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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.dataset.datatype;
23  
24  import org.slf4j.Logger;
25  import org.slf4j.LoggerFactory;
26  
27  import java.sql.PreparedStatement;
28  import java.sql.ResultSet;
29  import java.sql.SQLException;
30  import java.sql.Types;
31  import java.sql.Blob;
32  
33  /**
34   * @author Manuel Laflamme
35   * @version $Revision$
36   * @since Jan 12, 2004
37   */
38  public class BlobDataType extends BytesDataType
39  {
40      /**
41       * Logger for this class
42       */
43      private static final Logger logger = LoggerFactory.getLogger(BlobDataType.class);
44  
45      public BlobDataType()
46      {
47          super("BLOB", Types.BLOB);
48      }
49  
50      public BlobDataType(String name, int sqlType)
51      {
52          super(name, sqlType);
53      }
54  
55      public Object getSqlValue(int column, ResultSet resultSet) throws SQLException, TypeCastException
56      {
57      	if(logger.isDebugEnabled())
58      		logger.debug("getSqlValue(column={}, resultSet={}) - start", String.valueOf(column), resultSet);
59  
60          Blob value = resultSet.getBlob(column);
61          if (value == null || resultSet.wasNull())
62          {
63              return null;
64          }
65          return typeCast(value);
66      }
67  
68      public void setSqlValue(Object value, int column, PreparedStatement statement) throws SQLException, TypeCastException
69      {
70      	if (logger.isDebugEnabled())
71      	{
72      		logger.debug("setSqlValue(value={}, column={}, statement={}) - start",
73      				new Object[]{ value, String.valueOf(column), statement});
74      	}
75  
76      	statement.setObject(column, typeCast(value), super.getSqlType());
77      }
78  }