1 /***
2 * Redistribution and use of this software and associated documentation
3 * ("Software"), with or without modification, are permitted provided
4 * that the following conditions are met:
5 *
6 * 1. Redistributions of source code must retain copyright
7 * statements and notices. Redistributions must also contain a
8 * copy of this document.
9 *
10 * 2. Redistributions in binary form must reproduce the
11 * above copyright notice, this list of conditions and the
12 * following disclaimer in the documentation and/or other
13 * materials provided with the distribution.
14 *
15 * 3. The name "Exolab" must not be used to endorse or promote
16 * products derived from this Software without prior written
17 * permission of Exoffice Technologies. For written permission,
18 * please contact info@exolab.org.
19 *
20 * 4. Products derived from this Software may not be called "Exolab"
21 * nor may "Exolab" appear in their names without prior written
22 * permission of Exoffice Technologies. Exolab is a registered
23 * trademark of Exoffice Technologies.
24 *
25 * 5. Due credit should be given to the Exolab Project
26 * (http://www.exolab.org/).
27 *
28 * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
29 * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
32 * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39 * OF THE POSSIBILITY OF SUCH DAMAGE.
40 *
41 * Copyright 2002 (C) Exoffice Technologies Inc. All Rights Reserved.
42 *
43 * $Id: EmbeddedNameService.java,v 1.3 2003/08/07 13:33:08 tanderson Exp $
44 */
45
46 package org.exolab.jms.server;
47
48 import javax.naming.Context;
49
50 import org.apache.avalon.excalibur.naming.DefaultNameParser;
51 import org.apache.avalon.excalibur.naming.DefaultNamespace;
52 import org.apache.avalon.excalibur.naming.memory.MemoryContext;
53
54 import org.exolab.jms.client.JmsConnectionFactoryBuilder;
55 import org.exolab.jms.client.JmsDestinationFactory;
56
57
58 public class EmbeddedNameService {
59
60 /***
61 * The initial context
62 */
63 private Context _context;
64
65 /***
66 * The singleton instance
67 */
68 private static EmbeddedNameService _instance = new EmbeddedNameService();
69
70
71 /***
72 * Construct an <code>EmbeddedNameService</code>
73 */
74 private EmbeddedNameService() {
75 DefaultNameParser parser = new DefaultNameParser();
76 DefaultNamespace namespace = new DefaultNamespace(parser);
77 namespace.addObjectFactory(new JmsConnectionFactoryBuilder());
78 namespace.addObjectFactory(new JmsDestinationFactory());
79 _context = new MemoryContext(namespace, null, null);
80 }
81
82 /***
83 * Returns the singleton instance of the embedded name service
84 *
85 * @return the singleton instance of the embedded name service
86 */
87 public static EmbeddedNameService getInstance() {
88 return _instance;
89 }
90
91 /***
92 * Returns the initial context for beginning name resolution
93 *
94 * @return the initial context
95 */
96 public Context getInitialContext() {
97 return _context;
98 }
99
100 } //-- EmbeddedNameService
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