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Java > Open Source Codes > org > openejb > core > ivm > naming > InitContextFactory


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41  * Copyright 1999 (C) Exoffice Technologies Inc. All Rights Reserved.
42  *
43  * $Id: InitContextFactory.java 1096 2004-03-26 21:41:16Z dblevins $
44  */
45 package org.openejb.core.ivm.naming;
46
47 import java.util.Hashtable JavaDoc;
48 import java.util.Properties JavaDoc;
49
50 import javax.naming.Context JavaDoc;
51
52 import org.openejb.EnvProps;
53
54 /**
55  * Invoked by server on the OpenEJB JNDI global name space.
56  *
57  * Allows application clients in the same vm to lookup beans
58  * in the OpenEJB global name space.
59  *
60  * If OpenEJB is not initialized when getInitialContext(env) is
61  * called, the IntraVM Server will initialize OpenEJB as an in VM
62  * EJB Server. In this case, OpenEJB is not capable of receiving
63  * remote calls.
64  *
65  * @author David Blevins
66  * @author Richard Monson-Haefel
67  */
68 public class InitContextFactory implements javax.naming.spi.InitialContextFactory JavaDoc {
69     
70     public Context JavaDoc getInitialContext(Hashtable JavaDoc env) throws javax.naming.NamingException JavaDoc {
71         if (!org.openejb.OpenEJB.isInitialized()) {
72             initializeOpenEJB(env);
73         }
74
75         Context JavaDoc context = org.openejb.OpenEJB.getJNDIContext();
76         context = (Context JavaDoc)context.lookup("java:openejb/ejb");
77         return context;
78
79     }
80
81     private void initializeOpenEJB(Hashtable JavaDoc env) throws javax.naming.NamingException JavaDoc{
82         try{
83         Properties JavaDoc props = new Properties JavaDoc();
84
85         // Prepare defaults
86 /* DMB: We should get the defaults from the functionality
87          * Alan is working on. This is temporary.
88          * When that logic is finished, this block should
89          * probably just be deleted.
90          */
91         props.put(EnvProps.ASSEMBLER, "org.openejb.alt.assembler.classic.Assembler");
92         props.put(EnvProps.CONFIGURATION_FACTORY, "org.openejb.alt.config.ConfigurationFactory");
93         props.put(EnvProps.CONFIGURATION, "conf/default.openejb.conf");
94
95         // Override defaults with System properties
96 props.putAll(System.getProperties());
97
98         // Override defauls again with JNDI Env properties
99 props.putAll( env );
100
101         org.openejb.OpenEJB.init( props );
102
103         }
104     catch( org.openejb.OpenEJBException e){
105             throw new NamingException("Cannot initailize OpenEJB", e);
106         }
107     catch( Exception JavaDoc e){
108             throw new NamingException("Cannot initailize OpenEJB", e);
109         }
110     }
111
112 }
113
114
115
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