edu.kit.dama.util.test.RabbitMQReceiver.java Source code

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Here is the source code for edu.kit.dama.util.test.RabbitMQReceiver.java

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/*
 * Copyright 2016 Karlsruhe Institute of Technology.
 *
 * Licensed 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 edu.kit.dama.util.test;

import com.rabbitmq.client.AMQP;
import com.rabbitmq.client.ConnectionFactory;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Consumer;
import com.rabbitmq.client.DefaultConsumer;
import com.rabbitmq.client.Envelope;
import java.io.IOException;
import java.util.concurrent.TimeoutException;

/**
 *
 * @author jejkal
 */
public class RabbitMQReceiver {

    private final static String EXCHANGE_NAME = "audit";

    public static void main(String[] args) throws IOException, TimeoutException, InterruptedException {

        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost("localhost");
        final Connection connection = factory.newConnection();
        final Channel channel = connection.createChannel();

        channel.exchangeDeclare(EXCHANGE_NAME, "topic", true);
        String queueName = channel.queueDeclare().getQueue();
        channel.queueBind(queueName, EXCHANGE_NAME, "audit.*");

        //  channel.queueDeclare(QUEUE_NAME, true, false, false, null);
        System.out.println(" [*] Waiting for messages. To exit press CTRL+C");

        /*  final Consumer consumer = new DefaultConsumer(channel) {
        @Override
        public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
        String message = new String(body, "UTF-8");
            
        System.out.println(" [x] Received '" + message + "'");
        try {
          doWork(message);
        } finally {
          System.out.println(" [x] Done");
          channel.basicAck(envelope.getDeliveryTag(), false);
        }
        }
        };
        channel.basicConsume(TASK_QUEUE_NAME, false, consumer);
        }*/
        /*   QueueingConsumer consumer = new QueueingConsumer(channel);
            
               /*Consumer consumer = new DefaultConsumer(channel) {
        @Override
        public void handleDelivery(String consumerTag, Envelope envelope,
                AMQP.BasicProperties properties, byte[] body) throws IOException {
            String message = new String(body, "UTF-8");
            System.out.println(" [x] Received '" + message + "'");
        }
               };*/
        /*channel.basicConsume(queueName, true, consumer);
               QueueingConsumer.Delivery delivery = consumer.nextDelivery(10000);
               if (delivery != null) {
        byte[] message = delivery.getBody();
        System.out.println("MESS " + new String(message));
               }*/
        Consumer consumer = new DefaultConsumer(channel) {
            @Override
            public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties,
                    byte[] body) throws IOException {
                String message = new String(body, "UTF-8");
                System.out.println(" [x] Received '" + message + "'");
            }
        };
        channel.basicConsume(queueName, true, consumer);

        // System.exit(0);
    }
}