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Java > Open Source Codes > com > caucho > ejb > cfg > EjbMessageConfigProxy


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  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.ejb.cfg;
30
31 import com.caucho.config.ConfigException;
32 import com.caucho.util.L10N;
33
34 import javax.annotation.PostConstruct;
35
36 /**
37  * Proxy for an ejb bean configuration. This proxy is needed to handle
38  * the merging of ejb definitions.
39  */
40 public class EjbMessageConfigProxy extends EjbBeanConfigProxy {
41   private static final L10N L = new L10N(EjbBeanConfigProxy.class);
42
43   private EjbMessageBean _message;
44   
45   /**
46    * Creates a new message bean configuration.
47    */
48   public EjbMessageConfigProxy(EjbConfig config, String JavaDoc ejbModuleName)
49   {
50     super(config, ejbModuleName);
51   }
52
53   /**
54    * Initializes and configures the message bean.
55    */
56   @PostConstruct
57   public void init()
58     throws Throwable JavaDoc
59   {
60     EjbBean oldBean = getConfig().getBeanConfig(getEJBName());
61
62     if (oldBean == null) {
63       _message = new EjbMessageBean(getConfig(), getEJBModuleName());
64       _message.setEJBName(getEJBName());
65       _message.setLocation(getLocation());
66     }
67     else if (! (oldBean instanceof EjbMessageBean)) {
68       throw new ConfigException(L.l("message bean `{0}' conflicts with prior {1} bean at {2}.",
69                     getEJBName(), oldBean.getEJBKind(),
70                     oldBean.getLocation()));
71     }
72     else
73       _message = (EjbMessageBean) oldBean;
74
75     _message.addDependencyList(getDependencyList());
76
77     getBuilderProgram().configure(_message);
78   }
79
80   /**
81    * Returns the message config.
82    */
83   public EjbMessageBean getMessage()
84   {
85     return _message;
86   }
87 }
88
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