1   /*** 
2    * 
3    * Copyright 2004 Protique Ltd
4    * 
5    * Licensed under the Apache License, Version 2.0 (the "License"); 
6    * you may not use this file except in compliance with the License. 
7    * You may obtain a copy of the License at 
8    * 
9    * http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS, 
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
14   * See the License for the specific language governing permissions and 
15   * limitations under the License. 
16   * 
17   **/
18  
19  package org.codehaus.activemq.usecases;
20  import java.util.HashMap;
21  import javax.jms.Connection;
22  import javax.jms.Destination;
23  import javax.jms.IllegalStateException;
24  import javax.jms.JMSException;
25  import javax.jms.Message;
26  import javax.jms.MessageConsumer;
27  import javax.jms.MessageListener;
28  import javax.jms.MessageProducer;
29  import javax.jms.ObjectMessage;
30  import javax.jms.Session;
31  import org.codehaus.activemq.TestSupport;
32  
33  /***
34   * @version $Revision: 1.1 $
35   */
36  public class ChangeSessionDeliveryModeTest extends TestSupport implements MessageListener {
37      private static final int COUNT = 200;
38      private static final String VALUE_NAME = "value";
39  
40      /***
41       * test following condition- which are defined by JMS Spec 1.1: MessageConsumers cannot use a MessageListener and
42       * receive() from the same session
43       * 
44       * @throws Exception
45       */
46      public void testDoChangeSessionDeliveryMode() throws Exception {
47          Destination destination = createDestination("foo.bar");
48          Connection connection = createConnection();
49          connection.start();
50          Session consumerSession = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
51          MessageConsumer consumer1 = consumerSession.createConsumer(destination);
52          consumer1.setMessageListener(this);
53          JMSException jmsEx = null;
54          MessageConsumer consumer2 = consumerSession.createConsumer(destination);
55          try {
56              consumer2.receive(10);
57          }
58          catch (JMSException e) {
59              jmsEx = e;
60          }
61          assertTrue(jmsEx != null && jmsEx instanceof IllegalStateException);
62      }
63  
64      public void onMessage(Message msg) {
65      }
66  }