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Java > Open Source Codes > com > caucho > amber > manager > AmberEntityManager


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  *
23  * Free Software Foundation, Inc.
24  * 59 Temple Place, Suite 330
25  * Boston, MA 02111-1307 USA
26  *
27  * @author Scott Ferguson
28  */
29
30 package com.caucho.amber.manager;
31
32 import com.caucho.util.L10N;
33
34 import javax.persistence.EntityManager;
35 import java.util.logging.Logger JavaDoc;
36
37 /**
38  * The entity manager from a entity manager proxy.
39  */
40 public class AmberEntityManager extends AmberConnection
41   implements EntityManager {
42   private static final L10N L = new L10N(AmberEntityManager.class);
43   private static final Logger JavaDoc log
44     = Logger.getLogger(AmberEntityManager.class.getName());
45
46   /**
47    * Creates a manager instance.
48    */
49   AmberEntityManager(AmberPersistenceUnit persistenceUnit)
50   {
51     super(persistenceUnit);
52
53     register(); // initThreadConnection(); // ejb/0q00
54 }
55
56   public String JavaDoc toString()
57   {
58     AmberPersistenceUnit persistenceUnit = getPersistenceUnit();
59     
60     if (persistenceUnit != null)
61       return "AmberEntityManager[" + persistenceUnit.getName() + "]";
62     else
63       return "AmberEntityManager[closed]";
64   }
65 }
66
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