JMSUsecaseTest.java

/**
 * 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 javax.jms.DeliveryMode;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Queue;
import javax.jms.QueueBrowser;
import javax.jms.Session;
import javax.jms.TextMessage;
import java.util.Enumeration;

import junit.framework.Test;

import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQMessage;

public class JMSUsecaseTest extends JmsTestSupport {

   public ActiveMQDestination destination;
   public int deliveryMode;
   public int prefetch;
   public byte destinationType;
   public boolean durableConsumer;

   public static Test suite() {
      return suite(JMSUsecaseTest.class);
   }

   public static void main(String[] args) {
      junit.textui.TestRunner.run(suite());
   }

   public void initCombosForTestQueueBrowser() {
      addCombinationValues("deliveryMode", new Object[]{Integer.valueOf(DeliveryMode.NON_PERSISTENT), Integer.valueOf(DeliveryMode.PERSISTENT)});
      addCombinationValues("destinationType", new Object[]{Byte.valueOf(ActiveMQDestination.QUEUE_TYPE), Byte.valueOf(ActiveMQDestination.TEMP_QUEUE_TYPE)});
   }

   public void testQueueBrowser() throws Exception {

      // Send a message to the broker.
      connection.start();
      Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
      destination = createDestination(session, destinationType);
      MessageProducer producer = session.createProducer(destination);
      producer.setDeliveryMode(this.deliveryMode);
      sendMessages(session, producer, 5);
      producer.close();

      QueueBrowser browser = session.createBrowser((Queue) destination);
      Enumeration<?> enumeration = browser.getEnumeration();
      for (int i = 0; i < 5; i++) {
         Thread.sleep(100);
         assertTrue(enumeration.hasMoreElements());
         Message m = (Message) enumeration.nextElement();
         assertNotNull(m);
         assertEquals("" + i, ((TextMessage) m).getText());
      }
      assertFalse(enumeration.hasMoreElements());
   }

   public void initCombosForTestSendReceive() {
      addCombinationValues("deliveryMode", new Object[]{Integer.valueOf(DeliveryMode.NON_PERSISTENT), Integer.valueOf(DeliveryMode.PERSISTENT)});
      addCombinationValues("destinationType", new Object[]{Byte.valueOf(ActiveMQDestination.QUEUE_TYPE), Byte.valueOf(ActiveMQDestination.TOPIC_TYPE), Byte.valueOf(ActiveMQDestination.TEMP_QUEUE_TYPE), Byte.valueOf(ActiveMQDestination.TEMP_TOPIC_TYPE)});
   }

   public void testSendReceive() throws Exception {
      // Send a message to the broker.
      connection.start();
      Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
      destination = createDestination(session, destinationType);
      MessageProducer producer = session.createProducer(destination);
      producer.setDeliveryMode(this.deliveryMode);
      MessageConsumer consumer = session.createConsumer(destination);
      ActiveMQMessage message = new ActiveMQMessage();
      producer.send(message);

      // Make sure only 1 message was delivered.
      assertNotNull(consumer.receive(1000));
      assertNull(consumer.receiveNoWait());
   }

   public void initCombosForTestSendReceiveTransacted() {
      addCombinationValues("deliveryMode", new Object[]{Integer.valueOf(DeliveryMode.NON_PERSISTENT), Integer.valueOf(DeliveryMode.PERSISTENT)});
      addCombinationValues("destinationType", new Object[]{Byte.valueOf(ActiveMQDestination.QUEUE_TYPE), Byte.valueOf(ActiveMQDestination.TOPIC_TYPE), Byte.valueOf(ActiveMQDestination.TEMP_QUEUE_TYPE), Byte.valueOf(ActiveMQDestination.TEMP_TOPIC_TYPE)});
   }

   public void testSendReceiveTransacted() throws Exception {
      // Send a message to the broker.
      connection.start();
      Session session = connection.createSession(true, Session.SESSION_TRANSACTED);
      destination = createDestination(session, destinationType);
      MessageProducer producer = session.createProducer(destination);
      producer.setDeliveryMode(this.deliveryMode);
      MessageConsumer consumer = session.createConsumer(destination);
      producer.send(session.createTextMessage("test"));

      // Message should not be delivered until commit.
      assertNull(consumer.receiveNoWait());
      session.commit();

      // Make sure only 1 message was delivered.
      Message message = consumer.receive(1000);
      assertNotNull(message);
      assertFalse(message.getJMSRedelivered());
      assertNull(consumer.receiveNoWait());

      // Message should be redelivered is rollback is used.
      session.rollback();

      // Make sure only 1 message was delivered.
      message = consumer.receive(2000);
      assertNotNull(message);
      assertTrue(message.getJMSRedelivered());
      assertNull(consumer.receiveNoWait());

      // If we commit now, the message should not be redelivered.
      session.commit();
      assertNull(consumer.receiveNoWait());
   }

}