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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 2000-2005 (C) Exoffice Technologies Inc. All Rights Reserved.
42   */
43  package org.exolab.jms.client;
44  
45  import javax.jms.JMSException;
46  import javax.jms.Queue;
47  import javax.jms.QueueReceiver;
48  import javax.jms.QueueSender;
49  import javax.jms.QueueSession;
50  import javax.jms.TemporaryTopic;
51  import javax.jms.Topic;
52  import javax.jms.TopicSubscriber;
53  
54  
55  /***
56   * Client implementation of the <code>javax.jms.QueueSession</code> interface.
57   *
58   * @author <a href="mailto:jima@exoffice.com">Jim Alateras</a>
59   * @version $Revision: 1.2 $ $Date: 2005/03/18 03:36:37 $
60   */
61  class JmsQueueSession
62          extends JmsSession
63          implements QueueSession {
64  
65      /***
66       * Construct a new <code>JmsQueueSession</code>.
67       *
68       * @param connection the owner of the session
69       * @param transacted if <code>true</code>, the session is transacted.
70       * @param ackMode    indicates whether the consumer or the client will
71       *                   acknowledge any messages it receives. This parameter
72       *                   will be ignored if the session is transacted. Legal
73       *                   values are <code>Session.AUTO_ACKNOWLEDGE</code>,
74       *                   <code>Session.CLIENT_ACKNOWLEDGE</code> and
75       *                   <code>Session.DUPS_OK_ACKNOWLEDGE</code>.
76       * @throws JMSException if the session cannot be created
77       */
78      public JmsQueueSession(JmsQueueConnection connection, boolean transacted,
79                             int ackMode) throws JMSException {
80          super(connection, transacted, ackMode);
81      }
82  
83      /***
84       * Create a receiver to receive messages from the specified queue.
85       *
86       * @param queue the queue to access
87       * @return the new receiver
88       * @throws JMSException if the receiver cannot be created
89       */
90      public QueueReceiver createReceiver(Queue queue) throws JMSException {
91          return createReceiver(queue, null);
92      }
93  
94      /***
95       * Create a receiver to receive messages from the specified queue.
96       *
97       * @param queue    the queue to access
98       * @param selector the message selector to filter messages. May be
99       *                 <code>null</code>
100      * @return the new receiver
101      * @throws JMSException if the receiver cannot be created
102      */
103     public QueueReceiver createReceiver(Queue queue, String selector)
104             throws JMSException {
105         long consumerId = allocateConsumer(queue, selector, false);
106         JmsQueueReceiver receiver = new JmsQueueReceiver(this, consumerId,
107                                                          queue, selector);
108         addConsumer(receiver);
109         return receiver;
110     }
111 
112     /***
113      * Create a sender to send messages to the specified queue.
114      *
115      * @param queue the queue to access, or <code>null</code> if this is an
116      *              unidentified producer
117      * @return the new sender
118      * @throws JMSException if the sender can't be created
119      */
120     public QueueSender createSender(Queue queue) throws JMSException {
121         ensureOpen();
122         JmsQueueSender sender = new JmsQueueSender(this, (JmsQueue) queue);
123         addProducer(sender);
124         return sender;
125     }
126 
127     /***
128      * This implementation always throws <code>IllegalStateException</code>, as
129      * per section 4.11 of the JMS specification.
130      *
131      * @throws IllegalStateException if invoked
132      */
133     public TopicSubscriber createDurableSubscriber(Topic topic, String name,
134                                                    String messageSelector,
135                                                    boolean noLocal)
136             throws JMSException {
137         throw new IllegalStateException("Invalid operation for QueueSession");
138     }
139 
140     /***
141      * This implementation always throws <code>IllegalStateException</code>, as
142      * per section 4.11 of the JMS specification.
143      *
144      * @throws IllegalStateException if invoked
145      */
146     public Topic createTopic(String topicName) throws JMSException {
147         throw new IllegalStateException("Invalid operation for QueueSession");
148     }
149 
150     /***
151      * This implementation always throws <code>IllegalStateException</code>, as
152      * per section 4.11 of the JMS specification.
153      *
154      * @throws IllegalStateException if invoked
155      */
156     public TemporaryTopic createTemporaryTopic() throws JMSException {
157         throw new IllegalStateException("Invalid operation for QueueSession");
158     }
159 
160     /***
161      * This implementation always throws <code>IllegalStateException</code>, as
162      * per section 4.11 of the JMS specification.
163      *
164      * @throws IllegalStateException if invoked
165      */
166     public void unsubscribe(String name) throws JMSException {
167         throw new IllegalStateException("Invalid operation for QueueSession");
168     }
169 
170 }