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From gtu...@apache.org
Subject svn commit: r707609 - /activemq/trunk/activemq-core/src/test/java/org/apache/activemq/JmsConsumerResetActiveListenerTest.java
Date Fri, 24 Oct 2008 12:03:23 GMT
Author: gtully
Date: Fri Oct 24 05:03:23 2008
New Revision: 707609

URL: http://svn.apache.org/viewvc?rev=707609&view=rev
Log:
test case that verifies setting a listener from onMessage

Added:
    activemq/trunk/activemq-core/src/test/java/org/apache/activemq/JmsConsumerResetActiveListenerTest.java
  (with props)

Added: activemq/trunk/activemq-core/src/test/java/org/apache/activemq/JmsConsumerResetActiveListenerTest.java
URL: http://svn.apache.org/viewvc/activemq/trunk/activemq-core/src/test/java/org/apache/activemq/JmsConsumerResetActiveListenerTest.java?rev=707609&view=auto
==============================================================================
--- activemq/trunk/activemq-core/src/test/java/org/apache/activemq/JmsConsumerResetActiveListenerTest.java
(added)
+++ activemq/trunk/activemq-core/src/test/java/org/apache/activemq/JmsConsumerResetActiveListenerTest.java
Fri Oct 24 05:03:23 2008
@@ -0,0 +1,151 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.activemq;
+
+import java.util.Vector;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import javax.jms.Connection;
+import javax.jms.DeliveryMode;
+import javax.jms.Destination;
+import javax.jms.JMSException;
+import javax.jms.Message;
+import javax.jms.MessageConsumer;
+import javax.jms.MessageListener;
+import javax.jms.MessageProducer;
+import javax.jms.Session;
+import javax.jms.TextMessage;
+
+import junit.framework.TestCase;
+
+
+public class JmsConsumerResetActiveListenerTest extends TestCase {
+
+    private Connection connection;
+    private ActiveMQConnectionFactory factory;
+   
+    protected void setUp() throws Exception {
+        factory = new ActiveMQConnectionFactory("vm://localhost?broker.persistent=false");
+        connection = factory.createConnection();
+    }
+
+    protected void tearDown() throws Exception {
+        if (connection != null) {
+            connection.close();
+            connection = null;
+        }
+    }
+    
+    /**
+     * verify the (undefined by spec) behaviour of setting a listener while receiving a message.
+     * 
+     * @throws Exception
+     */
+    public void testSetListenerFromListener() throws Exception {
+        Session session = connection.createSession(false, Session.CLIENT_ACKNOWLEDGE);
+        Destination dest = session.createQueue("Queue-" + getName());
+        final MessageConsumer consumer = session.createConsumer(dest);
+       
+        final CountDownLatch latch = new CountDownLatch(2);
+        final AtomicBoolean first = new AtomicBoolean(true);
+        final Vector<Object> results = new Vector<Object>();
+        consumer.setMessageListener(new MessageListener() {
+
+            public void onMessage(Message message) {
+                if (first.compareAndSet(true, false)) {
+                    try {
+                        consumer.setMessageListener(this);
+                        results.add(message);
+                    } catch (JMSException e) {
+                        results.add(e);
+                    }
+                } else {
+                    results.add(message);
+                }
+                latch.countDown();
+            }
+        });
+
+        connection.start();
+        
+        MessageProducer producer = session.createProducer(dest);
+        producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
+        producer.send(session.createTextMessage("First"));
+        producer.send(session.createTextMessage("Second"));
+        
+        assertTrue("we did not timeout", latch.await(5, TimeUnit.SECONDS));
+        
+        assertEquals("we have a result", 2, results.size());
+        Object result = results.get(0);
+        assertTrue(result instanceof TextMessage);
+        assertEquals("result is first", "First", ((TextMessage)result).getText());
+        result = results.get(1);
+        assertTrue(result instanceof TextMessage);
+        assertEquals("result is first", "Second", ((TextMessage)result).getText());
+    }
+    
+    /**
+     * and a listener on a new consumer, just in case.
+      *
+     * @throws Exception
+     */
+    public void testNewConsumerSetListenerFromListener() throws Exception {
+        final Session session = connection.createSession(false, Session.CLIENT_ACKNOWLEDGE);
+        final Destination dest = session.createQueue("Queue-" + getName());
+        final MessageConsumer consumer = session.createConsumer(dest);
+       
+        final CountDownLatch latch = new CountDownLatch(2);
+        final AtomicBoolean first = new AtomicBoolean(true);
+        final Vector<Object> results = new Vector<Object>();
+        consumer.setMessageListener(new MessageListener() {
+
+            public void onMessage(Message message) {
+                if (first.compareAndSet(true, false)) {
+                    try {
+                        MessageConsumer anotherConsumer = session.createConsumer(dest);
+                        anotherConsumer.setMessageListener(this);
+                        results.add(message);
+                    } catch (JMSException e) {
+                        results.add(e);
+                    }
+                } else {
+                    results.add(message);
+                }
+                latch.countDown();
+            }
+        });
+
+        connection.start();
+        
+        MessageProducer producer = session.createProducer(dest);
+        producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
+        producer.send(session.createTextMessage("First"));
+        producer.send(session.createTextMessage("Second"));
+        
+        assertTrue("we did not timeout", latch.await(5, TimeUnit.SECONDS));
+        
+        assertEquals("we have a result", 2, results.size());
+        Object result = results.get(0);
+        assertTrue(result instanceof TextMessage);
+        assertEquals("result is first", "First", ((TextMessage)result).getText());
+        result = results.get(1);
+        assertTrue(result instanceof TextMessage);
+        assertEquals("result is first", "Second", ((TextMessage)result).getText());
+    }
+ }

Propchange: activemq/trunk/activemq-core/src/test/java/org/apache/activemq/JmsConsumerResetActiveListenerTest.java
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    svn:eol-style = native

Propchange: activemq/trunk/activemq-core/src/test/java/org/apache/activemq/JmsConsumerResetActiveListenerTest.java
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    svn:executable = *

Propchange: activemq/trunk/activemq-core/src/test/java/org/apache/activemq/JmsConsumerResetActiveListenerTest.java
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    svn:keywords = Rev Date



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