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 *
 * 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.
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 */
package org.apache.qpid.jms.example;

import java.util.Properties;

import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.DeliveryMode;
import javax.jms.Destination;
import javax.jms.ExceptionListener;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;
import javax.naming.Context;
import javax.naming.InitialContext;

public class HelloWorld {
    private static final String USER = "guest";
    private static final String PASSWORD = "guest";

    public static void main(String[] args) throws Exception {
        try {
            // JNDI information can be configured by including an file named jndi.properties
            // on the classpath, containing the "java.naming.factory.initial" configuration
            // and properties configuring required ConnectionFactory and Destination objects.
            // The below is an alternative approach being used only for the examples.
            Properties env = new Properties();
            env.put(Context.INITIAL_CONTEXT_FACTORY, "org.apache.qpid.jms.jndi.JmsInitialContextFactory");
            env.put(Context.PROVIDER_URL, ClassLoader.getSystemResource("org/apache/qpid/jms/example/example-jndi.properties").toExternalForm());

            Context context = new InitialContext(env);

            ConnectionFactory factory = (ConnectionFactory) context.lookup("myFactoryLookup");
            Destination queue = (Destination) context.lookup("myQueueLookup");

            Connection connection = factory.createConnection(USER, PASSWORD);
            connection.setExceptionListener(new MyExceptionListener());
            connection.start();

            Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);

            MessageProducer messageProducer = session.createProducer(queue);
            MessageConsumer messageConsumer = session.createConsumer(queue);

            TextMessage message = session.createTextMessage("Hello world!");
            messageProducer.send(message, DeliveryMode.NON_PERSISTENT, Message.DEFAULT_PRIORITY, Message.DEFAULT_TIME_TO_LIVE);
            TextMessage receivedMessage = (TextMessage) messageConsumer.receive(2000L);
            System.out.println(receivedMessage.getText());

            connection.close();
        } catch (Exception exp) {
            System.out.println("Caught exception, exiting.");
            exp.printStackTrace(System.out);
            System.exit(1);
        }
    }

    private static class MyExceptionListener implements ExceptionListener {
        @Override
        public void onException(JMSException exception) {
            System.out.println("Connection ExceptionListener fired, exiting.");
            exception.printStackTrace(System.out);
            System.exit(1);
        }
    }
}
add a basic HelloWorld example