RabbitMQ+SpringBoot

创建Springboot项目

点击https://start.spring.io/进行打包创建

添加RabbitMQ相关依赖

<!-- rabbitmq -->
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-amqp</artifactId>
		</dependency>
            

新建RabbitMQConfig.java配置类

package wang.raye.rabbitmq.demo1;


import org.springframework.amqp.core.AcknowledgeMode;
import org.springframework.amqp.core.Binding;
import org.springframework.amqp.core.BindingBuilder;
import org.springframework.amqp.core.DirectExchange;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.core.Queue;
import org.springframework.amqp.rabbit.connection.CachingConnectionFactory;
import org.springframework.amqp.rabbit.connection.ConnectionFactory;
import org.springframework.amqp.rabbit.core.ChannelAwareMessageListener;
import org.springframework.amqp.rabbit.listener.SimpleMessageListenerContainer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * rabbitmq 的配置类
 *
 * @author journey
 * @since 2017-1-11
 */
@Configuration
public class RabbitMQConfig {
    /** 消息交换机的名字*/
    public static final String EXCHANGE = "my-mq-exchange";
    /** 队列key1*/
    public static final String ROUTINGKEY1 = "queue_one_key1";
    /** 队列key2*/
    public static final String ROUTINGKEY2 = "queue_one_key2";

    /**
     * 配置链接信息
     * @return
     */
    @Bean
    public ConnectionFactory connectionFactory() {
        CachingConnectionFactory connectionFactory = new CachingConnectionFactory("192.168.0.252",5672);

        connectionFactory.setUsername("rabbitmq");
        connectionFactory.setPassword("rabbitmq");
        connectionFactory.setVirtualHost("/");
        connectionFactory.setPublisherConfirms(true); // 必须要设置
        return connectionFactory;
    }

    /**
     * 配置消息交换机
     * 针对消费者配置
     FanoutExchange: 将消息分发到所有的绑定队列，无routingkey的概念
     HeadersExchange ：通过添加属性key-value匹配
     DirectExchange:按照routingkey分发到指定队列
     TopicExchange:多关键字匹配
     */
    @Bean
    public DirectExchange defaultExchange() {
        return new DirectExchange(EXCHANGE, true, false);
    }
    /**
     * 配置消息队列1
     * 针对消费者配置
     * @return
     */
    @Bean
    public Queue queue() {
        return new Queue("queue_one", true); //队列持久

    }
    /**
     * 将消息队列1与交换机绑定
     * 针对消费者配置
     * @return
     */
    @Bean
    public Binding binding() {
        return BindingBuilder.bind(queue()).to(defaultExchange()).with(RabbitMQConfig.ROUTINGKEY1);
    }

    /**
     * 配置消息队列2
     * 针对消费者配置
     * @return
     */
    @Bean
    public Queue queue1() {
        return new Queue("queue_one1", true); //队列持久

    }
    /**
     * 将消息队列2与交换机绑定
     * 针对消费者配置
     * @return
     */
    @Bean
    public Binding binding1() {
        return BindingBuilder.bind(queue1()).to(defaultExchange()).with(RabbitMQConfig.ROUTINGKEY2);
    }
    /**
     * 接受消息的监听，这个监听会接受消息队列1的消息
     * 针对消费者配置
     * @return
     */
    @Bean
    public SimpleMessageListenerContainer messageContainer() {
        SimpleMessageListenerContainer container = new SimpleMessageListenerContainer(connectionFactory());
        container.setQueues(queue());
        container.setExposeListenerChannel(true);
        container.setMaxConcurrentConsumers(1);
        container.setConcurrentConsumers(1);
        container.setAcknowledgeMode(AcknowledgeMode.MANUAL); //设置确认模式手工确认
        container.setMessageListener(new ChannelAwareMessageListener() {

            public void onMessage(Message message, com.rabbitmq.client.Channel channel) throws Exception {
                byte[] body = message.getBody();
                System.out.println("收到消息 : " + new String(body));
                channel.basicAck(message.getMessageProperties().getDeliveryTag(), false); //确认消息成功消费

            }

        });
        return container;
    }
    /**
     * 接受消息的监听，这个监听会接受消息队列1的消息
     * 针对消费者配置
     * @return
     */
    @Bean
    public SimpleMessageListenerContainer messageContainer2() {
        SimpleMessageListenerContainer container = new SimpleMessageListenerContainer(connectionFactory());
        container.setQueues(queue1());
        container.setExposeListenerChannel(true);
        container.setMaxConcurrentConsumers(1);
        container.setConcurrentConsumers(1);
        container.setAcknowledgeMode(AcknowledgeMode.MANUAL); //设置确认模式手工确认
        container.setMessageListener(new ChannelAwareMessageListener() {

            public void onMessage(Message message, com.rabbitmq.client.Channel channel) throws Exception {
                byte[] body = message.getBody();
                System.out.println("queue1 收到消息 : " + new String(body));
                channel.basicAck(message.getMessageProperties().getDeliveryTag(), false); //确认消息成功消费

            }

        });
        return container;
    }
}

发送消息

package wang.raye.rabbitmq.demo1;

import java.util.UUID;

import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.rabbit.support.CorrelationData;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

/**
 * 测试RabbitMQ发送消息的Controller
 * @author journey
 *
 */
@RestController
public class SendController implements RabbitTemplate.ConfirmCallback{
    private RabbitTemplate rabbitTemplate;
    /**
     * 配置发送消息的rabbitTemplate，因为是构造方法，所以不用注解Spring也会自动注入（应该是新版本的特性）
     * @param rabbitTemplate
     */
    public SendController(RabbitTemplate rabbitTemplate){
        this.rabbitTemplate = rabbitTemplate;
        //设置消费回调
        this.rabbitTemplate.setConfirmCallback(this);
    }
    /**
     * 向消息队列1中发送消息
     * @param msg
     * @return
     */
    @RequestMapping("send1")
    public String send1(String msg){
        String uuid = UUID.randomUUID().toString();
        CorrelationData correlationId = new CorrelationData(uuid);
        rabbitTemplate.convertAndSend(RabbitMQConfig.EXCHANGE, RabbitMQConfig.ROUTINGKEY1, msg,
                correlationId);
        return null;
    }
    /**
     * 向消息队列2中发送消息
     * @param msg
     * @return
     */
    @RequestMapping("send2")
    public String send2(String msg){
        String uuid = UUID.randomUUID().toString();
        CorrelationData correlationId = new CorrelationData(uuid);
        rabbitTemplate.convertAndSend(RabbitMQConfig.EXCHANGE, RabbitMQConfig.ROUTINGKEY2, msg,
                correlationId);
        return null;
    }
    /**
     * 消息的回调，主要是实现RabbitTemplate.ConfirmCallback接口
     * 注意，消息回调只能代表成功消息发送到RabbitMQ服务器，不能代表消息被成功处理和接受
     */
    public void confirm(CorrelationData correlationData, boolean ack, String cause) {
        System.out.println(" 回调id:" + correlationData);
        if (ack) {
            System.out.println("消息成功消费");
        } else {
            System.out.println("消息消费失败:" + cause+"\n重新发送");
            
        }
    }
}

浏览器输入 http://localhost:8080/send1?msg=aaaa http://localhost:8080/send2?msg=aaaa