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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  package org.dbunit.ext.mssql;
22  
23  import java.util.Arrays;
24  import java.util.Collection;
25  
26  import org.dbunit.dataset.datatype.DataType;
27  import org.dbunit.dataset.datatype.DataTypeException;
28  import org.dbunit.dataset.datatype.DefaultDataTypeFactory;
29  import org.slf4j.Logger;
30  import org.slf4j.LoggerFactory;
31  
32  /**
33   * Specialized factory that recognizes MS SQL Server data types.
34   *
35   * @author Manuel Laflamme
36   * @since May 19, 2003
37   * @version $Revision: 1087 $
38   */
39  public class MsSqlDataTypeFactory extends DefaultDataTypeFactory
40  {
41  
42      /**
43       * Logger for this class
44       */
45      private static final Logger logger = LoggerFactory.getLogger(MsSqlDataTypeFactory.class);
46      /**
47       * Database product names supported.
48       */
49      private static final Collection DATABASE_PRODUCTS = Arrays.asList(new String[] {"mssql", "Microsoft SQL Server"});
50  
51      public static final int NCHAR = -8;
52      public static final int NVARCHAR = -9;
53      public static final int NTEXT = -10;
54      public static final int NTEXT_MSSQL_2005 = -16;
55      
56      /**
57       * @see org.dbunit.dataset.datatype.IDbProductRelatable#getValidDbProducts()
58       */
59      public Collection getValidDbProducts()
60      {
61        return DATABASE_PRODUCTS;
62      }
63  
64      public DataType createDataType(int sqlType, String sqlTypeName) throws DataTypeException
65      {
66      	if(logger.isDebugEnabled())
67      		logger.debug("createDataType(sqlType={}, sqlTypeName={}) - start", String.valueOf(sqlType), sqlTypeName);
68  
69          // TODO : Process MS SQL Server custom datatype here
70          switch(sqlType) {
71              case NCHAR: return DataType.CHAR; // nchar
72              case NVARCHAR: return DataType.VARCHAR; // nvarchar
73              case NTEXT: return DataType.LONGVARCHAR; // ntext
74              case NTEXT_MSSQL_2005: return DataType.LONGVARCHAR; // ntext
75              default: return super.createDataType(sqlType, sqlTypeName);
76          }
77      }
78  }