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

author	Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>
date	Fri, 13 Jan 2017 18:16:30 +0100 (2017-01-13)
parents	551093abca52 b9b35ca2eec2
children	a00241382675

rev	line source
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	1 package nl.cwi.monetdb.jdbc;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	2
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	3 import nl.cwi.monetdb.mcl.connection.*;
74 17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	4 import nl.cwi.monetdb.mcl.connection.SenderThread;
73 953422c41194 The data retrieval in ResultSets is now Column wise. Ready to start the embedded integrate, but it has to perform extra tests for the more rare types. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 72 diff changeset	5 import nl.cwi.monetdb.mcl.connection.mapi.MapiLanguage;
68 86967be24645 Ready to start testing the old mapi connection. After passing the tests. The embedded integration will be very straightforward. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 67 diff changeset	6 import nl.cwi.monetdb.mcl.protocol.ProtocolException;
66 7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	7 import nl.cwi.monetdb.mcl.protocol.AbstractProtocol;
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	8 import nl.cwi.monetdb.mcl.protocol.ServerResponses;
96 4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 93 diff changeset	9 import nl.cwi.monetdb.mcl.protocol.StarterHeaders;
66 7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	10 import nl.cwi.monetdb.mcl.responses.*;
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	11 import nl.cwi.monetdb.mcl.responses.DataBlockResponse;
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	12 import nl.cwi.monetdb.mcl.responses.ResultSetResponse;
61 f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	13
f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	14 import java.io.*;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	15 import java.net.SocketTimeoutException;
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	16 import java.sql.*;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	17 import java.util.*;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	18 import java.util.concurrent.Executor;
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	19
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	20 /**
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	21 * 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	22 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	23 * 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	24 * 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	25 * 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	26 * 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	27 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	28 * 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	29 * 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	30 * 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	31 * 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	32 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	33 * 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	34 * 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	35 * 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	36 * 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	37 * 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	38 *
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	39 * The current state of this connection is that it nearly implements the
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	40 * whole Connection interface.
a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	41 *
101 551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	42 * @author Fabian Groffen, Martin van Dinther, Pedro Ferreira
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	43 * @version 1.3
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	44 */
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	45 public abstract class MonetConnection extends MonetWrapper implements Connection {
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	46
66 7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	47 /** The sequence counter */
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	48 private static int SeqCounter = 0;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	49
66 7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	50 public static int GetSeqCounter() {
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	51 return SeqCounter;
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	52 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	53
99 1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	54 /** The successful processed input properties */
65 e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 64 47 diff changeset	55 protected final Properties conn_props;
63 6325594f01af Lots of cleaning, but still a long way to go. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 62 diff changeset	56 /** The language to connect with */
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	57 protected IMonetDBLanguage language;
63 6325594f01af Lots of cleaning, but still a long way to go. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 62 diff changeset	58 /** Authentication hash method */
6325594f01af Lots of cleaning, but still a long way to go. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 62 diff changeset	59 protected final String hash;
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	60 /** An optional thread that is used for sending large queries */
74 17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	61 private SenderThread senderThread;
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	62 /** Whether this Connection is closed (and cannot be used anymore) */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	63 private boolean closed;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	64 /** Whether this Connection is in autocommit mode */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	65 private boolean autoCommit = true;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	66 /** The stack of warnings for this Connection object */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	67 private SQLWarning warnings;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	68 /** The Connection specific mapping of user defined types to Java types */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	69 private Map<String,Class<?>> typeMap = new HashMap<String,Class<?>>() {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	70 private static final long serialVersionUID = 1L; {
87 2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	71 put("inet", MonetINET.class);
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	72 }
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	73 };
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	74
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	75 // See javadoc for documentation about WeakHashMap if you don't know what it does !!!NOW!!!
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	76 // (only when you deal with it of course)
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	77 /** A Map containing all (active) Statements created from this Connection */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	78 private Map<Statement,?> statements = new WeakHashMap<Statement, Object>();
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	79 /** The number of results we receive from the server at once */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	80 private int curReplySize = -1; // the server by default uses -1 (all)
93 eeb71f7d36bf Fixed a bug on the JDBC MAPI connection from the old code! Fixed the connection properties for an JDBC Embedded connection. To start a JDBC Embedded connection, the user must start the embedded database beforehand with the method MonetDBEmbeddedDatabase.StartDatabase(). Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 91 diff changeset	81 /** Whether or not BLOB is mapped to LONGVARBINARY within the driver */
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	82 private final boolean blobIsBinary;
87 2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	83 /** Whether or not CLOB is mapped to LONGVARCHAR within the driver */
2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	84 private final boolean clobIsLongChar;
2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	85 /** The underlying proticol provided by the connection (MAPI or embedded) */
74 17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	86 protected AbstractProtocol protocol;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	87
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	88 /**
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	89 * Constructor of a Connection for MonetDB. At this moment the current implementation limits itself to storing the
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	90 * given host, database, username and password for later use by the createStatement() call. This constructor is
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	91 * only accessible to classes from the jdbc package.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	92 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	93 * @throws IOException if an error occurs
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	94 */
93 eeb71f7d36bf Fixed a bug on the JDBC MAPI connection from the old code! Fixed the connection properties for an JDBC Embedded connection. To start a JDBC Embedded connection, the user must start the embedded database beforehand with the method MonetDBEmbeddedDatabase.StartDatabase(). Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 91 diff changeset	95 public MonetConnection(Properties props, String hash, IMonetDBLanguage language, boolean blobIsBinary,
eeb71f7d36bf Fixed a bug on the JDBC MAPI connection from the old code! Fixed the connection properties for an JDBC Embedded connection. To start a JDBC Embedded connection, the user must start the embedded database beforehand with the method MonetDBEmbeddedDatabase.StartDatabase(). Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 91 diff changeset	96 boolean clobIsLongChar) throws IOException {
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	97 this.conn_props = props;
61 f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	98 this.hash = hash;
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	99 this.language = language;
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	100 this.blobIsBinary = blobIsBinary;
87 2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	101 this.clobIsLongChar = clobIsLongChar;
61 f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	102 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	103
101 551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	104 /**
551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	105 * Gets the connection's language data.
551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	106 *
551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	107 * @return The connection's language data
551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	108 */
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	109 public IMonetDBLanguage getLanguage() {
65 e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 64 47 diff changeset	110 return language;
61 f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	111 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	112
101 551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	113 /**
551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	114 * Gets the connection's protocol.
551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	115 *
551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	116 * @return The connection's protocol
551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	117 */
83 724a0061db63 Only some rare data types mapping is missing on the JDBC embedded connection. I will now be testing extensively, then adding these mappings to finish the JDBC embedded connection. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 81 diff changeset	118 public AbstractProtocol getProtocol() {
724a0061db63 Only some rare data types mapping is missing on the JDBC embedded connection. I will now be testing extensively, then adding these mappings to finish the JDBC embedded connection. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 81 diff changeset	119 return this.protocol;
724a0061db63 Only some rare data types mapping is missing on the JDBC embedded connection. I will now be testing extensively, then adding these mappings to finish the JDBC embedded connection. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 81 diff changeset	120 }
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	121
61 f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	122 /**
99 1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	123 * Connects to the server, authenticating the user.
61 f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	124 *
101 551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	125 * @param user The user name to authenticate
551093abca52 More documentation and fixed some tests. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 100 diff changeset	126 * @param pass The user's password
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	127 * @return A List with informational (warning) messages. If this list is empty; then there are no warnings.
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	128 * @throws IOException if an I/O error occurs when creating the socket
68 86967be24645 Ready to start testing the old mapi connection. After passing the tests. The embedded integration will be very straightforward. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 67 diff changeset	129 * @throws ProtocolException if bogus data is received
61 f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	130 * @throws MCLException if an MCL related error occurs
f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	131 */
68 86967be24645 Ready to start testing the old mapi connection. After passing the tests. The embedded integration will be very straightforward. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 67 diff changeset	132 public abstract List<String> connect(String user, String pass) throws IOException, ProtocolException, MCLException;
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	133
99 1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	134 /**
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	135 * Gets the underlying connection block size length.
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	136 *
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	137 * @return The block size length
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	138 */
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	139 public abstract int getBlockSize();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	140
99 1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	141 /**
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	142 * Gets the underlying connection default fetch size for DataBlock responses.
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	143 *
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	144 * @return The default fetch size
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	145 */
81 a3c686217ca1 Made many fixes for the embedded connection Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 80 diff changeset	146 public abstract int getDefFetchsize();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	147
99 1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	148 /**
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	149 * Gets the underlying connection socket timeout.
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	150 *
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	151 * @return The underlying connection socket timeout
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	152 */
65 e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 64 47 diff changeset	153 public abstract int getSoTimeout();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	154
99 1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	155 /**
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	156 * Sets the underlying connection socket timeout.
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	157 *
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	158 * @param timeout The specified timeout, in milliseconds. A timeout of zero is interpreted as an infinite timeout
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	159 */
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	160 public abstract void setSoTimeout(int timeout);
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	161
99 1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	162 /**
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	163 * Closes the underlying connection implementation.
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	164 *
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	165 * @throws IOException if an I/O error occurs while closing the connection
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	166 */
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	167 public abstract void closeUnderlyingConnection() throws IOException;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	168
99 1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	169 /**
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	170 * Gets the underlying connection JDBC String URL.
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	171 *
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	172 * @return The underlying connection JDBC String URL
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	173 */
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	174 public abstract String getJDBCURL();
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	175
99 1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	176 /**
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	177 * Sends a control command to the server.
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	178 *
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	179 * @param commandID the command identifier according to {@link ControlCommands} listing
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	180 * @param data The integer to send according to the control command
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	181 * @throws SQLException if an IO exception or a database error occurs
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	182 */
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	183 public abstract void sendControlCommand(int commandID, int data) throws SQLException;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	184
99 1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	185 /**
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	186 * Creates a ResponseList.
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	187 *
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	188 * @param fetchSize the nubmer of rows per block in the response list
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	189 * @param maxRows maximum number of rows to allow in the set
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	190 * @param resultSetType the type of result sets to produce
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	191 * @param resultSetConcurrency the concurrency of result sets to produce
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	192 * @return A ResponseList instance
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	193 * @throws SQLException if an IO exception or a database error occurs
1dcb51573c89 Added the remaining documentation. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 98 diff changeset	194 */
83 724a0061db63 Only some rare data types mapping is missing on the JDBC embedded connection. I will now be testing extensively, then adding these mappings to finish the JDBC embedded connection. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 81 diff changeset	195 public abstract ResponseList createResponseList(int fetchSize, int maxRows, int resultSetType,
724a0061db63 Only some rare data types mapping is missing on the JDBC embedded connection. I will now be testing extensively, then adding these mappings to finish the JDBC embedded connection. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 81 diff changeset	196 int resultSetConcurrency) throws SQLException;
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	197
63 6325594f01af Lots of cleaning, but still a long way to go. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 62 diff changeset	198 /**
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	199 * Releases this Connection object's database and JDBC resources immediately instead of waiting for them to be
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	200 * automatically released. All Statements created from this Connection will be closed when this method is called.
63 6325594f01af Lots of cleaning, but still a long way to go. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 62 diff changeset	201 *
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	202 * Calling the method close on a Connection object that is already closed is a no-op.
63 6325594f01af Lots of cleaning, but still a long way to go. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 62 diff changeset	203 */
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	204 @Override
88 1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 87 diff changeset	205 public void close() {
74 17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	206 for (Statement st : statements.keySet()) {
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	207 try {
74 17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	208 st.close();
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	209 } catch (SQLException e) {
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	210 // better luck next time!
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	211 }
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	212 }
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	213 // close the socket or the embedded server
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	214 try {
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	215 this.closeUnderlyingConnection();
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	216 } catch (IOException e) {
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	217 // ignore it
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	218 }
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	219 // close active SendThread if any
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	220 if (senderThread != null) {
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	221 senderThread.shutdown();
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	222 senderThread = null;
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	223 }
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	224 // report ourselves as closed
17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 73 diff changeset	225 closed = true;
61 f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	226 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	227
61 f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	228 /**
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	229 * Destructor called by garbage collector before destroying this object tries to disconnect the MonetDB connection
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	230 * if it has not been disconnected already.
61 f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	231 */
f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	232 @Override
f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	233 protected void finalize() throws Throwable {
f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	234 this.close();
f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	235 super.finalize();
f1de7262d8d9 First changes to the JDBC driver. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: diff changeset	236 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	237
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	238 //== methods of interface Connection
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	239
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	240 /**
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	241 * Clears all warnings reported for this Connection object. After a call to this method, the method getWarnings
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	242 * returns null until a new warning is reported for this Connection object.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	243 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	244 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	245 public void clearWarnings() {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	246 warnings = null;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	247 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	248
66 7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	249 private void createResponseList(String query) throws SQLException {
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	250 // create a container for the result
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	251 ResponseList l = new ResponseList(0, 0, ResultSet.FETCH_FORWARD, ResultSet.CONCUR_READ_ONLY);
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	252 // send commit to the server
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	253 try {
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	254 l.processQuery(query);
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	255 } finally {
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	256 l.close();
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	257 }
7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	258 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	259
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	260 /**
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	261 * Makes all changes made since the previous commit/rollback permanent and releases any database locks currently
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	262 * held by this Connection object. This method should be used only when auto-commit mode has been disabled.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	263 *
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	264 * @throws SQLException if a database access error occurs or this Connection object is in auto-commit mode
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	265 * @see #setAutoCommit(boolean)
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	266 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	267 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	268 public void commit() throws SQLException {
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	269 // note: can't use sendIndependentCommand here because we need to process the auto_commit state the server gives
66 7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 65 diff changeset	270 this.createResponseList("COMMIT");
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	271 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	272
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	273 /**
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	274 * Creates a Statement object for sending SQL statements to the database. SQL statements without parameters are
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	275 * normally executed using Statement objects. If the same SQL statement is executed many times, it may be more
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	276 * efficient to use a PreparedStatement object.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	277 *
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	278 * Result sets created using the returned Statement object will by default be type TYPE_FORWARD_ONLY and have a
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	279 * concurrency level of CONCUR_READ_ONLY.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	280 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	281 * @return a new default Statement object
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	282 * @throws SQLException if a database access error occurs
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	283 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	284 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	285 public Statement createStatement() throws SQLException {
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	286 return createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY,
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	287 ResultSet.HOLD_CURSORS_OVER_COMMIT);
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	288 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	289
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	290 /**
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	291 * Creates a Statement object that will generate ResultSet objects with the given type and concurrency. This method
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	292 * is the same as the createStatement method above, but it allows the default result set type and concurrency to be
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	293 * overridden.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	294 *
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	295 * @param resultSetType a result set type; one of ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	296 * or ResultSet.TYPE_SCROLL_SENSITIVE
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	297 * @param resultSetConcurrency a concurrency type; one of ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE
4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	298 * @return a new Statement object that will generate ResultSet objects with the given type and concurrency
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	299 * @throws SQLException if a database access error occurs
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	300 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	301 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	302 public Statement createStatement(int resultSetType, int resultSetConcurrency) throws SQLException {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	303 return createStatement(resultSetType, resultSetConcurrency, ResultSet.HOLD_CURSORS_OVER_COMMIT);
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	304 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	305
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	306 /**
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	307 * Creates a Statement object that will generate ResultSet objects
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	308 * with the given type, concurrency, and holdability. This method
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	309 * is the same as the createStatement method above, but it allows
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	310 * the default result set type, concurrency, and holdability to be
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	311 * overridden.
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	312 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	313 * @param resultSetType one of the following ResultSet constants:
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	314 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	315 * or ResultSet.TYPE_SCROLL_SENSITIVE
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	316 * @param resultSetConcurrency one of the following ResultSet
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	317 * constants: ResultSet.CONCUR_READ_ONLY or
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	318 * ResultSet.CONCUR_UPDATABLE
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	319 * @param resultSetHoldability one of the following ResultSet
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	320 * constants: ResultSet.HOLD_CURSORS_OVER_COMMIT or
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	321 * ResultSet.CLOSE_CURSORS_AT_COMMIT
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	322 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	323 * @return a new Statement object that will generate ResultSet
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	324 * objects with the given type, concurrency, and holdability
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	325 * @throws SQLException if a database access error occurs or the
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	326 * given parameters are not ResultSet constants indicating type,
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	327 * concurrency, and holdability
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	328 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	329 @Override
88 1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 87 diff changeset	330 public Statement createStatement(int resultSetType, int resultSetConcurrency, int resultSetHoldability)
1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 87 diff changeset	331 throws SQLException {
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	332 try {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	333 Statement ret = new MonetStatement(this, resultSetType, resultSetConcurrency, resultSetHoldability);
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	334 // store it in the map for when we close...
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	335 statements.put(ret, null);
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	336 return ret;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	337 } catch (IllegalArgumentException e) {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	338 throw new SQLException(e.toString(), "M0M03");
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	339 }
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	340 // we don't have to catch SQLException because that is declared to
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	341 // be thrown
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	342 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	343
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	344 /**
88 1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 87 diff changeset	345 * Retrieves the current auto-commit mode for this Connection object.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	346 *
88 1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 87 diff changeset	347 * @return the current state of this Connection object's auto-commit mode
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	348 * @see #setAutoCommit(boolean)
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	349 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	350 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	351 public boolean getAutoCommit() throws SQLException {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	352 return autoCommit;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	353 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	354
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	355 /**
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	356 * Retrieves this Connection object's current catalog name.
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	357 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	358 * @return the current catalog name or null if there is none
88 1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 87 diff changeset	359 * @throws SQLException if a database access error occurs or the current language is not SQL
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	360 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	361 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	362 public String getCatalog() throws SQLException {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	363 // MonetDB does NOT support catalogs
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	364 return null;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	365 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	366
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	367 /**
88 1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 87 diff changeset	368 * Retrieves the current holdability of ResultSet objects created using this Connection object.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	369 *
88 1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 87 diff changeset	370 * @return the holdability, one of ResultSet.HOLD_CURSORS_OVER_COMMIT or ResultSet.CLOSE_CURSORS_AT_COMMIT
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	371 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	372 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	373 public int getHoldability() {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	374 // TODO: perhaps it is better to have the server implement
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	375 // CLOSE_CURSORS_AT_COMMIT
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	376 return ResultSet.HOLD_CURSORS_OVER_COMMIT;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	377 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	378
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	379 /**
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	380 * Retrieves a DatabaseMetaData object that contains metadata about
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	381 * the database to which this Connection object represents a
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	382 * connection. The metadata includes information about the
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	383 * database's tables, its supported SQL grammar, its stored
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	384 * procedures, the capabilities of this connection, and so on.
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	385 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	386 * @throws SQLException if the current language is not SQL
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	387 * @return a DatabaseMetaData object for this Connection object
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	388 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	389 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	390 public DatabaseMetaData getMetaData() throws SQLException {
71 4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 68 diff changeset	391 if (this.language != MapiLanguage.LANG_SQL) {
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	392 throw new SQLException("This method is only supported in SQL mode", "M0M04");
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	393 }
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	394 return new MonetDatabaseMetaData(this);
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	395 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	396
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	397 /**
87 2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	398 * Retrieves this Connection object's current transaction isolation level.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	399 *
87 2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	400 * @return the current transaction isolation level, which will be Connection.TRANSACTION_SERIALIZABLE
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	401 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	402 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	403 public int getTransactionIsolation() {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	404 return TRANSACTION_SERIALIZABLE;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	405 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	406
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	407 /**
88 1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 87 diff changeset	408 * Retrieves the Map object associated with this Connection object. Unless the application has added an entry,
1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 87 diff changeset	409 * the type map returned will be empty.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	410 *
87 2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	411 * @return the java.util.Map object associated with this Connection object
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	412 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	413 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	414 public Map<String,Class<?>> getTypeMap() {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	415 return typeMap;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	416 }
0 a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31. Sjoerd Mullender <sjoerd@acm.org> parents: diff changeset	417
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	418 /**
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	419 * Retrieves the first warning reported by calls on this Connection
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	420 * object. If there is more than one warning, subsequent warnings
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	421 * will be chained to the first one and can be retrieved by calling
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	422 * the method SQLWarning.getNextWarning on the warning that was
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	423 * retrieved previously.
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	424 *
87 2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	425 * This method may not be called on a closed connection; doing so will cause an SQLException to be thrown.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	426 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	427 * Note: Subsequent warnings will be chained to this SQLWarning.
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	428 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	429 * @return the first SQLWarning object or null if there are none
87 2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	430 * @throws SQLException if a database access error occurs or this method is called on a closed connection
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	431 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	432 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	433 public SQLWarning getWarnings() throws SQLException {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	434 if (closed) {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	435 throw new SQLException("Cannot call on closed Connection", "M1M20");
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	436 }
87 2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	437 // if there are no warnings, this will be null, which fits with the specification.
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	438 return warnings;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	439 }
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64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	441 /**
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	442 * Retrieves whether this Connection object has been closed. A
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	443 * connection is closed if the method close has been called on it or
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	444 * if certain fatal errors have occurred. This method is guaranteed
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	445 * to return true only when it is called after the method
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	446 * Connection.close has been called.
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	447 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	448 * This method generally cannot be called to determine whether a
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	449 * connection to a database is valid or invalid. A typical client
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	450 * can determine that a connection is invalid by catching any
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	451 * exceptions that might be thrown when an operation is attempted.
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	452 *
87 2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	453 * @return true if this Connection object is closed; false if it is still open
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	454 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	455 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	456 public boolean isClosed() {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	457 return closed;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	458 }
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	459
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	460 /**
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	461 * Retrieves whether this Connection object is in read-only mode.
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	462 * MonetDB currently doesn't support updateable result sets, but
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	463 * updates are possible. Hence the Connection object is never in
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	464 * read-only mode.
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	465 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	466 * @return true if this Connection object is read-only; false otherwise
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	467 */
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	468 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	469 public boolean isReadOnly() {
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	470 return false;
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	471 }
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64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	473 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	474 public String nativeSQL(String sql) {return sql;}
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	475
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	476 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	477 public CallableStatement prepareCall(String sql) {return null;}
45 c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo(). Martin van Dinther <martin.van.dinther@monetdbsolutions.com> parents: 25 diff changeset	478
64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	479 @Override
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	480 public CallableStatement prepareCall(String sql, int resultSetType, int resultSetConcurrency) {return null;}
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	481
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	482 @Override
87 2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	483 public CallableStatement prepareCall(String sql, int resultSetType, int resultSetConcurrency,
2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well. Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 85 diff changeset	484 int resultSetHoldability) {return null;}
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64 bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	486 /**
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	487 * Creates a PreparedStatement object for sending parameterized SQL
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	488 * statements to the database.
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	489 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	490 * A SQL statement with or without IN parameters can be pre-compiled
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	491 * and stored in a PreparedStatement object. This object can then be
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	492 * used to efficiently execute this statement multiple times.
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	493 *
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	494 * Note: This method is optimized for handling parametric SQL
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	495 * statements that benefit from precompilation. If the driver
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	496 * supports precompilation, the method prepareStatement will send
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	497 * the statement to the database for precompilation. Some drivers
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	498 * may not support precompilation. In this case, the statement may
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	499 * not be sent to the database until the PreparedStatement object is
bb0d66ad7dc6 More done Pedro Ferreira <pedro.ferreira@monetdbsolutions.com> parents: 63 diff changeset	500 * executed. This has no direct effect on users; however, it does

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1 package nl.cwi.monetdb.jdbc;

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2

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4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets.

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3 import nl.cwi.monetdb.mcl.connection.*;

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17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

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4 import nl.cwi.monetdb.mcl.connection.SenderThread;

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953422c41194 The data retrieval in ResultSets is now Column wise. Ready to start the embedded integrate, but it has to perform extra tests for the more rare types.

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5 import nl.cwi.monetdb.mcl.connection.mapi.MapiLanguage;

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86967be24645 Ready to start testing the old mapi connection. After passing the tests. The embedded integration will be very straightforward.

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6 import nl.cwi.monetdb.mcl.protocol.ProtocolException;

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7 import nl.cwi.monetdb.mcl.protocol.AbstractProtocol;

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8 import nl.cwi.monetdb.mcl.protocol.ServerResponses;

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4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

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9 import nl.cwi.monetdb.mcl.protocol.StarterHeaders;

66

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10 import nl.cwi.monetdb.mcl.responses.*;

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11 import nl.cwi.monetdb.mcl.responses.DataBlockResponse;

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12 import nl.cwi.monetdb.mcl.responses.ResultSetResponse;

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f1de7262d8d9 First changes to the JDBC driver.

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13

f1de7262d8d9 First changes to the JDBC driver.

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14 import java.io.*;

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15 import java.net.SocketTimeoutException;

64

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16 import java.sql.*;

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17 import java.util.*;

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18 import java.util.concurrent.Executor;

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19

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20 /**

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21 * A {@link Connection} suitable for the MonetDB database.

45

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22 *

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23 * This connection represents a connection (session) to a MonetDB

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24 * database. SQL statements are executed and results are returned within

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25 * the context of a connection. This Connection object holds a physical

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26 * connection to the MonetDB database.

45

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27 *

0

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28 * A Connection object's database should able to provide information

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29 * describing its tables, its supported SQL grammar, its stored

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30 * procedures, the capabilities of this connection, and so on. This

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31 * information is obtained with the getMetaData method.

45

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32 *

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33 * Note: By default a Connection object is in auto-commit mode, which

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34 * means that it automatically commits changes after executing each

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35 * statement. If auto-commit mode has been disabled, the method commit

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36 * must be called explicitly in order to commit changes; otherwise,

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37 * database changes will not be saved.

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c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().

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38 *

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39 * The current state of this connection is that it nearly implements the

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40 * whole Connection interface.

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41 *

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551093abca52 More documentation and fixed some tests.

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42 * @author Fabian Groffen, Martin van Dinther, Pedro Ferreira

45

c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().

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43 * @version 1.3

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44 */

64

bb0d66ad7dc6 More done

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45 public abstract class MonetConnection extends MonetWrapper implements Connection {

45

c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().

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46

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7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

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47 /** The sequence counter */

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48 private static int SeqCounter = 0;

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49

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50 public static int GetSeqCounter() {

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51 return SeqCounter;

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52 }

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53

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1dcb51573c89 Added the remaining documentation.

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54 /** The successful processed input properties */

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55 protected final Properties conn_props;

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56 /** The language to connect with */

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57 protected IMonetDBLanguage language;

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58 /** Authentication hash method */

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59 protected final String hash;

64

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60 /** An optional thread that is used for sending large queries */

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61 private SenderThread senderThread;

64

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62 /** Whether this Connection is closed (and cannot be used anymore) */

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63 private boolean closed;

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64 /** Whether this Connection is in autocommit mode */

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65 private boolean autoCommit = true;

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66 /** The stack of warnings for this Connection object */

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67 private SQLWarning warnings;

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68 /** The Connection specific mapping of user defined types to Java types */

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69 private Map<String,Class<?>> typeMap = new HashMap<String,Class<?>>() {

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70 private static final long serialVersionUID = 1L; {

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71 put("inet", MonetINET.class);

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72 }

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73 };

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74

71

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75 // See javadoc for documentation about WeakHashMap if you don't know what it does !!!NOW!!!

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76 // (only when you deal with it of course)

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77 /** A Map containing all (active) Statements created from this Connection */

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78 private Map<Statement,?> statements = new WeakHashMap<Statement, Object>();

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79 /** The number of results we receive from the server at once */

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80 private int curReplySize = -1; // the server by default uses -1 (all)

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81 /** Whether or not BLOB is mapped to LONGVARBINARY within the driver */

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82 private final boolean blobIsBinary;

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83 /** Whether or not CLOB is mapped to LONGVARCHAR within the driver */

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84 private final boolean clobIsLongChar;

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85 /** The underlying proticol provided by the connection (MAPI or embedded) */

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86 protected AbstractProtocol protocol;

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87

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88 /**

71

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89 * Constructor of a Connection for MonetDB. At this moment the current implementation limits itself to storing the

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90 * given host, database, username and password for later use by the createStatement() call. This constructor is

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91 * only accessible to classes from the jdbc package.

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92 *

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93 * @throws IOException if an error occurs

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94 */

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95 public MonetConnection(Properties props, String hash, IMonetDBLanguage language, boolean blobIsBinary,

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96 boolean clobIsLongChar) throws IOException {

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97 this.conn_props = props;

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98 this.hash = hash;

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99 this.language = language;

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100 this.blobIsBinary = blobIsBinary;

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101 this.clobIsLongChar = clobIsLongChar;

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102 }

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103

101

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104 /**

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105 * Gets the connection's language data.

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106 *

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107 * @return The connection's language data

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108 */

71

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109 public IMonetDBLanguage getLanguage() {

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110 return language;

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111 }

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112

101

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113 /**

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114 * Gets the connection's protocol.

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115 *

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116 * @return The connection's protocol

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117 */

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118 public AbstractProtocol getProtocol() {

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119 return this.protocol;

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120 }

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121

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122 /**

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123 * Connects to the server, authenticating the user.

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124 *

101

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125 * @param user The user name to authenticate

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126 * @param pass The user's password

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127 * @return A List with informational (warning) messages. If this list is empty; then there are no warnings.

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128 * @throws IOException if an I/O error occurs when creating the socket

68

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129 * @throws ProtocolException if bogus data is received

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130 * @throws MCLException if an MCL related error occurs

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131 */

68

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132 public abstract List<String> connect(String user, String pass) throws IOException, ProtocolException, MCLException;

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133

99

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134 /**

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135 * Gets the underlying connection block size length.

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136 *

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137 * @return The block size length

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138 */

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139 public abstract int getBlockSize();

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140

99

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141 /**

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142 * Gets the underlying connection default fetch size for DataBlock responses.

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143 *

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144 * @return The default fetch size

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145 */

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146 public abstract int getDefFetchsize();

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147

99

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148 /**

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149 * Gets the underlying connection socket timeout.

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150 *

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151 * @return The underlying connection socket timeout

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152 */

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153 public abstract int getSoTimeout();

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154

99

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155 /**

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156 * Sets the underlying connection socket timeout.

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157 *

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158 * @param timeout The specified timeout, in milliseconds. A timeout of zero is interpreted as an infinite timeout

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159 */

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160 public abstract void setSoTimeout(int timeout);

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161

99

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162 /**

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163 * Closes the underlying connection implementation.

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164 *

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165 * @throws IOException if an I/O error occurs while closing the connection

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166 */

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167 public abstract void closeUnderlyingConnection() throws IOException;

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168

99

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169 /**

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170 * Gets the underlying connection JDBC String URL.

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171 *

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172 * @return The underlying connection JDBC String URL

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173 */

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174 public abstract String getJDBCURL();

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175

99

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176 /**

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177 * Sends a control command to the server.

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178 *

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179 * @param commandID the command identifier according to {@link ControlCommands} listing

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180 * @param data The integer to send according to the control command

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181 * @throws SQLException if an IO exception or a database error occurs

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182 */

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183 public abstract void sendControlCommand(int commandID, int data) throws SQLException;

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184

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185 /**

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186 * Creates a ResponseList.

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187 *

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188 * @param fetchSize the nubmer of rows per block in the response list

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189 * @param maxRows maximum number of rows to allow in the set

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190 * @param resultSetType the type of result sets to produce

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191 * @param resultSetConcurrency the concurrency of result sets to produce

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192 * @return A ResponseList instance

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193 * @throws SQLException if an IO exception or a database error occurs

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194 */

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195 public abstract ResponseList createResponseList(int fetchSize, int maxRows, int resultSetType,

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196 int resultSetConcurrency) throws SQLException;

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197

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198 /**

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199 * Releases this Connection object's database and JDBC resources immediately instead of waiting for them to be

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200 * automatically released. All Statements created from this Connection will be closed when this method is called.

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201 *

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202 * Calling the method close on a Connection object that is already closed is a no-op.

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203 */

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204 @Override

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205 public void close() {

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206 for (Statement st : statements.keySet()) {

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207 try {

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208 st.close();

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209 } catch (SQLException e) {

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210 // better luck next time!

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211 }

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212 }

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213 // close the socket or the embedded server

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214 try {

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215 this.closeUnderlyingConnection();

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216 } catch (IOException e) {

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217 // ignore it

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218 }

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219 // close active SendThread if any

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220 if (senderThread != null) {

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221 senderThread.shutdown();

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222 senderThread = null;

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223 }

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224 // report ourselves as closed

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225 closed = true;

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226 }

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227

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228 /**

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229 * Destructor called by garbage collector before destroying this object tries to disconnect the MonetDB connection

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230 * if it has not been disconnected already.

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231 */

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232 @Override

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233 protected void finalize() throws Throwable {

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234 this.close();

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235 super.finalize();

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236 }

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237

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238 //== methods of interface Connection

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239

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240 /**

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241 * Clears all warnings reported for this Connection object. After a call to this method, the method getWarnings

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242 * returns null until a new warning is reported for this Connection object.

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243 */

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244 @Override

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245 public void clearWarnings() {

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246 warnings = null;

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247 }

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248

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249 private void createResponseList(String query) throws SQLException {

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250 // create a container for the result

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251 ResponseList l = new ResponseList(0, 0, ResultSet.FETCH_FORWARD, ResultSet.CONCUR_READ_ONLY);

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252 // send commit to the server

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253 try {

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254 l.processQuery(query);

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255 } finally {

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256 l.close();

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257 }

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258 }

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259

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260 /**

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261 * Makes all changes made since the previous commit/rollback permanent and releases any database locks currently

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262 * held by this Connection object. This method should be used only when auto-commit mode has been disabled.

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263 *

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264 * @throws SQLException if a database access error occurs or this Connection object is in auto-commit mode

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265 * @see #setAutoCommit(boolean)

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266 */

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267 @Override

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268 public void commit() throws SQLException {

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269 // note: can't use sendIndependentCommand here because we need to process the auto_commit state the server gives

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270 this.createResponseList("COMMIT");

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271 }

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272

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273 /**

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274 * Creates a Statement object for sending SQL statements to the database. SQL statements without parameters are

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275 * normally executed using Statement objects. If the same SQL statement is executed many times, it may be more

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276 * efficient to use a PreparedStatement object.

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277 *

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278 * Result sets created using the returned Statement object will by default be type TYPE_FORWARD_ONLY and have a

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279 * concurrency level of CONCUR_READ_ONLY.

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280 *

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281 * @return a new default Statement object

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282 * @throws SQLException if a database access error occurs

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283 */

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284 @Override

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285 public Statement createStatement() throws SQLException {

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286 return createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY,

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287 ResultSet.HOLD_CURSORS_OVER_COMMIT);

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288 }

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289

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290 /**

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291 * Creates a Statement object that will generate ResultSet objects with the given type and concurrency. This method

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292 * is the same as the createStatement method above, but it allows the default result set type and concurrency to be

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293 * overridden.

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294 *

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295 * @param resultSetType a result set type; one of ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,

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296 * or ResultSet.TYPE_SCROLL_SENSITIVE

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297 * @param resultSetConcurrency a concurrency type; one of ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE

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298 * @return a new Statement object that will generate ResultSet objects with the given type and concurrency

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299 * @throws SQLException if a database access error occurs

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300 */

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301 @Override

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302 public Statement createStatement(int resultSetType, int resultSetConcurrency) throws SQLException {

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303 return createStatement(resultSetType, resultSetConcurrency, ResultSet.HOLD_CURSORS_OVER_COMMIT);

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304 }

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305

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306 /**

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307 * Creates a Statement object that will generate ResultSet objects

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308 * with the given type, concurrency, and holdability. This method

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309 * is the same as the createStatement method above, but it allows

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310 * the default result set type, concurrency, and holdability to be

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311 * overridden.

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312 *

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313 * @param resultSetType one of the following ResultSet constants:

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314 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,

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315 * or ResultSet.TYPE_SCROLL_SENSITIVE

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316 * @param resultSetConcurrency one of the following ResultSet

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317 * constants: ResultSet.CONCUR_READ_ONLY or

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318 * ResultSet.CONCUR_UPDATABLE

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319 * @param resultSetHoldability one of the following ResultSet

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320 * constants: ResultSet.HOLD_CURSORS_OVER_COMMIT or

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321 * ResultSet.CLOSE_CURSORS_AT_COMMIT

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322 *

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323 * @return a new Statement object that will generate ResultSet

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324 * objects with the given type, concurrency, and holdability

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325 * @throws SQLException if a database access error occurs or the

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326 * given parameters are not ResultSet constants indicating type,

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327 * concurrency, and holdability

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328 */

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329 @Override

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330 public Statement createStatement(int resultSetType, int resultSetConcurrency, int resultSetHoldability)

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331 throws SQLException {

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332 try {

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333 Statement ret = new MonetStatement(this, resultSetType, resultSetConcurrency, resultSetHoldability);

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334 // store it in the map for when we close...

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335 statements.put(ret, null);

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336 return ret;

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337 } catch (IllegalArgumentException e) {

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338 throw new SQLException(e.toString(), "M0M03");

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339 }

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340 // we don't have to catch SQLException because that is declared to

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341 // be thrown

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342 }

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343

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344 /**

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345 * Retrieves the current auto-commit mode for this Connection object.

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346 *

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347 * @return the current state of this Connection object's auto-commit mode

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348 * @see #setAutoCommit(boolean)

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349 */

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350 @Override

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351 public boolean getAutoCommit() throws SQLException {

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352 return autoCommit;

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353 }

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354

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355 /**

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356 * Retrieves this Connection object's current catalog name.

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357 *

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358 * @return the current catalog name or null if there is none

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359 * @throws SQLException if a database access error occurs or the current language is not SQL

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360 */

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361 @Override

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362 public String getCatalog() throws SQLException {

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363 // MonetDB does NOT support catalogs

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364 return null;

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365 }

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366

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367 /**

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368 * Retrieves the current holdability of ResultSet objects created using this Connection object.

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369 *

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370 * @return the holdability, one of ResultSet.HOLD_CURSORS_OVER_COMMIT or ResultSet.CLOSE_CURSORS_AT_COMMIT

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371 */

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372 @Override

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373 public int getHoldability() {

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374 // TODO: perhaps it is better to have the server implement

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375 // CLOSE_CURSORS_AT_COMMIT

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376 return ResultSet.HOLD_CURSORS_OVER_COMMIT;

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377 }

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378

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379 /**

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380 * Retrieves a DatabaseMetaData object that contains metadata about

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381 * the database to which this Connection object represents a

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382 * connection. The metadata includes information about the

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383 * database's tables, its supported SQL grammar, its stored

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384 * procedures, the capabilities of this connection, and so on.

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385 *

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386 * @throws SQLException if the current language is not SQL

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387 * @return a DatabaseMetaData object for this Connection object

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388 */

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389 @Override

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390 public DatabaseMetaData getMetaData() throws SQLException {

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391 if (this.language != MapiLanguage.LANG_SQL) {

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392 throw new SQLException("This method is only supported in SQL mode", "M0M04");

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393 }

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394 return new MonetDatabaseMetaData(this);

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395 }

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396

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397 /**

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398 * Retrieves this Connection object's current transaction isolation level.

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399 *

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400 * @return the current transaction isolation level, which will be Connection.TRANSACTION_SERIALIZABLE

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401 */

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402 @Override

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403 public int getTransactionIsolation() {

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404 return TRANSACTION_SERIALIZABLE;

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405 }

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406

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407 /**

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408 * Retrieves the Map object associated with this Connection object. Unless the application has added an entry,

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409 * the type map returned will be empty.

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410 *

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411 * @return the java.util.Map object associated with this Connection object

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412 */

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413 @Override

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414 public Map<String,Class<?>> getTypeMap() {

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415 return typeMap;

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416 }

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417

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418 /**

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419 * Retrieves the first warning reported by calls on this Connection

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420 * object. If there is more than one warning, subsequent warnings

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421 * will be chained to the first one and can be retrieved by calling

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422 * the method SQLWarning.getNextWarning on the warning that was

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423 * retrieved previously.

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424 *

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425 * This method may not be called on a closed connection; doing so will cause an SQLException to be thrown.

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426 *

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427 * Note: Subsequent warnings will be chained to this SQLWarning.

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428 *

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429 * @return the first SQLWarning object or null if there are none

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430 * @throws SQLException if a database access error occurs or this method is called on a closed connection

64

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431 */

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432 @Override

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433 public SQLWarning getWarnings() throws SQLException {

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434 if (closed) {

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435 throw new SQLException("Cannot call on closed Connection", "M1M20");

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436 }

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437 // if there are no warnings, this will be null, which fits with the specification.

64

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438 return warnings;

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439 }

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440

64

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441 /**

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442 * Retrieves whether this Connection object has been closed. A

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443 * connection is closed if the method close has been called on it or

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444 * if certain fatal errors have occurred. This method is guaranteed

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445 * to return true only when it is called after the method

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446 * Connection.close has been called.

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447 *

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448 * This method generally cannot be called to determine whether a

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449 * connection to a database is valid or invalid. A typical client

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450 * can determine that a connection is invalid by catching any

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451 * exceptions that might be thrown when an operation is attempted.

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452 *

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453 * @return true if this Connection object is closed; false if it is still open

64

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454 */

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455 @Override

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456 public boolean isClosed() {

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457 return closed;

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458 }

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83aee4f60649 Added private method sendTransactionCommand(String); to reduce duplicate code in 6 methods.

Martin van Dinther <martin.van.dinther@monetdbsolutions.com>

parents: 47

diff changeset

459

64

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460 /**

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461 * Retrieves whether this Connection object is in read-only mode.

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462 * MonetDB currently doesn't support updateable result sets, but

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463 * updates are possible. Hence the Connection object is never in

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464 * read-only mode.

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465 *

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466 * @return true if this Connection object is read-only; false otherwise

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467 */

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468 @Override

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469 public boolean isReadOnly() {

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470 return false;

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471 }

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472

64

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473 @Override

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474 public String nativeSQL(String sql) {return sql;}

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475

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476 @Override

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477 public CallableStatement prepareCall(String sql) {return null;}

45

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parents: 25

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478

64

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479 @Override

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480 public CallableStatement prepareCall(String sql, int resultSetType, int resultSetConcurrency) {return null;}

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481

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482 @Override

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483 public CallableStatement prepareCall(String sql, int resultSetType, int resultSetConcurrency,

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

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484 int resultSetHoldability) {return null;}

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485

64

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486 /**

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487 * Creates a PreparedStatement object for sending parameterized SQL

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488 * statements to the database.

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489 *

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490 * A SQL statement with or without IN parameters can be pre-compiled

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diff changeset

491 * and stored in a PreparedStatement object. This object can then be

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diff changeset

492 * used to efficiently execute this statement multiple times.

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493 *

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diff changeset

494 * Note: This method is optimized for handling parametric SQL

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495 * statements that benefit from precompilation. If the driver

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496 * supports precompilation, the method prepareStatement will send

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497 * the statement to the database for precompilation. Some drivers

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498 * may not support precompilation. In this case, the statement may

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499 * not be sent to the database until the PreparedStatement object is

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diff changeset

500 * executed. This has no direct effect on users; however, it does

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501 * affect which methods throw certain SQLException objects.

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diff changeset

502 *

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diff changeset

503 * Result sets created using the returned PreparedStatement object

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504 * will by default be type TYPE_FORWARD_ONLY and have a concurrency

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505 * level of CONCUR_READ_ONLY.

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506 *

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diff changeset

507 * @param sql an SQL statement that may contain one or more '?' IN

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diff changeset

508 * parameter placeholders

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diff changeset

509 * @return a new default PreparedStatement object containing the

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diff changeset

510 * pre-compiled SQL statement

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diff changeset

511 * @throws SQLException if a database access error occurs

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diff changeset

512 */

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513 @Override

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514 public PreparedStatement prepareStatement(String sql) throws SQLException {

87

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

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diff changeset

515 return prepareStatement(sql, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY,

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

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diff changeset

516 ResultSet.HOLD_CURSORS_OVER_COMMIT);

64

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517 }

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diff changeset

518

64

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diff changeset

519 /**

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diff changeset

520 * Creates a PreparedStatement object that will generate ResultSet

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diff changeset

521 * objects with the given type and concurrency. This method is the

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diff changeset

522 * same as the prepareStatement method above, but it allows the

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diff changeset

523 * default result set type and concurrency to be overridden.

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parents: 63

diff changeset

524 *

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525 * @param sql a String object that is the SQL statement to be sent to the

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diff changeset

526 * database; may contain one or more ? IN parameters

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diff changeset

527 * @param resultSetType a result set type; one of

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diff changeset

528 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,

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diff changeset

529 * or ResultSet.TYPE_SCROLL_SENSITIVE

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diff changeset

530 * @param resultSetConcurrency a concurrency type; one of

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diff changeset

531 * ResultSet.CONCUR_READ_ONLY or ResultSet.CONCUR_UPDATABLE

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diff changeset

532 * @return a new PreparedStatement object containing the pre-compiled SQL

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533 * statement that will produce ResultSet objects with the given

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diff changeset

534 * type and concurrency

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diff changeset

535 * @throws SQLException if a database access error occurs or the given

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parents: 63

diff changeset

536 * parameters are not ResultSet constants indicating

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diff changeset

537 * type and concurrency

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diff changeset

538 */

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diff changeset

539 @Override

87

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 85

diff changeset

540 public PreparedStatement prepareStatement(String sql, int resultSetType, int resultSetConcurrency)

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

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diff changeset

541 throws SQLException {

64

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diff changeset

542 return prepareStatement(sql, resultSetType, resultSetConcurrency, ResultSet.HOLD_CURSORS_OVER_COMMIT);

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diff changeset

543 }

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544

64

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diff changeset

545 /**

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diff changeset

546 * Creates a PreparedStatement object that will generate ResultSet

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diff changeset

547 * objects with the given type, concurrency, and holdability.

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diff changeset

548 *

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diff changeset

549 * This method is the same as the prepareStatement method above, but

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diff changeset

550 * it allows the default result set type, concurrency, and

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diff changeset

551 * holdability to be overridden.

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diff changeset

552 *

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diff changeset

553 * @param sql a String object that is the SQL statement to be sent

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diff changeset

554 * to the database; may contain one or more ? IN parameters

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diff changeset

555 * @param resultSetType one of the following ResultSet constants:

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diff changeset

556 * ResultSet.TYPE_FORWARD_ONLY, ResultSet.TYPE_SCROLL_INSENSITIVE,

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parents: 63

diff changeset

557 * or ResultSet.TYPE_SCROLL_SENSITIVE

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diff changeset

558 * @param resultSetConcurrency one of the following ResultSet

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diff changeset

559 * constants: ResultSet.CONCUR_READ_ONLY or

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diff changeset

560 * ResultSet.CONCUR_UPDATABLE

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diff changeset

561 * @param resultSetHoldability one of the following ResultSet

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diff changeset

562 * constants: ResultSet.HOLD_CURSORS_OVER_COMMIT or

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diff changeset

563 * ResultSet.CLOSE_CURSORS_AT_COMMIT

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diff changeset

564 * @return a new PreparedStatement object, containing the

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diff changeset

565 * pre-compiled SQL statement, that will generate ResultSet objects

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diff changeset

566 * with the given type, concurrency, and holdability

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diff changeset

567 * @throws SQLException if a database access error occurs or the

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diff changeset

568 * given parameters are not ResultSet constants indicating type,

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diff changeset

569 * concurrency, and holdability

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diff changeset

570 */

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571 @Override

87

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

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parents: 85

diff changeset

572 public PreparedStatement prepareStatement(String sql, int resultSetType, int resultSetConcurrency,

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573 int resultSetHoldability) throws SQLException {

64

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diff changeset

574 try {

87

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 85

diff changeset

575 PreparedStatement ret = new MonetPreparedStatement(this, resultSetType, resultSetConcurrency,

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

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diff changeset

576 resultSetHoldability, sql);

64

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577 // store it in the map for when we close...

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diff changeset

578 statements.put(ret, null);

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579 return ret;

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580 } catch (IllegalArgumentException e) {

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diff changeset

581 throw new SQLException(e.toString(), "M0M03");

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diff changeset

582 }

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diff changeset

583 // we don't have to catch SQLException because that is declared to

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diff changeset

584 // be thrown

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585 }

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diff changeset

586

64

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diff changeset

587 /**

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diff changeset

588 * Creates a default PreparedStatement object that has the

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diff changeset

589 * capability to retrieve auto-generated keys. The given constant

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diff changeset

590 * tells the driver whether it should make auto-generated keys

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diff changeset

591 * available for retrieval. This parameter is ignored if the SQL

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diff changeset

592 * statement is not an INSERT statement.

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diff changeset

593 *

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diff changeset

594 * Note: This method is optimized for handling parametric SQL

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diff changeset

595 * statements that benefit from precompilation. If the driver

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diff changeset

596 * supports precompilation, the method prepareStatement will send

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diff changeset

597 * the statement to the database for precompilation. Some drivers

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diff changeset

598 * may not support precompilation. In this case, the statement may

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diff changeset

599 * not be sent to the database until the PreparedStatement object is

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diff changeset

600 * executed. This has no direct effect on users; however, it does

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diff changeset

601 * affect which methods throw certain SQLExceptions.

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diff changeset

602 *

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diff changeset

603 * Result sets created using the returned PreparedStatement object

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diff changeset

604 * will by default be type TYPE_FORWARD_ONLY and have a concurrency

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diff changeset

605 * level of CONCUR_READ_ONLY.

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diff changeset

606 *

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diff changeset

607 * @param sql an SQL statement that may contain one or more '?' IN

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diff changeset

608 * parameter placeholders

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diff changeset

609 * @param autoGeneratedKeys a flag indicating whether auto-generated

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diff changeset

610 * keys should be returned; one of

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parents: 63

diff changeset

611 * Statement.RETURN_GENERATED_KEYS or

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parents: 63

diff changeset

612 * Statement.NO_GENERATED_KEYS

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diff changeset

613 * @return a new PreparedStatement object, containing the

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parents: 63

diff changeset

614 * pre-compiled SQL statement, that will have the capability

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diff changeset

615 * of returning auto-generated keys

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parents: 63

diff changeset

616 * @throws SQLException - if a database access error occurs or the

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diff changeset

617 * given parameter is not a Statement constant indicating

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diff changeset

618 * whether auto-generated keys should be returned

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diff changeset

619 */

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diff changeset

620 @Override

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diff changeset

621 public PreparedStatement prepareStatement(String sql, int autoGeneratedKeys) throws SQLException {

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diff changeset

622 if (autoGeneratedKeys != Statement.RETURN_GENERATED_KEYS && autoGeneratedKeys != Statement.NO_GENERATED_KEYS) {

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diff changeset

623 throw new SQLException("Invalid argument, expected RETURN_GENERATED_KEYS or NO_GENERATED_KEYS", "M1M05");

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624 }

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diff changeset

625 /* MonetDB has no way to disable this, so just do the normal thing ;) */

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diff changeset

626 return prepareStatement(sql, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY);

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diff changeset

627 }

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parents:

diff changeset

628

64

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diff changeset

629 @Override

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diff changeset

630 public PreparedStatement prepareStatement(String sql, int[] columnIndexes) {return null;}

0

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diff changeset

631

64

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diff changeset

632 @Override

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parents: 63

diff changeset

633 public PreparedStatement prepareStatement(String sql, String[] columnNames) {return null;}

45

c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().

Martin van Dinther <martin.van.dinther@monetdbsolutions.com>

parents: 25

diff changeset

634

64

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diff changeset

635 /**

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diff changeset

636 * Removes the given Savepoint object from the current transaction.

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diff changeset

637 * Any reference to the savepoint after it have been removed will

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diff changeset

638 * cause an SQLException to be thrown.

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diff changeset

639 *

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diff changeset

640 * @param savepoint the Savepoint object to be removed

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diff changeset

641 * @throws SQLException if a database access error occurs or the given

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diff changeset

642 * Savepoint object is not a valid savepoint in the current

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diff changeset

643 * transaction

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diff changeset

644 */

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diff changeset

645 @Override

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646 public void releaseSavepoint(Savepoint savepoint) throws SQLException {

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diff changeset

647 if (!(savepoint instanceof MonetSavepoint)) {

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diff changeset

648 throw new SQLException("This driver can only handle savepoints it created itself", "M0M06");

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649 }

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diff changeset

650 MonetSavepoint sp = (MonetSavepoint) savepoint;

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diff changeset

651 // note: can't use sendIndependentCommand here because we need

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diff changeset

652 // to process the auto_commit state the server gives

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diff changeset

653 // create a container for the result

66

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diff changeset

654 this.createResponseList("RELEASE SAVEPOINT " + sp.getName());

64

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diff changeset

655 }

45

c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().

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diff changeset

656

64

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diff changeset

657 /**

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658 * Undoes all changes made in the current transaction and releases

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659 * any database locks currently held by this Connection object. This

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660 * method should be used only when auto-commit mode has been

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661 * disabled.

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662 *

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diff changeset

663 * @throws SQLException if a database access error occurs or this

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664 * Connection object is in auto-commit mode

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665 * @see #setAutoCommit(boolean)

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666 */

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667 @Override

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diff changeset

668 public void rollback() throws SQLException {

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diff changeset

669 // note: can't use sendIndependentCommand here because we need

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diff changeset

670 // to process the auto_commit state the server gives

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diff changeset

671 // create a container for the result

66

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diff changeset

672 this.createResponseList("ROLLBACK");

64

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673 }

45

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diff changeset

674

64

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diff changeset

675 /**

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diff changeset

676 * Undoes all changes made after the given Savepoint object was set.

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677 *

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diff changeset

678 * This method should be used only when auto-commit has been

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679 * disabled.

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diff changeset

680 *

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diff changeset

681 * @param savepoint the Savepoint object to roll back to

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682 * @throws SQLException if a database access error occurs, the

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diff changeset

683 * Savepoint object is no longer valid, or this Connection

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684 * object is currently in auto-commit mode

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diff changeset

685 */

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diff changeset

686 @Override

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diff changeset

687 public void rollback(Savepoint savepoint) throws SQLException {

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diff changeset

688 if (!(savepoint instanceof MonetSavepoint)) {

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diff changeset

689 throw new SQLException("This driver can only handle savepoints it created itself", "M0M06");

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diff changeset

690 }

45

c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().

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parents: 25

diff changeset

691

64

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diff changeset

692 MonetSavepoint sp = (MonetSavepoint)savepoint;

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diff changeset

693 // note: can't use sendIndependentCommand here because we need

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diff changeset

694 // to process the auto_commit state the server gives

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diff changeset

695 // create a container for the result

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

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diff changeset

696 this.createResponseList("ROLLBACK TO SAVEPOINT " + sp.getName());

64

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diff changeset

697 }

45

c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().

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diff changeset

698

64

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diff changeset

699 /**

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diff changeset

700 * Sets this connection's auto-commit mode to the given state. If a

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diff changeset

701 * connection is in auto-commit mode, then all its SQL statements

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702 * will be executed and committed as individual transactions.

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diff changeset

703 * Otherwise, its SQL statements are grouped into transactions that

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704 * are terminated by a call to either the method commit or the

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diff changeset

705 * method rollback. By default, new connections are in auto-commit

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

706 * mode.

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

707 *

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

708 * The commit occurs when the statement completes or the next

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

709 * execute occurs, whichever comes first. In the case of statements

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

710 * returning a ResultSet object, the statement completes when the

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

711 * last row of the ResultSet object has been retrieved or the

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

712 * ResultSet object has been closed. In advanced cases, a single

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

713 * statement may return multiple results as well as output parameter

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

714 * values. In these cases, the commit occurs when all results and

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

715 * output parameter values have been retrieved.

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

716 *

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

717 * NOTE: If this method is called during a transaction, the

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

718 * transaction is committed.

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

719 *

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

720 * @param autoCommit true to enable auto-commit mode; false to disable it

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

721 * @throws SQLException if a database access error occurs

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

722 * @see #getAutoCommit()

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

723 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

724 @Override

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

725 public void setAutoCommit(boolean autoCommit) throws SQLException {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

726 if (this.autoCommit != autoCommit) {

71

4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 68

diff changeset

727 this.sendControlCommand(ControlCommands.AUTO_COMMIT, (autoCommit ? 1 : 0));

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

728 this.autoCommit = autoCommit;

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

729 }

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

730 }

45

c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().

Martin van Dinther <martin.van.dinther@monetdbsolutions.com>

parents: 25

diff changeset

731

64

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

732 /**

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

733 * Sets the given catalog name in order to select a subspace of this

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

734 * Connection object's database in which to work. If the driver

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

735 * does not support catalogs, it will silently ignore this request.

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

736 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

737 @Override

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

738 public void setCatalog(String catalog) throws SQLException {

88

1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 87

diff changeset

739 throw new SQLFeatureNotSupportedException("setCatalog(String catalog) not supported", "0A000");

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

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

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

742 /**

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

743 * Changes the default holdability of ResultSet objects created using this

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

744 * Connection object to the given holdability. The default holdability of

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

745 * ResultSet objects can be be determined by invoking DatabaseMetaData.getResultSetHoldability().

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

746 *

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

747 * @param holdability - a ResultSet holdability constant; one of

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

748 * ResultSet.HOLD_CURSORS_OVER_COMMIT or

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

749 * ResultSet.CLOSE_CURSORS_AT_COMMIT

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

750 * @see #getHoldability()

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

751 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

752 @Override

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

753 public void setHoldability(int holdability) throws SQLException {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

754 // we only support ResultSet.HOLD_CURSORS_OVER_COMMIT

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

755 if (holdability != ResultSet.HOLD_CURSORS_OVER_COMMIT)

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

756 throw new SQLFeatureNotSupportedException("setHoldability(CLOSE_CURSORS_AT_COMMIT) not supported", "0A000");

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

757 }

45

c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().

Martin van Dinther <martin.van.dinther@monetdbsolutions.com>

parents: 25

diff changeset

758

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

759 /**

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

760 * Puts this connection in read-only mode as a hint to the driver to

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

761 * enable database optimizations. MonetDB doesn't support any mode

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

762 * here, hence an SQLWarning is generated if attempted to set

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

763 * to true here.

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

764 *

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

765 * @param readOnly true enables read-only mode; false disables it

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

766 * @throws SQLException if a database access error occurs or this

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

767 * method is called during a transaction.

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

768 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

769 @Override

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

770 public void setReadOnly(boolean readOnly) throws SQLException {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

771 if (readOnly) {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

772 addWarning("cannot setReadOnly(true): read-only Connection mode not supported", "01M08");

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

773 }

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

774 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

775

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

776 /**

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

777 * Creates an unnamed savepoint in the current transaction and

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

778 * returns the new Savepoint object that represents it.

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

779 *

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

780 * @return the new Savepoint object

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

781 * @throws SQLException if a database access error occurs or this Connection

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

782 * object is currently in auto-commit mode

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

783 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

784 @Override

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

785 public Savepoint setSavepoint() throws SQLException {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

786 // create a new Savepoint object

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

787 MonetSavepoint sp = new MonetSavepoint();

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

788 // note: can't use sendIndependentCommand here because we need

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

789 // to process the auto_commit state the server gives

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

790 // create a container for the result

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

791 this.createResponseList("SAVEPOINT " + sp.getName());

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

792 return sp;

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

793 }

45

c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().

Martin van Dinther <martin.van.dinther@monetdbsolutions.com>

parents: 25

diff changeset

794

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

795 /**

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

796 * Creates a savepoint with the given name in the current

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

797 * transaction and returns the new Savepoint object that represents

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

798 * it.

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

799 *

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

800 * @param name a String containing the name of the savepoint

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

801 * @return the new Savepoint object

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

802 * @throws SQLException if a database access error occurs or this Connection

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

803 * object is currently in auto-commit mode

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

804 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

805 @Override

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

806 public Savepoint setSavepoint(String name) throws SQLException {

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

807 // create a new Savepoint object

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

808 MonetSavepoint sp;

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

809 try {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

810 sp = new MonetSavepoint(name);

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

811 } catch (IllegalArgumentException e) {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

812 throw new SQLException(e.getMessage(), "M0M03");

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

813 }

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

814 // note: can't use sendIndependentCommand here because we need

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

815 // to process the auto_commit state the server gives

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

816 // create a container for the result

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

817 this.createResponseList("SAVEPOINT " + sp.getName());

64

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

818 return sp;

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

819 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

820

64

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parents: 63

diff changeset

821 /**

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

822 * Attempts to change the transaction isolation level for this

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

823 * Connection object to the one given. The constants defined in the

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

824 * interface Connection are the possible transaction isolation

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

825 * levels.

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

826 *

88

1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 87

diff changeset

827 * @param level one of the following Connection constants: Connection.TRANSACTION_READ_UNCOMMITTED,

1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 87

diff changeset

828 * Connection.TRANSACTION_READ_COMMITTED, Connection.TRANSACTION_REPEATABLE_READ, or

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

829 * Connection.TRANSACTION_SERIALIZABLE.

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

830 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

831 @Override

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

832 public void setTransactionIsolation(int level) {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

833 if (level != TRANSACTION_SERIALIZABLE) {

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

834 addWarning("MonetDB only supports fully serializable " +

88

1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 87

diff changeset

835 "transactions, continuing with transaction level raised to TRANSACTION_SERIALIZABLE", "01M09");

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

836 }

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

837 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

838

64

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

839 /**

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

840 * Installs the given TypeMap object as the type map for this

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

841 * Connection object. The type map will be used for the custom

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

842 * mapping of SQL structured types and distinct types.

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

843 *

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

844 * @param map the java.util.Map object to install as the replacement for

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

845 * this Connection object's default type map

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

846 */

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

847 @Override

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

848 public void setTypeMap(Map<String, Class<?>> map) {

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

849 typeMap = map;

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

850 }

45

c2bf983dc79b Implemented Connection methods: getClientInfo(name) and getClientInfo().

Martin van Dinther <martin.van.dinther@monetdbsolutions.com>

parents: 25

diff changeset

851

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

852 /**

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

853 * Returns a string identifying this Connection to the MonetDB server.

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

854 *

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

855 * @return a String representing this Object

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

856 */

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

857 @Override

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

858 public String toString() {

93

eeb71f7d36bf Fixed a bug on the JDBC MAPI connection from the old code! Fixed the connection properties for an JDBC Embedded connection. To start a JDBC Embedded connection, the user must start the embedded database beforehand with the method MonetDBEmbeddedDatabase.StartDatabase().

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 91

diff changeset

859 return "MonetDB Connection (" + this.getJDBCURL() + ") " + (closed ? "disconnected" : "connected");

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

860 }

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

861

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

862 //== Java 1.6 methods (JDBC 4.0)

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

863

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

864 /**

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

865 * Factory method for creating Array objects.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

866 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

867 * Note: When createArrayOf is used to create an array object that

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

868 * maps to a primitive data type, then it is implementation-defined

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

869 * whether the Array object is an array of that primitive data type

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

870 * or an array of Object.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

871 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

872 * Note: The JDBC driver is responsible for mapping the elements

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

873 * Object array to the default JDBC SQL type defined in

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

874 * java.sql.Types for the given class of Object. The default mapping

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

875 * is specified in Appendix B of the JDBC specification. If the

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

876 * resulting JDBC type is not the appropriate type for the given

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

877 * typeName then it is implementation defined whether an

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

878 * SQLException is thrown or the driver supports the resulting conversion.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

879 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

880 * @param typeName the SQL name of the type the elements of the

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

881 * array map to. The typeName is a database-specific name

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

882 * which may be the name of a built-in type, a user-defined

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

883 * type or a standard SQL type supported by this database.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

884 * This is the value returned by Array.getBaseTypeName

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

885 * @return an Array object whose elements map to the specified SQL type

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

886 * @throws SQLException if a database error occurs, the JDBC type

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

887 * is not appropriate for the typeName and the conversion is

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

888 * not supported, the typeName is null or this method is

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

889 * called on a closed connection

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

890 * @throws SQLFeatureNotSupportedException the JDBC driver does

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

891 * not support this data type

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

892 * @since 1.6

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

893 */

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

894 @Override

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

895 public java.sql.Array createArrayOf(String typeName, Object[] elements) throws SQLException {

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

896 throw new SQLFeatureNotSupportedException("createArrayOf() not supported", "0A000");

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

897 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

898

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

899 /**

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

900 * Constructs an object that implements the Clob interface. The

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

901 * object returned initially contains no data. The setAsciiStream,

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

902 * setCharacterStream and setString methods of the Clob interface

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

903 * may be used to add data to the Clob.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

904 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

905 * @return a MonetClob instance

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

906 * @throws SQLFeatureNotSupportedException the JDBC driver does

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

907 * not support MonetClob objects that can be filled in

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

908 * @since 1.6

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

909 */

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

910 @Override

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

911 public java.sql.Clob createClob() throws SQLException {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

912 return new MonetClob("");

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

913 }

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

914

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

915 /**

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

916 * Constructs an object that implements the Blob interface. The

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

917 * object returned initially contains no data. The setBinaryStream

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

918 * and setBytes methods of the Blob interface may be used to add

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

919 * data to the Blob.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

920 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

921 * @return a MonetBlob instance

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

922 * @throws SQLFeatureNotSupportedException the JDBC driver does

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

923 * not support MonetBlob objects that can be filled in

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

924 * @since 1.6

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

925 */

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

926 @Override

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

927 public java.sql.Blob createBlob() throws SQLException {

88

1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 87

diff changeset

928 return new MonetBlob(new byte[1]);

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

929 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

930

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

931 /**

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

932 * Constructs an object that implements the NClob interface. The

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

933 * object returned initially contains no data. The setAsciiStream,

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

934 * setCharacterStream and setString methods of the NClob interface

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

935 * may be used to add data to the NClob.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

936 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

937 * @return an NClob instance

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

938 * @throws SQLFeatureNotSupportedException the JDBC driver does

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

939 * not support MonetNClob objects that can be filled in

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

940 * @since 1.6

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

941 */

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

942 @Override

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

943 public java.sql.NClob createNClob() throws SQLException {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

944 throw new SQLFeatureNotSupportedException("createNClob() not supported", "0A000");

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

945 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

946

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

947 /**

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

948 * Factory method for creating Struct objects.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

949 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

950 * @param typeName the SQL type name of the SQL structured type that

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

951 * this Struct object maps to. The typeName is the name of a

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

952 * user-defined type that has been defined for this database.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

953 * It is the value returned by Struct.getSQLTypeName.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

954 * @param attributes the attributes that populate the returned object

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

955 * @return a Struct object that maps to the given SQL type and is

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

956 * populated with the given attributes

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

957 * @throws SQLException if a database error occurs, the typeName

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

958 * is null or this method is called on a closed connection

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

959 * @throws SQLFeatureNotSupportedException the JDBC driver does

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

960 * not support this data type

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

961 * @since 1.6

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

962 */

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

963 @Override

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

964 public java.sql.Struct createStruct(String typeName, Object[] attributes) throws SQLException {

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

965 throw new SQLFeatureNotSupportedException("createStruct() not supported", "0A000");

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

966 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

967

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

968 /**

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

969 * Constructs an object that implements the SQLXML interface. The

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

970 * object returned initially contains no data. The

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

971 * createXmlStreamWriter object and setString method of the SQLXML

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

972 * interface may be used to add data to the SQLXML object.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

973 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

974 * @return An object that implements the SQLXML interface

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

975 * @throws SQLFeatureNotSupportedException the JDBC driver does

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

976 * not support this data type

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

977 * @since 1.6

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

978 */

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

979 @Override

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

980 public java.sql.SQLXML createSQLXML() throws SQLException {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

981 throw new SQLFeatureNotSupportedException("createSQLXML() not supported", "0A000");

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

982 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

983

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

984 /**

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

985 * Returns true if the connection has not been closed and is still

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

986 * valid. The driver shall submit a query on the connection or use

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

987 * some other mechanism that positively verifies the connection is

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

988 * still valid when this method is called.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

989 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

990 * The query submitted by the driver to validate the connection

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

991 * shall be executed in the context of the current transaction.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

992 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

993 * @param timeout The time in seconds to wait for the database

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

994 * operation used to validate the connection to complete. If

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

995 * the timeout period expires before the operation completes,

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

996 * this method returns false. A value of 0 indicates a

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

997 * timeout is not applied to the database operation.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

998 * @return true if the connection is valid, false otherwise

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

999 * @throws SQLException if the value supplied for timeout is less than 0

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1000 * @since 1.6

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1001 */

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1002 @Override

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1003 public boolean isValid(int timeout) throws SQLException {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1004 if (timeout < 0)

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1005 throw new SQLException("timeout is less than 0", "M1M05");

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1006 if (closed)

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1007 return false;

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1008

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1009 // ping db using query: select 1;

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1010 Statement stmt = null;

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1011 ResultSet rs = null;

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1012 try {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1013 stmt = createStatement();

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1014 stmt.setQueryTimeout(timeout);

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1015 rs = stmt.executeQuery("SELECT 1");

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1016 rs.close();

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1017 rs = null;

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1018 stmt.close();

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1019 return true;

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1020 } catch (Exception e) {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1021 if (rs != null) {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1022 try {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1023 rs.close();

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1024 } catch (Exception e2) {}

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1025 }

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1026 if (stmt != null) {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1027 try {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1028 stmt.close();

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1029 } catch (Exception e2) {}

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1030 }

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1031 }

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1032 return false;

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1033 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1034

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1035 /**

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1036 * Returns the value of the client info property specified by name.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1037 * This method may return null if the specified client info property

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1038 * has not been set and does not have a default value.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1039 * This method will also return null if the specified client info

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1040 * property name is not supported by the driver.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1041 * Applications may use the DatabaseMetaData.getClientInfoProperties method

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1042 * to determine the client info properties supported by the driver.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1043 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1044 * @param name - The name of the client info property to retrieve

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1045 * @return The value of the client info property specified or null

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1046 * @throws SQLException - if the database server returns an error

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1047 * when fetching the client info value from the database

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1048 * or this method is called on a closed connection

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1049 * @since 1.6

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1050 */

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1051 @Override

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1052 public String getClientInfo(String name) throws SQLException {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1053 if (name == null || name.isEmpty())

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1054 return null;

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1055 return conn_props.getProperty(name);

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1056 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1057

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1058 /**

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1059 * Returns a list containing the name and current value of each client info

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1060 * property supported by the driver. The value of a client info property may

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1061 * be null if the property has not been set and does not have a default value.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1062 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1063 * @return A Properties object that contains the name and current value

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1064 * of each of the client info properties supported by the driver.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1065 * @throws SQLException - if the database server returns an error

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1066 * when fetching the client info value from the database

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1067 * or this method is called on a closed connection

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1068 * @since 1.6

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1069 */

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1070 @Override

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1071 public Properties getClientInfo() throws SQLException {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1072 // return a clone of the connection properties object

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1073 return new Properties(conn_props);

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1074 }

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

1075

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1076 /**

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1077 * Sets the value of the client info property specified by name to the value specified by value.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1078 * Applications may use the DatabaseMetaData.getClientInfoProperties method to determine

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1079 * the client info properties supported by the driver and the maximum length that may be specified

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1080 * for each property.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1081 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1082 * The driver stores the value specified in a suitable location in the database. For example

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1083 * in a special register, session parameter, or system table column. For efficiency the driver

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1084 * may defer setting the value in the database until the next time a statement is executed

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1085 * or prepared. Other than storing the client information in the appropriate place in the

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1086 * database, these methods shall not alter the behavior of the connection in anyway.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1087 * The values supplied to these methods are used for accounting, diagnostics and debugging purposes only.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1088 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1089 * The driver shall generate a warning if the client info name specified is not recognized by the driver.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1090 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1091 * If the value specified to this method is greater than the maximum length for the property

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1092 * the driver may either truncate the value and generate a warning or generate a SQLClientInfoException.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1093 * If the driver generates a SQLClientInfoException, the value specified was not set on the connection.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1094 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1095 * The following are standard client info properties. Drivers are not required to support these

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1096 * properties however if the driver supports a client info property that can be described by one

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1097 * of the standard properties, the standard property name should be used.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1098 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1099 * ApplicationName - The name of the application currently utilizing the connection

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1100 * ClientUser - The name of the user that the application using the connection is performing work for.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1101 * This may not be the same as the user name that was used in establishing the connection.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1102 * ClientHostname - The hostname of the computer the application using the connection is running on.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1103 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1104 * @param name - The name of the client info property to set

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1105 * @param value - The value to set the client info property to. If the

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1106 * value is null, the current value of the specified property is cleared.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1107 * @throws SQLClientInfoException - if the database server returns an error

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1108 * while setting the clientInfo values on the database server

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1109 * or this method is called on a closed connection

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1110 * @since 1.6

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1111 */

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1112 @Override

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1113 public void setClientInfo(String name, String value) throws java.sql.SQLClientInfoException {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1114 if (name == null || name.isEmpty()) {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1115 addWarning("setClientInfo: missing property name", "01M07");

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1116 return;

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1117 }

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1118 // If the value is null, the current value of the specified property is cleared.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1119 if (value == null) {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1120 if (conn_props.containsKey(name))

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1121 conn_props.remove(name);

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1122 return;

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1123 }

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1124 // only set value for supported property names

87

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 85

diff changeset

1125 if (name.equals("host") || name.equals("port") || name.equals("user") || name.equals("password") ||

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 85

diff changeset

1126 name.equals("database") || name.equals("language") || name.equals("so_timeout") ||

93

eeb71f7d36bf Fixed a bug on the JDBC MAPI connection from the old code! Fixed the connection properties for an JDBC Embedded connection. To start a JDBC Embedded connection, the user must start the embedded database beforehand with the method MonetDBEmbeddedDatabase.StartDatabase().

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 91

diff changeset

1127 name.equals("hash") || name.equals("treat_blob_as_binary") || name.equals("follow_redirects") ||

100

64530632dc2a Added the directory property for the embedded connection again.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 99

diff changeset

1128 name.equals("treat_clob_as_longvarchar") || name.equals("embedded") || name.equals("directory")) {

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1129 conn_props.setProperty(name, value);

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1130 } else {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1131 addWarning("setClientInfo: " + name + "is not a recognised property", "01M07");

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1132 }

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1133 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1134

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1135 /**

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1136 * Sets the value of the connection's client info properties.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1137 * The Properties object contains the names and values of the client info

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1138 * properties to be set. The set of client info properties contained in the

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1139 * properties list replaces the current set of client info properties on the connection.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1140 * If a property that is currently set on the connection is not present in the

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1141 * properties list, that property is cleared. Specifying an empty properties list

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1142 * will clear all of the properties on the connection.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1143 * See setClientInfo (String, String) for more information.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1144 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1145 * If an error occurs in setting any of the client info properties, a

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1146 * SQLClientInfoException is thrown. The SQLClientInfoException contains information

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1147 * indicating which client info properties were not set. The state of the client

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1148 * information is unknown because some databases do not allow multiple client info

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1149 * properties to be set atomically. For those databases, one or more properties may

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1150 * have been set before the error occurred.

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1151 *

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1152 * @param props - The list of client info properties to set

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1153 * @throws SQLClientInfoException - if the database server returns an error

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1154 * while setting the clientInfo values on the database server

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1155 * or this method is called on a closed connection

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1156 * @since 1.6

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1157 */

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1158 @Override

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1159 public void setClientInfo(Properties props) throws java.sql.SQLClientInfoException {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1160 if (props != null) {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1161 for (Map.Entry<Object, Object> entry : props.entrySet()) {

88

1bba35253aaf Finished the mappings in the JDBC embedded connection. Now what is left to do is testing (the JDBC embedded connection needs extensive testing), compile for other OS than Linux, merge with the Dec16 branch (headless) and some possible optimizations.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 87

diff changeset

1162 setClientInfo(entry.getKey().toString(), entry.getValue().toString());

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1163 }

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1164 }

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1165 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1166

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1167 //== Java 1.7 methods (JDBC 4.1)

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1168

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1169 /**

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1170 * Sets the given schema name to access.

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1171 *

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1172 * @param schema the name of a schema in which to work

81

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1173 * @throws SQLException if a database access error occurs or this method is called on a closed connection

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1174 * @since 1.7

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1175 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1176 @Override

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1177 public void setSchema(String schema) throws SQLException {

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1178 if (closed)

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1179 throw new SQLException("Cannot call on closed Connection", "M1M20");

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1180 if (schema == null)

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1181 throw new SQLException("Missing schema name", "M1M05");

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1182

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1183 Statement st = createStatement();

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1184 try {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1185 st.execute("SET SCHEMA \"" + schema + "\"");

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1186 } finally {

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1187 st.close();

64

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1188 }

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1189 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1190

64

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1191 /**

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1192 * Retrieves this Connection object's current schema name.

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1193 *

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1194 * @return the current schema name or null if there is none

81

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1195 * @throws SQLException if a database access error occurs or this method is called on a closed connection

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1196 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1197 @Override

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1198 public String getSchema() throws SQLException {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1199 if (closed) {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1200 throw new SQLException("Cannot call on closed Connection", "M1M20");

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1201 }

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1202 String cur_schema;

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1203 Statement st = createStatement();

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1204 ResultSet rs = null;

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1205 try {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1206 rs = st.executeQuery("SELECT CURRENT_SCHEMA");

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1207 if (!rs.next())

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1208 throw new SQLException("Row expected", "02000");

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1209 cur_schema = rs.getString(1);

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1210 } finally {

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1211 if (rs != null)

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1212 rs.close();

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1213 st.close();

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1214 }

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1215 return cur_schema;

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1216 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1217

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1218 /**

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1219 * Terminates an open connection. Calling abort results in:

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1220 * * The connection marked as closed

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1221 * * Closes any physical connection to the database

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1222 * * Releases resources used by the connection

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1223 * * Insures that any thread that is currently accessing the

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1224 * connection will either progress to completion or throw an

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1225 * SQLException.

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1226 * Calling abort marks the connection closed and releases any

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1227 * resources. Calling abort on a closed connection is a no-op.

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1228 *

81

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1229 * @param executor The Executor implementation which will be used by abort

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1230 * @throws SQLException if a database access error occurs or the executor is null

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1231 * @throws SecurityException if a security manager exists and its checkPermission method denies calling abort

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1232 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1233 @Override

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1234 public void abort(Executor executor) throws SQLException {

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1235 if (closed)

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1236 return;

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1237 if (executor == null)

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1238 throw new SQLException("executor is null", "M1M05");

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1239 // this is really the simplest thing to do, it destroys

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1240 // everything (in particular the server connection)

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1241 close();

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1242 }

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

1243

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1244 /**

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1245 * Sets the maximum period a Connection or objects created from the

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1246 * Connection will wait for the database to reply to any one

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1247 * request. If any request remains unanswered, the waiting method

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1248 * will return with a SQLException, and the Connection or objects

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1249 * created from the Connection will be marked as closed. Any

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1250 * subsequent use of the objects, with the exception of the close,

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1251 * isClosed or Connection.isValid methods, will result in a

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1252 * SQLException.

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1253 *

81

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1254 * @param executor The Executor implementation which will be used by setNetworkTimeout

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1255 * @param millis The time in milliseconds to wait for the database operation to complete

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1256 * @throws SQLException if a database access error occurs, this method is called on a closed connection, the

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1257 * executor is null, or the value specified for seconds is less than 0.

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1258 */

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1259 @Override

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1260 public void setNetworkTimeout(Executor executor, int millis) throws SQLException {

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1261 if (closed) {

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1262 throw new SQLException("Cannot call on closed Connection", "M1M20");

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1263 }

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1264 if (executor == null)

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1265 throw new SQLException("executor is null", "M1M05");

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1266 if (millis < 0)

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1267 throw new SQLException("milliseconds is less than zero", "M1M05");

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1268 this.setSoTimeout(millis);

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1269 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1270

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1271 /**

81

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1272 * Retrieves the number of milliseconds the driver will wait for a database request to complete. If the limit is

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1273 * exceeded, a SQLException is thrown.

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1274 *

81

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1275 * @return the current timeout limit in milliseconds; zero means there is no limit

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1276 * @throws SQLException if a database access error occurs or this method is called on a closed Connection

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1277 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1278 @Override

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1279 public int getNetworkTimeout() throws SQLException {

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1280 if (closed) {

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1281 throw new SQLException("Cannot call on closed Connection", "M1M20");

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1282 }

65

e605cdd6373f More cleaning. Created the responses layer. The JDBC embedded connection will be compatible with the standard embedded API.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 64 47

diff changeset

1283 return this.getSoTimeout();

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1284 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1285

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1286 //== end methods of interface Connection

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1287

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1288 /**

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1289 * Returns whether the BLOB type should be mapped to BINARY type.

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1290 */

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Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1291 public boolean getBlobAsBinary() {

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1292 return blobIsBinary;

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1293 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1294

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1295 /**

87

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 85

diff changeset

1296 * Returns whether the CLOB type should be mapped to LONGVARCHAR type.

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 85

diff changeset

1297 */

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 85

diff changeset

1298 public boolean getClobAsLongChar() {

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 85

diff changeset

1299 return clobIsLongChar;

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 85

diff changeset

1300 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1301

87

2b5e32efb1a4 Made all the mappings for the MAPI connection, now it needs to be added on the Embedded connection. Changed the compilation target to 1.8 because of the timezones. Implemented some JDBC methods as well.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 85

diff changeset

1302 /**

81

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1303 * Sends the given string to MonetDB as regular statement, making sure there is a prompt after the command is sent.

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1304 * All possible returned information is discarded. Encountered errors are reported.

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1305 *

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1306 * @param command the exact string to send to MonetDB

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1307 * @throws SQLException if an IO exception or a database error occurs

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1308 */

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1309 public void sendIndependentCommand(String command) throws SQLException {

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1310 try {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1311 protocol.writeNextQuery(language.getQueryTemplateIndex(0), command, language.getQueryTemplateIndex(1));

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1312 protocol.waitUntilPrompt();

98

c0ce1ea5075f Some documentation added.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 96

diff changeset

1313 int csrh = protocol.getCurrentServerResponse();

96

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1314 if (csrh == ServerResponses.ERROR) {

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1315 String error = protocol.getRemainingStringLine(0);

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1316 throw new SQLException(error.substring(6), error.substring(0, 5));

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1317 }

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1318 } catch (SocketTimeoutException e) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1319 close(); // JDBC 4.1 semantics: abort()

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1320 throw new SQLException("connection timed out", "08M33");

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1321 } catch (IOException e) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1322 throw new SQLException(e.getMessage(), "08000");

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1323 }

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1324 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1325

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1326 /**

81

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1327 * Adds a warning to the pile of warnings this Connection object has. If there were no warnings (or clearWarnings

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1328 * was called) this warning will be the first, otherwise this warning will get appended to the current warning.

64

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1329 *

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1330 * @param reason the warning message

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1331 */

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1332 public void addWarning(String reason, String sqlstate) {

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1333 if (warnings == null) {

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1334 warnings = new SQLWarning(reason, sqlstate);

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1335 } else {

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1336 warnings.setNextWarning(new SQLWarning(reason, sqlstate));

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1337 }

bb0d66ad7dc6 More done

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 63

diff changeset

1338 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1339

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1340 /**

73

953422c41194 The data retrieval in ResultSets is now Column wise. Ready to start the embedded integrate, but it has to perform extra tests for the more rare types.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 72

diff changeset

1341 * A list of Response objects. Responses are added to this list. Methods of this class are not synchronized. This is

953422c41194 The data retrieval in ResultSets is now Column wise. Ready to start the embedded integrate, but it has to perform extra tests for the more rare types.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 72

diff changeset

1342 * left as responsibility to the caller to prevent concurrent access.

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1343 */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1344 public class ResponseList {

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1345

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1346 /** The cache size (number of rows in a DataBlockResponse object) */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1347 private final int cachesize;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1348 /** The maximum number of results for this query */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1349 private final int maxrows;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1350 /** The ResultSet type to produce */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1351 private final int rstype;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1352 /** The ResultSet concurrency to produce */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1353 private final int rsconcur;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1354 /** The sequence number of this ResponseList */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1355 private final int seqnr;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1356 /** A list of the Responses associated with the query, in the right order */

67

87ba760038b6 More cleanup. About to start the tuple conversions.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 66

diff changeset

1357 private final List<IResponse> responses = new ArrayList<>();

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1358 /** A map of ResultSetResponses, used for additional DataBlockResponse mapping */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1359 private Map<Integer, ResultSetResponse> rsresponses;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1360 /** The current header returned by getNextResponse() */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1361 private int curResponse = -1;

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1362

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1363 /**

73

953422c41194 The data retrieval in ResultSets is now Column wise. Ready to start the embedded integrate, but it has to perform extra tests for the more rare types.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 72

diff changeset

1364 * Main constructor. The query argument can either be a String or List. An SQLException is thrown if another

953422c41194 The data retrieval in ResultSets is now Column wise. Ready to start the embedded integrate, but it has to perform extra tests for the more rare types.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 72

diff changeset

1365 * object instance is supplied.

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1366 *

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1367 * @param cachesize overall cachesize to use

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1368 * @param maxrows maximum number of rows to allow in the set

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1369 * @param rstype the type of result sets to produce

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1370 * @param rsconcur the concurrency of result sets to produce

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1371 */

81

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1372 public ResponseList(int cachesize, int maxrows, int rstype, int rsconcur) throws SQLException {

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1373 this.cachesize = cachesize;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1374 this.maxrows = maxrows;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1375 this.rstype = rstype;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1376 this.rsconcur = rsconcur;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1377 this.seqnr = SeqCounter++;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1378 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1379

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1380 public int getCachesize() {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1381 return cachesize;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1382 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1383

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1384 public int getRstype() {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1385 return rstype;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1386 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1387

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1388 public int getRsconcur() {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1389 return rsconcur;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1390 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1391

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1392 public int getMaxrows() {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1393 return maxrows;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1394 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1395

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1396 /**

67

87ba760038b6 More cleanup. About to start the tuple conversions.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 66

diff changeset

1397 * Retrieves the next available response, or null if there are no more responses.

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1398 *

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1399 * @return the next Response available or null

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1400 */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1401 IResponse getNextResponse() throws SQLException {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1402 if (rstype == ResultSet.TYPE_FORWARD_ONLY) {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1403 // free resources if we're running forward only

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1404 if (curResponse >= 0 && curResponse < responses.size()) {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1405 IResponse tmp = responses.get(curResponse);

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1406 if (tmp != null) {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1407 tmp.close();

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1408 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1409 responses.set(curResponse, null);

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1410 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1411 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1412 curResponse++;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1413 if (curResponse >= responses.size()) {

73

953422c41194 The data retrieval in ResultSets is now Column wise. Ready to start the embedded integrate, but it has to perform extra tests for the more rare types.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 72

diff changeset

1414 // ResponseList is obviously completed so, there are no more responses

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1415 return null;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1416 } else {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1417 // return this response

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1418 return responses.get(curResponse);

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1419 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1420 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1421

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1422 /**

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1423 * Closes the Response at index i, if not null.

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1424 *

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1425 * @param i the index position of the header to close

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1426 */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1427 void closeResponse(int i) {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1428 if (i < 0 || i >= responses.size()) return;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1429 IResponse tmp = responses.set(i, null);

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1430 if (tmp != null)

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1431 tmp.close();

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1432 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1433

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1434 /**

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1435 * Closes the current response.

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1436 */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1437 void closeCurrentResponse() {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1438 closeResponse(curResponse);

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1439 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1440

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1441 /**

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1442 * Closes the current and previous responses.

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1443 */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1444 void closeCurOldResponses() {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1445 for (int i = curResponse; i >= 0; i--) {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1446 closeResponse(i);

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1447 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1448 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1449

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1450 /**

67

87ba760038b6 More cleanup. About to start the tuple conversions.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 66

diff changeset

1451 * Closes this ResponseList by closing all the Responses in this ResponseList.

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1452 */

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1453 public void close() {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1454 for (int i = 0; i < responses.size(); i++) {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1455 closeResponse(i);

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1456 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1457 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1458

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1459 /**

67

87ba760038b6 More cleanup. About to start the tuple conversions.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 66

diff changeset

1460 * Returns whether this ResponseList has still unclosed Responses.

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1461 */

67

87ba760038b6 More cleanup. About to start the tuple conversions.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 66

diff changeset

1462 boolean hasUnclosedResponses() {

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1463 for (IResponse r : responses) {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1464 if (r != null)

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1465 return true;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1466 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1467 return false;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1468 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1469

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1470 /**

67

87ba760038b6 More cleanup. About to start the tuple conversions.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 66

diff changeset

1471 * Executes the query contained in this ResponseList, and stores the Responses resulting from this query in this

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1472 * ResponseList.

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1473 *

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1474 * @throws SQLException if a database error occurs

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1475 */

67

87ba760038b6 More cleanup. About to start the tuple conversions.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 66

diff changeset

1476 void processQuery(String query) throws SQLException {

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1477 this.executeQuery(language.getQueryTemplates(), query);

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1478 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1479

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1480 /**

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1481 * Internal executor of queries.

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1482 *

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1483 * @param templ the template to fill in

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1484 * @param query the query to execute

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1485 * @throws SQLException if a database error occurs

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1486 */

67

87ba760038b6 More cleanup. About to start the tuple conversions.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 66

diff changeset

1487 @SuppressWarnings("fallthrough")

71

4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 68

diff changeset

1488 public void executeQuery(String[] templ, String query) throws SQLException {

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1489 String error = null;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1490

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1491 try {

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1492 // make sure we're ready to send query; read data till we have the prompt it is possible (and most

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1493 // likely) that we already have the prompt and do not have to skip any lines. Ignore errors from

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1494 // previous result sets.

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1495 protocol.waitUntilPrompt();

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1496

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1497 // {{{ set reply size

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1498 /**

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1499 * Change the reply size of the server. If the given value is the same as the current value known

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1500 * to use, then ignore this call. If it is set to 0 we get a prompt after the server sent it's

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1501 * header.

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1502 */

81

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1503 int size = cachesize == 0 ? MonetConnection.this.getDefFetchsize() : cachesize;

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1504 size = maxrows != 0 ? Math.min(maxrows, size) : size;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1505 // don't do work if it's not needed

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1506 if (language == MapiLanguage.LANG_SQL && size != curReplySize &&

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1507 !Arrays.deepEquals(templ, language.getCommandTemplates())) {

83

724a0061db63 Only some rare data types mapping is missing on the JDBC embedded connection. I will now be testing extensively, then adding these mappings to finish the JDBC embedded connection.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 81

diff changeset

1508 sendControlCommand(ControlCommands.REPLY_SIZE, size);

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1509 // store the reply size after a successful change

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1510 curReplySize = size;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1511 }

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1512 // }}} set reply size

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1513

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1514 // If the query is larger than the TCP buffer size, use a special send thread to avoid deadlock with

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1515 // the server due to blocking behaviour when the buffer is full. Because the server will be writing

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1516 // back results to us, it will eventually block as well when its TCP buffer gets full, as we are

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1517 // blocking an not consuming from it. The result is a state where both client and server want to

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1518 // write, but block.

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1519 if (query.length() > getBlockSize()) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1520 // get a reference to the send thread

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1521 if (senderThread == null) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1522 senderThread = new SenderThread(protocol);

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1523 }

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1524 // tell it to do some work!

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1525 senderThread.runQuery(templ, query);

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1526 } else {

81

a3c686217ca1 Made many fixes for the embedded connection

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 80

diff changeset

1527 // this is a simple call, which is a lot cheaper and will always succeed for small queries.

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1528 protocol.writeNextQuery((templ[0] == null) ? "" : templ[0], query,

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1529 (templ[1] == null) ? "" : templ[1]);

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1530 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1531

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1532 // go for new results

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1533 protocol.fetchNextResponseData();

98

c0ce1ea5075f Some documentation added.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 96

diff changeset

1534 int nextResponse = protocol.getCurrentServerResponse();

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1535 IResponse res = null;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1536 while (nextResponse != ServerResponses.PROMPT) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1537 // each response should start with a start of header (or error)

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1538 switch (nextResponse) {

96

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1539 case ServerResponses.SOHEADER:

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1540 // make the response object, and fill it

96

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1541 int nextStartHeader = protocol.getNextStarterHeader();

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1542 try {

96

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1543 switch (nextStartHeader) {

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1544 case StarterHeaders.Q_PARSE:

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1545 throw new ProtocolException("Q_PARSE header not allowed here");

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1546 case StarterHeaders.Q_TABLE:

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1547 case StarterHeaders.Q_PREPARE: {

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1548 res = protocol.getNextResultSetResponse(MonetConnection.this,

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1549 ResponseList.this, this.seqnr);

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1550 ResultSetResponse rsreponse = (ResultSetResponse) res;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1551 // only add this resultset to the hashmap if it can possibly

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1552 // have an additional datablock

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1553 if (rsreponse.getRowcount() < rsreponse.getTuplecount()) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1554 if (rsresponses == null) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1555 rsresponses = new HashMap<>();

71

4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 68

diff changeset

1556 }

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1557 rsresponses.put(rsreponse.getId(), rsreponse);

71

4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 68

diff changeset

1558 }

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1559 }

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1560 break;

96

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1561 case StarterHeaders.Q_UPDATE:

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1562 res = protocol.getNextUpdateResponse();

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1563 break;

96

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1564 case StarterHeaders.Q_SCHEMA:

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1565 res = protocol.getNextSchemaResponse();

71

4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 68

diff changeset

1566 break;

96

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1567 case StarterHeaders.Q_TRANS:

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1568 res = protocol.getNextAutoCommitResponse();

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1569 boolean isAutoCommit = ((AutoCommitResponse) res).isAutocommit();

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1570

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1571 if (MonetConnection.this.getAutoCommit() && isAutoCommit) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1572 MonetConnection.this.addWarning("Server enabled auto commit mode " +

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1573 "while local state already was auto commit.", "01M11");

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1574 }

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1575 MonetConnection.this.autoCommit = isAutoCommit;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1576 break;

96

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1577 case StarterHeaders.Q_BLOCK: {

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1578 DataBlockResponse next = protocol.getNextDatablockResponse(rsresponses);

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1579 if (next == null) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1580 error = "M0M12!No ResultSetResponse for a DataBlock found";

71

4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 68

diff changeset

1581 break;

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1582 }

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1583 res = next;

71

4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 68

diff changeset

1584 }

4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 68

diff changeset

1585 break;

4e2a2a81cc6a Some parsing successful on the old mapi. About to start testing table result sets.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 68

diff changeset

1586 }

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1587 } catch (ProtocolException e) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1588 error = "M0M10!error while parsing start of header:\n" + e.getMessage() + " found: '"

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1589 + protocol.getRemainingStringLine(0).charAt(e.getErrorOffset()) + "'" +

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1590 " in: \"" + protocol.getRemainingStringLine(0) + "\"" + " at pos: "

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1591 + e.getErrorOffset();

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1592 // flush all the rest

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1593 protocol.waitUntilPrompt();

98

c0ce1ea5075f Some documentation added.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 96

diff changeset

1594 nextResponse = protocol.getCurrentServerResponse();

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1595 break;

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1596 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1597

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1598 // immediately handle errors after parsing the header (res may be null)

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1599 if (error != null) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1600 protocol.waitUntilPrompt();

98

c0ce1ea5075f Some documentation added.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 96

diff changeset

1601 nextResponse = protocol.getCurrentServerResponse();

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1602 break;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1603 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1604

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1605 // here we have a res object, which we can start filling

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1606 if (res instanceof IIncompleteResponse) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1607 IIncompleteResponse iter = (IIncompleteResponse) res;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1608 while (iter.wantsMore()) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1609 try {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1610 protocol.fetchNextResponseData();

80

0ae34196c54e Started the embedded connection on the JDBC part. Mostly done by now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 74

diff changeset

1611 iter.addLines(protocol);

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1612 } catch (ProtocolException ex) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1613 // right, some protocol violation, skip the rest of the result

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1614 error = "M0M10!" + ex.getMessage();

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1615 protocol.waitUntilPrompt();

98

c0ce1ea5075f Some documentation added.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 96

diff changeset

1616 nextResponse = protocol.getCurrentServerResponse();

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1617 break;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1618 }

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1619 }

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1620 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1621

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1622 if (error != null) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1623 break;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1624 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1625

80

0ae34196c54e Started the embedded connection on the JDBC part. Mostly done by now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 74

diff changeset

1626 // it is of no use to store DataBlockResponses, you never want to retrieve them directly

0ae34196c54e Started the embedded connection on the JDBC part. Mostly done by now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 74

diff changeset

1627 // anyway

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1628 if (!(res instanceof DataBlockResponse)) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1629 responses.add(res);

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1630 }

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1631 // read the next line (can be prompt, new result, error, etc.) before we start the loop over

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1632 protocol.fetchNextResponseData();

98

c0ce1ea5075f Some documentation added.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 96

diff changeset

1633 nextResponse = protocol.getCurrentServerResponse();

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1634 break;

96

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1635 case ServerResponses.INFO:

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1636 addWarning(protocol.getRemainingStringLine(0), "01000");

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1637 // read the next line (can be prompt, new result, error, etc.) before we start the loop over

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1638 protocol.fetchNextResponseData();

98

c0ce1ea5075f Some documentation added.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 96

diff changeset

1639 nextResponse = protocol.getCurrentServerResponse();

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1640 break;

96

4a93f75c72c9 Java enums are compiled into objects, so changing the server responses parameters into integers gives an extra performance.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 93

diff changeset

1641 case ServerResponses.ERROR:

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1642 // read everything till the prompt (should be error) we don't know if we ignore some

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1643 // garbage here... but the log should reveal that

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1644 error = protocol.getRemainingStringLine(0);

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1645 protocol.waitUntilPrompt();

98

c0ce1ea5075f Some documentation added.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 96

diff changeset

1646 nextResponse = protocol.getCurrentServerResponse();

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1647 break;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1648 default:

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1649 throw new SQLException("Protocol violation, unexpected line!", "M0M10");

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1650 }

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1651 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1652

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1653 // if we used the senderThread, make sure it has finished

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1654 if (senderThread != null) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1655 String tmp = senderThread.getErrors();

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1656 if (tmp != null) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1657 if (error == null) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1658 error = "08000!" + tmp;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1659 } else {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1660 error += "\n08000!" + tmp;

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1661 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1662 }

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1663 }

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1664 if (error != null) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1665 SQLException ret = null;

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1666 String[] errors = error.split("\n");

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1667 for (String error1 : errors) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1668 if (ret == null) {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1669 ret = new SQLException(error1.substring(6), error1.substring(0, 5));

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1670 } else {

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1671 ret.setNextException(new SQLException(error1.substring(6), error1.substring(0, 5)));

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1672 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1673 }

74

17365ed26611 In Java, you cannot get a pointer to a String, in order to make a faster memory copy. So I had to change a StringBuilder to a CharBuffer which allows to retrieve the pointer and make a faster processing.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 73

diff changeset

1674 throw ret;

66

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1675 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1676 } catch (SocketTimeoutException e) {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1677 this.close(); // JDBC 4.1 semantics, abort()

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1678 throw new SQLException("connection timed out", "08M33");

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1679 } catch (IOException e) {

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1680 closed = true;

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1681 throw new SQLException(e.getMessage() + " (mserver still alive?)", "08000");

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1682 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1683 }

7307caacc2d5 Intermediary commit. Cross-implementation interface (for mapi connection with the old protocol, mapi connection with the new protocol and the embedded connection) almost done. The mcl layer processing is more memory efficient now.

Pedro Ferreira <pedro.ferreira@monetdbsolutions.com>

parents: 65

diff changeset

1684 }

0

a5a898f6886c Copy of MonetDB java directory changeset e6e32756ad31.

Sjoerd Mullender <sjoerd@acm.org>

parents:

diff changeset

1685 }

Mercurial > hg > monetdb-java

annotate src/main/java/nl/cwi/monetdb/jdbc/MonetConnection.java @ 102:08bc9009d190 embedded