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Java > Open Source Codes > org > jboss > ejb > plugins > cmp > jdbc > bridge > JDBCTimestampVersionFieldBridge


1 /*
2 * JBoss, Home of Professional Open Source
3 * Copyright 2005, JBoss Inc., and individual contributors as indicated
4 * by the @authors tag. See the copyright.txt in the distribution for a
5 * full listing of individual contributors.
6 *
7 * This is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU Lesser General Public License as
9 * published by the Free Software Foundation; either version 2.1 of
10 * the License, or (at your option) any later version.
11 *
12 * This software is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this software; if not, write to the Free
19 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21 */
22 package org.jboss.ejb.plugins.cmp.jdbc.bridge;
23
24 import org.jboss.ejb.EntityEnterpriseContext;
25 import org.jboss.ejb.plugins.cmp.jdbc.JDBCStoreManager;
26 import org.jboss.ejb.plugins.cmp.jdbc.JDBCTypeFactory;
27 import org.jboss.ejb.plugins.cmp.jdbc.metadata.JDBCCMPFieldMetaData;
28 import org.jboss.deployment.DeploymentException;
29
30 /**
31  *
32  * @author <a HREF="mailto:alex@jboss.org">Alexey Loubyansky</a>
33  */
34 public class JDBCTimestampVersionFieldBridge extends JDBCCMP2xVersionFieldBridge
35 {
36    public JDBCTimestampVersionFieldBridge(JDBCStoreManager manager,
37                                           JDBCCMPFieldMetaData metadata)
38       throws DeploymentException
39    {
40       super(manager, metadata);
41       checkDirtyAfterGet = false;
42       stateFactory = JDBCTypeFactory.EQUALS;
43    }
44
45    public JDBCTimestampVersionFieldBridge(JDBCCMP2xFieldBridge cmpField)
46       throws DeploymentException
47    {
48       super(cmpField);
49       checkDirtyAfterGet = false;
50       stateFactory = JDBCTypeFactory.EQUALS;
51    }
52
53    public void setFirstVersion(EntityEnterpriseContext ctx)
54    {
55       Object JavaDoc version = new java.util.Date JavaDoc();
56       setInstanceValue(ctx, version);
57    }
58
59    public Object JavaDoc updateVersion(EntityEnterpriseContext ctx)
60    {
61       Object JavaDoc next = new java.util.Date JavaDoc();
62       setInstanceValue(ctx, next);
63       return next;
64    }
65 }
66
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