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Java > Open Source Codes > org > jboss > ejb > plugins > cmp > jdbc > JDBCActivateEntityCommand


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;
23
24 import org.jboss.ejb.EntityEnterpriseContext;
25 import org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCEntityBridge;
26
27 /**
28  * JDBCActivateEntityCommand initializes the entity persistence context.
29  * For cmp 1.x it creates a place to store original values for dirty checking.
30  * In CMP2.x it creates a place to store the actual value. See the code
31  * in JDBCEntityBridge.
32  *
33  * @author <a HREF="mailto:dain@daingroup.com">Dain Sundstrom</a>
34  * @author <a HREF="mailto:rickard.oberg@telkel.com">Rickard Öberg</a>
35  * @author <a HREF="mailto:justin@j-m-f.demon.co.uk">Justin Forder</a>
36  * @version $Revision: 37459 $
37  */
38  
39 public class JDBCActivateEntityCommand {
40    private JDBCEntityBridge entity;
41    
42    public JDBCActivateEntityCommand(JDBCStoreManager manager) {
43       entity = (JDBCEntityBridge) manager.getEntityBridge();
44    }
45    
46    public void execute(EntityEnterpriseContext ctx) {
47       entity.initPersistenceContext(ctx);
48    }
49 }
50
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