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Java > Open Source Codes > org > xquark > mapper > mapping > ValueGenerator


1 /*
2  * This file belongs to the XQuark distribution.
3  * Copyright (C) 2003 Universite de Versailles Saint-Quentin.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307.
18  * You can also get it at http://www.gnu.org/licenses/lgpl.html
19  *
20  * For more information on this software, see http://www.xquark.org.
21  */
22
23 package org.xquark.mapper.mapping;
24
25 import org.xquark.mapping.Generator;
26 import org.xquark.mapping.StorageContext;
27 import org.xquark.mapper.storage._StorageContext;
28
29 public class ValueGenerator implements Generator, Cloneable JavaDoc
30 {
31     private static final String JavaDoc RCSRevision = "$Revision: 1.1 $";
32     private static final String JavaDoc RCSName = "$Name: $";
33     
34     private MappingTypeInfo typeInfo = null;
35     
36     public Object JavaDoc getValue(StorageContext context)
37     {
38         Object JavaDoc o = null;
39         if (typeInfo.storeCanonicalString())
40             o = ((_StorageContext)context).getCanonicalString();
41         else
42             o = context.getActualNodeData();
43         
44         return o;
45     }
46     
47     public void setTypeInfo(MappingTypeInfo typeInfo)
48     {
49         this.typeInfo = typeInfo;
50     }
51     
52     public Object JavaDoc clone()
53     {
54         try {
55             return super.clone();
56         }
57         catch (CloneNotSupportedException JavaDoc e) {
58             return null;
59         }
60     }
61 }
62
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