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Java > Open Source Codes > org > jboss > ejb3 > JndiProxyFactory


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.ejb3;
23
24 import java.util.Hashtable JavaDoc;
25
26 import javax.ejb.EJBException JavaDoc;
27 import javax.naming.Context JavaDoc;
28 import javax.naming.Name JavaDoc;
29 import javax.naming.Reference JavaDoc;
30 import javax.naming.spi.ObjectFactory JavaDoc;
31 import org.jboss.logging.Logger;
32
33 /**
34  * Responsible for creating an EJB proxy
35  *
36  * @author <a HREF="mailto:bill@jboss.org">Bill Burke</a>
37  */
38 public class JndiProxyFactory implements ObjectFactory JavaDoc
39 {
40    private static final Logger log = Logger.getLogger(JndiProxyFactory.class);
41
42    public static final String JavaDoc FACTORY = "FACTORY";
43
44    public Object JavaDoc getObjectInstance(Object JavaDoc obj, Name JavaDoc name, Context JavaDoc nameCtx, Hashtable JavaDoc environment) throws Exception JavaDoc
45    {
46       Reference JavaDoc ref = (Reference JavaDoc) obj;
47       String JavaDoc factoryName = (String JavaDoc) ref.get(FACTORY).getContent();
48      
49       try
50       {
51          ProxyFactory factory = (ProxyFactory) nameCtx.lookup(factoryName);
52          return factory.createProxy();
53       }
54       catch (EJBException JavaDoc e)
55       {
56          throw e;
57       }
58       catch (ClassCastException JavaDoc e)
59       {
60          throw new EJBException JavaDoc("Invalid invocation of local interface", e);
61       }
62    }
63 }
64
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