UnknownDataType.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.dataset.datatype;

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

  24. import org.dbunit.dataset.ITable;

  25. import java.sql.Types;

  26. /**
  27.  * @author Manuel Laflamme
  28.  * @version $Revision$
  29.  */
  30. public class UnknownDataType extends AbstractDataType
  31. {

  32.     /**
  33.      * Logger for this class
  34.      */
  35.     private static final Logger logger =
  36.             LoggerFactory.getLogger(UnknownDataType.class);

  37.     UnknownDataType()
  38.     {
  39.         super("UNKNOWN", Types.OTHER, Object.class, false);
  40.     }

  41.     ////////////////////////////////////////////////////////////////////////////
  42.     // DataType class

  43.     public Object typeCast(Object value) throws TypeCastException
  44.     {
  45.         logger.debug("typeCast(value={}) - start", value);

  46.         if (value == ITable.NO_VALUE)
  47.         {
  48.             return null;
  49.         }

  50.         return value;
  51.     }

  52.     public int compare(Object o1, Object o2) throws TypeCastException
  53.     {
  54.         logger.debug("compare(o1={}, o2={}) - start", o1, o2);

  55.         // New since dbunit 2.4 for performance optimization (avoid the
  56.         // "asString")
  57.         if (areObjectsEqual(o1, o2))
  58.         {
  59.             return 0;
  60.         }

  61.         return super.compare(asString(o1), asString(o2));
  62.     }
  63. }