org.apache.activemq.artemis.jms.example.AerogearExample Maven / Gradle / Ivy
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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,
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* 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.Message;
import javax.jms.MessageProducer;
import javax.jms.Queue;
import javax.jms.Session;
import javax.naming.InitialContext;
/**
* A simple JMS Queue example that creates a producer and consumer on a queue and sends then receives a message.
*/
public class AerogearExample {
public static void main(final String[] args) throws Exception {
Connection connection = 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 Connection Factory
ConnectionFactory cf = (ConnectionFactory) initialContext.lookup("ConnectionFactory");
// Step 4.Create a JMS Connection
connection = cf.createConnection();
// Step 5. Create a JMS Session
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
// Step 6. Create a JMS Message Producer
MessageProducer producer = session.createProducer(queue);
// Step 7. Create a Text Message
Message message = session.createMessage();
message.setStringProperty("AEROGEAR_ALERT", "Hello this is a notification from ActiveMQ");
producer.send(message);
System.out.println("Sent message");
System.out.println("now check your mobile app and press enter");
System.in.read();
} finally {
// Step 12. Be sure to close our JMS resources!
if (initialContext != null) {
initialContext.close();
}
if (connection != null) {
connection.close();
}
}
}
}