package example.tempdest; /**
* 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.
*/
import org.apache.activemq.ActiveMQConnectionFactory;
import javax.jms.*;
import java.util.concurrent.TimeUnit;
/**
* @author <a href="http://www.christianposta.com/blog">Christian Posta</a>
*/
public class ProducerRequestReply{
private static final String BROKER_URL = "tcp://localhost:61616";
private static final Boolean NON_TRANSACTED = false;
private static final int NUM_MESSAGES_TO_SEND = 100;
private static final long DELAY = 100;
public static void main(String[] args) {
String url = BROKER_URL;
if (args.length > 0) {
url = args[0].trim();
}
ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory("admin", "password", url);
Connection connection = null;
try {
connection = connectionFactory.createConnection();
connection.start();
Session session = connection.createSession(NON_TRANSACTED, Session.AUTO_ACKNOWLEDGE);
Destination destination = session.createQueue("test-queue");
MessageProducer producer = session.createProducer(destination);
Destination replyDest = session.createTemporaryQueue();
// set up the consumer to handle the reply
MessageConsumer replyConsumer = session.createConsumer(replyDest);
replyConsumer.setMessageListener(new MessageListener() {
@Override
public void onMessage(Message message) {
System.out.println("*** REPLY *** ");
System.out.println(message.toString());
}
});
TextMessage message = session.createTextMessage("I need a response for this, please");
message.setJMSReplyTo(replyDest);
producer.send(message);
// wait for a response
TimeUnit.SECONDS.sleep(2);
producer.close();
session.close();
} catch (Exception e) {
System.out.println("Caught exception!");
}
finally {
if (connection != null) {
try {
connection.close();
} catch (JMSException e) {
System.out.println("Could not close an open connection...");
}
}
}
}
}