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Java > Open Source Codes > org > exolab > jms > client > JmsXAQueueSession


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 2001-2005 (C) Exoffice Technologies Inc. All Rights Reserved.
42  *
43  * $Id: JmsXAQueueSession.java,v 1.2 2005/03/18 03:36:37 tanderson Exp $
44  */
45 package org.exolab.jms.client;
46
47 import javax.jms.JMSException JavaDoc;
48 import javax.jms.QueueSession JavaDoc;
49 import javax.jms.Session JavaDoc;
50 import javax.jms.TransactionInProgressException JavaDoc;
51 import javax.jms.XAQueueSession JavaDoc;
52 import javax.transaction.xa.XAResource JavaDoc;
53
54
55 /**
56  * Client implementation of the <code>javax.jms.XAQueueSession</code>
57  * interface.
58  *
59  * @author <a HREF="mailto:jima@comware.com.au">Jim Alateras</a>
60  * @author <a HREF="mailto:tma@netspace.net.au">Tim Anderson</a>
61  * @version $Revision: 1.2 $ $Date: 2005/03/18 03:36:37 $
62  */
63 public class JmsXAQueueSession
64         extends JmsQueueSession
65         implements XAQueueSession JavaDoc {
66
67     /**
68      * The XA resource.
69      */
70     private JmsXAResource _xares;
71
72
73     /**
74      * Construct a new <code>JmsXAQueueSession</code>.
75      *
76      * @param connection the owner of the session
77      * @throws JMSException if the session cannot be created
78      */
79     JmsXAQueueSession(JmsXAQueueConnection connection) throws JMSException JavaDoc {
80         super(connection, true, Session.CLIENT_ACKNOWLEDGE);
81         _xares = new JmsXAResource(getServerSession());
82     }
83
84     /**
85      * Gets the queue session associated with this <code>XAQueueSession</code>.
86      *
87      * @return the queue session object
88      */
89     public QueueSession JavaDoc getQueueSession() {
90         return this;
91     }
92
93     /**
94      * Gets the session associated with this <code>XASession</code>.
95      *
96      * @return the session object
97      */
98     public Session JavaDoc getSession() {
99         return this;
100     }
101
102     /**
103      * Returns an XA resource to the caller.
104      *
105      * @return an XA resource to the caller
106      */
107     public XAResource JavaDoc getXAResource() {
108         return _xares;
109     }
110
111     /**
112      * Indicates whether the session is in transacted mode.
113      *
114      * @return true
115      */
116     public boolean getTransacted() {
117         return true;
118     }
119
120     /**
121      * Throws a <code>TransactionInProgressException</code>, since it should not
122      * be called for an <code>XASession</code> object.
123      *
124      * @throws TransactionInProgressException if invoked
125      */
126     public void commit() throws JMSException JavaDoc {
127         throw new TransactionInProgressException JavaDoc(
128                 "Cannot call commit on XAQueueession");
129     }
130
131     /**
132      * Throws a <code>TransactionInProgressException</code>, since it should not
133      * be called for an <code>XASession</code> object.
134      *
135      * @throws TransactionInProgressException if invoked
136      */
137     public void rollback() throws JMSException JavaDoc {
138         throw new TransactionInProgressException JavaDoc(
139                 "Cannot call rollback on XAQueueSession");
140     }
141 }
142
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