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 org.dbunit.dataset.ITable;
28
29 import java.sql.Types;
30
31 /**
32 * @author Manuel Laflamme
33 * @version $Revision$
34 */
35 public class UnknownDataType extends AbstractDataType
36 {
37
38 /**
39 * Logger for this class
40 */
41 private static final Logger logger =
42 LoggerFactory.getLogger(UnknownDataType.class);
43
44 UnknownDataType()
45 {
46 super("UNKNOWN", Types.OTHER, Object.class, false);
47 }
48
49 ////////////////////////////////////////////////////////////////////////////
50 // DataType class
51
52 public Object typeCast(Object value) throws TypeCastException
53 {
54 logger.debug("typeCast(value={}) - start", value);
55
56 if (value == ITable.NO_VALUE)
57 {
58 return null;
59 }
60
61 return value;
62 }
63
64 public int compare(Object o1, Object o2) throws TypeCastException
65 {
66 logger.debug("compare(o1={}, o2={}) - start", o1, o2);
67
68 // New since dbunit 2.4 for performance optimization (avoid the
69 // "asString")
70 if (areObjectsEqual(o1, o2))
71 {
72 return 0;
73 }
74
75 return super.compare(asString(o1), asString(o2));
76 }
77 }