SSLDualAuthenticationExample.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.artemis.jms.example;

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 javax.naming.InitialContext;

/**
 * A simple JMS Queue example that uses dual broker authentication mechanisms for SSL and non-SSL connections.
 */
public class SSLDualAuthenticationExample {

   public static void main(final String[] args) throws Exception {
      Connection producerConnection = null;
      Connection consumerConnection = null;
      InitialContext initialContext = null;
      try {
         // Step 1. Create an initial context to perform the JNDI lookup.
         initialContext = new InitialContext();

         // Step 2. Perfom a lookup on the queue
         Queue queue = (Queue) initialContext.lookup("queue/exampleQueue");

         // Step 3. Perform a lookup on the producer's SSL Connection Factory
         ConnectionFactory producerConnectionFactory = (ConnectionFactory) initialContext.lookup("SslConnectionFactory");

         // Step 4. Perform a lookup on the consumer's Connection Factory
         ConnectionFactory consumerConnectionFactory = (ConnectionFactory) initialContext.lookup("ConnectionFactory");

         // Step 5.Create a JMS Connection for the producer
         producerConnection = producerConnectionFactory.createConnection();

         // Step 6.Create a JMS Connection for the consumer
         consumerConnection = consumerConnectionFactory.createConnection("consumer", "activemq");

         // Step 7. Create a JMS Session for the producer
         Session producerSession = producerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);

         // Step 8. Create a JMS Session for the consumer
         Session consumerSession = consumerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);

         // Step 9. Create a JMS Message Producer
         MessageProducer producer = producerSession.createProducer(queue);

         // Step 10. Create a Text Message
         TextMessage message = producerSession.createTextMessage("This is a text message");

         System.out.println("Sent message: " + message.getText());

         // Step 11. Send the Message
         producer.send(message);

         // Step 12. Create a JMS Message Consumer
         MessageConsumer messageConsumer = consumerSession.createConsumer(queue);

         // Step 13. Start the Connection
         consumerConnection.start();

         // Step 14. Receive the message
         TextMessage messageReceived = (TextMessage) messageConsumer.receive(5000);

         System.out.println("Received message: " + messageReceived.getText());

         initialContext.close();
      } finally {
         // Step 15. Be sure to close our JMS resources!
         if (initialContext != null) {
            initialContext.close();
         }
         if (producerConnection != null) {
            producerConnection.close();
         }
         if (consumerConnection != null) {
            consumerConnection.close();
         }
      }
   }
}