 * 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	1476 * 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	1477 * 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	1478 * 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	1479 * 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	1480 * 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	1481 * 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	1482 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1483 * 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	1484 * 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	1485 * 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	1486 * 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	1487 * 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	1488 * 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	1489 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1490 * @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	1491 * @throws SQLClientInfoException - if the database server returns an error
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1492 * while setting the clientInfo values on the database server
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1493 * or this method is called on a closed connection
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1494 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1495 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1496 @Override
194 1296dbcc4958 Resolved javadoc many errors and warnings, such as: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 186 diff changeset	1497 public void setClientInfo(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	1498 if (props != null) {
562dbfb2fee8 Prevent null pointer exception by checking props argument Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 45 diff changeset	1499 for (Entry<Object, Object> entry : props.entrySet()) {
562dbfb2fee8 Prevent null pointer exception by checking props argument Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 45 diff changeset	1500 setClientInfo(entry.getKey().toString(),
562dbfb2fee8 Prevent null pointer exception by checking props argument Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 45 diff changeset	1501 entry.getValue().toString());
562dbfb2fee8 Prevent null pointer exception by checking props argument Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 45 diff changeset	1502 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1503 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1504 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1505
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1506
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1507 //== Java 1.7 methods (JDBC 4.1)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1508
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 * Sets the given schema name to access.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1511 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1512 * @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	1513 * @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	1514 * 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	1515 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1516 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1517 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1518 public void setSchema(String schema) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1519 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1520 throw new SQLException("Cannot call on closed Connection", "M1M20");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1521 if (schema == null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1522 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	1523
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1524 Statement st = createStatement();
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1525 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1526 st.execute("SET SCHEMA \"" + schema + "\"");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1527 } finally {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1528 st.close();
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1529 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1530 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1531
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1532 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1533 * Retrieves this Connection object's current schema name.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1534 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1535 * @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	1536 * @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	1537 * 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	1538 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1539 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1540 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1541 public String getSchema() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1542 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1543 throw new SQLException("Cannot call on closed Connection", "M1M20");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1544
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1545 String cur_schema;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1546 Statement st = createStatement();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1547 ResultSet rs = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1548 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1549 rs = st.executeQuery("SELECT CURRENT_SCHEMA");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1550 if (!rs.next())
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1551 throw new SQLException("Row expected", "02000");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1552 cur_schema = rs.getString(1);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1553 } finally {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1554 if (rs != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1555 rs.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1556 st.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1557 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1558 return cur_schema;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1559 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1560
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1561 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1562 * Terminates an open connection. Calling abort results in:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1563 * * The connection marked as closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1564 * * Closes any physical connection to the database
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1565 * * Releases resources used by the connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1566 * * 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	1567 * 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	1568 * SQLException.
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1569 * 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	1570 * 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	1571 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1572 * @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	1573 * abort
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1574 * @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	1575 * executor is null
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1576 * @throws SecurityException if a security manager exists and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1577 * 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	1578 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1579 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1580 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1581 public void abort(Executor executor) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1582 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1583 return;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1584 if (executor == null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1585 throw new SQLException("executor is null", "M1M05");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1586 // this is really the simplest thing to do, it destroys
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1587 // everything (in particular the server connection)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1588 close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1589 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1590
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1591 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1592 * 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	1593 * 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	1594 * 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	1595 * 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	1596 * 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	1597 * 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	1598 * 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	1599 * SQLException.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1600 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1601 * @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	1602 * setNetworkTimeout
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1603 * @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	1604 * database operation to complete
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1605 * @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	1606 * 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	1607 * 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	1608 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1609 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1610 @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	1611 public void setNetworkTimeout(Executor executor, int millis) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1612 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1613 throw new SQLException("Cannot call on closed Connection", "M1M20");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1614 if (executor == null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1615 throw new SQLException("executor is null", "M1M05");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1616 if (millis < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1617 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	1618
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1619 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1620 server.setSoTimeout(millis);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1621 } 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	1622 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1623 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1624 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1625
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1626 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1627 * 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	1628 * 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	1629 * SQLException is thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1630 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1631 * @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	1632 * there is no limit
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1633 * @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	1634 * 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	1635 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1636 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1637 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1638 public int getNetworkTimeout() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1639 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1640 throw new SQLException("Cannot call on closed Connection", "M1M20");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1641
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1642 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1643 return server.getSoTimeout();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1644 } 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	1645 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1646 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1647 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1648
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1649
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1650 //== 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	1651
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1652
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1653 /**
194 1296dbcc4958 Resolved javadoc many errors and warnings, such as: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 186 diff changeset	1654 * @return the MonetDB JDBC Connection URL (without user name and password).
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1655 * Defined as public because it is called from: MonetDatabaseMetaData.java getURL()
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1656 */
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	1657 String getJDBCURL() {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1658 String language = "";
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1659 if (lang == LANG_MAL)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1660 language = "?language=mal";
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 return MonetDriver.MONETURL + hostname + ":" + port + "/" + database + language;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1662 }
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 /**
194 1296dbcc4958 Resolved javadoc many errors and warnings, such as: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 186 diff changeset	1665 * @return whether the JDBC BLOB type should be mapped to VARBINARY type.
175 8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	1666 * 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	1667 * instead of getBlob() and Blob.getBinaryStream() to reduce overhead.
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1668 */
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	1669 boolean mapBlobAsVarBinary() {
175 8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	1670 return treatBlobAsVarBinary;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1671 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1672
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	1673 /**
194 1296dbcc4958 Resolved javadoc many errors and warnings, such as: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 186 diff changeset	1674 * @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	1675 * 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	1676 * instead of getClob() and Clob.getCharacterStream() to reduce overhead.
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	1677 */
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	1678 boolean mapClobAsVarChar() {
175 8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	1679 return treatClobAsVarChar;
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	1680 }
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	1681
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	1682 /**
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	1683 * Internal utility method to query the server to find out if it has
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	1684 * 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	1685 * 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	1686 * This method is used by methods from MonetDatabaseMetaData.
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 214 diff changeset	1687 */
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	1688 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	1689 if (!queriedCommentsTable) {
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1690 hasCommentsTable = existsSysTable("comments");
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1691 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	1692 }
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1693 return hasCommentsTable;
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1694 }
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	1695
219 4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1696 /**
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1697 * Internal utility method to query the server to find out if it has
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1698 * the system table sys.privilege_codes (which is new as of Jul2017 release).
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1699 * The result is cached and reused, so that we only test the query once per connection.
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1700 * This method is used by methods from MonetDatabaseMetaData.
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1701 */
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1702 boolean privilege_codesTableExists() {
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1703 if (!queriedPrivilege_codesTable) {
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1704 hasPrivilege_codesTable = existsSysTable("privilege_codes");
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1705 queriedPrivilege_codesTable = 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	1706 }
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1707 return hasPrivilege_codesTable;
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1708 }
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1709
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1710 /**
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1711 * Internal utility method to query the server to find out if it has the system table sys.<tablename>.
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1712 */
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1713 private boolean existsSysTable(String tablename) {
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1714 boolean exists = false;
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	1715 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	1716 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	1717 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	1718 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	1719 if (stmt != null) {
219 4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1720 rs = stmt.executeQuery("SELECT id FROM sys._tables WHERE name = '"
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1721 + tablename
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1722 + "' 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	1723 if (rs != null) {
219 4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1724 exists = rs.next(); // if a row is available it exists, else not
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	1725 }
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	1726 }
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	1727 } 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	1728 /* 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	1729 } finally {
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	1730 if (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	1731 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	1732 rs.close();
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	1733 } catch (SQLException e) { /* 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	1734 }
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	1735 if (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	1736 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	1737 stmt.close();
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	1738 } catch (SQLException e) { /* 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	1739 }
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	1740 }
219 4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1741 // for debug: System.out.println("testTableExists(" + tablename + ") returns: " + exists);
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1742 return exists;
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	1743 }
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	1744
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	1745 /**
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	1746 * 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	1747 * 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	1748 * 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	1749 *
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	1750 * @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	1751 * @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	1752 */
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	1753 private void sendTransactionCommand(String command) throws SQLException {
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	1754 // create a container for the result
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	1755 ResponseList l = new ResponseList(0, 0, ResultSet.FETCH_FORWARD, ResultSet.CONCUR_READ_ONLY);
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	1756 // 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	1757 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	1758 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	1759 } 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	1760 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	1761 }
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	1762 }
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	1763
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1764 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1765 * Sends the given string to MonetDB as regular statement, making
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1766 * sure there is a prompt after the command is sent. All possible
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1767 * returned information is discarded. Encountered errors are
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1768 * reported.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1769 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1770 * @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	1771 * @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	1772 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1773 void sendIndependentCommand(String command) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1774 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1775 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1776 out.writeLine(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1777 (queryTempl[0] == null ? "" : queryTempl[0]) +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1778 command +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1779 (queryTempl[1] == null ? "" : queryTempl[1]));
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1780 String error = in.waitForPrompt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1781 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	1782 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	1783 } catch (SocketTimeoutException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1784 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	1785 throw new SQLNonTransientConnectionException("connection timed out", "08M33");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1786 } 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	1787 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1788 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1789 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1790 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1791
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1792 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1793 * Sends the given string to MonetDB as control statement, making
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1794 * sure there is a prompt after the command is sent. All possible
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1795 * returned information is discarded. Encountered errors are
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1796 * reported.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1797 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1798 * @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	1799 * @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	1800 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1801 void sendControlCommand(String command) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1802 // send X command
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1803 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1804 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1805 out.writeLine(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1806 (commandTempl[0] == null ? "" : commandTempl[0]) +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1807 command +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1808 (commandTempl[1] == null ? "" : commandTempl[1]));
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1809 String error = in.waitForPrompt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1810 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	1811 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	1812 } catch (SocketTimeoutException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1813 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	1814 throw new SQLNonTransientConnectionException("connection timed out", "08M33");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1815 } 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	1816 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1817 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1818 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1819 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1820
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1821 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1822 * Adds a warning to the pile of warnings this Connection object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1823 * has. If there were no warnings (or clearWarnings was called)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1824 * this warning will be the first, otherwise this warning will get
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1825 * appended to the current warning.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1826 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1827 * @param reason the warning message
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1828 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1829 void addWarning(String reason, String sqlstate) {
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	1830 SQLWarning warng = new SQLWarning(reason, sqlstate);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1831 if (warnings == null) {
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	1832 warnings = warng;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1833 } else {
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	1834 warnings.setNextWarning(warng);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1835 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1836 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1837
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1838 /** 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	1839 private static final int DEF_FETCHSIZE = 250;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1840 /** The sequence counter */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1841 private static int seqCounter = 0;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1842
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1843 /** An optional thread that is used for sending large queries */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1844 private SendThread sendThread = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1845
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1846 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1847 * 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	1848 * 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	1849 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1850 // {{{ interface Response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1851 interface Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1852 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1853 * 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	1854 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1855 * @param line the header line as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1856 * @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	1857 * @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	1858 * or additional lines are not allowed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1859 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1860 public abstract String addLine(String line, int linetype);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1861
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1862 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1863 * Returns whether this Reponse expects more lines to be added
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1864 * to it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1865 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1866 * @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	1867 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1868 public abstract boolean wantsMore();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1869
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1870 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1871 * 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	1872 * Response implementation.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1873 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1874 * @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	1875 * consistent or sufficient.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1876 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1877 public abstract void complete() throws SQLException;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1878
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1879 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1880 * 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	1881 * necessary clean up procedures.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1882 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1883 * @throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1884 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1885 public abstract void close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1886 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1887 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1888
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1889 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1890 * 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	1891 * 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	1892 * Response look like:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1893 * <pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1894 * &1 1 28 2 10
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1895 * # name, value # name
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1896 * # varchar, varchar # type
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1897 * </pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1898 * there the first line consists out of<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1899 * <tt>&"qt" "id" "tc" "cc" "rc"</tt>.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1900 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1901 // {{{ ResultSetResponse class implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1902 class ResultSetResponse implements Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1903 /** The number of columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1904 public final int columncount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1905 /** The total number of rows this result set has */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1906 public final int tuplecount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1907 /** The numbers of rows to retrieve per DataBlockResponse */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1908 private int cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1909 /** The table ID of this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1910 public final int id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1911 /** The names of the columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1912 private String[] name;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1913 /** The types of the columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1914 private String[] type;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1915 /** 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	1916 private int[] columnLengths;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1917 /** The table for each column in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1918 private String[] tableNames;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1919 /** The query sequence number */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1920 private final int seqnr;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1921 /** 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	1922 private DataBlockResponse[] resultBlocks;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1923
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1924 /** A bitmap telling whether the headers are set or not */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1925 private boolean[] isSet;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1926 /** Whether this Response is closed */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1927 private boolean closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1928
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1929 /** The Connection that we should use when requesting a new block */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1930 private MonetConnection.ResponseList parent;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1931 /** Whether the fetchSize was explitly set by the user */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1932 private boolean cacheSizeSetExplicitly = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1933 /** 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	1934 * if we close this Response */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1935 private boolean destroyOnClose;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1936 /** the offset to be used on Xexport queries */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1937 private int blockOffset = 0;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1938
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1939 /** A parser for header lines */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1940 HeaderLineParser hlp;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1941
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	1942 private static final int NAMES = 0;
4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	1943 private static final int TYPES = 1;
4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	1944 private static final int TABLES = 2;
4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	1945 private static final int LENS = 3;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1946
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1947
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1948 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1949 * Sole constructor, which requires a MonetConnection parent to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1950 * be given.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1951 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1952 * @param id the ID of the result set
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1953 * @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	1954 * @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	1955 * @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	1956 * @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	1957 * supply new result blocks when necessary
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1958 * @param seq the query sequence number
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1959 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1960 ResultSetResponse(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1961 int id,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1962 int tuplecount,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1963 int columncount,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1964 int rowcount,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1965 MonetConnection.ResponseList parent,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1966 int seq)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1967 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1968 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1969 isSet = new boolean[7];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1970 this.parent = parent;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1971 if (parent.cachesize == 0) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1972 /* 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	1973 * 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	1974 * 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	1975 * need to stick to our defaults. */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1976 cacheSize = MonetConnection.DEF_FETCHSIZE;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1977 cacheSizeSetExplicitly = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1978 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1979 cacheSize = parent.cachesize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1980 cacheSizeSetExplicitly = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1981 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1982 /* 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	1983 * 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	1984 * 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	1985 * 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	1986 * 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	1987 * (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	1988 * 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	1989 * because it's a pseudo SQL result.) */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1990 if (rowcount > cacheSize)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1991 cacheSize = rowcount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1992 seqnr = seq;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1993 closed = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1994 destroyOnClose = id > 0 && tuplecount > rowcount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1995
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1996 this.id = id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1997 this.tuplecount = tuplecount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1998 this.columncount = columncount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1999 this.resultBlocks =
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2000 new DataBlockResponse[(tuplecount / cacheSize) + 1];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2001
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2002 hlp = new HeaderLineParser(columncount);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2003
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2004 resultBlocks[0] = new DataBlockResponse(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2005 rowcount,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2006 parent.rstype == ResultSet.TYPE_FORWARD_ONLY
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2009
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2010 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2011 * 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	2012 * header appropriately, or passes it on to the underlying
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2013 * DataResponse.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2014 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2015 * @param tmpLine the string that contains the header
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2016 * @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	2017 * is unknown
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2018 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2019 // {{{ addLine
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2020 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2021 public String addLine(String tmpLine, int linetype) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2022 if (isSet[LENS] && isSet[TYPES] && isSet[TABLES] && isSet[NAMES]) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2023 return resultBlocks[0].addLine(tmpLine, linetype);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2024 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2025
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2026 if (linetype != BufferedMCLReader.HEADER)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2027 return "header expected, got: " + tmpLine;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2028
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2029 // 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	2030 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2031 switch (hlp.parse(tmpLine)) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2032 case HeaderLineParser.NAME:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2033 name = hlp.values.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2034 isSet[NAMES] = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2035 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2036 case HeaderLineParser.LENGTH:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2037 columnLengths = hlp.intValues.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2038 isSet[LENS] = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2039 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2040 case HeaderLineParser.TYPE:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2041 type = hlp.values.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2042 isSet[TYPES] = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2043 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2044 case HeaderLineParser.TABLE:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2045 tableNames = hlp.values.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2046 isSet[TABLES] = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2047 break;
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 } catch (MCLParseException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2050 return e.getMessage();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2051 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2052
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2053 // all is well
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2054 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2055 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2056 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2057
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2058 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2059 * Returns whether this ResultSetResponse needs more lines.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2060 * 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	2061 * first DataBlockResponse reports to want more.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2062 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2063 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2064 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2065 if (isSet[LENS] && isSet[TYPES] && isSet[TABLES] && isSet[NAMES]) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2066 return resultBlocks[0].wantsMore();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2067 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2068 return true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2069 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2070 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2071
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2072 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2073 * 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	2074 * ',\t' separators.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2075 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2076 * @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	2077 * @param start where the relevant data starts
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2078 * @param stop where the relevant data stops
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2079 * @return an array of Strings
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2080 */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2081 private final String[] getValues(char[] chrLine, int start, int stop) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2082 int elem = 0;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2083 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	2084
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2085 for (int i = start; i < stop; i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2086 if (chrLine[i] == '\t' && chrLine[i - 1] == ',') {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2087 values[elem++] =
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2088 new String(chrLine, start, i - 1 - start);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2089 start = i + 1;
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2092 // at the left over part
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2093 values[elem++] = new String(chrLine, start, stop - start);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2094
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2095 return values;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2096 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2097
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2098 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2099 * Adds the given DataBlockResponse to this ResultSetResponse at
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2100 * the given block position.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2101 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2102 * @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	2103 * @param rr the DataBlockResponse to add
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2104 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2105 void addDataBlockResponse(int offset, DataBlockResponse rr) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2106 int block = (offset - blockOffset) / cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2107 resultBlocks[block] = rr;
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2110 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2111 * 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	2112 * 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	2113 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2114 * @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	2115 * sufficient to be consistant
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2116 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2117 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2118 public void complete() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2119 String error = "";
136 4320e6891536 Replace AssertionError() with SQLException(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 90 diff changeset	2120 if (!isSet[NAMES]) error = "name header missing\n";
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2121 if (!isSet[TYPES]) error += "type header missing\n";
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2122 if (!isSet[TABLES]) error += "table name header missing\n";
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2123 if (!isSet[LENS]) error += "column width header missing\n";
136 4320e6891536 Replace AssertionError() with SQLException(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 90 diff changeset	2124 if (!error.isEmpty())
4320e6891536 Replace AssertionError() with SQLException(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 90 diff changeset	2125 throw new SQLException(error, "M0M10");
0 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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2129 * Returns the names of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2130 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2131 * @return the names of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2132 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2133 String[] getNames() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2134 return name;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2135 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2136
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2137 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2138 * Returns the types of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2139 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2140 * @return the types of the columns
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 String[] getTypes() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2143 return type;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2144 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2145
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2146 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2147 * Returns the tables of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2148 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2149 * @return the tables of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2150 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2151 String[] getTableNames() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2152 return tableNames;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2153 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2154
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2155 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2156 * Returns the lengths of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2157 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2158 * @return the lengths of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2159 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2160 int[] getColumnLengths() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2161 return columnLengths;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2162 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2163
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2164 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2165 * Returns the cache size used within this Response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2166 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2167 * @return the cache size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2168 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2169 int getCacheSize() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2170 return cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2171 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2172
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 * Returns the current block offset
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2175 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2176 * @return the current block offset
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2177 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2178 int getBlockOffset() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2179 return blockOffset;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2180 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2181
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2182 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2183 * Returns the ResultSet type, FORWARD_ONLY or not.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2184 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2185 * @return the ResultSet type
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 int getRSType() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2188 return parent.rstype;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2189 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2190
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2191 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2192 * Returns the concurrency of the ResultSet.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2193 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2194 * @return the ResultSet concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2195 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2196 int getRSConcur() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2197 return parent.rsconcur;
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2200 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2201 * 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	2202 * 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	2203 * 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	2204 * line is fetched it is returned.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2205 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2206 * @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	2207 * @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	2208 * 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	2209 * @throws SQLException if an database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2210 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2211 String getLine(int row) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2212 if (row >= tuplecount \|\| row < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2213 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2214
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2215 int block = (row - blockOffset) / cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2216 int blockLine = (row - blockOffset) % cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2217
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2218 // 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	2219 DataBlockResponse rawr = resultBlocks[block];
b8c007e86694 Improve readability Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 200 diff changeset	2220 if (rawr == null) {
b8c007e86694 Improve readability Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 200 diff changeset	2221 // load block
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2222 /// 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	2223 /// in memory when dealing with random access to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2224 /// reduce memory blow-up
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2225
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2226 // 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	2227 // block loaded
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2228 if (parent.rstype == ResultSet.TYPE_FORWARD_ONLY) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2229 for (int i = 0; i < block; i++)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2230 resultBlocks[i] = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2231
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2232 if (MonetConnection.seqCounter - 1 == seqnr &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2233 !cacheSizeSetExplicitly &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2234 tuplecount - row > cacheSize &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2235 cacheSize < MonetConnection.DEF_FETCHSIZE * 10)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2236 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2237 // there has no query been issued after this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2238 // one, so we can consider this an uninterrupted
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2239 // continuation request. Let's once increase
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2240 // the cacheSize as it was not explicitly set,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2241 // 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	2242 // bother anyone else by doing so, and just
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2243 // gaining some performance.
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 // store the previous position in the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2246 // blockOffset variable
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2247 blockOffset += cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2248
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2249 // increase the cache size (a lot)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2250 cacheSize *= 10;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2251
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2252 // by changing the cacheSize, we also
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2253 // change the block measures. Luckily
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2254 // we don't care about previous blocks
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2255 // because we have a forward running
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2256 // pointer only. However, we do have
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2257 // to recalculate the block number, to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2258 // ensure the next call to find this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2259 // new block.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2260 block = (row - blockOffset) / cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2261 blockLine = (row - blockOffset) % cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2262 }
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2265 // 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	2266 parent.executeQuery(commandTempl,
4320e6891536 Replace AssertionError() with SQLException(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 90 diff changeset	2267 "export " + id + " " + ((block * cacheSize) + blockOffset) + " " + cacheSize);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2268 rawr = resultBlocks[block];
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2269 if (rawr == null)
136 4320e6891536 Replace AssertionError() with SQLException(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 90 diff changeset	2270 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	2271 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2272
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2273 return rawr.getRow(blockLine);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2274 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2275
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2276 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2277 * 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	2278 * 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	2279 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2280 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2281 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2282 if (closed) return;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2283
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2284 // 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	2285 // 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	2286 // was larger than the reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2287 try {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2288 if (destroyOnClose)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2289 sendControlCommand("close " + id);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2290 } catch (SQLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2291 // probably a connection error...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2292 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2293
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2294 // close the data block associated with us
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2295 for (int i = 1; i < resultBlocks.length; i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2296 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	2297 if (r != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2298 r.close();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2299 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2300
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2301 closed = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2302 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2303
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2304 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2305 * Returns whether this Response is closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2306 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2307 * @return whether this Response is closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2308 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2309 boolean isClosed() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2310 return closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2311 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2312 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2313 // }}}
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	2314
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2315 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2316 * The DataBlockResponse is tabular data belonging to a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2317 * ResultSetResponse. Tabular data from the server typically looks
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2318 * like:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2319 * <pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2320 * [ "value", 56 ]
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2321 * </pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2322 * 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	2323 * by brackets ("[" and "]"). A DataBlockResponse object holds the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2324 * 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	2325 * easy retrieval.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2326 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2327 * 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	2328 * 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	2329 * 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	2330 * 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	2331 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2332 // {{{ DataBlockResponse class implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2333 static class DataBlockResponse implements Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2334 /** The String array to keep the data in */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2335 private final String[] data;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2336
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2337 /** 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	2338 private int pos;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2339 /** Whether we can discard lines as soon as we have read them */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2340 private boolean forwardOnly;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2341
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2342 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2343 * Constructs a DataBlockResponse object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2344 * @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	2345 * @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	2346 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2347 DataBlockResponse(int size, boolean forward) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2348 pos = -1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2349 data = new String[size];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2350 forwardOnly = forward;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2351 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2352
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 * addLine adds a String of data to this object's data array.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2355 * Note that an IndexOutOfBoundsException can be thrown when an
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2356 * 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	2357 * specified.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2358 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2359 * @param line the header line as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2360 * @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	2361 * @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	2362 * or additional lines are not allowed.
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 String addLine(String line, int linetype) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2366 if (linetype != BufferedMCLReader.RESULT)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2367 return "protocol violation: unexpected line in data block: " + line;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2368 // add to the backing array
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2369 data[++pos] = line;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2370
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2371 // all is well
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2372 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2373 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2374
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2375 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2376 * Returns whether this Reponse expects more lines to be added
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2377 * to it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2378 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2379 * @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	2380 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2381 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2382 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2383 // remember: pos is the value already stored
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2384 return pos + 1 < data.length;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2385 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2386
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 * 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	2389 * 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	2390 * 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	2391 * happen that this is NOT the case!
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2392 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2393 * @throws SQLException if not all rows are filled
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2396 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	2397 if ((pos + 1) != data.length)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2398 throw new SQLException("Inconsistent state detected! Current block capacity: "
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2399 + data.length + ", block usage: " + (pos + 1) + ". 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	2400 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2401
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2402 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2403 * 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	2404 * necessary clean up procedures.
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 * @throws SQLException
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2409 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2410 // feed all rows to the garbage collector
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2411 for (int i = 0; i < data.length; i++) data[i] = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2412 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2413
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2414 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2415 * 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	2416 * is out of bounds, an IndexOutOfBoundsException will be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2417 * thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2418 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2419 * @param line the row to retrieve
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2420 * @return the requested row as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2421 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2422 String getRow(int line) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2423 if (forwardOnly) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2424 String ret = data[line];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2425 data[line] = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2426 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2427 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2428 return data[line];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2429 }
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 }
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2434 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2435 * The UpdateResponse represents an update statement response. It
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2436 * 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	2437 * 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	2438 * 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	2439 * -1 if not applicable.<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2440 * <tt>&2 0 -1</tt>
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 // {{{ UpdateResponse class implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2443 static class UpdateResponse implements Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2444 public final int count;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2445 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	2446
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2447 public UpdateResponse(int cnt, String id) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2448 // fill the blank finals
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2449 this.count = cnt;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2450 this.lastid = id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2451 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2452
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2453 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2454 public String addLine(String line, int linetype) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2455 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	2456 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2457
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2458 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2459 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2460 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2461 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2462
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2463 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2464 public void complete() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2465 // empty, because there is nothing to check
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2466 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2467
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2468 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2469 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2470 // nothing to do here...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2471 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2472 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2473 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2474
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2475 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2476 * The SchemaResponse represents an schema modification response.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2477 * 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	2478 * 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	2479 * 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	2480 * 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	2481 * server.<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2482 * <tt>&3</tt>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2483 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2484 // {{{ SchemaResponse class implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2485 class SchemaResponse implements Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2486 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	2487
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2488 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2489 public String addLine(String line, int linetype) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2490 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	2491 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2492
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2493 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2494 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2495 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2496 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2497
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2498 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2499 public void complete() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2500 // empty, because there is nothing to check
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2501 }
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2504 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2505 // nothing to do here...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2506 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2511 * The AutoCommitResponse represents a transaction message. It
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2512 * stores (a change in) the server side auto commit mode.<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2513 * <tt>&4 (t\|f)</tt>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2514 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2515 // {{{ AutoCommitResponse class implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2516 class AutoCommitResponse extends SchemaResponse {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2517 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	2518
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2519 public AutoCommitResponse(boolean ac) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2520 // fill the blank final
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2521 this.autocommit = ac;
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2524 // }}}
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 * 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	2528 * 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	2529 * responsibility to the caller to prevent concurrent access.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2530 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2531 // {{{ ResponseList class implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2532 class ResponseList {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2533 /** 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	2534 private final int cachesize;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2535 /** The maximum number of results for this query */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2536 private final int maxrows;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2537 /** The ResultSet type to produce */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2538 private final int rstype;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2539 /** The ResultSet concurrency to produce */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2540 private final int rsconcur;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2541 /** 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	2542 private final int seqnr;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2543 /** 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	2544 * in the right order */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2545 private List<Response> responses;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2546 /** A map of ResultSetResponses, used for additional
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2547 * DataBlockResponse mapping */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2548 private Map<Integer, ResultSetResponse> rsresponses;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2549
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2550 /** The current header returned by getNextResponse() */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2551 private int curResponse;
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2554 * Main constructor. The query argument can either be a String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2555 * or List. An SQLException is thrown if another object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2556 * instance is supplied.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2557 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2558 * @param cachesize overall cachesize to use
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2559 * @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	2560 * @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	2561 * @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	2562 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2563 ResponseList(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2564 int cachesize,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2565 int maxrows,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2566 int rstype,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2567 int rsconcur
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2568 ) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2569 this.cachesize = cachesize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2570 this.maxrows = maxrows;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2571 this.rstype = rstype;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2572 this.rsconcur = rsconcur;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2573 responses = new ArrayList<Response>();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2574 curResponse = -1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2575 seqnr = MonetConnection.seqCounter++;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2576 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2577
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 * 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	2580 * no more responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2581 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2582 * @return the next Response available or null
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2583 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2584 Response getNextResponse() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2585 if (rstype == ResultSet.TYPE_FORWARD_ONLY) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2586 // free resources if we're running forward only
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2587 if (curResponse >= 0 && curResponse < responses.size()) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2588 Response tmp = responses.get(curResponse);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2589 if (tmp != null) tmp.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2590 responses.set(curResponse, null);
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2593 curResponse++;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2594 if (curResponse >= responses.size()) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2595 // ResponseList is obviously completed so, there are no
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2596 // more responses
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2597 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2598 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2599 // return this response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2600 return responses.get(curResponse);
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2605 * Closes the Reponse at index i, if not null.
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 * @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	2608 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2609 void closeResponse(int i) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2610 if (i < 0 \|\| i >= responses.size()) return;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2611 Response tmp = responses.set(i, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2612 if (tmp != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2613 tmp.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2614 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2615
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2616 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2617 * Closes the current response.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2618 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2619 void closeCurrentResponse() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2620 closeResponse(curResponse);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2621 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2622
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2623 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2624 * Closes the current and previous responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2625 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2626 void closeCurOldResponses() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2627 for (int i = curResponse; i >= 0; i--) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2628 closeResponse(i);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2629 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2630 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2631
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2632 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2633 * 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	2634 * ResponseList.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2635 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2636 void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2637 for (int i = 0; i < responses.size(); i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2638 closeResponse(i);
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 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2643 * Returns whether this ResponseList has still unclosed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2644 * Responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2645 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2646 boolean hasUnclosedResponses() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2647 for (Response r : responses) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2648 if (r != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2649 return true;
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 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2652 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2653
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2654 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2655 * Executes the query contained in this ResponseList, and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2656 * 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	2657 * ResponseList.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2658 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2659 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2660 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2661 void processQuery(String query) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2662 executeQuery(queryTempl, query);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2663 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2664
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2665 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2666 * Internal executor of queries.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2667 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2668 * @param templ the template to fill in
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2669 * @param the query to execute
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2670 * @throws SQLException if a database error occurs
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 @SuppressWarnings("fallthrough")
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2673 void executeQuery(String[] templ, String query)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2674 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2675 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2676 boolean sendThreadInUse = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2677 String error = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2678
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2679 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2680 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2681 // 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	2682 // 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	2683 // 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	2684 // lines. Ignore errors from previous result sets.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2685 in.waitForPrompt();
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 // {{{ set reply size
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 * 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	2690 * 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	2691 * 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	2692 * prompt after the server sent it's header.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2693 */
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	2694 int size = (cachesize == 0 ? DEF_FETCHSIZE : cachesize);
dd12348c41cf Improvement: only extend typeMap when the property was set to true. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 175 diff changeset	2695 if (maxrows > 0 && maxrows < size)
dd12348c41cf Improvement: only extend typeMap when the property was set to true. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 175 diff changeset	2696 size = maxrows;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2697 // 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	2698 if (lang == LANG_SQL && size != curReplySize && templ != commandTempl) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2699 sendControlCommand("reply_size " + size);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2700
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2701 // store the reply size after a successful change
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2702 curReplySize = size;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2703 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2704 // }}} set reply size
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 // If the query is larger than the TCP buffer size, use a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2707 // special send thread to avoid deadlock with the server due
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2708 // to blocking behaviour when the buffer is full. Because
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2709 // the server will be writing back results to us, it will
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2710 // eventually block as well when its TCP buffer gets full,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2711 // as we are blocking an not consuming from it. The result
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2712 // is a state where both client and server want to write,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2713 // but block.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2714 if (query.length() > MapiSocket.BLOCK) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2715 // get a reference to the send thread
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2716 if (sendThread == null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2717 sendThread = new SendThread(out);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2718 // tell it to do some work!
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2719 sendThread.runQuery(templ, query);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2720 sendThreadInUse = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2721 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2722 // this is a simple call, which is a lot cheaper and will
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2723 // always succeed for small queries.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2724 out.writeLine(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2725 (templ[0] == null ? "" : templ[0]) +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2726 query +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2727 (templ[1] == null ? "" : templ[1]));
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2728 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2729
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2730 // go for new results
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2731 String tmpLine = in.readLine();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2732 int linetype = in.getLineType();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2733 Response res = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2734 while (linetype != BufferedMCLReader.PROMPT) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2735 // each response should start with a start of header
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2736 // (or error)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2737 switch (linetype) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2738 case BufferedMCLReader.SOHEADER:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2739 // make the response object, and fill it
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2740 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2741 switch (sohp.parse(tmpLine)) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2742 case StartOfHeaderParser.Q_PARSE:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2743 throw new MCLParseException("Q_PARSE header not allowed here", 1);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2744 case StartOfHeaderParser.Q_TABLE:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2745 case StartOfHeaderParser.Q_PREPARE: {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2746 int id = sohp.getNextAsInt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2747 int tuplecount = sohp.getNextAsInt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2748 int columncount = sohp.getNextAsInt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2749 int rowcount = sohp.getNextAsInt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2750 // enforce the maxrows setting
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2751 if (maxrows != 0 && tuplecount > maxrows)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2752 tuplecount = maxrows;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2753 res = new ResultSetResponse(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2754 id,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2755 tuplecount,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2756 columncount,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2757 rowcount,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2758 this,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2759 seqnr
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2760 );
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2761 // only add this resultset to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2762 // the hashmap if it can possibly
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2763 // have an additional datablock
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2764 if (rowcount < tuplecount) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2765 if (rsresponses == null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2766 rsresponses = new HashMap<Integer, ResultSetResponse>();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2767 rsresponses.put(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2768 Integer.valueOf(id),
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2769 (ResultSetResponse) res
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2772 } break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2773 case StartOfHeaderParser.Q_UPDATE:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2774 res = new UpdateResponse(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2775 sohp.getNextAsInt(), // count
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2776 sohp.getNextAsString() // key-id
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 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2779 case StartOfHeaderParser.Q_SCHEMA:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2780 res = new SchemaResponse();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2781 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2782 case StartOfHeaderParser.Q_TRANS:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2783 boolean ac = sohp.getNextAsString().equals("t") ? true : false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2784 if (autoCommit && ac) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2785 addWarning("Server enabled auto commit " +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2786 "mode while local state " +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2787 "already was auto commit.", "01M11"
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2790 autoCommit = ac;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2791 res = new AutoCommitResponse(ac);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2792 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2793 case StartOfHeaderParser.Q_BLOCK: {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2794 // a new block of results for a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2795 // response...
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2796 int id = sohp.getNextAsInt();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2797 sohp.getNextAsInt(); // columncount
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2798 int rowcount = sohp.getNextAsInt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2799 int offset = sohp.getNextAsInt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2800 ResultSetResponse t =
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2801 rsresponses.get(Integer.valueOf(id));
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2802 if (t == null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2803 error = "M0M12!no ResultSetResponse with id " + id + " found";
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2804 break;
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2807 DataBlockResponse r =
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2808 new DataBlockResponse(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2809 rowcount, // rowcount
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2810 t.getRSType() == ResultSet.TYPE_FORWARD_ONLY
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 t.addDataBlockResponse(offset, r);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2814 res = r;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2815 } break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2816 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2817 } catch (MCLParseException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2818 error = "M0M10!error while parsing start of header:\n" +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2819 e.getMessage() +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2820 " found: '" + tmpLine.charAt(e.getErrorOffset()) + "'" +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2821 " in: \"" + tmpLine + "\"" +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2822 " at pos: " + e.getErrorOffset();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2823 // flush all the rest
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2824 in.waitForPrompt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2825 linetype = in.getLineType();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2826 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2827 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2828
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2829 // immediately handle errors after parsing
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2830 // the header (res may be null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2831 if (error != null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2832 in.waitForPrompt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2833 linetype = in.getLineType();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2834 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2835 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2836
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2837 // here we have a res object, which
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2838 // we can start filling
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2839 while (res.wantsMore()) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2840 error = res.addLine(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2841 in.readLine(),
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2842 in.getLineType()
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2843 );
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2844 if (error != null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2845 // right, some protocol violation,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2846 // skip the rest of the result
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2847 error = "M0M10!" + error;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2848 in.waitForPrompt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2849 linetype = in.getLineType();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2850 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2851 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2852 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2853 if (error != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2854 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2855 // it is of no use to store
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2856 // DataBlockReponses, you never want to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2857 // retrieve them directly anyway
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2858 if (!(res instanceof DataBlockResponse))
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2859 responses.add(res);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2860
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2861 // read the next line (can be prompt, new
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2862 // result, error, etc.) before we start the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2863 // loop over
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2864 tmpLine = in.readLine();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2865 linetype = in.getLineType();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2866 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2867 case BufferedMCLReader.INFO:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2868 addWarning(tmpLine.substring(1), "01000");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2869
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2870 // read the next line (can be prompt, new
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2871 // result, error, etc.) before we start the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2872 // loop over
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2873 tmpLine = in.readLine();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2874 linetype = in.getLineType();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2875 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2876 default: // Yeah... in Java this is correct!
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2877 // we have something we don't
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2878 // expect/understand, let's make it an error
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2879 // message
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2880 tmpLine = "!M0M10!protocol violation, unexpected line: " + tmpLine;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2881 // don't break; fall through...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2882 case BufferedMCLReader.ERROR:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2883 // read everything till the prompt (should be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2884 // error) we don't know if we ignore some
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2885 // garbage here... but the log should reveal
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2886 // that
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2887 error = in.waitForPrompt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2888 linetype = in.getLineType();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2889 if (error != null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2890 error = tmpLine.substring(1) + "\n" + error;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2891 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2892 error = tmpLine.substring(1);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2893 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2894 break;
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2897 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2898
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2899 // if we used the sendThread, make sure it has finished
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2900 if (sendThreadInUse) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2901 String tmp = sendThread.getErrors();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2902 if (tmp != null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2903 if (error == null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2904 error = "08000!" + tmp;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2905 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2906 error += "\n08000!" + tmp;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2907 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2908 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2909 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2910 if (error != null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2911 SQLException ret = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2912 String[] errors = error.split("\n");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2913 for (int i = 0; i < errors.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	2914 SQLException 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	2915 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	2916 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	2917 } 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	2918 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	2919 }
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08) Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 136 diff changeset	2920 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	2921 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	2922 } 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	2923 ret.setNextException(newErr);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2924 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2925 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2926 throw ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2927 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2928 } catch (SocketTimeoutException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2929 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	2930 throw new SQLNonTransientConnectionException("connection timed out", "08M33");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2931 } catch (IOException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2932 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	2933 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	2934 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2935 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2936 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2937 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2938
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2939 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2940 * A thread to send a query to the server. When sending large
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2941 * amounts of data to a server, the output buffer of the underlying
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2942 * communication socket may overflow. In such case the sending
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2943 * process blocks. In order to prevent deadlock, it might be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2944 * desirable that the driver as a whole does not block. This thread
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2945 * facilitates the prevention of such 'full block', because this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2946 * separate thread only will block.<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2947 * This thread is designed for reuse, as thread creation costs are
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2948 * high.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2949 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2950 // {{{ SendThread class implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2951 static class SendThread extends Thread {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2952 /** The state WAIT represents this thread to be waiting for
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2953 * something to do */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2954 private static final int WAIT = 0;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2955 /** The state QUERY represents this thread to be executing a query */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2956 private static final int QUERY = 1;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2957 /** The state SHUTDOWN is the final state that ends this thread */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2958 private static final int SHUTDOWN = -1;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2959
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2960 private String[] templ;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2961 private String query;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2962 private BufferedMCLWriter out;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2963 private String error;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2964 private int state = WAIT;
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	2965
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2966 final Lock sendLock = new ReentrantLock();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2967 final Condition queryAvailable = sendLock.newCondition();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2968 final Condition waiting = sendLock.newCondition();
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 * Constructor which immediately starts this thread and sets it
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2972 * into daemon mode.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2973 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2974 * @param monet the socket to write to
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 public SendThread(BufferedMCLWriter out) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2977 super("SendThread");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2978 setDaemon(true);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2979 this.out = out;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2980 start();
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2984 public void run() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2985 sendLock.lock();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2986 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2987 while (true) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2988 while (state == WAIT) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2989 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2990 queryAvailable.await();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2991 } catch (InterruptedException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2992 // woken up, eh?
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 if (state == SHUTDOWN)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2996 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2997
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2998 // state is QUERY here
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2999 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3000 out.writeLine(
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3001 (templ[0] == null ? "" : templ[0]) +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3002 query +
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3003 (templ[1] == null ? "" : templ[1]));
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3004 } catch (IOException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3005 error = e.getMessage();
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 // update our state, and notify, maybe someone is waiting
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3009 // for us in throwErrors
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3010 state = WAIT;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3011 waiting.signal();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3012 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3013 } finally {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3014 sendLock.unlock();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3015 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3016 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3019 * Starts sending the given query over the given socket. Beware
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3020 * that the thread should be finished (can be assured by calling
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3021 * throwErrors()) before this method is called!
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3022 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3023 * @param templ the query template
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3024 * @param query the query itself
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3025 * @throws SQLException if this SendThread is already in use
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3026 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3027 public void runQuery(String[] templ, String query) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3028 sendLock.lock();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3029 try {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	3030 if (state != WAIT)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3031 throw new SQLException("SendThread already in use or shutting down!", "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3032
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3033 this.templ = templ;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3034 this.query = query;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3035
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3036 // let the thread know there is some work to do
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3037 state = QUERY;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3038 queryAvailable.signal();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3039 } finally {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3040 sendLock.unlock();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3041 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3042 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3045 * Returns errors encountered during the sending process.
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 * @return the errors or null if none
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3048 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3049 public String getErrors() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3050 sendLock.lock();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3051 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3052 // make sure the thread is in WAIT state, not QUERY
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3053 while (state == QUERY) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3054 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3055 waiting.await();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3056 } catch (InterruptedException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3057 // just try again
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3058 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3059 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3060 if (state == SHUTDOWN)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3061 error = "SendThread is shutting down";
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3062 } finally {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3063 sendLock.unlock();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3064 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3065 return error;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3066 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3067
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3068 /**
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	3069 * Requests this SendThread to stop.
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3070 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3071 public void shutdown() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3072 sendLock.lock();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3073 state = SHUTDOWN;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3074 sendLock.unlock();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3075 this.interrupt(); // break any wait conditions
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3076 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3077 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3078 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3079 }

Mercurial > hg > monetdb-java

annotate src/main/java/nl/cwi/monetdb/jdbc/MonetConnection.java @ 219:4572f0694fde