Source Code Cross Referenced for TruncateTableOperation.java in  » Testing » DbUnit » org » dbunit » operation » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Testing » DbUnit » org.dbunit.operation 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


01:        /*
02:         *
03:         * The DbUnit Database Testing Framework
04:         * Copyright (C)2002-2004, DbUnit.org
05:         *
06:         * This library is free software; you can redistribute it and/or
07:         * modify it under the terms of the GNU Lesser General Public
08:         * License as published by the Free Software Foundation; either
09:         * version 2.1 of the License, or (at your option) any later version.
10:         *
11:         * This library is distributed in the hope that it will be useful,
12:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
13:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14:         * Lesser General Public License for more details.
15:         *
16:         * You should have received a copy of the GNU Lesser General Public
17:         * License along with this library; if not, write to the Free Software
18:         * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19:         *
20:         */
21:
22:        package org.dbunit.operation;
23:
24:        import org.slf4j.Logger;
25:        import org.slf4j.LoggerFactory;
26:
27:        import org.dbunit.DatabaseUnitException;
28:        import org.dbunit.database.DatabaseConfig;
29:        import org.dbunit.database.IDatabaseConnection;
30:        import org.dbunit.dataset.IDataSet;
31:
32:        import java.sql.SQLException;
33:
34:        /**
35:         * Truncate tables present in the specified dataset. If the dataset does not
36:         * contains a particular table, but that table exists in the database,
37:         * the database table is not affected. Table are truncated in
38:         * reverse sequence.
39:         * <p>
40:         * This operation has the same effect of as {@link DeleteAllOperation}.
41:         * TruncateTableOperation is faster, and it is non-logged, meaning it cannot be
42:         * rollback. DeleteAllOperation is more portable because not all database vendor
43:         * support TRUNCATE_TABLE TABLE statement.
44:         *
45:         * @author Manuel Laflamme
46:         * @since Apr 10, 2003
47:         * @version $Revision: 554 $
48:         * @see DeleteAllOperation
49:         */
50:        public class TruncateTableOperation extends DeleteAllOperation {
51:
52:            /**
53:             * Logger for this class
54:             */
55:            private static final Logger logger = LoggerFactory
56:                    .getLogger(TruncateTableOperation.class);
57:
58:            TruncateTableOperation() {
59:            }
60:
61:            ////////////////////////////////////////////////////////////////////////////
62:            // DeleteAllOperation class
63:
64:            protected String getDeleteAllCommand() {
65:                logger.debug("getDeleteAllCommand() - start");
66:
67:                return "truncate table ";
68:            }
69:
70:            ////////////////////////////////////////////////////////////////////////////
71:            // DatabaseOperation class
72:
73:            public void execute(IDatabaseConnection connection, IDataSet dataSet)
74:                    throws DatabaseUnitException, SQLException {
75:                logger.debug("execute(connection=" + connection + ", dataSet="
76:                        + dataSet + ") - start");
77:
78:                // Patch to make it work with MS SQL Server
79:                DatabaseConfig config = connection.getConfig();
80:                boolean oldValue = config
81:                        .getFeature(DatabaseConfig.FEATURE_BATCHED_STATEMENTS);
82:                try {
83:                    config.setFeature(
84:                            DatabaseConfig.FEATURE_BATCHED_STATEMENTS, false);
85:                    super.execute(connection, dataSet);
86:                } finally {
87:                    config
88:                            .setFeature(
89:                                    DatabaseConfig.FEATURE_BATCHED_STATEMENTS,
90:                                    oldValue);
91:                }
92:            }
93:        }
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