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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  
22  package org.dbunit.database.statement;
23  
24  import org.slf4j.Logger;
25  import org.slf4j.LoggerFactory;
26  
27  import org.dbunit.dataset.ITable;
28  import org.dbunit.dataset.datatype.DataType;
29  import org.dbunit.dataset.datatype.TypeCastException;
30  
31  import java.sql.Connection;
32  import java.sql.SQLException;
33  
34  /**
35   * @author Manuel Laflamme
36   * @version $Revision: 672 $
37   * @since Mar 16, 2002
38   */
39  public class SimplePreparedStatement extends AbstractPreparedBatchStatement
40  {
41  
42      /**
43       * Logger for this class
44       */
45      private static final Logger logger = LoggerFactory.getLogger(SimplePreparedStatement.class);
46  
47      private int _index;
48      private int _result;
49  
50      public SimplePreparedStatement(String sql, Connection connection)
51              throws SQLException
52      {
53          super(sql, connection);
54          _index = 0;
55          _result = 0;
56      }
57  
58      ////////////////////////////////////////////////////////////////////////////
59      // IPreparedBatchStatement interface
60  
61      public void addValue(Object value, DataType dataType)
62              throws TypeCastException, SQLException
63      {
64      	logger.debug("addValue(value={}, dataType={}) - start", value, dataType);
65  
66          // Special NULL handling
67          if (value == null || value == ITable.NO_VALUE)
68          {
69              _statement.setNull(++_index, dataType.getSqlType());
70              return;
71          }
72  
73          dataType.setSqlValue(value, ++_index, _statement);
74      }
75  
76      public void addBatch() throws SQLException
77      {
78          logger.debug("addBatch() - start");
79  
80          boolean result = _statement.execute();
81          if (!result)
82          {
83              _result += _statement.getUpdateCount();
84          }
85          _index = 0;
86      }
87  
88      public int executeBatch() throws SQLException
89      {
90          logger.debug("executeBatch() - start");
91  
92          int result = _result;
93          clearBatch();
94          return result;
95      }
96  
97      public void clearBatch() throws SQLException
98      {
99          logger.debug("clearBatch() - start");
100 
101         _index = 0;
102         _result = 0;
103     }
104 
105 }
106 
107 
108 
109 
110 
111