PreparedBatchStatement.java

  1. /*
  2.  *
  3.  * The DbUnit Database Testing Framework
  4.  * Copyright (C)2002-2004, DbUnit.org
  5.  *
  6.  * This library is free software; you can redistribute it and/or
  7.  * modify it under the terms of the GNU Lesser General Public
  8.  * License as published by the Free Software Foundation; either
  9.  * 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. package org.dbunit.database.statement;

  22. import org.slf4j.Logger;
  23. import org.slf4j.LoggerFactory;

  24. import org.dbunit.dataset.ITable;
  25. import org.dbunit.dataset.datatype.DataType;
  26. import org.dbunit.dataset.datatype.TypeCastException;

  27. import java.sql.Connection;
  28. import java.sql.SQLException;

  29. /**
  30.  * @author Manuel Laflamme
  31.  * @version $Revision$
  32.  * @since Mar 16, 2002
  33. */
  34. public class PreparedBatchStatement extends AbstractPreparedBatchStatement
  35. {

  36.     /**
  37.      * Logger for this class
  38.      */
  39.     private static final Logger logger = LoggerFactory.getLogger(PreparedBatchStatement.class);

  40.     private int _index;

  41.     PreparedBatchStatement(String sql, Connection connection)
  42.             throws SQLException
  43.     {
  44.         super(sql, connection);
  45.         _index = 0;
  46.     }

  47.     ////////////////////////////////////////////////////////////////////////////
  48.     // IPreparedBatchStatement interface

  49.     public void addValue(Object value, DataType dataType)
  50.             throws TypeCastException, SQLException
  51.     {
  52.         logger.debug("addValue(value={}, dataType={}) - start", value, dataType);

  53.         // Special NULL handling
  54.         if (value == null || value == ITable.NO_VALUE)
  55.         {
  56.             String sqlTypeName = dataType.getSqlTypeName();
  57.             if (sqlTypeName == null) {
  58.                 _statement.setNull(++_index, dataType.getSqlType());
  59.             } else {
  60.                 _statement.setNull(++_index, dataType.getSqlType(), sqlTypeName);
  61.             }
  62.             return;
  63.         }

  64.         dataType.setSqlValue(value, ++_index, _statement);
  65.     }

  66.     public void addBatch() throws SQLException
  67.     {
  68.         logger.debug("addBatch() - start");

  69.         _statement.addBatch();
  70.         _index = 0;
  71.     }

  72.     public int executeBatch() throws SQLException
  73.     {
  74.         logger.debug("executeBatch() - start");

  75.         int[] results = _statement.executeBatch();
  76.         int result = 0;
  77.         for (int i = 0; i < results.length; i++)
  78.         {
  79.             result += results[i];
  80.         }
  81.         return result;
  82.     }

  83.     public void clearBatch() throws SQLException
  84.     {
  85.         logger.debug("clearBatch() - start");
  86.         _statement.clearBatch();
  87.     }
  88. }