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Java > Open Source Codes > com > caucho > ejb > burlap > BurlapContextFactory


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.ejb.burlap;
31
32 import com.caucho.config.ConfigException;
33 import com.caucho.naming.AbstractModel;
34 import com.caucho.naming.ContextImpl;
35 import com.caucho.util.Base64;
36 import com.caucho.util.L10N;
37
38 import javax.naming.Context JavaDoc;
39 import javax.naming.NamingException JavaDoc;
40 import javax.naming.spi.InitialContextFactory JavaDoc;
41 import java.util.Hashtable JavaDoc;
42
43 /**
44  * The root context factory.
45  */
46 public class BurlapContextFactory implements InitialContextFactory JavaDoc {
47   private static final L10N L = new L10N(BurlapContextFactory.class);
48
49   private AbstractModel _model;
50   
51   /**
52    * Returns the initial context for the current thread.
53    */
54   public Context JavaDoc getInitialContext(Hashtable JavaDoc<?,?> environment)
55     throws NamingException JavaDoc
56   {
57     String JavaDoc prefix = (String JavaDoc) environment.get(Context.PROVIDER_URL);
58
59     String JavaDoc user = (String JavaDoc) environment.get(Context.SECURITY_PRINCIPAL);
60     String JavaDoc pw = (String JavaDoc) environment.get(Context.SECURITY_CREDENTIALS);
61
62     if (user != null) {
63       String JavaDoc auth = Base64.encode(user + ':' + pw);
64
65       if (! prefix.endsWith("/"))
66     prefix = prefix + '/';
67       
68       BurlapModel model = new BurlapModel(prefix);
69       BurlapClientContainer client;
70       try {
71     client = new BurlapClientContainer(model.getURLPrefix());
72     client.setBasicAuthentication(auth);
73       } catch (ConfigException e) {
74     throw new NamingException JavaDoc(e.toString());
75       }
76
77       model.setClientContainer(client);
78       
79       return new ContextImpl(model, environment);
80     }
81
82     if (_model == null)
83       _model = new BurlapModel(prefix);
84
85     return new ContextImpl(_model, environment);
86   }
87 }
88
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