com.anton.dev.tqrb.MessageListener.java Source code

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Here is the source code for com.anton.dev.tqrb.MessageListener.java

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package com.anton.dev.tqrb;

import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;
import com.rabbitmq.client.ConsumerCancelledException;
import com.rabbitmq.client.QueueingConsumer;
import com.rabbitmq.client.ShutdownSignalException;
import java.io.IOException;
import java.util.concurrent.TimeoutException;

/**
 * Receptor
 * https://www.adictosaltrabajo.com/tutoriales/implementacion-de-emisor-y-receptor-basicos-con-rabbitmq/
 * @author anton
 */
public class MessageListener {
    private final static String QUEUE_NAME = "MAIN_QUEUE";

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

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

        channel.queueDeclare(QUEUE_NAME, true, false, false, null);
        System.out.println(" [*] A la espera de mensajes. Para salir pulse: CTRL+C");
        QueueingConsumer consumer = new QueueingConsumer(channel);
        channel.basicConsume(QUEUE_NAME, true, consumer);

        while (true) {
            System.out.println("Obteniendo siguiente mensaje.");
            QueueingConsumer.Delivery delivery = consumer.nextDelivery();
            String message = new String(delivery.getBody());
            System.out.println(" [x] Recibido: '" + message + "'");
            doWork(message);
            System.out.println(" [x] Hecho!!! ");
        }
    }

    private static void doWork(String task) throws InterruptedException {
        Thread.sleep(4000);
    }
}