Package org.hornetq.jms.example

Source Code of org.hornetq.jms.example.EmbeddedExample

/*
* Copyright 2009 Red Hat, Inc.
* Red Hat 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.hornetq.jms.example;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Queue;
import javax.jms.Session;
import javax.jms.TextMessage;

import org.hornetq.api.core.TransportConfiguration;
import org.hornetq.core.config.Configuration;
import org.hornetq.core.config.impl.ConfigurationImpl;
import org.hornetq.core.remoting.impl.netty.NettyAcceptorFactory;
import org.hornetq.core.remoting.impl.netty.NettyConnectorFactory;
import org.hornetq.jms.server.config.ConnectionFactoryConfiguration;
import org.hornetq.jms.server.config.JMSConfiguration;
import org.hornetq.jms.server.config.JMSQueueConfiguration;
import org.hornetq.jms.server.config.impl.ConnectionFactoryConfigurationImpl;
import org.hornetq.jms.server.config.impl.JMSConfigurationImpl;
import org.hornetq.jms.server.config.impl.JMSQueueConfigurationImpl;
import org.hornetq.jms.server.embedded.EmbeddedJMS;

/**
* This example demonstrates how to run a HornetQ embedded with JMS
*
* @author <a href="clebert.suconic@jboss.com">Clebert Suconic</a>
* @author <a href="mailto:jmesnil@redhat.com">Jeff Mesnil</a>
* @author <a href="mailto:bburke@redhat.com">Bill Burke</a>
*/
public class EmbeddedExample
{

   public static void main(final String[] args)
   {
      try
      {

         // Step 1. Create HornetQ core configuration, and set the properties accordingly
         Configuration configuration = new ConfigurationImpl();
         configuration.setPersistenceEnabled(false);
         configuration.setSecurityEnabled(false);
         configuration.getAcceptorConfigurations()
                      .add(new TransportConfiguration(NettyAcceptorFactory.class.getName()));

         TransportConfiguration connectorConfig = new TransportConfiguration(NettyConnectorFactory.class.getName());

         configuration.getConnectorConfigurations().put("connector", connectorConfig);


         // Step 2. Create the JMS configuration
         JMSConfiguration jmsConfig = new JMSConfigurationImpl();

         // Step 3. Configure the JMS ConnectionFactory
         ArrayList<String> connectorNames = new ArrayList<String>();
         connectorNames.add("connector");
         ConnectionFactoryConfiguration cfConfig = new ConnectionFactoryConfigurationImpl("cf", false,  connectorNames, "/cf");
         jmsConfig.getConnectionFactoryConfigurations().add(cfConfig);

         // Step 4. Configure the JMS Queue
         JMSQueueConfiguration queueConfig = new JMSQueueConfigurationImpl("queue1", null, false, "/queue/queue1");
         jmsConfig.getQueueConfigurations().add(queueConfig);

         // Step 5. Start the JMS Server using the HornetQ core server and the JMS configuration
         EmbeddedJMS jmsServer = new EmbeddedJMS();
         jmsServer.setConfiguration(configuration);
         jmsServer.setJmsConfiguration(jmsConfig);
         jmsServer.start();
         System.out.println("Started Embedded JMS Server");

         // Step 6. Lookup JMS resources defined in the configuration
         ConnectionFactory cf = (ConnectionFactory)jmsServer.lookup("/cf");
         Queue queue = (Queue)jmsServer.lookup("/queue/queue1");

         // Step 7. Send and receive a message using JMS API
         Connection connection = null;
         try
         {
            connection = cf.createConnection();
            Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
            MessageProducer producer = session.createProducer(queue);
            TextMessage message = session.createTextMessage("Hello sent at " + new Date());
            System.out.println("Sending message: " + message.getText());
            producer.send(message);
            MessageConsumer messageConsumer = session.createConsumer(queue);
            connection.start();
            TextMessage messageReceived = (TextMessage)messageConsumer.receive(1000);
            System.out.println("Received message:" + messageReceived.getText());
         }
         finally
         {
            if (connection != null)
            {
               connection.close();
            }

            // Step 11. Stop the JMS server
            jmsServer.stop();
            System.out.println("Stopped the JMS Server");

            System.exit(0);
         }
      }
      catch (Exception e)
      {
         e.printStackTrace();
         System.exit(-1);
      }
   }

}
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