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

annotate src/main/java/org/monetdb/jdbc/MonetConnection.java @ 472:0e21097f438b

Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused.

author	Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
date	Fri, 30 Apr 2021 17:23:16 +0200 (2021-04-30)
parents	3dfcd06fd8ba
children	d414e5c4470c

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
472 0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 451 diff changeset	150 /** A cache to reduce the number of DatabaseMetaData objects created by getMetaData() to maximum 1 per connection */
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 451 diff changeset	151 private DatabaseMetaData dbmd;
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 451 diff changeset	152
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	153
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	154 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	155 * 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	156 * 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	157 * 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	158 * createStatement() call. This constructor is only accessible to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	159 * classes from the jdbc package.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	160 *
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	161 * @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	162 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	163 * @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	164 */
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	165 MonetConnection(final Properties props)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	166 throws SQLException, IllegalArgumentException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	167 {
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	168 // 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	169 // 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	170 // 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	171 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	172 if (this.hostname != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	173 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	174
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	175 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	176 if (port_prop != null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	177 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	178 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	179 } catch (NumberFormatException e) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	180 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	181 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	182 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	183 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	184
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	185 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	186 if (this.database != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	187 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	188
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	189 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	190 if (this.username != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	191 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	192
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	193 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	194 if (this.password != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	195 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	196
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	197 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	198 if (language != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	199 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	200
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	201 boolean debug = false;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	202 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	203 if (debug_prop != null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	204 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	205 conn_props.setProperty("debug", Boolean.toString(debug));
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	206 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	207
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	208 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	209 if (hash != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	210 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	211
423 de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	212 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	213 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	214 try {
0b808a4d4f1f Catch and warn about invalid fetch sizes. Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 425 diff changeset	215 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	216 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	217 this.defaultFetchSize = fetchsize;
0b808a4d4f1f Catch and warn about invalid fetch sizes. Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 425 diff changeset	218 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	219 } else {
433 b31eaa9e958f fetchsize is allowed to be -1 Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 432 diff changeset	220 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	221 }
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	222 } 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	223 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	224 }
de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	225 }
de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	226
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	227 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	228 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	229 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	230 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	231 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	232 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	233 }
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
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	235 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	236 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	237 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	238 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	239 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	240 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	241 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	242
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	243 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	244 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	245 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	246 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	247 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	248 if (sockTimeout < 0) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	249 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	250 sockTimeout = 0;
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 } catch (NumberFormatException e) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	253 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	254 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	255 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	256 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	257
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	258 // check mandatory input arguments
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	259 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	260 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	261 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	262 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	263 + ". 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	264 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	265 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	266 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	267 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	268 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	269 // 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	270 language = "sql";
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	271 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	272 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	273
429 e4e104f8146c Add fetchsize to the list of valid client props Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 428 diff changeset	274 // 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	275 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	276 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	277 }
e4e104f8146c Add fetchsize to the list of valid client props Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 428 diff changeset	278
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	279 server = new MapiSocket();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	280 if (hash != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	281 server.setHash(hash);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	282 if (database != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	283 server.setDatabase(database);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	284 server.setLanguage(language);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	285
422 8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	286 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	287 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	288 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	289 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	290 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	291 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	292 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	293
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	294 // 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	295 if (debug) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	296 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	297 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	298 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	299
25 5ec116ba7d71 When single character use faster version of indexOf(<char>) Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 8 diff changeset	300 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	301 if (ext < 0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	302 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	303 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	304 final String suf = fname.substring(ext);
0 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 for (int i = 1; f.exists(); i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	307 f = new File(pre + "-" + i + suf);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	308 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	309
278 1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	310 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	311 } 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	312 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	313 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	314 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	315
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	316 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	317 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	318 for (String warning : warnings) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	319 addWarning(warning, "01M02");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	320 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	321
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	322 // 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	323 // so_timeout calls
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	324 server.setSoTimeout(sockTimeout);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	325
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	326 in = server.getReader();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	327 out = server.getWriter();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	328
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 final String error = in.waitForPrompt();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	330 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	331 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	332 } 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	333 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	334 } 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	335 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	336 } 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	337 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	338 } 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	339 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	340 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	341 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	342 sqle.setNextException(new SQLNonTransientConnectionException(connex[1], "08001"));
0 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 throw sqle;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	345 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	346
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	347 // 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	348 // language used and language specific query templates
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	349 if ("sql".equals(language)) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	350 lang = LANG_SQL;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	351
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	352 queryTempl[0] = "s"; // pre
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	353 queryTempl[1] = "\n;"; // post
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	354 queryTempl[2] = "\n;\n"; // separator
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	355
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	356 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	357 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	358 //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	359 } 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	360 lang = LANG_MAL;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	361
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	362 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	363 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	364 queryTempl[2] = ";\n"; // separator
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	365
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	366 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	367 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	368 //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	369 } else {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	370 lang = LANG_UNKNOWN;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	371 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	372
422 8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	373 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	374 // 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	375 // 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	376 // 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	377 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	378 }
8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	379
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	380 // 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	381 if (lang == LANG_SQL) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	382 // enable auto commit
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	383 setAutoCommit(true);
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	384
422 8368cbc670bf Send reply size and time zone during initial handshake Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 416 diff changeset	385 // 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	386 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	387 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	388 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	389 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	390 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	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 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	393 } 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	394 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	395 }
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 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	397 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	398 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	399 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	400 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	401 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	402 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	403 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	404 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	405 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	406 }
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 // 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	409 closed = false;
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 //== methods of interface Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	413
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	414 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	415 * 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	416 * 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	417 * new warning is reported for this Connection object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	418 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	419 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	420 public void clearWarnings() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	421 warnings = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	422 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	423
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	424 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	425 * 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	426 * 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	427 * 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	428 * 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	429 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	430 * 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	431 * closed is a no-op.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	432 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	433 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	434 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	435 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	436 for (Statement st : statements.keySet()) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	437 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	438 st.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	439 } catch (SQLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	440 // better luck next time!
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	441 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	442 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	443 // close the socket
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	444 server.close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	445 // report ourselves as closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	446 closed = true;
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	449
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	450 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	451 * 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	452 * 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	453 * 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	454 * auto-commit mode has been disabled.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	455 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	456 * @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	457 * Connection object is in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	458 * @see #setAutoCommit(boolean)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	459 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	460 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	461 public void commit() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	462 // 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	463 // 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	464 sendTransactionCommand("COMMIT");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	465 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	466
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	467 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	468 * 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	469 * database. SQL statements without parameters are normally
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	470 * 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	471 * 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	472 * PreparedStatement object.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	473 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	474 * 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	475 * 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	476 * 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	477 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	478 * @return a new default Statement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	479 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	480 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	481 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	482 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	483 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	484 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	485
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	486 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	487 * 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	488 * 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	489 * 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	490 * result set type and concurrency to be overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	491 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	492 * @param resultSetType a result set type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	493 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	494 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	495 * @param resultSetConcurrency a concurrency type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	496 * ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	497 * @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	498 * the given type and concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	499 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	500 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	501 @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	502 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	503 return createStatement(resultSetType, resultSetConcurrency, MonetResultSet.DEF_HOLDABILITY);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	504 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	505
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	506 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	507 * 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	508 * 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	509 * 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	510 * 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	511 * overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	512 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	513 * @param resultSetType one of the following ResultSet constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	514 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	515 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	516 * @param resultSetConcurrency one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	517 * constants: ResultSet.CONCUR_READ_ONLY or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	518 * ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	519 * @param resultSetHoldability one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	520 * 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	521 * ResultSet.CLOSE_CURSORS_AT_COMMIT
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	522 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	523 * @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	524 * 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	525 * @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	526 * given parameters are not ResultSet constants indicating type,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	527 * concurrency, and holdability
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	528 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	529 @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	530 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	531 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	532 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	533 // 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	534 statements.put(ret, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	535 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	536 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	537 throw new SQLException(e.toString(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	538 }
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	539 // 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	540 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	541
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	542 /**
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	543 * 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	544 *
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	545 * @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	546 * @see #setAutoCommit(boolean)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	547 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	548 @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	549 public boolean getAutoCommit() {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	550 return autoCommit;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	551 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	554 * Retrieves this Connection object's current catalog name.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	555 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	556 * @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	557 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	558 @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	559 public String getCatalog() {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	560 // MonetDB does NOT support catalogs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	561 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	562 }
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	563
0 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 * Retrieves the current holdability of ResultSet objects created
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	566 * using this Connection object.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	567 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	568 * @return the holdability, one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	569 * ResultSet.HOLD_CURSORS_OVER_COMMIT or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	570 * 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	571 * @see #setHoldability(int)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	572 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	573 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	574 public int getHoldability() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	575 // 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	576 // CLOSE_CURSORS_AT_COMMIT
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	577 return ResultSet.HOLD_CURSORS_OVER_COMMIT;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	578 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	579
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	580 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	581 * Retrieves a DatabaseMetaData object that contains metadata about
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	582 * 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	583 * connection. The metadata includes information about the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	584 * 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	585 * 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	586 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	587 * @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	588 * @return a DatabaseMetaData object for this Connection object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	589 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	590 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	591 public DatabaseMetaData getMetaData() throws SQLException {
472 0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 451 diff changeset	592 // for debug: System.out.println("calling getMetaData()");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	593 if (lang != LANG_SQL)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	594 throw new SQLException("This method is only supported in SQL mode", "M0M04");
472 0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 451 diff changeset	595 if (dbmd == null) {
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 451 diff changeset	596 // first use, construct it once and reuse it for all next calls
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 451 diff changeset	597 dbmd = new MonetDatabaseMetaData(this);
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 451 diff changeset	598 }
0e21097f438b Reduce the number of MonetDatabaseMetaData objects created via getMetaData() to maximum 1 per connection as it can be reused. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 451 diff changeset	599 return dbmd;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	600 }
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	603 * Retrieves this Connection object's current transaction isolation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	604 * level.
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 * @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	607 * Connection.TRANSACTION_SERIALIZABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	608 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	609 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	610 public int getTransactionIsolation() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	611 return TRANSACTION_SERIALIZABLE;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	612 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	613
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 * 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	616 * 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	617 * will be empty.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	618 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	619 * @return the java.util.Map object associated with this Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	620 * object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	621 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	622 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	623 public Map<String,Class<?>> getTypeMap() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	624 return typeMap;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	625 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	626
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	627 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	628 * Retrieves the first warning reported by calls on this Connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	629 * 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	630 * 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	631 * 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	632 * retrieved previously.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	633 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	634 * 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	635 * 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	636 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	637 * 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	638 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	639 * @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	640 * @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	641 * called on a closed connection
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	644 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	645 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	646 // 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	647 // specification.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	648 return warnings;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	649 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	650
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	651 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	652 * 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	653 * 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	654 * 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	655 * 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	656 * 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	657 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	658 * 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	659 * 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	660 * 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	661 * 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	662 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	663 * @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	664 * still open
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	665 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	666 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	667 public boolean isClosed() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	668 return closed;
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
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 * 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	673 * 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	674 * 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	675 * read-only mode.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	676 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	677 * @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	678 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	679 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	680 public boolean isReadOnly() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	681 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	682 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	683
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 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	685 * 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	686 * 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	687 * 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	688 *
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	689 * @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	690 * @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	691 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	692 @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	693 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	694 /* 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	695 /* 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	696 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	697 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	698
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	699 /**
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 * 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	701 * 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	702 * 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	703 *
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 * 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	705 * 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	706 * 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	707 * 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	708 *
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	709 * 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	710 * 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	711 * 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	712 *
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	713 * @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	714 * 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	715 * @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	716 * @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	717 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	718 @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	719 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	720 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	721 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	722
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	723 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	724 * 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	725 * 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	726 * 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	727 *
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	728 * @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	729 * 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	730 * @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	731 * @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	732 * @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	733 * 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	734 * @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	735 * 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	736 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	737 @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	738 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	739 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	740 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	741
184 e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	742 /**
e0f76fedafc8 Corrected implementation of Connection.prepareCall() methods. They used to return null. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 178 diff changeset	743 * 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	744 * 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	745 *
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	746 * @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	747 * 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	748 * @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	749 * @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	750 * @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	751 * @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	752 * @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	753 * 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	754 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	755 @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	756 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	757 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	758 {
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	759 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	760 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	761 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	762 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	763 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	764 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	765 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	766 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	767 );
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	768 // 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	769 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	770 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	771 } 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	772 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	773 }
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	774 // 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	775 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	776
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	777 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	778 * Creates a PreparedStatement object for sending parameterized SQL
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	779 * 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	780 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	781 * 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	782 * 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	783 * 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	784 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	785 * 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	786 * statements that benefit from precompilation. If the driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	787 * supports precompilation, the method prepareStatement will send
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	788 * 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	789 * 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	790 * 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	791 * 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	792 * 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	793 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	794 * Result sets created using the returned PreparedStatement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	795 * 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	796 * level of CONCUR_READ_ONLY.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	797 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	798 * @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	799 * parameter placeholders
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	800 * @return a new default PreparedStatement object containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	801 * pre-compiled SQL statement
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	802 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	803 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	804 @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	805 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	806 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	807 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	808
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	809 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	810 * Creates a PreparedStatement object that will generate ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	811 * 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	812 * 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	813 * 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	814 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	815 * @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	816 * 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	817 * @param resultSetType a result set type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	818 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	819 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	820 * @param resultSetConcurrency a concurrency type; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	821 * ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	822 * @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	823 * 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	824 * type and concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	825 * @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	826 * 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	827 * type and concurrency
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	828 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	829 @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	830 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	831 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	832 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	833
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 * Creates a PreparedStatement object that will generate ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	836 * 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	837 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	838 * 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	839 * 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	840 * holdability to be overridden.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	841 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	842 * @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	843 * 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	844 * @param resultSetType one of the following ResultSet constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	845 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	846 * or ResultSet.TYPE_SCROLL_SENSITIVE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	847 * @param resultSetConcurrency one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	848 * constants: ResultSet.CONCUR_READ_ONLY or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	849 * ResultSet.CONCUR_UPDATABLE
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	850 * @param resultSetHoldability one of the following ResultSet
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	851 * 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	852 * ResultSet.CLOSE_CURSORS_AT_COMMIT
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	853 * @return a new PreparedStatement object, containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	854 * 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	855 * with the given type, concurrency, and holdability
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	856 * @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	857 * given parameters are not ResultSet constants indicating type,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	858 * concurrency, and holdability
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	859 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	860 @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	861 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	862 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	863 {
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	864 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	865 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	866 final PreparedStatement ret = new MonetPreparedStatement(
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	867 this,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	868 resultSetType,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	869 resultSetConcurrency,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	870 resultSetHoldability,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	871 sql
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	872 );
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	873 // 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	874 statements.put(ret, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	875 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	876 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	877 throw new SQLException(e.toString(), "M0M03");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	878 }
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	879 // 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	880 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	881
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	882 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	883 * Creates a default PreparedStatement object that has the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	884 * 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	885 * 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	886 * 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	887 * 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	888 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	889 * 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	890 * statements that benefit from precompilation. If the driver
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	891 * supports precompilation, the method prepareStatement will send
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	892 * 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	893 * 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	894 * 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	895 * 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	896 * 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	897 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	898 * Result sets created using the returned PreparedStatement object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	899 * 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	900 * level of CONCUR_READ_ONLY.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	901 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	902 * @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	903 * parameter placeholders
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	904 * @param autoGeneratedKeys a flag indicating whether auto-generated
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	905 * keys should be returned; one of
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	906 * Statement.RETURN_GENERATED_KEYS or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	907 * Statement.NO_GENERATED_KEYS
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	908 * @return a new PreparedStatement object, containing the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	909 * 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	910 * of returning auto-generated keys
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	911 * @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	912 * given parameter is not a Statement constant indicating
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	913 * whether auto-generated keys should be returned
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	914 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	915 @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	916 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	917 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	918 autoGeneratedKeys != Statement.NO_GENERATED_KEYS)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	919 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	920
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	921 /* 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	922 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	923 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	924
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	925 /**
83aee4f60649 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 * 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	927 * 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	928 * 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	929 * 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	930 *
83aee4f60649 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 * 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	932 * 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	933 *
83aee4f60649 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 * 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	935 * 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	936 * 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	937 * 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	938 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	939 * 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	940 * 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	941 *
262 2d62ca1f758b Moved utility method newSQLFeatureNotSupportedException(String name) from MonetPreparedStatement.java and MonetResultSet.java Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 261 diff changeset	942 * @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	943 * @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	944 * @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	945 * 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	946 * @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	947 * @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	948 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	949 @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	950 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	951 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	952 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	953
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	954 /**
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	955 * 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	956 * 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	957 * 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	958 * 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	959 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	960 * 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	961 * 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	962 *
83aee4f60649 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 * 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	964 * 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	965 * 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	966 * 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	967 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	968 * 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	969 * 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	970 *
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	971 * @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	972 * @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	973 * @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	974 * 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	975 * @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	976 * @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	977 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	978 @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	979 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	980 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	981 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	982
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	983 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	984 * 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	985 * 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	986 * cause an SQLException to be thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	987 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	988 * @param savepoint the Savepoint object to be removed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	989 * @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	990 * 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	991 * transaction
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	992 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	993 @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	994 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	995 checkNotClosed();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	996 if (!(savepoint instanceof MonetSavepoint))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	997 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	998
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	999 final MonetSavepoint sp = (MonetSavepoint)savepoint;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1000
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1001 // 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	1002 // 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	1003 sendTransactionCommand("RELEASE SAVEPOINT " + sp.getName());
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1004 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1005
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1006 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1007 * 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	1008 * 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	1009 * 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	1010 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1011 * @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	1012 * Connection object is in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1013 * @see #setAutoCommit(boolean)
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1016 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	1017 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1018 // 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	1019 // 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	1020 sendTransactionCommand("ROLLBACK");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1021 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1022
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1023 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1024 * 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	1025 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1026 * 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	1027 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1028 * @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	1029 * @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	1030 * 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	1031 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1032 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1033 @Override
295 003ae6d881db Add "final" keyword to method arguments and local variables where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 292 diff changeset	1034 public void 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	1035 checkNotClosed();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1036 if (!(savepoint instanceof MonetSavepoint))
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1037 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	1038
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	1039 final MonetSavepoint sp = (MonetSavepoint)savepoint;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1040
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1041 // 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	1042 // 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	1043 sendTransactionCommand("ROLLBACK TO SAVEPOINT " + sp.getName());
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1044 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1045
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1046 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1047 * 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	1048 * 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	1049 * will be executed and committed as individual transactions.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1050 * 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	1051 * 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	1052 * 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	1053 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1054 * 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	1055 * 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	1056 * 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	1057 * 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	1058 * 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	1059 * 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	1060 * 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	1061 * 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	1062 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1063 * 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	1064 * transaction is committed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1065 *
8 a27ee2cb14a0 Replace String methods equals("") and "".equals( with isEmpty() Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 0 diff changeset	1066 * @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	1067 * @throws SQLException if a database access error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1068 * @see #getAutoCommit()
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 @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	1071 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	1072 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1073 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	1074 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	1075 this.autoCommit = autoCommit;
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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1078
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1079 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1080 * 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	1081 * 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	1082 * 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	1083 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1084 @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	1085 public void setCatalog(final String catalog) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1086 // 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	1087 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1088
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1089 /**
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1090 * 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	1091 * 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	1092 * 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	1093 *
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1094 * @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	1095 * 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	1096 * 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	1097 * @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	1098 * @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	1099 * @see #getHoldability()
0 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 @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	1102 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	1103 // 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	1104 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	1105 throw newSQLFeatureNotSupportedException("setHoldability(CLOSE_CURSORS_AT_COMMIT)");
0 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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1108 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1109 * 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	1110 * 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	1111 * 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	1112 * to true here.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1113 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1114 * @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	1115 * @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	1116 * method is called during a transaction.
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 @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	1119 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	1120 if (readOnly == true)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1121 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	1122 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1123
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 * 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	1126 * returns the new Savepoint object that represents it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1127 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1128 * @return the new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1129 * @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	1130 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1131 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1132 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1133 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	1134 return setSavepoint(null);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1135 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1136
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1137 /**
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1138 * 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	1139 * 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	1140 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1141 * @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	1142 * @return the new Savepoint object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1143 * @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	1144 * object is currently in auto-commit mode
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1145 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1146 @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	1147 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	1148 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1149 // 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	1150 final MonetSavepoint sp;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1151 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	1152 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	1153 } catch (IllegalArgumentException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1154 throw new SQLException(e.getMessage(), "M0M03");
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 // 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	1158 // 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	1159 sendTransactionCommand("SAVEPOINT " + sp.getName());
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1160 return sp;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1161 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1162
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1163 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1164 * 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	1165 * 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	1166 * 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	1167 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1168 * @param level one of the following Connection constants:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1169 * Connection.TRANSACTION_READ_UNCOMMITTED,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1170 * Connection.TRANSACTION_READ_COMMITTED,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1171 * Connection.TRANSACTION_REPEATABLE_READ, or
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1172 * Connection.TRANSACTION_SERIALIZABLE.
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 @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	1175 public void setTransactionIsolation(final int level) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1176 if (level != TRANSACTION_SERIALIZABLE) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1177 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	1178 "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	1179 "raised to TRANSACTION_SERIALIZABLE", "01M09");
0 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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1182
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1183 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1184 * 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	1185 * 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	1186 * mapping of SQL structured types and distinct types.
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 * @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	1189 * this Connection object's default type map
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1190 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1191 @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	1192 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	1193 typeMap = map;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1194 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1195
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1196 /**
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1197 * 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	1198 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1199 * @return a String representing this Object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1200 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1201 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1202 public String toString() {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1203 return "MonetDB Connection (" + getJDBCURL() + ") " +
243 337a1292fe18 Fixed MonetConnection string description. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 225 diff changeset	1204 (closed ? "disconnected" : "connected");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1205 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1206
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1207 //== 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	1208
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 * 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	1211 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1212 * 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	1213 * 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	1214 * 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	1215 * 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	1216 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1217 * 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	1218 * 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	1219 * 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	1220 * 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	1221 * 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	1222 * 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	1223 * 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	1224 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1225 * @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	1226 * 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	1227 * 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	1228 * 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	1229 * 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	1230 * @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	1231 * @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	1232 * 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	1233 * @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	1234 * @since 1.6
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 @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	1237 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	1238 throw newSQLFeatureNotSupportedException("createArrayOf");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1239 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1240
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1241
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1242 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1243 * 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	1244 * 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	1245 * 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	1246 * 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	1247 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1248 * @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	1249 * @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	1250 * 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	1251 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1252 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1253 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1254 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	1255 return new MonetClob("");
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
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1258 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1259 * 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	1260 * 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	1261 * 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	1262 * data to the Blob.
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1263 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1264 * @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	1265 * @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	1266 * 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	1267 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1268 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1269 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1270 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	1271 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	1272 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1273
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1274 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1275 * 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	1276 * 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	1277 * 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	1278 * 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	1279 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1280 * @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	1281 * @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	1282 * 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	1283 * @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	1284 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1285 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1286 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1287 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	1288 throw newSQLFeatureNotSupportedException("createNClob");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1289 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1290
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1291 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1292 * 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	1293 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1294 * @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	1295 * 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	1296 * 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	1297 * 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	1298 * @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	1299 * @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	1300 * 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	1301 * @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	1302 * this method is called on a closed connection or a database access error occurs.
a6608e9581c1 Moved content of ChangeLog to ChangeLog-Archive. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 77 diff changeset	1303 * @throws SQLFeatureNotSupportedException - if the JDBC driver does not support this data type
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1304 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1305 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1306 @Override
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	1307 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	1308 throw newSQLFeatureNotSupportedException("createStruct");
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1309 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1310
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1311 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1312 * 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	1313 * 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	1314 * 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	1315 * 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	1316 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1317 * @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	1318 * @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	1319 * 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	1320 * @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	1321 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1322 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1323 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1324 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	1325 throw newSQLFeatureNotSupportedException("createSQLXML");
45 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
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1328 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1329 * 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	1330 * 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	1331 * 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	1332 * 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	1333 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1334 * 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	1335 * 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	1336 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1337 * @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	1338 * 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	1339 * 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	1340 * 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	1341 * 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	1342 * @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	1343 * @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	1344 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1345 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1346 @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	1347 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	1348 if (timeout < 0)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1349 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	1350 if (closed)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1351 return false;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1352
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1353 // 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	1354 Statement stmt = null;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1355 ResultSet rs = null;
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1356 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	1357 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	1358 try {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1359 stmt = createStatement();
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1360 if (stmt != null) {
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1361 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	1362 // 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	1363 stmt.setQueryTimeout(timeout);
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1364 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1365 rs = stmt.executeQuery("SELECT 1");
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1366 if (rs != null && rs.next()) {
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1367 isValid = true;
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1368 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1369 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1370 } 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	1371 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	1372 // 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	1373 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	1374 // 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	1375 // 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	1376 // SQLState = 25005
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1377 isValid = true;
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1378 }
89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1379 /* 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	1380 } 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	1381 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	1382 /* 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	1383 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	1384 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	1385 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	1386 /* 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	1387 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	1388 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	1389 } 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	1390 /* 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	1391 }
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	1392 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1393 }
167 89e954e7acbb Correct implementation of method Connection.isValid(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 164 diff changeset	1394 return isValid;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1395 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1396
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1397 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1398 * 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	1399 * 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	1400 * 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	1401 * 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	1402 * 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	1403 * 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	1404 * 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	1405 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1406 * @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	1407 * @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	1408 * @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	1409 * 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	1410 * 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	1411 * @since 1.6
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 @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	1414 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	1415 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	1416 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	1417 checkNotClosed();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1418 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	1419 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1420
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1421 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1422 * 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	1423 * 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	1424 * 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	1425 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1426 * @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	1427 * 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	1428 * @throws SQLException - if the database server returns an error
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1429 * when fetching the client info value from the database
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1430 * or this method is called on a closed connection
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1431 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1432 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1433 @Override
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1434 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	1435 checkNotClosed();
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1436 // 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	1437 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	1438 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1439
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1440 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1441 * 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	1442 * 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	1443 * 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	1444 * for each property.
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 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	1447 * 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	1448 * 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	1449 * 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	1450 * 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	1451 * 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	1452 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1453 * 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	1454 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1455 * 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	1456 * 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	1457 * 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	1458 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1459 * 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	1460 * 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	1461 * 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	1462 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1463 * 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	1464 * 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	1465 * 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	1466 * 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	1467 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1468 * @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	1469 * @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	1470 * 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	1471 * @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	1472 * 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	1473 * 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	1474 * @since 1.6
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1475 */
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1476 @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	1477 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	1478 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	1479 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	1480 return;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1481 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1482 // 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	1483 if (value == null) {
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1484 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	1485 conn_props.remove(name);
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1486 return;
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1487 }
429 e4e104f8146c Add fetchsize to the list of valid client props Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 428 diff changeset	1488 // 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	1489 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	1490 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	1491 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1492 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1493
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1494 /**
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1495 * 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	1496 * 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	1497 * 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	1498 * 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	1499 * 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	1500 * 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	1501 * 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	1502 * 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	1503 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1504 * 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	1505 * 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	1506 * 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	1507 * 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	1508 * 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	1509 * 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	1510 *
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1511 * @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	1512 * @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	1513 * 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	1514 * 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	1515 * @since 1.6
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 @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	1518 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	1519 if (props != null) {
562dbfb2fee8 Prevent null pointer exception by checking props argument Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 45 diff changeset	1520 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	1521 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	1522 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1523 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1524 }
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1525
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1526 //== Java 1.7 methods (JDBC 4.1)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1527
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 * Sets the given schema name to access.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1530 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1531 * @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	1532 * @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	1533 * 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	1534 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1535 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1536 @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	1537 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	1538 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	1539 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	1540 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	1541
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1542 Statement st = null;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1543 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	1544 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	1545 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	1546 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	1547 // 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	1548 } 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	1549 closeResultsetStatement(null, st);
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1550 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1551 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1552
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 * Retrieves this Connection object's current schema name.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1555 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1556 * @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	1557 * @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	1558 * 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	1559 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1560 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1561 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1562 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	1563 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1564
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1565 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	1566 Statement st = null;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1567 ResultSet rs = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1568 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	1569 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	1570 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	1571 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	1572 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	1573 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	1574 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	1575 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1576 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1577 // 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	1578 } 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	1579 closeResultsetStatement(rs, st);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1580 }
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	1581 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	1582 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	1583 return cur_schema;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1584 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1585
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1586 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1587 * Terminates an open connection. Calling abort results in:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1588 * * The connection marked as closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1589 * * Closes any physical connection to the database
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1590 * * Releases resources used by the connection
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1591 * * 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	1592 * 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	1593 * SQLException.
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1594 * 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	1595 * 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	1596 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1597 * @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	1598 * abort
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1599 * @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	1600 * executor is null
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1601 * @throws SecurityException if a security manager exists and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1602 * 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	1603 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1604 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1605 @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	1606 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	1607 if (closed)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1608 return;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1609 if (executor == null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1610 throw new SQLException("executor is null", "M1M05");
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1611 // 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	1612 // everything (in particular the server connection)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1613 close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1614 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1615
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1616 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1617 * 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	1618 * 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	1619 * 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	1620 * 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	1621 * 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	1622 * 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	1623 * 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	1624 * SQLException.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1625 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1626 * @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	1627 * setNetworkTimeout
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1628 * @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	1629 * database operation to complete
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1630 * @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	1631 * 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	1632 * 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	1633 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1634 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1635 @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	1636 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	1637 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	1638 // 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	1639 // 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	1640 // throw new SQLException("executor is null", "M1M05");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1641 if (millis < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1642 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	1643
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1644 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1645 server.setSoTimeout(millis);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1646 } 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	1647 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0 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 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1650
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1651 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1652 * 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	1653 * 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	1654 * SQLException is thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1655 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1656 * @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	1657 * there is no limit
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1658 * @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	1659 * 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	1660 * @since 1.7
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1661 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1662 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1663 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	1664 checkNotClosed();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1665 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1666 return server.getSoTimeout();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1667 } 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	1668 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1669 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1670 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1671
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1672 //== 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	1673
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1674
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	1675 //== 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	1676
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	1677 /**
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	1678 * 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	1679 * 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	1680 */
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 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	1682 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	1683 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	1684 }
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
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 * 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	1688 * 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	1689 */
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 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	1691 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	1692 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	1693
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 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	1695 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	1696 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	1697 // 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	1698 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	1699 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	1700 : "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	1701 // 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	1702 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	1703 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	1704 // 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	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 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	1707 }
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	1708 /* 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	1709 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	1710 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	1711 }
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	1712 }
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	1713
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	1714 /**
194 1296dbcc4958 Resolved javadoc many errors and warnings, such as: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 186 diff changeset	1715 * @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	1716 * 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	1717 * 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	1718 * It is called from: MonetResultSet and MonetPreparedStatement
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1719 */
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	1720 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	1721 return treatBlobAsVarBinary;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1722 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1723
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 /**
194 1296dbcc4958 Resolved javadoc many errors and warnings, such as: Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 186 diff changeset	1725 * @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	1726 * 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	1727 * 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	1728 * 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	1729 */
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	1730 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	1731 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	1732 }
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	1733
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	1734 /**
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	1735 * @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	1736 * 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	1737 */
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 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	1739 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	1740 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	1741 .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	1742 .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	1743 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	1744 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	1745 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	1746 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1747
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	1748 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	1749 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	1750 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	1751 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	1752 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	1753 }
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
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 // 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	1756 // 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	1757 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	1758 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	1759 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	1760 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	1761 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	1762 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	1763 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	1764 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	1765 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	1766 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	1767 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	1768 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	1769 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	1770 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	1771 }
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	1772
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	1773
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	1774 // 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	1775 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	1776 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	1777 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	1778
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 /**
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 * 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	1781 * 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	1782 * 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	1783 */
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 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	1785 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	1786 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	1787 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	1788 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	1789 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	1790 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	1791 "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	1792 " 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	1793 " 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	1794 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	1795 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	1796 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	1797 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	1798 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	1799 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	1800 } 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	1801 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	1802 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	1803 } 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	1804 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	1805 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	1806 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	1807 } 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	1808 /* 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	1809 }
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	1810 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	1811 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	1812 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1813 }
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 /* 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	1817 } 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	1818 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	1819 }
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	1820 // 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	1821 }
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
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 /**
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 * @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	1825 * 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	1826 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1827 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	1828 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	1829 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	1830 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	1831 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1832
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1833 /**
408 5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1834 * @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	1835 * 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	1836 * 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	1837 */
5540793628d6 Improve code when setting query timeout. It used to call the sys.settimeout(bigint) which is deprecated as of release Jun2020 (11.37.7) and replaced by new sys.setquerytimeout(int). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 407 diff changeset	1838 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	1839 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	1840 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	1841 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	1842 }
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	1843
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	1844 /**
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	1845 * @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	1846 * 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	1847 */
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 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	1849 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	1850 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	1851 // 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	1852 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	1853 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	1854 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	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
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	1857 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	1858 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1859 * @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	1860 * 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	1861 * 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	1862 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1863 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	1864 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	1865 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	1866 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	1867 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	1868 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	1869 // 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	1870 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	1871 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	1872 } 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	1873 // 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	1874 }
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	1875 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1876 }
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	1877 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	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
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	1880 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	1881 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1882 * @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	1883 * 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	1884 * 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	1885 */
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1886 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	1887 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	1888 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	1889 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	1890 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	1891 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	1892 // 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	1893 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	1894 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	1895 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	1896 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	1897 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	1898 }
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	1899 } 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	1900 // 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	1901 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1902 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1903 }
407 40a1db14dca5 Optimise code, reduce duplicate code, cache major and minor version nrs of connected database server and max nr of clients so conversion of strings to ints is only done once. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 406 diff changeset	1904 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	1905 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1906
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1907
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1908 // 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	1909 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	1910 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	1911 /**
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 * 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	1913 * 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	1914 * 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	1915 * 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	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 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	1918 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	1919 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	1920 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	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 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	1923 }
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1924
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1925 // 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	1926 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	1927 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	1928 /**
e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1929 * 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	1930 * 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	1931 * 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	1932 * 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	1933 */
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 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	1935 if (!queriedCommentsTable) {
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1936 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	1937 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	1938 }
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1939 return hasCommentsTable;
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1940 }
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
219 4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1942
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1943 /**
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	1944 * 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	1945 */
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	1946 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	1947 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	1948 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	1949 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	1950 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	1951 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	1952 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	1953 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	1954 + tablename
4572f0694fde Improved DatabaseMetaData methods getTablePrivileges() and getColumnPrivileges() by returning also Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 215 diff changeset	1955 + "' 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	1956 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	1957 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	1958 }
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	1959 }
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 } 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	1961 /* 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	1962 } 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	1963 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	1964 }
332 e8962bdaa206 Moved utility methods and associated caches from DatabaseMetaData to Connection object. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 324 diff changeset	1965 // 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	1966 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	1967 }
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	1968
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	1969 /**
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	1970 * 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	1971 * 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	1972 * (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	1973 *
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 * @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	1975 * @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	1976 */
8cc3b51d1984 Add a utility method to close objects ignoring any possible SQLExceptions thrown. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 296 diff changeset	1977 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	1978 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	1979 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	1980 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	1981 } 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	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 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	1984 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	1985 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	1986 } 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	1987 }
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	1988 }
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	1989
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	1990 /**
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	1991 * 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	1992 * 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	1993 * 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	1994 *
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	1995 * @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	1996 * @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	1997 */
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	1998 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	1999 // 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	2000 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	2001 // 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	2002 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	2003 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	2004 } 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	2005 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	2006 }
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	2007 }
83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 47 diff changeset	2008
0 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 * 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	2011 * 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	2012 * 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	2013 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2014 * @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	2015 * @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	2016 */
278 1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2017 private void sendIndependentCommand(String command) throws SQLException {
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2018 sendCommand(command, true);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2019 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2020
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2021 /**
278 1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2022 * 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	2023 * 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	2024 * 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	2025 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2026 * @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	2027 * @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	2028 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2029 void sendControlCommand(String command) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2030 // send X command
278 1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2031 sendCommand(command, false);
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2032 }
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2033
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2034 /**
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2035 * 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	2036 * 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	2037 * 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	2038 *
1d6062d94377 Reduce duplicate code. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 271 diff changeset	2039 * @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	2040 * @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	2041 * @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	2042 */
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	2043 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	2044 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2045 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	2046 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	2047 : (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	2048 final String error = in.waitForPrompt();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2049 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	2050 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	2051 } catch (SocketTimeoutException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2052 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	2053 throw new SQLNonTransientConnectionException("connection timed out", "08M33");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2054 } 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	2055 throw new SQLNonTransientConnectionException(e.getMessage(), "08000");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2056 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2057 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2058 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2059
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2060 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2061 * 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	2062 * 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	2063 * 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	2064 * appended to the current warning.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2065 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2066 * @param reason the warning message
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2067 */
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	2068 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	2069 final SQLWarning warng = new SQLWarning(reason, sqlstate);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2070 if (warnings == null) {
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2071 warnings = warng;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2072 } else {
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2073 warnings.setNextWarning(warng);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2074 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2075 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2076
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2077 /** 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	2078 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	2079
de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	2080 /** 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	2081 private int defaultFetchSize = DEF_FETCHSIZE;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2082 /** The sequence counter */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2083 private static int seqCounter = 0;
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 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2086 * 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	2087 * 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	2088 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2089 // {{{ interface Response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2090 interface Response {
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 * 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	2093 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2094 * @param line the header line as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2095 * @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	2096 * @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	2097 * or additional lines are not allowed.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2098 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2099 public abstract String addLine(String line, int linetype);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2100
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2101 /**
288 f412032e3b43 Correcting typo Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 286 diff changeset	2102 * 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	2103 * to it.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2104 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2105 * @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	2106 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2107 public abstract boolean wantsMore();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2108
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2109 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2110 * 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	2111 * Response implementation.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2112 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2113 * @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	2114 * consistent or sufficient.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2115 */
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	2116 /* MvD: disabled not used/needed code
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2117 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	2118 */
0 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 * 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	2122 * necessary clean up procedures.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2123 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2124 public abstract void close();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2125 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2126 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2127
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2128 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2129 * 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	2130 * 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	2131 * Response look like:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2132 * <pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2133 * &1 1 28 2 10
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2134 * # name, value # name
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2135 * # varchar, varchar # type
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2136 * </pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2137 * there the first line consists out of<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2138 * <tt>&"qt" "id" "tc" "cc" "rc"</tt>.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2139 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2140 // {{{ 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	2141 final class ResultSetResponse implements Response {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2142 /** The number of columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2143 public final int columncount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2144 /** 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	2145 public final long tuplecount;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2146 /** The numbers of rows to retrieve per DataBlockResponse */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2147 private int cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2148 /** The table ID of this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2149 public final int id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2150 /** The names of the columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2151 private String[] name;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2152 /** The types of the columns in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2153 private String[] type;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2154 /** 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	2155 private int[] columnLengths;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2156 /** The table for each column in this result */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2157 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	2158 /** 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	2159 private String[] schemaNames;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2160 /** The query sequence number */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2161 private final int seqnr;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2162 /** 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	2163 private DataBlockResponse[] resultBlocks;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2164
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2165 /** Whether this Response is closed */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2166 private boolean closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2167
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2168 /** 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	2169 private final MonetConnection.ResponseList parent;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2170 /** 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	2171 private final boolean cacheSizeSetExplicitly;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2172 /** 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	2173 * if we close this Response */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2174 private boolean destroyOnClose;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2175 /** 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	2176 private int blockOffset;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2177
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2178 /** 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	2179 private final HeaderLineParser hlp;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2180
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	2181 /** 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	2182 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	2183 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	2184 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	2185 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	2186 private static final int LENS = 3;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2187
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2188
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2189 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2190 * Sole constructor, which requires a MonetConnection parent to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2191 * be given.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2192 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2193 * @param id the ID of the result set
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2194 * @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	2195 * @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	2196 * @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	2197 * @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	2198 * supply new result blocks when necessary
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2199 * @param seq the query sequence number
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2200 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2201 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	2202 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	2203 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	2204 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	2205 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	2206 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	2207 final int seq)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2208 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2209 {
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	2210 isSet = new boolean[4];
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2211 this.parent = parent;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2212 if (parent.cachesize == 0) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2213 /* 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	2214 * 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	2215 * 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	2216 * need to stick to our defaults. */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2217 cacheSize = MonetConnection.DEF_FETCHSIZE;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2218 cacheSizeSetExplicitly = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2219 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2220 cacheSize = parent.cachesize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2221 cacheSizeSetExplicitly = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2222 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2223 /* 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	2224 * 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	2225 * 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	2226 * 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	2227 * 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	2228 * (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	2229 * 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	2230 * because it's a pseudo SQL result.) */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2231 if (rowcount > cacheSize)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2232 cacheSize = rowcount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2233 seqnr = seq;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2234 closed = false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2235 destroyOnClose = id > 0 && tuplecount > rowcount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2236
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2237 this.id = id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2238 this.tuplecount = tuplecount;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2239 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	2240 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	2241
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2242 hlp = new HeaderLineParser(columncount);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2243
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	2244 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	2245 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2246
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2247 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2248 * 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	2249 * 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	2250 * DataResponse.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2251 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2252 * @param tmpLine the string that contains the header
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2253 * @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	2254 * is unknown
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 // {{{ addLine
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2257 @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	2258 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	2259 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	2260 return resultBlocks[0].addLine(tmpLine, linetype);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2261 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2262
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2263 if (linetype != BufferedMCLReader.HEADER)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2264 return "header expected, got: " + tmpLine;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2265
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2266 // 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	2267 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2268 switch (hlp.parse(tmpLine)) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2269 case HeaderLineParser.NAME:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2270 name = hlp.values.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2271 isSet[NAMES] = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2272 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2273 case HeaderLineParser.LENGTH:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2274 columnLengths = hlp.intValues.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2275 isSet[LENS] = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2276 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2277 case HeaderLineParser.TYPE:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2278 type = hlp.values.clone();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2279 isSet[TYPES] = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2280 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2281 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	2282 {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2283 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	2284 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	2285 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	2286 // 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	2287 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	2288 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	2289 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	2290 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	2291 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	2292 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	2293 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	2294 } 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	2295 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	2296 }
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2297 } 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	2298 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	2299 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	2300 }
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2301 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2302 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	2303 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2304 break;
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 } catch (MCLParseException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2307 return e.getMessage();
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2310 // all is well
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2311 return null;
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 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2314
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2315 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2316 * Returns whether this ResultSetResponse needs more lines.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2317 * 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	2318 * first DataBlockResponse reports to want more.
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2321 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2322 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	2323 return resultBlocks[0].wantsMore();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2324 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2325 return true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2326 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2327 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2328
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2329 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2330 * 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	2331 * ',\t' separators.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2332 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2333 * @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	2334 * @param start where the relevant data starts
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2335 * @param stop where the relevant data stops
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2336 * @return an array of Strings
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2337 */
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	2338 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	2339 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	2340 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	2341
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2342 for (int i = start; i < stop; i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2343 if (chrLine[i] == '\t' && chrLine[i - 1] == ',') {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2344 values[elem++] =
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2345 new String(chrLine, start, i - 1 - start);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2346 start = i + 1;
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 // at the left over part
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2350 values[elem++] = new String(chrLine, start, stop - start);
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 return values;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2353 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2354
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2355 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2356 * Adds the given DataBlockResponse to this ResultSetResponse at
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2357 * the given block position.
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 * @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	2360 * @param rr the DataBlockResponse to add
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2361 */
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	2362 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	2363 final int block = (offset - blockOffset) / cacheSize;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2364 resultBlocks[block] = rr;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2365 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2366
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2367 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2368 * 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	2369 * 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	2370 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2371 * @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	2372 * sufficient to be consistant
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2373 */
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	2374 /* MvD: disabled not used/needed code
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2375 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2376 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	2377 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	2378 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	2379 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	2380 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	2381 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	2382 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	2383 throw new SQLException(err.toString(), "M0M10");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2384 }
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	2385 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2386
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2387 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2388 * Returns the names of the columns
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 * @return the names 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 String[] getNames() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2393 return name;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2394 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2395
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2396 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2397 * Returns the types of the columns
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 * @return the types 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 String[] getTypes() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2402 return type;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2403 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2404
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 * Returns the tables of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2407 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2408 * @return the tables of the columns
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2409 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2410 String[] getTableNames() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2411 return tableNames;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2412 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2413
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2414 /**
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	2415 * 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	2416 *
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2417 * @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	2418 */
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2419 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	2420 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	2421 }
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	2422
b3c876a0d61f Improved performance of ResultSetMetaData methods getSchemaName(), getTableName(), getPrecision(), getScale(), isNullable() and isAutoIncrement(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 414 diff changeset	2423 /**
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2424 * Returns the lengths of the columns
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 * @return the lengths of the columns
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 int[] getColumnLengths() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2429 return columnLengths;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2430 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2431
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2432 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2433 * Returns the cache size used within this Response
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 * @return the cache size
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 int getCacheSize() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2438 return cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2439 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2440
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 * Returns the current block offset
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 * @return the current block offset
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 int getBlockOffset() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2447 return blockOffset;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2448 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2449
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 * Returns the ResultSet type, FORWARD_ONLY or not.
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 * @return the ResultSet type
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 int getRSType() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2456 return parent.rstype;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2457 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2458
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2459 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2460 * Returns the concurrency of the ResultSet.
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 * @return the ResultSet concurrency
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2463 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2464 int getRSConcur() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2465 return parent.rsconcur;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2466 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2467
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2468 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2469 * 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	2470 * 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	2471 * 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	2472 * line is fetched it is returned.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2473 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2474 * @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	2475 * @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	2476 * 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	2477 * @throws SQLException if an database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2478 */
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	2479 String getLine(final int row) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2480 if (row >= tuplecount \|\| row < 0)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2481 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2482
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2483 int block = (row - blockOffset) / cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2484 int blockLine = (row - blockOffset) % cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2485
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2486 // 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	2487 DataBlockResponse rawr = resultBlocks[block];
b8c007e86694 Improve readability Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 200 diff changeset	2488 if (rawr == null) {
b8c007e86694 Improve readability Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 200 diff changeset	2489 // load block
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2490 /// 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	2491 /// in memory when dealing with random access to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2492 /// reduce memory blow-up
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2493
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2494 // 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	2495 // block loaded
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2496 if (parent.rstype == ResultSet.TYPE_FORWARD_ONLY) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2497 for (int i = 0; i < block; i++)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2498 resultBlocks[i] = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2499
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2500 if (MonetConnection.seqCounter - 1 == seqnr &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2501 !cacheSizeSetExplicitly &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2502 tuplecount - row > cacheSize &&
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2503 cacheSize < MonetConnection.DEF_FETCHSIZE * 10)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2504 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2505 // there has no query been issued after this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2506 // one, so we can consider this an uninterrupted
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2507 // continuation request. Let's once increase
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2508 // the cacheSize as it was not explicitly set,
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2509 // 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	2510 // bother anyone else by doing so, and just
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2511 // gaining some performance.
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 // store the previous position in the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2514 // blockOffset variable
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2515 blockOffset += cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2516
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2517 // increase the cache size (a lot)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2518 cacheSize *= 10;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2519
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2520 // by changing the cacheSize, we also
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2521 // change the block measures. Luckily
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2522 // we don't care about previous blocks
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2523 // because we have a forward running
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2524 // pointer only. However, we do have
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2525 // to recalculate the block number, to
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2526 // ensure the next call to find this
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2527 // new block.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2528 block = (row - blockOffset) / cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2529 blockLine = (row - blockOffset) % cacheSize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2530 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2531 }
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 // 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	2534 parent.executeQuery(commandTempl,
4320e6891536 Replace AssertionError() with SQLException(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 90 diff changeset	2535 "export " + id + " " + ((block * cacheSize) + blockOffset) + " " + cacheSize);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2536 rawr = resultBlocks[block];
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2537 if (rawr == null)
136 4320e6891536 Replace AssertionError() with SQLException(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 90 diff changeset	2538 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	2539 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2540
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2541 return rawr.getRow(blockLine);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2542 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2543
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2544 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2545 * 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	2546 * 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	2547 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2548 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2549 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2550 if (closed) return;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2551
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2552 // 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	2553 // 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	2554 // was larger than the reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2555 try {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2556 if (destroyOnClose)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2557 sendControlCommand("close " + id);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2558 } catch (SQLException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2559 // probably a connection error...
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 // close the data block associated with us
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2563 for (int i = 1; i < resultBlocks.length; i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2564 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	2565 if (r != null)
c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2566 r.close();
0 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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2569 closed = true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2570 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2571
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2572 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2573 * Returns whether this Response is closed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2574 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2575 * @return whether this Response is closed
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 boolean isClosed() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2578 return closed;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2579 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2580 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2581 // }}}
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	2582
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2583 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2584 * The DataBlockResponse is tabular data belonging to a
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2585 * ResultSetResponse. Tabular data from the server typically looks
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2586 * like:
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2587 * <pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2588 * [ "value", 56 ]
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2589 * </pre>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2590 * 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	2591 * by brackets ("[" and "]"). A DataBlockResponse object holds the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2592 * 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	2593 * easy retrieval.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2594 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2595 * 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	2596 * 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	2597 * 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	2598 * 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	2599 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2600 // {{{ 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	2601 private final static class DataBlockResponse implements Response {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2602 /** The String array to keep the data in */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2603 private final String[] data;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2604
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2605 /** 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	2606 private int pos;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2607 /** 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	2608 private final boolean forwardOnly;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2609
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2610 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2611 * Constructs a DataBlockResponse object
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2612 * @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	2613 * @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	2614 */
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	2615 DataBlockResponse(final int size, final boolean forward) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2616 pos = -1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2617 data = new String[size];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2618 forwardOnly = forward;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2619 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2620
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2621 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2622 * 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	2623 * 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	2624 * 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	2625 * specified.
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	2626 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2627 * @param line the header line as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2628 * @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	2629 * @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	2630 * or additional lines are not allowed.
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 @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	2633 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	2634 if (linetype != BufferedMCLReader.RESULT)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2635 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	2636 // add to the backing array
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2637 data[++pos] = line;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2638
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2639 // all is well
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2640 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2641 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2642
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2643 /**
288 f412032e3b43 Correcting typo Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 286 diff changeset	2644 * 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	2645 * to it.
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 * @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	2648 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2649 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2650 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2651 // remember: pos is the value already stored
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2652 return pos + 1 < data.length;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2653 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2654
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2655 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2656 * 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	2657 * 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	2658 * 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	2659 * happen that this is NOT the case!
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2660 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2661 * @throws SQLException if not all rows are filled
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2662 */
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	2663 /* MvD: disabled not used/needed code
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2664 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2665 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	2666 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	2667 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	2668 + 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	2669 + ". 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	2670 }
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	2671 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2672
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2673 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2674 * 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	2675 * necessary clean up procedures.
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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2678 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2679 // 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	2680 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	2681 data[i] = null;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2682 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2683
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2684 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2685 * 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	2686 * is out of bounds, an IndexOutOfBoundsException will be
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2687 * thrown.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2688 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2689 * @param line the row to retrieve
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2690 * @return the requested row as String
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2691 */
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	2692 String getRow(final int line) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2693 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	2694 final String ret = data[line];
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2695 data[line] = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2696 return ret;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2697 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2698 return data[line];
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2699 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2700 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2701 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2702 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2703
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2704 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2705 * The UpdateResponse represents an update statement response. It
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2706 * 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	2707 * 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	2708 * 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	2709 * -1 if not applicable.<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2710 * <tt>&2 0 -1</tt>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2711 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2712 // {{{ 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	2713 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	2714 public final long count;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2715 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	2716
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	2717 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	2718 // fill the blank finals
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2719 this.count = cnt;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2720 this.lastid = id;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2721 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2722
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2723 @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	2724 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	2725 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	2726 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2727
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2728 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2729 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2730 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2731 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2732
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	2733 /* MvD: disabled not used/needed code
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2734 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2735 public void complete() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2736 // empty, because there is nothing to check
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2737 }
324 0b01771d5f8a Method Response.complete() is never used or needed. Disabled the code from the interface and its implementations. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 300 diff changeset	2738 */
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2739
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2740 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2741 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2742 // nothing to do here...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2743 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2744 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2745 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2746
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2747 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2748 * The SchemaResponse represents an schema modification response.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2749 * 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	2750 * 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	2751 * 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	2752 * 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	2753 * server.<br />
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2754 * <tt>&3</tt>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2755 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2756 // {{{ SchemaResponse class implementation
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2757 class SchemaResponse implements Response {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2758 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	2759
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2760 @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	2761 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	2762 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	2763 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2764
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2765 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2766 public boolean wantsMore() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2767 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2768 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2769
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	2770 /* MvD: disabled not used/needed code
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2771 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2772 public void complete() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2773 // empty, because there is nothing to check
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2774 }
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	2775 */
0 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 @Override
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2778 public void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2779 // nothing to do here...
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2780 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2781 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2782 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2783
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2784 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2785 * The AutoCommitResponse represents a transaction message. It
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2786 * 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	2787 * <tt>&4 (t\|f)</tt>
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2788 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2789 // {{{ 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	2790 private final class AutoCommitResponse extends SchemaResponse {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2791 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	2792
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	2793 public AutoCommitResponse(final boolean ac) {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2794 // fill the blank final
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2795 this.autocommit = ac;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2796 }
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 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2799
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2800 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2801 * 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	2802 * 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	2803 * responsibility to the caller to prevent concurrent access.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2804 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2805 // {{{ 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	2806 final class ResponseList {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2807 /** 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	2808 private final int cachesize;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2809 /** 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	2810 private final long maxrows;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2811 /** The ResultSet type to produce */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2812 private final int rstype;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2813 /** The ResultSet concurrency to produce */
186 4767b005a531 Making variables private where possible. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 184 diff changeset	2814 private final int rsconcur;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2815 /** 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	2816 private final int seqnr;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2817 /** 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	2818 * 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	2819 private final ArrayList<Response> responses;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2820 /** A map of ResultSetResponses, used for additional
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2821 * 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	2822 private HashMap<Integer, ResultSetResponse> rsresponses;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2823
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2824 /** The current header returned by getNextResponse() */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2825 private int curResponse;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2826
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2827 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2828 * 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	2829 * 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	2830 * instance is supplied.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2831 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2832 * @param cachesize overall cachesize to use
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2833 * @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	2834 * @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	2835 * @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	2836 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2837 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	2838 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	2839 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	2840 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	2841 final int rsconcur
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2842 ) throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2843 this.cachesize = cachesize;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2844 this.maxrows = maxrows;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2845 this.rstype = rstype;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2846 this.rsconcur = rsconcur;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2847 responses = new ArrayList<Response>();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2848 curResponse = -1;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2849 seqnr = MonetConnection.seqCounter++;
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
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2852 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2853 * 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	2854 * no more responses.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2855 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2856 * @return the next Response available or null
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2857 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2858 Response getNextResponse() throws SQLException {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2859 if (rstype == ResultSet.TYPE_FORWARD_ONLY) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2860 // free resources if we're running forward only
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2861 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	2862 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	2863 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	2864 tmp.close();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2865 responses.set(curResponse, null);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2866 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2867 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2868 curResponse++;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2869 if (curResponse >= responses.size()) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2870 // ResponseList is obviously completed so, there are no
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2871 // more responses
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2872 return null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2873 } else {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2874 // return this response
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2875 return responses.get(curResponse);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2876 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2877 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2878
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2879 /**
288 f412032e3b43 Correcting typo Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 286 diff changeset	2880 * 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	2881 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2882 * @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	2883 */
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	2884 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	2885 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	2886 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	2887 final Response tmp = responses.set(i, null);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2888 if (tmp != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2889 tmp.close();
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 response.
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 closeCurrentResponse() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2896 closeResponse(curResponse);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2897 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2898
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2899 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2900 * Closes the current and previous responses.
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 void closeCurOldResponses() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2903 for (int i = curResponse; i >= 0; i--) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2904 closeResponse(i);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2905 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2906 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2907
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2908 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2909 * 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	2910 * ResponseList.
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 void close() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2913 for (int i = 0; i < responses.size(); i++) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2914 closeResponse(i);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2915 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2916 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2917
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2918 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2919 * Returns whether this ResponseList has still unclosed
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2920 * Responses.
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 boolean hasUnclosedResponses() {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2923 for (Response r : responses) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2924 if (r != null)
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2925 return true;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2926 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2927 return false;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2928 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2929
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2930 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2931 * Executes the query contained in this ResponseList, and
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2932 * 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	2933 * ResponseList.
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 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2936 */
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	2937 void processQuery(final String query) throws SQLException {
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2938 executeQuery(queryTempl, query);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2939 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2940
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2941 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2942 * Internal executor of queries.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2943 *
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2944 * @param templ the template to fill in
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2945 * @param the query to execute
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2946 * @throws SQLException if a database error occurs
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2947 */
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2948 @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	2949 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	2950 throws SQLException
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2951 {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2952 String error = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2953
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2954 try {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2955 synchronized (server) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2956 // 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	2957 // 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	2958 // 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	2959 // lines. Ignore errors from previous result sets.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2960 in.waitForPrompt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2961
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2962 // {{{ set reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2963 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2964 * 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	2965 * 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	2966 * 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	2967 * prompt after the server sent it's header.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2968 */
423 de2ef68b672f Allow to set fetchsize from the connection url Joeri van Ruth <joeri.van.ruth@monetdbsolutions.com> parents: 422 diff changeset	2969 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	2970 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	2971 size = (int)maxrows;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2972 // 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	2973 if (lang == LANG_SQL && size != curReplySize && templ != commandTempl) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2974 sendControlCommand("reply_size " + size);
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2975
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2976 // store the reply size after a successful change
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2977 curReplySize = size;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2978 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2979 // }}} set reply size
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2980
285 637899bda602 Removed SendThread class and its usage from MonetConnection. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 284 diff changeset	2981 // 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	2982 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	2983
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2984 // go for new results
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2985 String tmpLine = in.readLine();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2986 int linetype = in.getLineType();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2987 Response res = null;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2988 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	2989 // 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	2990 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	2991 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	2992 // 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	2993 try {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	2994 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	2995 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	2996 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	2997 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	2998 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	2999 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	3000 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	3001 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	3002 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	3003 // 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	3004 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	3005 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	3006 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	3007 // 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	3008 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	3009 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	3010 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	3011 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	3012 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3013 } break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3014 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	3015 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	3016 sohp.getNextAsString() // key-id
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3017 );
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3018 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3019 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	3020 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	3021 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3022 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	3023 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	3024 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	3025 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	3026 "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	3027 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3028 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	3029 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	3030 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3031 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	3032 // 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	3033 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	3034 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	3035 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	3036 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	3037 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	3038 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	3039 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	3040 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	3041 }
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	3042 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	3043 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	3044 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	3045 } break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3046 } // 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	3047 } 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	3048 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	3049 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	3050 " 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	3051 " 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	3052 " 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	3053 // 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	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 // 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	3060 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	3061 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	3062 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	3063 break;
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3064 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3065
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3066 // 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	3067 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	3068 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	3069 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	3070 // 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	3071 // 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	3072 error = "M0M10!" + error;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3073 in.waitForPrompt();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3074 linetype = in.getLineType();
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3075 break;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3076 }
284 e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3077 }
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3078 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	3079 break;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3080
288 f412032e3b43 Correcting typo Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 286 diff changeset	3081 // 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	3082 // 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	3083 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	3084 responses.add(res);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3085
284 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 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	3092 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	3093 // 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	3094 // 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	3095 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	3096 linetype = in.getLineType();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3097 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	3098 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	3099 // 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	3100 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	3101 // 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	3102 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	3103 // 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	3104 // 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	3105 // 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	3106 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	3107 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	3108 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	3109 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	3110 } else {
e5b99c929a2d Improve setSchema(String schema) by checking also on empty name. Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 278 diff changeset	3111 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	3112 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3113 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	3114 } // 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	3115 } // 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	3116 } // end of synchronized (server)
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3117
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3118 if (error != null) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3119 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	3120 final String[] errors = error.split("\n");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3121 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	3122 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	3123 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	3124 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	3125 } 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	3126 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	3127 }
d6abd1ffffbb Use SQLNonTransientConnectionException instead of SQLException where applicable (SQLState starts with 08) Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 136 diff changeset	3128 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	3129 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	3130 } 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	3131 ret.setNextException(newErr);
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3132 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3133 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3134 throw ret;
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 } catch (SocketTimeoutException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3137 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	3138 throw new SQLNonTransientConnectionException("connection timed out", "08M33");
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3139 } catch (IOException e) {
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3140 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	3141 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	3142 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3143 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3144 }
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3145 // }}}
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	3146 }

Mercurial > hg > monetdb-java

annotate src/main/java/org/monetdb/jdbc/MonetConnection.java @ 472:0e21097f438b