com.anton.dev.tqrbs2.basic.BasicJava.java Source code

Introduction

Here is the source code for com.anton.dev.tqrbs2.basic.BasicJava.java

Source

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package com.anton.dev.tqrbs2.basic;

import org.springframework.amqp.core.BindingBuilder;
import org.springframework.amqp.core.Queue;
import org.springframework.amqp.core.TopicExchange;
import org.springframework.amqp.rabbit.connection.CachingConnectionFactory;
import org.springframework.amqp.rabbit.connection.ConnectionFactory;
import org.springframework.amqp.rabbit.core.RabbitAdmin;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.rabbit.listener.SimpleMessageListenerContainer;
import org.springframework.amqp.rabbit.listener.adapter.MessageListenerAdapter;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

/**
 *
 * @author anton
 * https://projects.spring.io/spring-amqp/#quick-start
 */
public class BasicJava {

    private static final Logger LOGGER = LogManager.getLogger(BasicJava.class);

    public static void main(String[] args) throws Exception {
        ConnectionFactory cf = new CachingConnectionFactory();

        // set up the queue, exchange, binding on the broker
        RabbitAdmin admin = new RabbitAdmin(cf);
        Queue queue = new Queue("myQueue");
        admin.declareQueue(queue);
        TopicExchange exchange = new TopicExchange("myExchange2");
        admin.declareExchange(exchange);
        admin.declareBinding(BindingBuilder.bind(queue).to(exchange).with("foo.*"));

        // set up the listener and container
        SimpleMessageListenerContainer container = new SimpleMessageListenerContainer(cf);
        Object listener = new Object() {
            public void handleMessage(String foo) {
                LOGGER.info("Recibiendo Java: " + foo);
            }
        };
        MessageListenerAdapter adapter = new MessageListenerAdapter(listener);
        container.setMessageListener(adapter);
        container.setQueueNames("myQueue");
        container.start();

        // send something
        RabbitTemplate template = new RabbitTemplate(cf);
        String msg = "Hello, world Rabbit!";
        LOGGER.info("Enviando Java: " + msg);
        template.convertAndSend("myExchange2", "foo.bar", msg);
        Thread.sleep(1000);
        container.stop();
    }
}