monetdb-java: src/main/java/org/monetdb/jdbc/MonetConnection.java annotate

annotate src/main/java/org/monetdb/jdbc/MonetConnection.java @ 451:3dfcd06fd8ba

Correcting typos in documentation text. Also improved the readability of the generated javadoc documents.

author	Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
date	Thu, 04 Mar 2021 18:57:51 +0100 (2021-03-04)
parents	84f6d86ed590
children	0e21097f438b

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 *
406 bf9f6b6ecf40 Update Copyright year. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 391 diff changeset	6 * Copyright 1997 - July 2008 CWI, August 2008 - 2021 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
391 f523727db392 Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.* Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 381 diff changeset	9 package org.monetdb.jdbc;
0 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;
266 eefa7f625673 Resolve javadoc errors: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 262 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.Map;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	31 import java.util.Map.Entry;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	32 import java.util.Properties;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	33 import java.util.WeakHashMap;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	34 import java.util.concurrent.Executor;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	35
391 f523727db392 Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.* Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 381 diff changeset	36 import org.monetdb.mcl.io.BufferedMCLReader;
f523727db392 Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.* Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 381 diff changeset	37 import org.monetdb.mcl.io.BufferedMCLWriter;
422 8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	38 import org.monetdb.mcl.net.HandshakeOptions;
391 f523727db392 Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.* Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 381 diff changeset	39 import org.monetdb.mcl.net.MapiSocket;
f523727db392 Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.* Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 381 diff changeset	40 import org.monetdb.mcl.parser.HeaderLineParser;
f523727db392 Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.* Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 381 diff changeset	41 import org.monetdb.mcl.parser.MCLParseException;
f523727db392 Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.* Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 381 diff changeset	42 import org.monetdb.mcl.parser.StartOfHeaderParser;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	43
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	44 /**
451 3dfcd06fd8ba Correcting typos in documentation text. Also improved the readability of the generated javadoc documents. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 441 diff changeset	45 *<pre>
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	46 * 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	47 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	48 * 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	49 * 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	50 * 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	51 * 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	52 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	53 * 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	54 * 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	55 * 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	56 * 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	57 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	58 * 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	59 * 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	60 * 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	61 * 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	62 * 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	63 *
451 3dfcd06fd8ba Correcting typos in documentation text. Also improved the readability of the generated javadoc documents. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 441 diff changeset	64 * The current state of this class is that it nearly implements the
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	65 * whole Connection interface.
451 3dfcd06fd8ba Correcting typos in documentation text. Also improved the readability of the generated javadoc documents. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 441 diff changeset	66 *</pre>
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	67 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	68 * @author Fabian Groffen
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	69 * @author Martin van Dinther
416 b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	70 * @version 1.6
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	71 */
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	72 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	73 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	74 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	75 {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	76 /** 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	77 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	78
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	79 /** The hostname to connect to */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	80 private final String hostname;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	81 /** The port to connect on the host to */
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	82 private int port;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	83 /** The database to use (currently not used) */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	84 private final String database;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	85 /** The username to use when authenticating */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	86 private final String username;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	87 /** The password to use when authenticating */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	88 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	89
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	90 /** A connection to mserver5 using a TCP socket */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	91 private final MapiSocket server;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	92 /** The Reader from the server */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	93 private final BufferedMCLReader in;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	94 /** The Writer to the server */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	95 private final BufferedMCLWriter out;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	96
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	97 /** A StartOfHeaderParser declared for reuse. */
414 1e278695fe54 Small improvements: adding some final keywords, removing unnecesary initialisations, improve comments. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 408 diff changeset	98 private final StartOfHeaderParser sohp = new StartOfHeaderParser();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	99
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	100 /** 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	101 private boolean closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	102
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	103 /** Whether this Connection is in autocommit mode */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	104 private boolean autoCommit = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	105
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	106 /** The stack of warnings for this Connection object */
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	107 private SQLWarning warnings;
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	108
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	109 /** The Connection specific mapping of user defined types to Java types */
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	110 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	111 private static final long serialVersionUID = 1L;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	112 {
391 f523727db392 Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.* Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 381 diff changeset	113 put("inet", org.monetdb.jdbc.types.INET.class);
f523727db392 Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.* Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 381 diff changeset	114 put("url", org.monetdb.jdbc.types.URL.class);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	115 }
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	118 // 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	119 // 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	120 /** A Map containing all (active) Statements created from this Connection */
414 1e278695fe54 Small improvements: adding some final keywords, removing unnecesary initialisations, improve comments. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 408 diff changeset	121 private final WeakHashMap<Statement,?> statements = new WeakHashMap<Statement, Object>();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	122
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	123 /** The number of results we receive from the server at once */
434 57d46c34c649 default server reply size is 100, not -1 Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 433 diff changeset	124 private int curReplySize = 100; // server default
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	125
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	126 /** A template to apply to each query (like pre and post fixes), filled in constructor */
336 5826913bdc6d commandTempl[2] is never used, so no need to allocate and initialise it. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 335 diff changeset	127 // note: it is made public to the package as queryTempl[2] is used from MonetStatement
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	128 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	129
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 command (like pre and post fixes), filled in constructor */
336 5826913bdc6d commandTempl[2] is never used, so no need to allocate and initialise it. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 335 diff changeset	131 private final String[] commandTempl = new String[2]; // pre, post
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	132
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	133 /** the SQL language */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	134 private static final int LANG_SQL = 0;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	135 /** 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	136 private static final int LANG_MAL = 3;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	137 /** an unknown language */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	138 private static final int LANG_UNKNOWN = -1;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	139 /** The language which is used */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	140 private final int lang;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	141
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	142 /** Whether or not BLOB is mapped to Types.VARBINARY instead of Types.BLOB within this connection */
414 1e278695fe54 Small improvements: adding some final keywords, removing unnecesary initialisations, improve comments. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 408 diff changeset	143 private boolean treatBlobAsVarBinary = true; // turned on by default for optimal performance (from JDBC Driver release 2.30 onwards)
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	144 /** Whether or not CLOB is mapped to Types.VARCHAR instead of Types.CLOB within this connection */
414 1e278695fe54 Small improvements: adding some final keywords, removing unnecesary initialisations, improve comments. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 408 diff changeset	145 private boolean treatClobAsVarChar = true; // turned on by default for optimal performance (from JDBC Driver release 2.30 onwards)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	146
271 4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	147 /** The last set query timeout on the server as used by Statement, PreparedStatement and CallableStatement */
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	148 protected int lastSetQueryTimeout; // 0 means no timeout, which is the default on the server
249 46385d8ff8c9 Improve the implementation of Statement methods getQueryTimeout() and setQueryTimeout(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 243 diff changeset	149
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	150
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	151 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	152 * 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	153 * 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	154 * 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	155 * createStatement() call. This constructor is only accessible to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	156 * classes from the jdbc package.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	157 *
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	158 * @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	159 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	160 * @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	161 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	162 MonetConnection(final Properties props)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	163 throws SQLException, IllegalArgumentException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	164 {
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	165 // 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	166 // 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	167 // 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	168 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	169 if (this.hostname != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	170 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	171
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	172 final String port_prop = props.getProperty("port");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	173 if (port_prop != null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	174 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	175 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	176 } catch (NumberFormatException e) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	177 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	178 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	179 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	180 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	181
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	182 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	183 if (this.database != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	184 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	185
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	186 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	187 if (this.username != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	188 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	189
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	190 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	191 if (this.password != 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("password", this.password);
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 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	195 if (language != 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("language", language);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	197
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	198 boolean debug = false;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	199 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	200 if (debug_prop != null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	201 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	202 conn_props.setProperty("debug", Boolean.toString(debug));
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	203 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	204
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	205 final String hash = props.getProperty("hash");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	206 if (hash != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	207 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	208
423 de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	209 final String fetchsize_prop = props.getProperty("fetchsize");
de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	210 if (fetchsize_prop != null) {
428 0b808a4d4f1f Catch and warn about invalid fetch sizes. Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 425 diff changeset	211 try {
0b808a4d4f1f Catch and warn about invalid fetch sizes. Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 425 diff changeset	212 int fetchsize = Integer.parseInt(fetchsize_prop);
433 b31eaa9e958f fetchsize is allowed to be -1 Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 432 diff changeset	213 if (fetchsize > 0 \|\| fetchsize == -1) {
428 0b808a4d4f1f Catch and warn about invalid fetch sizes. Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 425 diff changeset	214 this.defaultFetchSize = fetchsize;
0b808a4d4f1f Catch and warn about invalid fetch sizes. Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 425 diff changeset	215 conn_props.setProperty("fetchsize", fetchsize_prop);
0b808a4d4f1f Catch and warn about invalid fetch sizes. Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 425 diff changeset	216 } else {
433 b31eaa9e958f fetchsize is allowed to be -1 Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 432 diff changeset	217 addWarning("Fetch size must either be positive or -1. Value " + fetchsize + " ignored", "M1M05");
428 0b808a4d4f1f Catch and warn about invalid fetch sizes. Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 425 diff changeset	218 }
441 84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	219 } catch (NumberFormatException e) {
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	220 addWarning("Unable to parse fetch size number from: " + fetchsize_prop, "M1M05");
423 de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	221 }
de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	222 }
de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	223
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	224 final String treatBlobAsVarBinary_prop = props.getProperty("treat_blob_as_binary");
175 8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	225 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	226 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	227 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	228 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	229 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	230 }
8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	231
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	232 final String treatClobAsVarChar_prop = props.getProperty("treat_clob_as_varchar");
175 8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	233 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	234 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	235 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	236 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	237 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	238 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	239
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	240 int sockTimeout = 0;
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	241 final String so_timeout_prop = props.getProperty("so_timeout");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	242 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	243 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	244 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	245 if (sockTimeout < 0) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	246 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	247 sockTimeout = 0;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	248 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	249 } catch (NumberFormatException e) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	250 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	251 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	252 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	253 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	254
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	255 // check mandatory input arguments
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	256 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	257 throw new IllegalArgumentException("Missing or empty host name");
225 5ddb1f20d5d5 Socket may also throw an UnknownHostException. Add it to MapiSocket.connect() and catch it in MonetConnection(Properties props). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 219 diff changeset	258 if (port <= 0 \|\| port > 65535)
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	259 throw new IllegalArgumentException("Invalid port number: " + port
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	260 + ". It should not be " + (port < 0 ? "negative" : (port > 65535 ? "larger than 65535" : "0")));
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	261 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	262 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	263 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	264 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	265 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	266 // 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	267 language = "sql";
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	268 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	269 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	270
429 e4e104f8146c Add fetchsize to the list of valid client props Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 428 diff changeset	271 // warn about unrecognized settings
e4e104f8146c Add fetchsize to the list of valid client props Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 428 diff changeset	272 for (Entry<Object,Object> e: props.entrySet()) {
e4e104f8146c Add fetchsize to the list of valid client props Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 428 diff changeset	273 checkValidProperty(e.getKey().toString(), "MonetConnection");
e4e104f8146c Add fetchsize to the list of valid client props Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 428 diff changeset	274 }
e4e104f8146c Add fetchsize to the list of valid client props Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 428 diff changeset	275
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	276 server = new MapiSocket();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	277 if (hash != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	278 server.setHash(hash);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	279 if (database != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	280 server.setDatabase(database);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	281 server.setLanguage(language);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	282
422 8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	283 final Calendar cal = Calendar.getInstance();
8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	284 int offsetMillis = cal.get(Calendar.ZONE_OFFSET) + cal.get(Calendar.DST_OFFSET);
8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	285 int offsetSeconds = offsetMillis / 1000;
441 84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	286 final HandshakeOptions handshakeOptions = new HandshakeOptions();
422 8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	287 handshakeOptions.setTimeZone(offsetSeconds);
423 de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	288 handshakeOptions.setReplySize(defaultFetchSize);
422 8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	289 server.setHandshakeOptions(handshakeOptions);
8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	290
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	291 // 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	292 if (debug) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	293 try {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	294 final String fname = props.getProperty("logfile", "monet_" + System.currentTimeMillis() + ".log");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	295 File f = new File(fname);
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	296
25 5ec116ba7d71 When single character use faster version of indexOf(<char>) Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 8 diff changeset	297 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	298 if (ext < 0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	299 ext = fname.length();
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	300 final String pre = fname.substring(0, ext);
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	301 final String suf = fname.substring(ext);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	302
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	303 for (int i = 1; f.exists(); i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	304 f = new File(pre + "-" + i + suf);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	305 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	306
278 1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	307 server.debug(f.getAbsolutePath()); // enable logging on the MapiSocket level
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	308 } 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	309 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	310 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	311 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	312
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	313 try {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	314 final java.util.List<String> warnings = server.connect(hostname, port, username, password);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	315 for (String warning : warnings) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	316 addWarning(warning, "01M02");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	317 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	318
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	319 // 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	320 // so_timeout calls
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	321 server.setSoTimeout(sockTimeout);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	322
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	323 in = server.getReader();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	324 out = server.getWriter();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	325
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	326 final String error = in.waitForPrompt();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	327 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	328 throw new SQLNonTransientConnectionException((error.length() > 6) ? error.substring(6) : error, "08001");
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	329 } catch (java.net.UnknownHostException e) {
225 5ddb1f20d5d5 Socket may also throw an UnknownHostException. Add it to MapiSocket.connect() and catch it in MonetConnection(Properties props). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 219 diff changeset	330 throw new SQLNonTransientConnectionException("Unknown Host (" + hostname + "): " + e.getMessage(), "08006");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	331 } 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	332 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	333 } 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	334 throw new SQLNonTransientConnectionException(e.getMessage(), "08001");
391 f523727db392 Moved Java classes from packages starting with nl.cwi.monetdb.* to package org.monetdb.* Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 381 diff changeset	335 } catch (org.monetdb.mcl.MCLException e) {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	336 final String[] connex = e.getMessage().split("\n");
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	337 final SQLException sqle = new SQLNonTransientConnectionException(connex[0], "08001", e);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	338 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	339 sqle.setNextException(new SQLNonTransientConnectionException(connex[1], "08001"));
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	340 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	341 throw sqle;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	342 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	343
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	344 // 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	345 // language used and language specific query templates
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	346 if ("sql".equals(language)) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	347 lang = LANG_SQL;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	348
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	349 queryTempl[0] = "s"; // pre
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	350 queryTempl[1] = "\n;"; // post
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	351 queryTempl[2] = "\n;\n"; // separator
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	352
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	353 commandTempl[0] = "X"; // pre
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	354 commandTempl[1] = ""; // post
336 5826913bdc6d commandTempl[2] is never used, so no need to allocate and initialise it. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 335 diff changeset	355 //commandTempl[2] = "\nX"; // separator (is not used)
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	356 } 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	357 lang = LANG_MAL;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	358
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	359 queryTempl[0] = ""; // pre
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	360 queryTempl[1] = ";\n"; // post
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	361 queryTempl[2] = ";\n"; // separator
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	362
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	363 commandTempl[0] = ""; // pre
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	364 commandTempl[1] = ""; // post
336 5826913bdc6d commandTempl[2] is never used, so no need to allocate and initialise it. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 335 diff changeset	365 //commandTempl[2] = ""; // separator (is not used)
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	366 } else {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	367 lang = LANG_UNKNOWN;
0 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
422 8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	370 if (!handshakeOptions.mustSendReplySize()) {
8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	371 // Initially, it had to be sent. If it no more needs to be sent now,
8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	372 // it must have been sent during the auth challenge/response.
8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	373 // Record the value it was set to.
8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	374 this.curReplySize = handshakeOptions.getReplySize();
8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	375 }
8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	376
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	377 // 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	378 if (lang == LANG_SQL) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	379 // enable auto commit
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	380 setAutoCommit(true);
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	381
422 8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	382 // set our time zone on the server, if we haven't already
8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	383 if (handshakeOptions.mustSendTimeZone()) {
441 84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	384 final StringBuilder tz = new StringBuilder(64);
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	385 tz.append("SET TIME ZONE INTERVAL '");
422 8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	386 int offsetMinutes = handshakeOptions.getTimeZone() / 60;
441 84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	387 if (offsetMinutes < 0) {
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	388 tz.append('-');
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	389 offsetMinutes = -offsetMinutes; // make it positive
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	390 } else {
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	391 tz.append('+');
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	392 }
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	393 int offsetHours = offsetMinutes / 60;
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	394 if (offsetHours < 10)
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	395 tz.append('0');
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	396 tz.append(offsetHours).append(':');
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	397 offsetMinutes -= offsetHours * 60;
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	398 if (offsetMinutes < 10)
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	399 tz.append('0');
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	400 tz.append(offsetMinutes).append("' HOUR TO MINUTE");
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	401 sendIndependentCommand(tz.toString());
422 8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	402 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	403 }
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 // 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	406 closed = false;
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 //== methods of interface Connection
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	412 * 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	413 * 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	414 * new warning is reported for this Connection object.
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	417 public void clearWarnings() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	418 warnings = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	419 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	420
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	421 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	422 * 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	423 * 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	424 * 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	425 * 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	426 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	427 * 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	428 * closed is a no-op.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	429 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	430 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	431 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	432 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	433 for (Statement st : statements.keySet()) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	434 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	435 st.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	436 } catch (SQLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	437 // better luck next time!
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	438 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	439 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	440 // close the socket
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	441 server.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	442 // report ourselves as closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	443 closed = true;
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	448 * 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	449 * 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	450 * 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	451 * auto-commit mode has been disabled.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	452 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	453 * @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	454 * Connection object is in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	455 * @see #setAutoCommit(boolean)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	456 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	457 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	458 public void commit() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	459 // 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	460 // 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	461 sendTransactionCommand("COMMIT");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	462 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	463
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	464 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	465 * 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	466 * database. SQL statements without parameters are normally
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	467 * 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	468 * 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	469 * PreparedStatement object.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	470 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	471 * 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	472 * default be type TYPE_FORWARD_ONLY and have a concurrency level of
292 b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 288 diff changeset	473 * CONCUR_READ_ONLY and a holdability of HOLD_CURSORS_OVER_COMMIT.
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	474 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	475 * @return a new default Statement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	476 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	477 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	478 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	479 public Statement createStatement() throws SQLException {
292 b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 288 diff changeset	480 return createStatement(MonetResultSet.DEF_RESULTSETTYPE, MonetResultSet.DEF_CONCURRENCY, MonetResultSet.DEF_HOLDABILITY);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	481 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	484 * 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	485 * 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	486 * 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	487 * result set type and concurrency to be overridden.
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 * @param resultSetType a result set type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	490 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	491 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	492 * @param resultSetConcurrency a concurrency type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	493 * ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	494 * @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	495 * the given type and concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	496 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	497 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	498 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	499 public Statement createStatement(final int resultSetType, final int resultSetConcurrency) throws SQLException {
292 b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 288 diff changeset	500 return createStatement(resultSetType, resultSetConcurrency, MonetResultSet.DEF_HOLDABILITY);
0 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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	504 * 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	505 * 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	506 * 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	507 * 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	508 * overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	509 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	510 * @param resultSetType one of the following ResultSet constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	511 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	512 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	513 * @param resultSetConcurrency one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	514 * constants: ResultSet.CONCUR_READ_ONLY or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	515 * ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	516 * @param resultSetHoldability one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	517 * 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	518 * ResultSet.CLOSE_CURSORS_AT_COMMIT
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	519 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	520 * @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	521 * 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	522 * @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	523 * given parameters are not ResultSet constants indicating type,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	524 * concurrency, and holdability
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	525 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	526 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	527 public Statement createStatement(final int resultSetType, final int resultSetConcurrency, final int resultSetHoldability) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	528 try {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	529 final Statement ret = new MonetStatement(this, resultSetType, resultSetConcurrency, resultSetHoldability);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	530 // 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	531 statements.put(ret, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	532 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	533 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	534 throw new SQLException(e.toString(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	535 }
271 4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	536 // we don't have to catch SQLException because that is declared to be thrown
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	537 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	538
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	539 /**
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	540 * 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	541 *
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	542 * @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	543 * @see #setAutoCommit(boolean)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	544 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	545 @Override
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	546 public boolean getAutoCommit() {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	547 return autoCommit;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	548 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	551 * Retrieves this Connection object's current catalog name.
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 * @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	554 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	555 @Override
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	556 public String getCatalog() {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	557 // MonetDB does NOT support catalogs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	558 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	559 }
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	560
0 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 the current holdability of ResultSet objects created
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	563 * using this Connection object.
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 holdability, one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	566 * ResultSet.HOLD_CURSORS_OVER_COMMIT or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	567 * 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	568 * @see #setHoldability(int)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	569 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	570 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	571 public int getHoldability() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	572 // 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	573 // CLOSE_CURSORS_AT_COMMIT
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	574 return ResultSet.HOLD_CURSORS_OVER_COMMIT;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	575 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	576
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	577 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	578 * Retrieves a DatabaseMetaData object that contains metadata about
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	579 * 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	580 * connection. The metadata includes information about the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	581 * 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	582 * 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	583 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	584 * @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	585 * @return a DatabaseMetaData object for this Connection object
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	588 public DatabaseMetaData getMetaData() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	589 if (lang != LANG_SQL)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	590 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	591
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	592 return new MonetDatabaseMetaData(this);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	593 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	594
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	595 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	596 * Retrieves this Connection object's current transaction isolation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	597 * level.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	598 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	599 * @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	600 * Connection.TRANSACTION_SERIALIZABLE
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 int getTransactionIsolation() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	604 return TRANSACTION_SERIALIZABLE;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	605 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	608 * 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	609 * 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	610 * will be empty.
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 * @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	613 * object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	614 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	615 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	616 public Map<String,Class<?>> getTypeMap() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	617 return typeMap;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	618 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	619
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	620 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	621 * 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	622 * 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	623 * 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	624 * 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	625 * retrieved previously.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	626 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	627 * 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	628 * 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	629 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	630 * 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	631 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	632 * @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	633 * @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	634 * called on a closed connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	635 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	636 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	637 public SQLWarning getWarnings() throws SQLException {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	638 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	639 // 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	640 // specification.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	641 return warnings;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	642 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	645 * 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	646 * 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	647 * 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	648 * 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	649 * 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	650 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	651 * 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	652 * 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	653 * 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	654 * 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	655 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	656 * @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	657 * still open
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	658 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	659 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	660 public boolean isClosed() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	661 return closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	662 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	663
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	664 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	665 * Retrieves whether this Connection object is in read-only mode.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	666 * 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	667 * 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	668 * read-only mode.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	669 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	670 * @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	671 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	672 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	673 public boolean isReadOnly() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	674 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	675 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	676
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	677 /**
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 * 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	679 * 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	680 * 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	681 *
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	682 * @param sql - an SQL statement that may contain one or more '?' parameter placeholders.
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	683 * @return the native form of this statement
184 e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	684 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	685 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	686 public String nativeSQL(final String sql) {
77 83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	687 /* 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	688 /* 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	689 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	690 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	691
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	692 /**
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 * 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	694 * 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	695 * 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	696 *
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 * 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	698 * 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	699 * 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	700 * 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	701 *
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 * 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	703 * 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	704 * 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	705 *
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	706 * @param sql - an SQL statement that may contain one or more '?' parameter placeholders.
184 e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	707 * Typically this statement is specified using JDBC call escape syntax.
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	708 * @return a new default CallableStatement object containing the pre-compiled SQL statement
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	709 * @throws SQLException - if a database access error occurs or this method is called on a closed connection
184 e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	710 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	711 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	712 public CallableStatement prepareCall(final String sql) throws SQLException {
292 b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 288 diff changeset	713 return prepareCall(sql, MonetResultSet.DEF_RESULTSETTYPE, MonetResultSet.DEF_CONCURRENCY, MonetResultSet.DEF_HOLDABILITY);
77 83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	714 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	715
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	716 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	717 * 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	718 * 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	719 * 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	720 *
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	721 * @param sql - a String object that is the SQL statement to be sent to the database; may contain on or more '?' parameters
184 e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	722 * Typically this statement is specified using JDBC call escape syntax.
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	723 * @param resultSetType - a result set type; one of ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE, or ResultSet.TYPE_SCROLL_SENSITIVE
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	724 * @param resultSetConcurrency - a concurrency type; one of ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	725 * @return a new CallableStatement object containing the pre-compiled SQL statement that
184 e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	726 * will produce ResultSet objects with the given type and concurrency
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	727 * @throws SQLException - if a database access error occurs, this method is called on a closed connection or
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	728 * the given parameters are not ResultSet constants indicating type and concurrency
184 e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	729 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	730 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	731 public CallableStatement prepareCall(final String sql, final int resultSetType, final int resultSetConcurrency) throws SQLException {
292 b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 288 diff changeset	732 return prepareCall(sql, resultSetType, resultSetConcurrency, MonetResultSet.DEF_HOLDABILITY);
77 83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	733 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	734
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	735 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	736 * 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	737 * 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	738 *
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	739 * @param sql - a String object that is the SQL statement to be sent to the database; may contain on or more '?' parameters
184 e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	740 * Typically this statement is specified using JDBC call escape syntax.
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	741 * @param resultSetType - a result set type; one of ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE, or ResultSet.TYPE_SCROLL_SENSITIVE
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	742 * @param resultSetConcurrency - a concurrency type; one of ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	743 * @param resultSetHoldability - one of the following ResultSet constants: ResultSet.HOLD_CURSORS_OVER_COMMIT or ResultSet.CLOSE_CURSORS_AT_COMMIT
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	744 * @return a new CallableStatement object, containing the pre-compiled SQL statement, that will generate ResultSet objects with the given type, concurrency, and holdability
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	745 * @throws SQLException - if a database access error occurs, this method is called on a closed connection or
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	746 * the given parameters are not ResultSet constants indicating type, concurrency, and holdability
184 e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	747 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	748 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	749 public CallableStatement prepareCall(final String sql, final int resultSetType, final int resultSetConcurrency, final int resultSetHoldability)
184 e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	750 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	751 {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	752 checkNotClosed();
271 4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	753 try {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	754 final CallableStatement ret = new MonetCallableStatement(
271 4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	755 this,
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	756 resultSetType,
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	757 resultSetConcurrency,
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	758 resultSetHoldability,
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	759 sql
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	760 );
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	761 // store it in the map for when we close...
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	762 statements.put(ret, null);
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	763 return ret;
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	764 } catch (IllegalArgumentException e) {
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	765 throw new SQLException(e.toString(), "M0M03");
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	766 }
4880267d0fe1 Added implementation of java.sql.CallableStatement interface, test program and updated the ChangeLog and release notes. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 266 diff changeset	767 // we don't have to catch SQLException because that is declared to be thrown
77 83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	768 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	769
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	770 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	771 * Creates a PreparedStatement object for sending parameterized SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	772 * 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	773 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	774 * 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	775 * 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	776 * 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	777 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	778 * 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	779 * statements that benefit from precompilation. If the driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	780 * supports precompilation, the method prepareStatement will send
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	781 * 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	782 * 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	783 * 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	784 * 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	785 * 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	786 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	787 * Result sets created using the returned PreparedStatement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	788 * 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	789 * level of CONCUR_READ_ONLY.
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 * @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	792 * parameter placeholders
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	793 * @return a new default PreparedStatement object containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	794 * pre-compiled SQL statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	795 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	796 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	797 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	798 public PreparedStatement prepareStatement(final String sql) throws SQLException {
292 b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 288 diff changeset	799 return prepareStatement(sql, MonetResultSet.DEF_RESULTSETTYPE, MonetResultSet.DEF_CONCURRENCY, MonetResultSet.DEF_HOLDABILITY);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	800 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	801
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	802 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	803 * Creates a PreparedStatement object that will generate ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	804 * 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	805 * 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	806 * 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	807 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	808 * @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	809 * 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	810 * @param resultSetType a result set type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	811 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	812 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	813 * @param resultSetConcurrency a concurrency type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	814 * ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	815 * @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	816 * 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	817 * type and concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	818 * @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	819 * 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	820 * type and concurrency
0 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 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	823 public PreparedStatement prepareStatement(final String sql, final int resultSetType, final int resultSetConcurrency) throws SQLException {
292 b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 288 diff changeset	824 return prepareStatement(sql, resultSetType, resultSetConcurrency, MonetResultSet.DEF_HOLDABILITY);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	825 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	826
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	827 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	828 * Creates a PreparedStatement object that will generate ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	829 * 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	830 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	831 * 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	832 * 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	833 * holdability to be overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	834 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	835 * @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	836 * 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	837 * @param resultSetType one of the following ResultSet constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	838 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	839 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	840 * @param resultSetConcurrency one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	841 * constants: ResultSet.CONCUR_READ_ONLY or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	842 * ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	843 * @param resultSetHoldability one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	844 * 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	845 * ResultSet.CLOSE_CURSORS_AT_COMMIT
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	846 * @return a new PreparedStatement object, containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	847 * 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	848 * with the given type, concurrency, and holdability
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	849 * @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	850 * given parameters are not ResultSet constants indicating type,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	851 * concurrency, and holdability
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	852 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	853 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	854 public PreparedStatement prepareStatement(final String sql, final int resultSetType, final int resultSetConcurrency, final int resultSetHoldability)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	855 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	856 {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	857 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	858 try {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	859 final PreparedStatement ret = new MonetPreparedStatement(
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	860 this,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	861 resultSetType,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	862 resultSetConcurrency,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	863 resultSetHoldability,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	864 sql
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	865 );
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	866 // 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	867 statements.put(ret, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	868 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	869 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	870 throw new SQLException(e.toString(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	871 }
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	872 // we don't have to catch SQLException because that is declared to be thrown
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	873 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	874
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	875 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	876 * Creates a default PreparedStatement object that has the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	877 * 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	878 * 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	879 * 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	880 * 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	881 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	882 * 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	883 * statements that benefit from precompilation. If the driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	884 * supports precompilation, the method prepareStatement will send
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	885 * 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	886 * 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	887 * 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	888 * 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	889 * 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	890 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	891 * Result sets created using the returned PreparedStatement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	892 * 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	893 * level of CONCUR_READ_ONLY.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	894 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	895 * @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	896 * parameter placeholders
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	897 * @param autoGeneratedKeys a flag indicating whether auto-generated
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	898 * keys should be returned; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	899 * Statement.RETURN_GENERATED_KEYS or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	900 * Statement.NO_GENERATED_KEYS
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	901 * @return a new PreparedStatement object, containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	902 * 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	903 * of returning auto-generated keys
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	904 * @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	905 * given parameter is not a Statement constant indicating
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	906 * whether auto-generated keys should be returned
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	907 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	908 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	909 public PreparedStatement prepareStatement(final String sql, final int autoGeneratedKeys) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	910 if (autoGeneratedKeys != Statement.RETURN_GENERATED_KEYS &&
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	911 autoGeneratedKeys != Statement.NO_GENERATED_KEYS)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	912 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	913
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	914 /* MonetDB has no way to disable this, so just do the normal thing ;) */
292 b127164342c4 Introduce default general behavior settings DEF_... for MonetResultSets and use them Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 288 diff changeset	915 return prepareStatement(sql, MonetResultSet.DEF_RESULTSETTYPE, MonetResultSet.DEF_CONCURRENCY, MonetResultSet.DEF_HOLDABILITY);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	916 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	917
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	918 /**
83aee4f60649 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 * 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	920 * 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	921 * 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	922 * 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	923 *
83aee4f60649 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 * 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	925 * 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	926 *
83aee4f60649 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 * 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	928 * 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	929 * 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	930 * 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	931 *
83aee4f60649 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 * 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	933 * 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	934 *
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	935 * @param sql - an SQL statement that may contain one or more '?' IN parameter placeholders
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	936 * @param columnIndexes - an array of column indexes indicating the columns that should be returned from the inserted row or rows
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	937 * @return a new PreparedStatement object, containing the pre-compiled statement, that is capable of
414 1e278695fe54 Small improvements: adding some final keywords, removing unnecesary initialisations, improve comments. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 408 diff changeset	938 * returning the auto-generated keys designated by the given array of column indexes
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	939 * @throws SQLException - if a database access error occurs or this method is called on a closed connection
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	940 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this method
77 83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	941 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	942 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	943 public PreparedStatement prepareStatement(final String sql, final int[] columnIndexes) throws SQLException {
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	944 throw newSQLFeatureNotSupportedException("prepareStatement(String sql, int[] columnIndexes)");
77 83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	945 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	946
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	947 /**
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	948 * 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	949 * 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	950 * 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	951 * 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	952 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	953 * 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	954 * 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	955 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	956 * 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	957 * 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	958 * 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	959 * 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	960 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	961 * 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	962 * 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	963 *
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	964 * @param sql - an SQL statement that may contain one or more '?' IN parameter placeholders
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	965 * @param columnNames - an array of column names indicating the columns that should be returned from the inserted row or rows
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	966 * @return a new PreparedStatement object, containing the pre-compiled statement, that is capable of
414 1e278695fe54 Small improvements: adding some final keywords, removing unnecesary initialisations, improve comments. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 408 diff changeset	967 * returning the auto-generated keys designated by the given array of column names
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	968 * @throws SQLException - if a database access error occurs or this method is called on a closed connection
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	969 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this method
77 83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	970 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	971 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	972 public PreparedStatement prepareStatement(final String sql, final String[] columnNames) throws SQLException {
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	973 throw newSQLFeatureNotSupportedException("prepareStatement(String sql, String[] columnNames)");
77 83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	974 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	975
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	976 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	977 * 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	978 * 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	979 * cause an SQLException to be thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	980 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	981 * @param savepoint the Savepoint object to be removed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	982 * @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	983 * 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	984 * transaction
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 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	987 public void releaseSavepoint(final Savepoint savepoint) throws SQLException {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	988 checkNotClosed();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	989 if (!(savepoint instanceof MonetSavepoint))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	990 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	991
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	992 final MonetSavepoint sp = (MonetSavepoint)savepoint;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	993
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	994 // 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	995 // 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	996 sendTransactionCommand("RELEASE SAVEPOINT " + sp.getName());
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	997 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	998
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	999 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1000 * 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	1001 * 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	1002 * 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	1003 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1004 * @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	1005 * Connection object is in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1006 * @see #setAutoCommit(boolean)
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1009 public void rollback() throws SQLException {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1010 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1011 // 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	1012 // 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	1013 sendTransactionCommand("ROLLBACK");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1014 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1015
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1016 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1017 * 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	1018 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1019 * 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	1020 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1021 * @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	1022 * @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	1023 * 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	1024 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1025 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1026 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1027 public void rollback(final Savepoint savepoint) throws SQLException {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1028 checkNotClosed();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1029 if (!(savepoint instanceof MonetSavepoint))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1030 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	1031
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1032 final MonetSavepoint sp = (MonetSavepoint)savepoint;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1033
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1034 // 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	1035 // 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	1036 sendTransactionCommand("ROLLBACK TO SAVEPOINT " + sp.getName());
0 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 * 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	1041 * 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	1042 * will be executed and committed as individual transactions.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1043 * 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	1044 * 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	1045 * 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	1046 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1047 * 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	1048 * 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	1049 * 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	1050 * 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	1051 * 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	1052 * 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	1053 * 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	1054 * 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	1055 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1056 * 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	1057 * transaction is committed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1058 *
8 a27ee2cb14a0 Replace String methods equals("") and "".equals( with isEmpty() Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 0 diff changeset	1059 * @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	1060 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1061 * @see #getAutoCommit()
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1062 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1063 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1064 public void setAutoCommit(final boolean autoCommit) throws SQLException {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1065 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1066 if (this.autoCommit != autoCommit) {
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1067 sendControlCommand(autoCommit ? "auto_commit 1" : "auto_commit 0");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1068 this.autoCommit = autoCommit;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1069 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1070 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1071
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 * 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	1074 * 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	1075 * 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	1076 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1077 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1078 public void setCatalog(final String catalog) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1079 // 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	1080 }
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 /**
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1083 * 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	1084 * 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	1085 * 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	1086 *
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1087 * @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	1088 * 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	1089 * ResultSet.CLOSE_CURSORS_AT_COMMIT
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	1090 * @throws SQLException - if a database access error occurs or this method is called on a closed connection
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	1091 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this method or argument
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1092 * @see #getHoldability()
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1093 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1094 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1095 public void setHoldability(final int holdability) throws SQLException {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1096 // 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	1097 if (holdability != ResultSet.HOLD_CURSORS_OVER_COMMIT)
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	1098 throw newSQLFeatureNotSupportedException("setHoldability(CLOSE_CURSORS_AT_COMMIT)");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1099 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1100
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1101 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1102 * 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	1103 * 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	1104 * 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	1105 * to true here.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1106 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1107 * @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	1108 * @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	1109 * method is called during a transaction.
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
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1112 public void setReadOnly(final boolean readOnly) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1113 if (readOnly == true)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1114 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	1115 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1116
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1117 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1118 * 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	1119 * returns the new Savepoint object that represents it.
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 * @return the new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1122 * @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	1123 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1124 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1125 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1126 public Savepoint setSavepoint() throws SQLException {
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1127 return setSavepoint(null);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1128 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1129
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1130 /**
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1131 * 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	1132 * 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	1133 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1134 * @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	1135 * @return the new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1136 * @throws SQLException if a database access error occurs or this Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1137 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1138 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1139 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1140 public Savepoint setSavepoint(final String name) throws SQLException {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1141 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1142 // create a new Savepoint object
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1143 final MonetSavepoint sp;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1144 try {
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1145 sp = (name != null) ? new MonetSavepoint(name) : new MonetSavepoint();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1146 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1147 throw new SQLException(e.getMessage(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1148 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1149
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1150 // 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	1151 // 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	1152 sendTransactionCommand("SAVEPOINT " + sp.getName());
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1153 return sp;
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1156 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1157 * 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	1158 * 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	1159 * 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	1160 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1161 * @param level one of the following Connection constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1162 * Connection.TRANSACTION_READ_UNCOMMITTED,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1163 * Connection.TRANSACTION_READ_COMMITTED,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1164 * Connection.TRANSACTION_REPEATABLE_READ, or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1165 * Connection.TRANSACTION_SERIALIZABLE.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1166 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1167 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1168 public void setTransactionIsolation(final int level) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1169 if (level != TRANSACTION_SERIALIZABLE) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1170 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	1171 "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	1172 "raised to TRANSACTION_SERIALIZABLE", "01M09");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1173 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1174 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1175
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1176 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1177 * 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	1178 * 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	1179 * mapping of SQL structured types and distinct types.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1180 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1181 * @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	1182 * this Connection object's default type map
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1183 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1184 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1185 public void setTypeMap(final Map<String, Class<?>> map) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1186 typeMap = map;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1187 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1188
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1189 /**
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1190 * 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	1191 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1192 * @return a String representing this Object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1193 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1194 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1195 public String toString() {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1196 return "MonetDB Connection (" + getJDBCURL() + ") " +
243 337a1292fe18 Fixed MonetConnection string description. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 225 diff changeset	1197 (closed ? "disconnected" : "connected");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1198 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1199
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1200 //== 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	1201
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1202 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1203 * 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	1204 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1205 * 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	1206 * 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	1207 * 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	1208 * 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	1209 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1210 * 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	1211 * 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	1212 * 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	1213 * 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	1214 * 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	1215 * 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	1216 * 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	1217 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1218 * @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	1219 * 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	1220 * 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	1221 * 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	1222 * 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	1223 * @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	1224 * @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	1225 * 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	1226 * @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	1227 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1228 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1229 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1230 public java.sql.Array createArrayOf(final String typeName, final Object[] elements) throws SQLException {
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	1231 throw newSQLFeatureNotSupportedException("createArrayOf");
45 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
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1234
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1235 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1236 * 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	1237 * 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	1238 * 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	1239 * 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	1240 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1241 * @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	1242 * @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	1243 * 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	1244 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1245 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1246 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1247 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	1248 return new MonetClob("");
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1249 }
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 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1252 * 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	1253 * 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	1254 * 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	1255 * data to the Blob.
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 * @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	1258 * @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	1259 * 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	1260 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1261 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1262 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1263 public java.sql.Blob createBlob() throws SQLException {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1264 return new MonetBlob(new byte[1]);
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1265 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1266
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1267 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1268 * 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	1269 * 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	1270 * 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	1271 * 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	1272 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1273 * @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	1274 * @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	1275 * 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	1276 * @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	1277 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1278 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1279 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1280 public java.sql.NClob createNClob() throws SQLException {
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	1281 throw newSQLFeatureNotSupportedException("createNClob");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1282 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1283
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1284 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1285 * 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	1286 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1287 * @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	1288 * 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	1289 * 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	1290 * 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	1291 * @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	1292 * @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	1293 * 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	1294 * @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	1295 * 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	1296 * @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	1297 * @since 1.6
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 @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	1300 public java.sql.Struct createStruct(String typeName, Object[] attributes) throws SQLException {
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	1301 throw newSQLFeatureNotSupportedException("createStruct");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1302 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1303
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1304 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1305 * 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	1306 * 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	1307 * 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	1308 * 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	1309 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1310 * @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	1311 * @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	1312 * 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	1313 * @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	1314 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1315 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1316 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1317 public java.sql.SQLXML createSQLXML() throws SQLException {
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	1318 throw newSQLFeatureNotSupportedException("createSQLXML");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1319 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1320
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1321 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1322 * 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	1323 * 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	1324 * 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	1325 * 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	1326 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1327 * 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	1328 * 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	1329 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1330 * @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	1331 * 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	1332 * 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	1333 * 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	1334 * 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	1335 * @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	1336 * @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	1337 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1338 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1339 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1340 public boolean isValid(final int timeout) throws SQLException {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1341 if (timeout < 0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1342 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	1343 if (closed)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1344 return false;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1345
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1346 // ping monetdb server using query: select 1;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1347 Statement stmt = null;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1348 ResultSet rs = null;
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1349 boolean isValid = false;
345 45155894aece Remove catch code from finally part where original timeout is reset on server. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 343 diff changeset	1350 final int original_timeout = this.lastSetQueryTimeout;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1351 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1352 stmt = createStatement();
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1353 if (stmt != null) {
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1354 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	1355 // 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	1356 stmt.setQueryTimeout(timeout);
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1357 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1358 rs = stmt.executeQuery("SELECT 1");
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1359 if (rs != null && rs.next()) {
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1360 isValid = true;
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1361 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1362 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1363 } catch (SQLException se) {
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1364 final String msg = se.getMessage();
175 8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	1365 // 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	1366 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	1367 // 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	1368 // 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	1369 // SQLState = 25005
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1370 isValid = true;
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1371 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1372 /* 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	1373 } finally {
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1374 closeResultsetStatement(rs, stmt);
345 45155894aece Remove catch code from finally part where original timeout is reset on server. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 343 diff changeset	1375 /* when changed, reset the original server timeout value on the server */
45155894aece Remove catch code from finally part where original timeout is reset on server. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 343 diff changeset	1376 if (timeout > 0 && original_timeout != this.lastSetQueryTimeout) {
45155894aece Remove catch code from finally part where original timeout is reset on server. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 343 diff changeset	1377 this.lastSetQueryTimeout = original_timeout;
343 48ee2ca98975 Added test and fix for bug 6782, ie set the connection's query timeout explicitly at the end of isValid method. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 336 diff changeset	1378 try {
414 1e278695fe54 Small improvements: adding some final keywords, removing unnecesary initialisations, improve comments. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 408 diff changeset	1379 /* we have to set in the server explicitly, because the test 'queryTimeout != connection.lastSetQueryTimeout'
345 45155894aece Remove catch code from finally part where original timeout is reset on server. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 343 diff changeset	1380 on MonetStatement.internalExecute(sql) won't pass and the server won't be set back */
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1381 setQueryTimeout(original_timeout);
343 48ee2ca98975 Added test and fix for bug 6782, ie set the connection's query timeout explicitly at the end of isValid method. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 336 diff changeset	1382 } catch (SQLException se) {
345 45155894aece Remove catch code from finally part where original timeout is reset on server. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 343 diff changeset	1383 /* ignore stmt errors/exceptions, we are only testing if the connection is still alive and usable */
343 48ee2ca98975 Added test and fix for bug 6782, ie set the connection's query timeout explicitly at the end of isValid method. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 336 diff changeset	1384 }
48ee2ca98975 Added test and fix for bug 6782, ie set the connection's query timeout explicitly at the end of isValid method. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 336 diff changeset	1385 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1386 }
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1387 return isValid;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1388 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1389
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1390 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1391 * 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	1392 * 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	1393 * 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	1394 * 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	1395 * 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	1396 * 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	1397 * 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	1398 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1399 * @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	1400 * @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	1401 * @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	1402 * 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	1403 * 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	1404 * @since 1.6
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 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1407 public String getClientInfo(final String name) throws SQLException {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1408 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	1409 return null;
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1410 checkNotClosed();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1411 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	1412 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1413
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1414 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1415 * 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	1416 * 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	1417 * 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	1418 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1419 * @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	1420 * 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	1421 * @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	1422 * 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	1423 * 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	1424 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1425 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1426 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1427 public Properties getClientInfo() throws SQLException {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1428 checkNotClosed();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1429 // 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	1430 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	1431 }
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 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1434 * 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	1435 * 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	1436 * 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	1437 * for each property.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1438 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1439 * 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	1440 * 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	1441 * 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	1442 * 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	1443 * 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	1444 * 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	1445 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1446 * 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	1447 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1448 * 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	1449 * 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	1450 * 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	1451 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1452 * 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	1453 * 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	1454 * 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	1455 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1456 * 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	1457 * 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	1458 * 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	1459 * 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	1460 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1461 * @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	1462 * @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	1463 * 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	1464 * @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	1465 * 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	1466 * 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	1467 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1468 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1469 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1470 public void setClientInfo(final String name, final String value) throws SQLClientInfoException {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1471 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	1472 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	1473 return;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1474 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1475 // If the value 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	1476 if (value == null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1477 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	1478 conn_props.remove(name);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1479 return;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1480 }
429 e4e104f8146c Add fetchsize to the list of valid client props Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 428 diff changeset	1481 // only set value for supported property names, warn about the others
441 84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1482 if (checkValidProperty(name, "setClientInfo")) {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1483 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	1484 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1485 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1486
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1487 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1488 * 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	1489 * 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	1490 * 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	1491 * 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	1492 * 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	1493 * 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	1494 * 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	1495 * 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	1496 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1497 * 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	1498 * 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	1499 * 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	1500 * 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	1501 * 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	1502 * 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	1503 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1504 * @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	1505 * @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	1506 * 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	1507 * 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	1508 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1509 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1510 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1511 public void setClientInfo(final Properties props) throws SQLClientInfoException {
47 562dbfb2fee8 Prevent null pointer exception by checking props argument Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 45 diff changeset	1512 if (props != null) {
562dbfb2fee8 Prevent null pointer exception by checking props argument Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 45 diff changeset	1513 for (Entry<Object, Object> entry : props.entrySet()) {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1514 setClientInfo(entry.getKey().toString(), entry.getValue().toString());
47 562dbfb2fee8 Prevent null pointer exception by checking props argument Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 45 diff changeset	1515 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1516 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1517 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1518
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1519 //== Java 1.7 methods (JDBC 4.1)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1520
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1521 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1522 * Sets the given schema name to access.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1523 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1524 * @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	1525 * @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	1526 * 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	1527 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1528 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1529 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1530 public void setSchema(final String schema) throws SQLException {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1531 checkNotClosed();
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1532 if (schema == null \|\| schema.isEmpty())
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1533 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	1534
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1535 Statement st = null;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1536 try {
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1537 st = createStatement();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1538 if (st != null)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1539 st.execute("SET SCHEMA \"" + schema + "\"");
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1540 // do not catch any Exception, just let it propagate
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1541 } finally {
300 8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1542 closeResultsetStatement(null, st);
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1543 }
0 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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1546 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1547 * Retrieves this Connection object's current schema name.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1548 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1549 * @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	1550 * @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	1551 * 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	1552 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1553 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1554 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1555 public String getSchema() throws SQLException {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1556 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1557
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1558 String cur_schema = null;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1559 Statement st = null;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1560 ResultSet rs = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1561 try {
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1562 st = createStatement();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1563 if (st != null) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1564 rs = st.executeQuery("SELECT CURRENT_SCHEMA");
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1565 if (rs != null) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1566 if (rs.next())
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1567 cur_schema = rs.getString(1);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1568 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1569 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1570 // do not catch any Exception, just let it propagate
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1571 } finally {
300 8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1572 closeResultsetStatement(rs, st);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1573 }
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1574 if (cur_schema == null)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1575 throw new SQLException("Failed to fetch schema name", "02000");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1576 return cur_schema;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1577 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1578
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 * Terminates an open connection. Calling abort results in:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1581 * * The connection marked as closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1582 * * Closes any physical connection to the database
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1583 * * Releases resources used by the connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1584 * * 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	1585 * 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	1586 * SQLException.
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1587 * 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	1588 * 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	1589 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1590 * @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	1591 * abort
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1592 * @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	1593 * executor is null
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1594 * @throws SecurityException if a security manager exists and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1595 * 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	1596 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1597 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1598 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1599 public void abort(final Executor executor) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1600 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1601 return;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1602 if (executor == null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1603 throw new SQLException("executor is null", "M1M05");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1604 // 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	1605 // everything (in particular the server connection)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1606 close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1607 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1608
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 * 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	1611 * 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	1612 * 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	1613 * 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	1614 * 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	1615 * 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	1616 * 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	1617 * SQLException.
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 * @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	1620 * setNetworkTimeout
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1621 * @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	1622 * database operation to complete
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1623 * @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	1624 * 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	1625 * 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	1626 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1627 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1628 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1629 public void setNetworkTimeout(final Executor executor, final int millis) throws SQLException {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1630 checkNotClosed();
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1631 // executor object is not used yet, so no need to test it.
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1632 // if (executor == null)
bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1633 // throw new SQLException("executor is null", "M1M05");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1634 if (millis < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1635 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	1636
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1637 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1638 server.setSoTimeout(millis);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1639 } 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	1640 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0 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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1643
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1644 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1645 * 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	1646 * 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	1647 * SQLException is thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1648 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1649 * @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	1650 * there is no limit
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1651 * @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	1652 * 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	1653 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1654 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1655 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1656 public int getNetworkTimeout() throws SQLException {
348 bcb9a99d399d Add private checkNotClosed() method to check if the connection is not closed. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 345 diff changeset	1657 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1658 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1659 return server.getSoTimeout();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1660 } 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	1661 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
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
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1665 //== 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	1666
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1667
370 2ab474af487c Add utility method to replace calls to x.replaceAll().replaceAll() in several places. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 350 diff changeset	1668 //== internal helper methods which do not belong to the JDBC interface
2ab474af487c Add utility method to replace calls to x.replaceAll().replaceAll() in several places. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 350 diff changeset	1669
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1670 /**
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1671 * Local helper method to test whether the Connection object is closed
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1672 * When closed it throws an SQLException
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1673 */
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1674 private void checkNotClosed() throws SQLException {
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1675 if (closed)
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1676 throw new SQLException("Connection is closed", "M1M20");
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1677 }
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1678
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1679 /**
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1680 * Utility method to call sys.setquerytimeout(int); procedure on the connected server.
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1681 * It is called from: MonetConnection.isValid() and MonetStatement.internalExecute()
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1682 */
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1683 void setQueryTimeout(final int millis) throws SQLException {
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1684 if (millis < 0)
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1685 throw new SQLException("query timeout milliseconds is less than zero", "M1M05");
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1686
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1687 checkNotClosed();
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1688 Statement st = null;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1689 try {
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1690 // as of release Jun2020 (11.37.7) the function sys.settimeout(bigint) is deprecated and replaced by new sys.setquerytimeout(int)
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1691 final boolean postJun2020 = (getDatabaseMajorVersion() >=11) && (getDatabaseMinorVersion() >= 37);
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1692 final String callstmt = postJun2020 ? "CALL sys.\"setquerytimeout\"(" + millis + ")"
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1693 : "CALL sys.\"settimeout\"(" + millis + ")";
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1694 // for debug: System.out.println("Before: " + callstmt);
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1695 st = createStatement();
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1696 st.execute(callstmt);
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1697 // for debug: System.out.println("After : " + callstmt);
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1698
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1699 this.lastSetQueryTimeout = millis;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1700 }
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1701 /* do not catch SQLException here, as we want to know it when it fails */
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1702 finally {
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1703 closeResultsetStatement(null, st);
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1704 }
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1705 }
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1706
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1707 /**
194 1296dbcc4958 Resolved javadoc many errors and warnings, such as: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 186 diff changeset	1708 * @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	1709 * 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	1710 * instead of getBlob() and Blob.getBinaryStream() to reduce overhead.
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1711 * It is called from: MonetResultSet and MonetPreparedStatement
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1712 */
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	1713 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	1714 return treatBlobAsVarBinary;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1715 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1716
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	1717 /**
194 1296dbcc4958 Resolved javadoc many errors and warnings, such as: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 186 diff changeset	1718 * @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	1719 * 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	1720 * instead of getClob() and Clob.getCharacterStream() to reduce overhead.
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1721 * It is called from: MonetResultSet and MonetPreparedStatement
175 8700d9ef2ace Added possibility via a connection property to let the JDBC driver Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 167 diff changeset	1722 */
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	1723 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	1724 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	1725 }
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	1726
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	1727 /**
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1728 * @return the MonetDB JDBC Connection URL (without user name and password).
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1729 * It is called from: getURL()in MonetDatabaseMetaData
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1730 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1731 String getJDBCURL() {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1732 final StringBuilder sb = new StringBuilder(128);
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1733 sb.append(MonetDriver.MONETURL).append(hostname)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1734 .append(':').append(port)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1735 .append('/').append(database);
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1736 if (lang == LANG_MAL)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1737 sb.append("?language=mal");
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1738 return sb.toString();
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1739 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1740
441 84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1741 private boolean checkValidProperty(String name, String context) {
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1742 if (isValidProperty(name))
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1743 return true;
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1744 addWarning(context + ": '" + name + "' is not a recognised property", "01M07");
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1745 return false;
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1746 }
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1747
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1748 // supported MonetDB connection properties.
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1749 // See also MonetDatabaseMetaData.getClientInfoProperties()
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1750 private boolean isValidProperty(String name) {
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1751 return name.equals("host") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1752 name.equals("port") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1753 name.equals("user") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1754 name.equals("password") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1755 name.equals("language") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1756 name.equals("database") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1757 name.equals("debug") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1758 name.equals("logfile") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1759 name.equals("hash") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1760 name.equals("treat_blob_as_binary") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1761 name.equals("treat_clob_as_varchar") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1762 name.equals("so_timeout") \|\|
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1763 name.equals("fetchsize"); // only supported by servers from version 11.41.1 onwards
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1764 }
84f6d86ed590 Optimise composing the "SET TIME ZONE ..." string by using a StringBuilder. Less String copying. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 434 diff changeset	1765
370 2ab474af487c Add utility method to replace calls to x.replaceAll().replaceAll() in several places. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 350 diff changeset	1766
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1767 // Internal caches for 3 static mserver environment values, so they aren't queried from mserver again and again
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1768 private String env_current_user;
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1769 private String env_monet_version;
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1770 private int maxConnections;
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1771
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1772 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1773 * Utility method to fetch 3 mserver environment values combined in one query for efficiency.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1774 * We currently fetch the env values of: current_user, monet_version and max_clients.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1775 * We cache them such that we do not need to query the server again and again.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1776 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1777 private synchronized void getEnvValues() throws SQLException {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1778 Statement st = null;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1779 ResultSet rs = null;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1780 try {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1781 st = createStatement();
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1782 if (st != null) {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1783 rs = st.executeQuery(
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1784 "SELECT \"name\", \"value\" FROM \"sys\".\"env\"()" +
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1785 " WHERE \"name\" IN ('monet_version', 'max_clients')" +
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1786 " UNION SELECT 'current_user' as \"name\", current_user as \"value\"");
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1787 if (rs != null) {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1788 while (rs.next()) {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1789 final String prop = rs.getString(1);
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1790 final String value = rs.getString(2);
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1791 if ("current_user".equals(prop)) {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1792 env_current_user = value;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1793 } else
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1794 if ("monet_version".equals(prop)) {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1795 env_monet_version = value;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1796 } else
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1797 if ("max_clients".equals(prop) && value != null) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1798 try {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1799 maxConnections = Integer.parseInt(value);
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1800 } catch (NumberFormatException nfe) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1801 /* ignore */
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1802 }
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1803 if (maxConnections <= 0)
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1804 maxConnections = 1;
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1805 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1806 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1807 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1808 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1809 /* do not catch SQLException here, as we need to know it when it fails */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1810 } finally {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1811 closeResultsetStatement(rs, st);
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1812 }
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1813 // for debug: System.out.println("Read: env_current_user: " + env_current_user + " env_monet_version: " + env_monet_version + " env_max_clients: " + maxConnections);
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1814 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1815
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1816 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1817 * @return the current User Name.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1818 * It is called from: MonetDatabaseMetaData
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1819 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1820 String getUserName() throws SQLException {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1821 if (env_current_user == null)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1822 getEnvValues();
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1823 return env_current_user;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1824 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1825
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1826 /**
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1827 * @return the maximum number of active connections possible at one time;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1828 * a result of zero means that there is no limit or the limit is not known
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1829 * It is called from: MonetDatabaseMetaData
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1830 */
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1831 int getMaxConnections() throws SQLException {
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1832 if (maxConnections == 0)
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1833 getEnvValues();
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1834 return maxConnections;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1835 }
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1836
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1837 /**
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1838 * @return the MonetDB Database Server version string.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1839 * It is called from: MonetDatabaseMetaData
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1840 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1841 String getDatabaseProductVersion() throws SQLException {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1842 if (env_monet_version == null)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1843 getEnvValues();
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1844 // always return a valid String to prevent NPE in getTables() and getTableTypes()
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1845 if (env_monet_version != null)
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1846 return env_monet_version;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1847 return "";
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1848 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1849
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1850 private int databaseMajorVersion;
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1851 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1852 * @return the MonetDB Database Server major version number.
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1853 * The number is extracted from the env_monet_version the first time and cached for next calls.
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1854 * It is called from: MonetDatabaseMetaData and MonetConnection
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1855 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1856 int getDatabaseMajorVersion() throws SQLException {
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1857 if (databaseMajorVersion == 0) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1858 if (env_monet_version == null)
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1859 getEnvValues();
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1860 if (env_monet_version != null) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1861 try {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1862 // from version string such as 11.33.9 extract number: 11
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1863 final int start = env_monet_version.indexOf('.');
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1864 databaseMajorVersion = Integer.parseInt((start >= 0) ? env_monet_version.substring(0, start) : env_monet_version);
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1865 } catch (NumberFormatException nfe) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1866 // ignore
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1867 }
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1868 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1869 }
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1870 return databaseMajorVersion;
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1871 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1872
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1873 private int databaseMinorVersion;
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1874 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1875 * @return the MonetDB Database Server minor version number.
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1876 * The number is extracted from the env_monet_version the first time and cached for next calls.
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1877 * It is called from: MonetDatabaseMetaData and MonetConnection
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1878 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1879 int getDatabaseMinorVersion() throws SQLException {
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1880 if (databaseMinorVersion == 0) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1881 if (env_monet_version == null)
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1882 getEnvValues();
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1883 if (env_monet_version != null) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1884 try {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1885 // from version string such as 11.33.9 extract number: 33
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1886 int start = env_monet_version.indexOf('.');
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1887 if (start >= 0) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1888 start++;
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1889 final int end = env_monet_version.indexOf('.', start);
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1890 databaseMinorVersion = Integer.parseInt((end > 0) ? env_monet_version.substring(start, end) : env_monet_version.substring(start));
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1891 }
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1892 } catch (NumberFormatException nfe) {
40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1893 // ignore
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1894 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1895 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1896 }
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1897 return databaseMinorVersion;
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1898 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1899
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1900
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1901 // Internal cache for determining if system table sys.privilege_codes (new as of Jul2017 release) exists on connected server
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1902 private boolean queriedPrivilege_codesTable = false;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1903 private boolean hasPrivilege_codesTable = false;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1904 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1905 * Utility method to query the server to find out if it has
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1906 * the system table sys.privilege_codes (which is new as of Jul2017 release).
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1907 * The result is cached and reused, so that we only test the query once per connection.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1908 * This method is used by methods from MonetDatabaseMetaData.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1909 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1910 boolean privilege_codesTableExists() {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1911 if (!queriedPrivilege_codesTable) {
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1912 hasPrivilege_codesTable = existsSysTable("privilege_codes");
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1913 queriedPrivilege_codesTable = true; // set flag, so the querying is done only at first invocation.
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1914 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1915 return hasPrivilege_codesTable;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1916 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1917
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1918 // Internal cache for determining if system table sys.comments (new as of Mar2018 release) exists on connected server
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1919 private boolean queriedCommentsTable = false;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1920 private boolean hasCommentsTable = false;
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1921 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1922 * Utility method to query the server to find out if it has
215 71b039bc2d99 Added support for querying the sys.comments table for some meta data methods Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 214 diff changeset	1923 * 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	1924 * 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	1925 * 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	1926 */
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 214 diff changeset	1927 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	1928 if (!queriedCommentsTable) {
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1929 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	1930 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	1931 }
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1932 return hasCommentsTable;
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1933 }
215 71b039bc2d99 Added support for querying the sys.comments table for some meta data methods Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 214 diff changeset	1934
219 4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1935
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1936 /**
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1937 * Internal utility method to query the server to find out if it has a specific system table sys.<tablename>.
219 4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1938 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1939 private boolean existsSysTable(final String tablename) {
219 4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1940 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	1941 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	1942 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	1943 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	1944 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	1945 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	1946 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	1947 + tablename
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1948 + "' 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	1949 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	1950 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	1951 }
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	1952 }
71b039bc2d99 Added support for querying the sys.comments table for some meta data methods Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 214 diff changeset	1953 } 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	1954 /* 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	1955 } finally {
300 8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1956 closeResultsetStatement(rs, stmt);
215 71b039bc2d99 Added support for querying the sys.comments table for some meta data methods Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 214 diff changeset	1957 }
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1958 // for debug: System.out.println("testTableExists(" + tablename + ") returns: " + exists);
219 4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1959 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	1960 }
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	1961
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	1962 /**
300 8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1963 * Closes a ResultSet and/or Statement object without throwing any SQLExceptions
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1964 * It can be used in the finally clause after creating a Statement and
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1965 * (optionally) executed a query which produced a ResultSet.
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1966 *
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1967 * @param rs ResultSet object to be closed. It may be null
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1968 * @param st Statement object to be closed. It may be null
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1969 */
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1970 static final void closeResultsetStatement(final ResultSet rs, final Statement st) {
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1971 if (rs != null) {
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1972 try {
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1973 rs.close();
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1974 } catch (SQLException e) { /* ignore */ }
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1975 }
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1976 if (st != null) {
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1977 try {
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1978 st.close();
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1979 } catch (SQLException e) { /* ignore */ }
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1980 }
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1981 }
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1982
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1983 /**
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	1984 * 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	1985 * 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	1986 * 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	1987 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	1988 * @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	1989 * @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	1990 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1991 private void sendTransactionCommand(final String command) throws SQLException {
77 83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	1992 // create a container for the result
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1993 final ResponseList l = new ResponseList(0, 0, ResultSet.FETCH_FORWARD, ResultSet.CONCUR_READ_ONLY);
77 83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	1994 // 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	1995 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	1996 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	1997 } 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	1998 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	1999 }
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	2000 }
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	2001
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2002 /**
278 1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2003 * Sends the given string to MonetDB as regular SQL statement/query using queryTempl
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2004 * Making sure there is a prompt after the command is sent. All possible
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2005 * returned information is discarded. Encountered errors are reported.
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2006 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2007 * @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	2008 * @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	2009 */
278 1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2010 private void sendIndependentCommand(String command) throws SQLException {
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2011 sendCommand(command, true);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2012 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2013
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2014 /**
278 1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2015 * Sends the given string to MonetDB as control statement using commandTempl
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2016 * Making sure there is a prompt after the command is sent. All possible
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2017 * returned information is discarded. Encountered errors are reported.
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2018 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2019 * @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	2020 * @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	2021 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2022 void sendControlCommand(String command) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2023 // send X command
278 1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2024 sendCommand(command, false);
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2025 }
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2026
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2027 /**
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2028 * Sends the given string to MonetDB as command/query using commandTempl or queryTempl
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2029 * Making sure there is a prompt after the command is sent. All possible
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	2030 * returned information is discarded. Encountered errors are reported.
278 1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2031 *
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2032 * @param command the exact string to send to MonetDB
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	2033 * @param usequeryTempl send the command using queryTempl or else using commandTempl
278 1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2034 * @throws SQLException if an IO exception or a database error occurs
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2035 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2036 private void sendCommand(final String command, final boolean usequeryTempl) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2037 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2038 try {
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	2039 out.writeLine(usequeryTempl ? (queryTempl[0] + command + queryTempl[1])
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	2040 : (commandTempl[0] + command + commandTempl[1]) );
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2041 final String error = in.waitForPrompt();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2042 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	2043 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	2044 } catch (SocketTimeoutException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2045 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	2046 throw new SQLNonTransientConnectionException("connection timed out", "08M33");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2047 } 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	2048 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2049 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2050 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2054 * 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	2055 * 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	2056 * 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	2057 * appended to the current warning.
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 * @param reason the warning message
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2060 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2061 private final void addWarning(final String reason, final String sqlstate) {
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2062 final SQLWarning warng = new SQLWarning(reason, sqlstate);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2063 if (warnings == null) {
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2064 warnings = warng;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2065 } else {
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2066 warnings.setNextWarning(warng);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2067 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2068 }
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 /** 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	2071 private static final int DEF_FETCHSIZE = 250;
423 de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	2072
de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	2073 /** the default number of rows to read at once from this connection */
de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	2074 private int defaultFetchSize = DEF_FETCHSIZE;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2075 /** The sequence counter */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2076 private static int seqCounter = 0;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2077
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2078 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2079 * 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	2080 * 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	2081 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2082 // {{{ interface Response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2083 interface Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2084 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2085 * 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	2086 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2087 * @param line the header line as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2088 * @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	2089 * @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	2090 * or additional lines are not allowed.
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 public abstract String addLine(String line, int linetype);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2093
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2094 /**
288 f412032e3b43 Correcting typo Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 286 diff changeset	2095 * Returns whether this Response expects more lines to be added
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2096 * to it.
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 * @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	2099 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2100 public abstract boolean wantsMore();
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2103 * 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	2104 * Response implementation.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2105 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2106 * @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	2107 * consistent or sufficient.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2108 */
324 0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 300 diff changeset	2109 /* MvD: disabled not used/needed code
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2110 public abstract void complete() throws SQLException;
324 0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 300 diff changeset	2111 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2112
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 * 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	2115 * necessary clean up procedures.
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 public abstract void close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2118 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2119 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2120
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2121 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2122 * 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	2123 * 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	2124 * Response look like:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2125 * <pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2126 * &1 1 28 2 10
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2127 * # name, value # name
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2128 * # varchar, varchar # type
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2129 * </pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2130 * there the first line consists out of<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2131 * <tt>&"qt" "id" "tc" "cc" "rc"</tt>.
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 // {{{ ResultSetResponse class implementation
296 c5efd6e661e5 Add "final" keyword to classes, method arguments and local variables where possible.` Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 295 diff changeset	2134 final class ResultSetResponse implements Response {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2135 /** The number of columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2136 public final int columncount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2137 /** The total number of rows this result set has */
377 8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 376 diff changeset	2138 public final long tuplecount;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2139 /** The numbers of rows to retrieve per DataBlockResponse */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2140 private int cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2141 /** The table ID of this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2142 public final int id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2143 /** The names of the columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2144 private String[] name;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2145 /** The types of the columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2146 private String[] type;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2147 /** 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	2148 private int[] columnLengths;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2149 /** The table for each column in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2150 private String[] tableNames;
416 b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2151 /** The schema for each column in this result */
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2152 private String[] schemaNames;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2153 /** The query sequence number */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2154 private final int seqnr;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2155 /** 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	2156 private DataBlockResponse[] resultBlocks;
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 /** Whether this Response is closed */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2159 private boolean closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2160
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2161 /** The Connection that we should use when requesting a new block */
286 d430f8adbf1b Add keyword "final" to those variables which do not change after first assigment. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 285 diff changeset	2162 private final MonetConnection.ResponseList parent;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2163 /** Whether the fetchSize was explitly set by the user */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2164 private final boolean cacheSizeSetExplicitly;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2165 /** 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	2166 * if we close this Response */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2167 private boolean destroyOnClose;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2168 /** the offset to be used on Xexport queries */
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	2169 private int blockOffset;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2170
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2171 /** A parser for header lines */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2172 private final HeaderLineParser hlp;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2173
286 d430f8adbf1b Add keyword "final" to those variables which do not change after first assigment. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 285 diff changeset	2174 /** A boolean array telling whether the headers are set or not */
d430f8adbf1b Add keyword "final" to those variables which do not change after first assigment. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 285 diff changeset	2175 private final boolean[] isSet;
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	2176 private static final int NAMES = 0;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	2177 private static final int TYPES = 1;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	2178 private static final int TABLES = 2;
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	2179 private static final int LENS = 3;
0 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 * Sole constructor, which requires a MonetConnection parent to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2184 * be given.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2185 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2186 * @param id the ID of the result set
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2187 * @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	2188 * @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	2189 * @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	2190 * @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	2191 * supply new result blocks when necessary
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2192 * @param seq the query sequence number
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 ResultSetResponse(
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2195 final int id,
377 8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 376 diff changeset	2196 final long tuplecount,
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2197 final int columncount,
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2198 final int rowcount,
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2199 final MonetConnection.ResponseList parent,
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2200 final int seq)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2201 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2202 {
286 d430f8adbf1b Add keyword "final" to those variables which do not change after first assigment. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 285 diff changeset	2203 isSet = new boolean[4];
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2204 this.parent = parent;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2205 if (parent.cachesize == 0) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2206 /* 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	2207 * 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	2208 * 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	2209 * need to stick to our defaults. */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2210 cacheSize = MonetConnection.DEF_FETCHSIZE;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2211 cacheSizeSetExplicitly = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2212 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2213 cacheSize = parent.cachesize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2214 cacheSizeSetExplicitly = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2215 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2216 /* 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	2217 * 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	2218 * 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	2219 * 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	2220 * 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	2221 * (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	2222 * 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	2223 * because it's a pseudo SQL result.) */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2224 if (rowcount > cacheSize)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2225 cacheSize = rowcount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2226 seqnr = seq;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2227 closed = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2228 destroyOnClose = id > 0 && tuplecount > rowcount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2229
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2230 this.id = id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2231 this.tuplecount = tuplecount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2232 this.columncount = columncount;
377 8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 376 diff changeset	2233 this.resultBlocks = new DataBlockResponse[(int)(tuplecount / cacheSize) + 1];
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2234
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2235 hlp = new HeaderLineParser(columncount);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2236
286 d430f8adbf1b Add keyword "final" to those variables which do not change after first assigment. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 285 diff changeset	2237 resultBlocks[0] = new DataBlockResponse(rowcount, parent.rstype == ResultSet.TYPE_FORWARD_ONLY);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2238 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2239
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2240 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2241 * 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	2242 * 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	2243 * DataResponse.
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 * @param tmpLine the string that contains the header
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2246 * @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	2247 * is unknown
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 // {{{ addLine
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2250 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2251 public String addLine(final String tmpLine, final int linetype) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2252 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	2253 return resultBlocks[0].addLine(tmpLine, linetype);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2254 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2255
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2256 if (linetype != BufferedMCLReader.HEADER)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2257 return "header expected, got: " + tmpLine;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2258
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2259 // 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	2260 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2261 switch (hlp.parse(tmpLine)) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2262 case HeaderLineParser.NAME:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2263 name = hlp.values.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2264 isSet[NAMES] = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2265 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2266 case HeaderLineParser.LENGTH:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2267 columnLengths = hlp.intValues.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2268 isSet[LENS] = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2269 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2270 case HeaderLineParser.TYPE:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2271 type = hlp.values.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2272 isSet[TYPES] = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2273 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2274 case HeaderLineParser.TABLE:
416 b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2275 {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2276 tableNames = hlp.values.clone();
416 b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2277 final int array_size = tableNames.length;
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2278 schemaNames = new String[array_size];
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2279 // split the schema and table names from the cloned values array
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2280 for (int i = 0; i < array_size; i++) {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2281 String qtable = tableNames[i];
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2282 if (qtable != null) {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2283 int dot = qtable.indexOf('.');
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2284 if (dot >= 0) {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2285 schemaNames[i] = qtable.substring(0, dot);
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2286 tableNames[i] = qtable.substring(dot +1);
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2287 } else {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2288 schemaNames[i] = "";
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2289 }
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2290 } else {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2291 schemaNames[i] = "";
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2292 tableNames[i] = "";
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2293 }
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2294 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2295 isSet[TABLES] = true;
416 b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2296 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2297 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2298 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2299 } catch (MCLParseException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2300 return e.getMessage();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2301 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2302
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2303 // all is well
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2304 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2305 }
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
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 * Returns whether this ResultSetResponse needs more lines.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2310 * 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	2311 * first DataBlockResponse reports to want more.
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2314 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2315 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	2316 return resultBlocks[0].wantsMore();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2317 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2318 return true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2319 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2320 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2321
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2322 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2323 * 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	2324 * ',\t' separators.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2325 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2326 * @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	2327 * @param start where the relevant data starts
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2328 * @param stop where the relevant data stops
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2329 * @return an array of Strings
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2330 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2331 private final String[] getValues(final char[] chrLine, int start, final int stop) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2332 int elem = 0;
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2333 final String[] values = new String[columncount];
77 83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	2334
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2335 for (int i = start; i < stop; i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2336 if (chrLine[i] == '\t' && chrLine[i - 1] == ',') {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2337 values[elem++] =
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2338 new String(chrLine, start, i - 1 - start);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2339 start = i + 1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2340 }
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 // at the left over part
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2343 values[elem++] = new String(chrLine, start, stop - start);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2344
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2345 return values;
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2348 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2349 * Adds the given DataBlockResponse to this ResultSetResponse at
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2350 * the given block position.
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 * @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	2353 * @param rr the DataBlockResponse to add
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2354 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2355 void addDataBlockResponse(final int offset, final DataBlockResponse rr) {
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2356 final int block = (offset - blockOffset) / cacheSize;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2357 resultBlocks[block] = rr;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2358 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2359
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2360 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2361 * 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	2362 * 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	2363 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2364 * @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	2365 * sufficient to be consistant
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2366 */
324 0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 300 diff changeset	2367 /* MvD: disabled not used/needed code
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2368 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2369 public void complete() throws SQLException {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2370 final StringBuilder err = new StringBuilder(99);
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2371 if (!isSet[NAMES]) err.append("name header missing\n");
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2372 if (!isSet[TYPES]) err.append("type header missing\n");
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2373 if (!isSet[TABLES]) err.append("table name header missing\n");
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2374 if (!isSet[LENS]) err.append("column width header missing\n");
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2375 if (err.length() > 0)
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2376 throw new SQLException(err.toString(), "M0M10");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2377 }
324 0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 300 diff changeset	2378 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2379
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 * Returns the names of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2382 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2383 * @return the names of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2384 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2385 String[] getNames() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2386 return name;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2387 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2388
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2389 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2390 * Returns the types of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2391 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2392 * @return the types of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2393 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2394 String[] getTypes() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2395 return type;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2396 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2397
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2398 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2399 * Returns the tables of the columns
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 * @return the tables of the columns
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 String[] getTableNames() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2404 return tableNames;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2405 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2406
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2407 /**
416 b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2408 * Returns the schemas of the columns
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2409 *
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2410 * @return the schemas of the columns
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2411 */
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2412 String[] getSchemaNames() {
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2413 return schemaNames;
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2414 }
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2415
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2416 /**
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2417 * Returns the lengths of the columns
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 * @return the lengths of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2420 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2421 int[] getColumnLengths() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2422 return columnLengths;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2423 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2424
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2425 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2426 * Returns the cache size used within this Response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2427 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2428 * @return the cache size
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 int getCacheSize() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2431 return cacheSize;
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 * Returns the current block offset
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2436 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2437 * @return the current block offset
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2438 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2439 int getBlockOffset() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2440 return blockOffset;
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2443 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2444 * Returns the ResultSet type, FORWARD_ONLY or not.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2445 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2446 * @return the ResultSet type
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2447 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2448 int getRSType() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2449 return parent.rstype;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2450 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2451
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 * Returns the concurrency of the ResultSet.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2454 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2455 * @return the ResultSet concurrency
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 int getRSConcur() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2458 return parent.rsconcur;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2459 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2460
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 * 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	2463 * 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	2464 * 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	2465 * line is fetched it is returned.
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 * @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	2468 * @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	2469 * 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	2470 * @throws SQLException if an database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2471 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2472 String getLine(final int row) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2473 if (row >= tuplecount \|\| row < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2474 return null;
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 int block = (row - blockOffset) / cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2477 int blockLine = (row - blockOffset) % cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2478
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2479 // 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	2480 DataBlockResponse rawr = resultBlocks[block];
b8c007e86694 Improve readability Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 200 diff changeset	2481 if (rawr == null) {
b8c007e86694 Improve readability Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 200 diff changeset	2482 // load block
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2483 /// 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	2484 /// in memory when dealing with random access to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2485 /// reduce memory blow-up
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2486
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2487 // 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	2488 // block loaded
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2489 if (parent.rstype == ResultSet.TYPE_FORWARD_ONLY) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2490 for (int i = 0; i < block; i++)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2491 resultBlocks[i] = null;
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 if (MonetConnection.seqCounter - 1 == seqnr &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2494 !cacheSizeSetExplicitly &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2495 tuplecount - row > cacheSize &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2496 cacheSize < MonetConnection.DEF_FETCHSIZE * 10)
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 // there has no query been issued after this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2499 // one, so we can consider this an uninterrupted
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2500 // continuation request. Let's once increase
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2501 // the cacheSize as it was not explicitly set,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2502 // 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	2503 // bother anyone else by doing so, and just
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2504 // gaining some performance.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2505
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2506 // store the previous position in the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2507 // blockOffset variable
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2508 blockOffset += cacheSize;
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 // increase the cache size (a lot)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2511 cacheSize *= 10;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2512
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2513 // by changing the cacheSize, we also
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2514 // change the block measures. Luckily
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2515 // we don't care about previous blocks
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2516 // because we have a forward running
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2517 // pointer only. However, we do have
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2518 // to recalculate the block number, to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2519 // ensure the next call to find this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2520 // new block.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2521 block = (row - blockOffset) / cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2522 blockLine = (row - blockOffset) % cacheSize;
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 // 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	2527 parent.executeQuery(commandTempl,
4320e6891536 Replace AssertionError() with SQLException(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 90 diff changeset	2528 "export " + id + " " + ((block * cacheSize) + blockOffset) + " " + cacheSize);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2529 rawr = resultBlocks[block];
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2530 if (rawr == null)
136 4320e6891536 Replace AssertionError() with SQLException(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 90 diff changeset	2531 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	2532 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2533
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2534 return rawr.getRow(blockLine);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2535 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2536
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2537 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2538 * 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	2539 * 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	2540 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2541 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2542 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2543 if (closed) return;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2544
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2545 // 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	2546 // 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	2547 // was larger than the reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2548 try {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2549 if (destroyOnClose)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2550 sendControlCommand("close " + id);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2551 } catch (SQLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2552 // probably a connection error...
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2555 // close the data block associated with us
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2556 for (int i = 1; i < resultBlocks.length; i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2557 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	2558 if (r != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2559 r.close();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2560 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2561
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2562 closed = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2563 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2564
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2565 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2566 * Returns whether this Response is closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2567 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2568 * @return whether this Response is closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2569 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2570 boolean isClosed() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2571 return closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2572 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2573 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2574 // }}}
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	2575
0 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 * The DataBlockResponse is tabular data belonging to a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2578 * ResultSetResponse. Tabular data from the server typically looks
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2579 * like:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2580 * <pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2581 * [ "value", 56 ]
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2582 * </pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2583 * 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	2584 * by brackets ("[" and "]"). A DataBlockResponse object holds the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2585 * 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	2586 * easy retrieval.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2587 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2588 * 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	2589 * 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	2590 * 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	2591 * 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	2592 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2593 // {{{ DataBlockResponse class implementation
296 c5efd6e661e5 Add "final" keyword to classes, method arguments and local variables where possible.` Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 295 diff changeset	2594 private final static class DataBlockResponse implements Response {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2595 /** The String array to keep the data in */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2596 private final String[] data;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2597
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2598 /** 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	2599 private int pos;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2600 /** Whether we can discard lines as soon as we have read them */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2601 private final boolean forwardOnly;
0 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 * Constructs a DataBlockResponse object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2605 * @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	2606 * @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	2607 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2608 DataBlockResponse(final int size, final boolean forward) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2609 pos = -1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2610 data = new String[size];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2611 forwardOnly = forward;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2612 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2613
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2614 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2615 * 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	2616 * 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	2617 * 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	2618 * specified.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2619 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2620 * @param line the header line as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2621 * @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	2622 * @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	2623 * or additional lines are not allowed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2624 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2625 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2626 public String addLine(final String line, final int linetype) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2627 if (linetype != BufferedMCLReader.RESULT)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2628 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	2629 // add to the backing array
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2630 data[++pos] = line;
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 // all is well
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2633 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2634 }
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 /**
288 f412032e3b43 Correcting typo Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 286 diff changeset	2637 * Returns whether this Response expects more lines to be added
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2638 * to it.
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 * @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	2641 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2642 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2643 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2644 // remember: pos is the value already stored
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2645 return pos + 1 < data.length;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2646 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2647
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2648 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2649 * 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	2650 * 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	2651 * 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	2652 * happen that this is NOT the case!
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 * @throws SQLException if not all rows are filled
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2655 */
324 0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 300 diff changeset	2656 /* MvD: disabled not used/needed code
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2657 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2658 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	2659 if ((pos + 1) != data.length)
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2660 throw new SQLException("Inconsistent state detected! Current block capacity: "
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2661 + data.length + ", block usage: " + (pos + 1)
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2662 + ". 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	2663 }
324 0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 300 diff changeset	2664 */
0 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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2667 * 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	2668 * necessary clean up procedures.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2669 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2670 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2671 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2672 // feed all rows to the garbage collector
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2673 for (int i = 0; i < data.length; i++)
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2674 data[i] = null;
0 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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2677 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2678 * 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	2679 * is out of bounds, an IndexOutOfBoundsException will be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2680 * thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2681 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2682 * @param line the row to retrieve
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2683 * @return the requested row as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2684 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2685 String getRow(final int line) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2686 if (forwardOnly) {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2687 final String ret = data[line];
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2688 data[line] = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2689 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2690 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2691 return data[line];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2692 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2693 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2694 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2695 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2696
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2697 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2698 * The UpdateResponse represents an update statement response. It
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2699 * 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	2700 * 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	2701 * 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	2702 * -1 if not applicable.<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2703 * <tt>&2 0 -1</tt>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2704 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2705 // {{{ UpdateResponse class implementation
296 c5efd6e661e5 Add "final" keyword to classes, method arguments and local variables where possible.` Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 295 diff changeset	2706 final static class UpdateResponse implements Response {
378 02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 377 diff changeset	2707 public final long count;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2708 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	2709
378 02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 377 diff changeset	2710 public UpdateResponse(final long cnt, final String id) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2711 // fill the blank finals
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2712 this.count = cnt;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2713 this.lastid = id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2714 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2715
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2716 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2717 public String addLine(final String line, final int linetype) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2718 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	2719 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2720
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2721 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2722 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2723 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2724 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2725
324 0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 300 diff changeset	2726 /* MvD: disabled not used/needed code
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2727 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2728 public void complete() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2729 // empty, because there is nothing to check
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2730 }
324 0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 300 diff changeset	2731 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2732
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2733 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2734 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2735 // nothing to do here...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2736 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2737 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2738 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2739
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2740 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2741 * The SchemaResponse represents an schema modification response.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2742 * 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	2743 * 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	2744 * 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	2745 * 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	2746 * server.<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2747 * <tt>&3</tt>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2748 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2749 // {{{ SchemaResponse class implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2750 class SchemaResponse implements Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2751 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	2752
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2753 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2754 public String addLine(final String line, final int linetype) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2755 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	2756 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2757
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2758 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2759 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2760 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2761 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2762
324 0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 300 diff changeset	2763 /* MvD: disabled not used/needed code
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2764 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2765 public void complete() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2766 // empty, because there is nothing to check
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2767 }
324 0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 300 diff changeset	2768 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2769
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2770 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2771 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2772 // nothing to do here...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2773 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2774 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2775 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2776
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 * The AutoCommitResponse represents a transaction message. It
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2779 * 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	2780 * <tt>&4 (t\|f)</tt>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2781 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2782 // {{{ AutoCommitResponse class implementation
296 c5efd6e661e5 Add "final" keyword to classes, method arguments and local variables where possible.` Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 295 diff changeset	2783 private final class AutoCommitResponse extends SchemaResponse {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2784 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	2785
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2786 public AutoCommitResponse(final boolean ac) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2787 // fill the blank final
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2788 this.autocommit = ac;
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2791 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2792
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2793 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2794 * 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	2795 * 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	2796 * responsibility to the caller to prevent concurrent access.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2797 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2798 // {{{ ResponseList class implementation
296 c5efd6e661e5 Add "final" keyword to classes, method arguments and local variables where possible.` Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 295 diff changeset	2799 final class ResponseList {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2800 /** 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	2801 private final int cachesize;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2802 /** The maximum number of results for this query */
376 ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 370 diff changeset	2803 private final long maxrows;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2804 /** The ResultSet type to produce */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2805 private final int rstype;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2806 /** The ResultSet concurrency to produce */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2807 private final int rsconcur;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2808 /** 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	2809 private final int seqnr;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2810 /** 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	2811 * in the right order */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2812 private final ArrayList<Response> responses;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2813 /** A map of ResultSetResponses, used for additional
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2814 * DataBlockResponse mapping */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2815 private HashMap<Integer, ResultSetResponse> rsresponses;
0 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 /** The current header returned by getNextResponse() */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2818 private int curResponse;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2819
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2820 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2821 * 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	2822 * 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	2823 * instance is supplied.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2824 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2825 * @param cachesize overall cachesize to use
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2826 * @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	2827 * @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	2828 * @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	2829 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2830 ResponseList(
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2831 final int cachesize,
376 ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 370 diff changeset	2832 final long maxrows,
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2833 final int rstype,
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2834 final int rsconcur
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2835 ) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2836 this.cachesize = cachesize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2837 this.maxrows = maxrows;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2838 this.rstype = rstype;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2839 this.rsconcur = rsconcur;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2840 responses = new ArrayList<Response>();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2841 curResponse = -1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2842 seqnr = MonetConnection.seqCounter++;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2843 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2844
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2845 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2846 * 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	2847 * no more responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2848 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2849 * @return the next Response available or null
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2850 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2851 Response getNextResponse() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2852 if (rstype == ResultSet.TYPE_FORWARD_ONLY) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2853 // free resources if we're running forward only
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2854 if (curResponse >= 0 && curResponse < responses.size()) {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2855 final Response tmp = responses.get(curResponse);
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	2856 if (tmp != null)
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	2857 tmp.close();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2858 responses.set(curResponse, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2859 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2860 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2861 curResponse++;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2862 if (curResponse >= responses.size()) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2863 // ResponseList is obviously completed so, there are no
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2864 // more responses
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2865 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2866 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2867 // return this response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2868 return responses.get(curResponse);
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2871
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2872 /**
288 f412032e3b43 Correcting typo Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 286 diff changeset	2873 * Closes the Response at index i, if not null.
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2874 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2875 * @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	2876 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2877 void closeResponse(final int i) {
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	2878 if (i < 0 \|\| i >= responses.size())
2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	2879 return;
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2880 final Response tmp = responses.set(i, null);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2881 if (tmp != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2882 tmp.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2883 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2884
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2885 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2886 * Closes the current response.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2887 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2888 void closeCurrentResponse() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2889 closeResponse(curResponse);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2890 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2891
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2892 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2893 * Closes the current and previous responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2894 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2895 void closeCurOldResponses() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2896 for (int i = curResponse; i >= 0; i--) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2897 closeResponse(i);
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2900
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2901 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2902 * 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	2903 * ResponseList.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2904 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2905 void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2906 for (int i = 0; i < responses.size(); i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2907 closeResponse(i);
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2911 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2912 * Returns whether this ResponseList has still unclosed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2913 * Responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2914 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2915 boolean hasUnclosedResponses() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2916 for (Response r : responses) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2917 if (r != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2918 return true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2919 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2920 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2921 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2922
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2923 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2924 * Executes the query contained in this ResponseList, and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2925 * 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	2926 * ResponseList.
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 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2929 */
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2930 void processQuery(final String query) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2931 executeQuery(queryTempl, query);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2932 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2933
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 * Internal executor of queries.
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 * @param templ the template to fill in
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2938 * @param the query to execute
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2939 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2940 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2941 @SuppressWarnings("fallthrough")
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2942 void executeQuery(final String[] templ, final String query)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2943 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2944 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2945 String error = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2946
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2947 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2948 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2949 // 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	2950 // 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	2951 // 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	2952 // lines. Ignore errors from previous result sets.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2953 in.waitForPrompt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2954
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2955 // {{{ set reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2956 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2957 * 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	2958 * 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	2959 * 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	2960 * prompt after the server sent it's header.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2961 */
423 de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	2962 int size = (cachesize == 0 ? defaultFetchSize : cachesize);
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	2963 if (maxrows > 0 && maxrows < size)
376 ffdc7b0e102d Updated JDBC driver to comply with JDBC 4.2 interface now we compile for Java 8. This includes: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 370 diff changeset	2964 size = (int)maxrows;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2965 // 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	2966 if (lang == LANG_SQL && size != curReplySize && templ != commandTempl) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2967 sendControlCommand("reply_size " + size);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2968
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2969 // store the reply size after a successful change
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2970 curReplySize = size;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2971 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2972 // }}} set reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2973
285 637899bda602 Removed SendThread class and its usage from MonetConnection. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 284 diff changeset	2974 // send query to the server
637899bda602 Removed SendThread class and its usage from MonetConnection. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 284 diff changeset	2975 out.writeLine( (templ[0] == null ? "" : templ[0]) + query + (templ[1] == null ? "" : templ[1]) );
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2976
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2977 // go for new results
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2978 String tmpLine = in.readLine();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2979 int linetype = in.getLineType();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2980 Response res = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2981 while (linetype != BufferedMCLReader.PROMPT) {
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2982 // each response should start with a start of header (or error)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2983 switch (linetype) {
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2984 case BufferedMCLReader.SOHEADER:
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2985 // make the response object, and fill it
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2986 try {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2987 switch (sohp.parse(tmpLine)) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2988 case StartOfHeaderParser.Q_PARSE:
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2989 throw new MCLParseException("Q_PARSE header not allowed here", 1);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2990 case StartOfHeaderParser.Q_TABLE:
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2991 case StartOfHeaderParser.Q_PREPARE: {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2992 final int id = sohp.getNextAsInt();
377 8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 376 diff changeset	2993 long tuplecount = sohp.getNextAsLong();
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2994 final int columncount = sohp.getNextAsInt();
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	2995 final int rowcount = sohp.getNextAsInt();
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2996 // enforce the maxrows setting
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2997 if (maxrows != 0 && tuplecount > maxrows)
377 8a813f5cef1b Extend StartOfHeaderParser with method getNextAsLong() and change type of tuplecount to long. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 376 diff changeset	2998 tuplecount = maxrows;
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2999 res = new ResultSetResponse(id, tuplecount, columncount, rowcount, this, seqnr);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3000 // only add this resultset to the hashmap if it can possibly have an additional datablock
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3001 if (rowcount < tuplecount) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3002 if (rsresponses == null)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3003 rsresponses = new HashMap<Integer, ResultSetResponse>();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3004 rsresponses.put(Integer.valueOf(id), (ResultSetResponse) res);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3005 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3006 } break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3007 case StartOfHeaderParser.Q_UPDATE:
378 02f353f62abe Adjust UpdateResponse to allow for large updates (long instead of int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 377 diff changeset	3008 res = new UpdateResponse(sohp.getNextAsLong(), // count
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3009 sohp.getNextAsString() // key-id
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3010 );
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3011 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3012 case StartOfHeaderParser.Q_SCHEMA:
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3013 res = new SchemaResponse();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3014 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3015 case StartOfHeaderParser.Q_TRANS:
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	3016 final boolean ac = sohp.getNextAsString().equals("t") ? true : false;
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3017 if (autoCommit && ac) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3018 addWarning("Server enabled auto commit mode " +
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3019 "while local state already was auto commit.", "01M11");
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3020 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3021 autoCommit = ac;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3022 res = new AutoCommitResponse(ac);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3023 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3024 case StartOfHeaderParser.Q_BLOCK: {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3025 // a new block of results for a response...
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	3026 final int id = sohp.getNextAsInt();
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3027 sohp.getNextAsInt(); // columncount
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	3028 final int rowcount = sohp.getNextAsInt();
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	3029 final int offset = sohp.getNextAsInt();
003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	3030 final ResultSetResponse t = (rsresponses != null) ? rsresponses.get(Integer.valueOf(id)) : null;
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3031 if (t == null) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3032 error = "M0M12!no ResultSetResponse with id " + id + " found";
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3033 break;
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3034 }
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	3035 final DataBlockResponse r = new DataBlockResponse(rowcount, t.getRSType() == ResultSet.TYPE_FORWARD_ONLY);
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3036 t.addDataBlockResponse(offset, r);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3037 res = r;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3038 } break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3039 } // end of switch (sohp.parse(tmpLine))
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3040 } catch (MCLParseException e) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3041 error = "M0M10!error while parsing start of header:\n" +
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3042 e.getMessage() +
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3043 " found: '" + tmpLine.charAt(e.getErrorOffset()) + "'" +
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3044 " in: \"" + tmpLine + "\"" +
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3045 " at pos: " + e.getErrorOffset();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3046 // flush all the rest
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3047 in.waitForPrompt();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3048 linetype = in.getLineType();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3049 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3050 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3051
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3052 // immediately handle errors after parsing the header (res may be null)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3053 if (error != null) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3054 in.waitForPrompt();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3055 linetype = in.getLineType();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3056 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3057 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3058
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3059 // here we have a res object, which we can start filling
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3060 while (res.wantsMore()) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3061 error = res.addLine(in.readLine(), in.getLineType());
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3062 if (error != null) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3063 // right, some protocol violation,
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3064 // skip the rest of the result
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3065 error = "M0M10!" + error;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3066 in.waitForPrompt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3067 linetype = in.getLineType();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3068 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3069 }
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3070 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3071 if (error != null)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3072 break;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3073
288 f412032e3b43 Correcting typo Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 286 diff changeset	3074 // it is of no use to store DataBlockResponses, you never want to
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3075 // retrieve them directly anyway
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3076 if (!(res instanceof DataBlockResponse))
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3077 responses.add(res);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3078
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3079 // read the next line (can be prompt, new result, error, etc.)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3080 // before we start the loop over
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3081 tmpLine = in.readLine();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3082 linetype = in.getLineType();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3083 break;
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3084 case BufferedMCLReader.INFO:
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3085 addWarning(tmpLine.substring(1), "01000");
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3086 // read the next line (can be prompt, new result, error, etc.)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3087 // before we start the loop over
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3088 tmpLine = in.readLine();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3089 linetype = in.getLineType();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3090 break;
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3091 default: // Yeah... in Java this is correct!
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3092 // we have something we don't expect/understand, let's make it an error message
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3093 tmpLine = "!M0M10!protocol violation, unexpected line: " + tmpLine;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3094 // don't break; fall through...
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3095 case BufferedMCLReader.ERROR:
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3096 // read everything till the prompt (should be
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3097 // error) we don't know if we ignore some
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3098 // garbage here... but the log should reveal that
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3099 error = in.waitForPrompt();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3100 linetype = in.getLineType();
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3101 if (error != null) {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3102 error = tmpLine.substring(1) + "\n" + error;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3103 } else {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3104 error = tmpLine.substring(1);
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3105 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3106 break;
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3107 } // end of switch (linetype)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3108 } // end of while (linetype != BufferedMCLReader.PROMPT)
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3109 } // end of synchronized (server)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3110
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3111 if (error != null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3112 SQLException ret = null;
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	3113 final String[] errors = error.split("\n");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3114 for (int i = 0; i < errors.length; i++) {
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	3115 final SQLException newErr;
144 d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08) Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 136 diff changeset	3116 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	3117 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	3118 } 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	3119 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	3120 }
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08) Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 136 diff changeset	3121 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	3122 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	3123 } 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	3124 ret.setNextException(newErr);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3125 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3126 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3127 throw ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3128 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3129 } catch (SocketTimeoutException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3130 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	3131 throw new SQLNonTransientConnectionException("connection timed out", "08M33");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3132 } catch (IOException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3133 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	3134 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	3135 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3136 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3137 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3138 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3139 }

Mercurial > hg > monetdb-java

annotate src/main/java/org/monetdb/jdbc/MonetConnection.java @ 451:3dfcd06fd8ba