第5篇 RabbitMQ集成SpringBoot实现Direct模式

直接代码  项目结构 pom需要增加对RabbitM的支持

Pom文件如下

xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0modelVersion>

   <groupId>com.haibogroupId>
   <artifactId>spring-rabbit-helloartifactId>
   <version>0.0.1-SNAPSHOTversion>
   <packaging>jarpackaging>

   <name>spring-rabbit-helloname>
   <description>Demo project for Spring Bootdescription>

   <parent>
      <groupId>org.springframework.bootgroupId>
      <artifactId>spring-boot-starter-parentartifactId>
      <version>1.5.3.RELEASEversion>
      <relativePath/> 
   parent>

   <properties>
      <project.build.sourceEncoding>UTF-8project.build.sourceEncoding>
      <project.reporting.outputEncoding>UTF-8project.reporting.outputEncoding>
      <java.version>1.8java.version>
   properties>

   <dependencies>
      <dependency>
         <groupId>org.springframework.bootgroupId>
         <artifactId>spring-boot-starter-amqpartifactId>
      dependency>
      <dependency>
         <groupId>org.springframework.bootgroupId>
         <artifactId>spring-boot-starter-webartifactId>
      dependency>

      <dependency>
         <groupId>org.springframework.bootgroupId>
         <artifactId>spring-boot-starter-testartifactId>
         <scope>testscope>
      dependency>


   dependencies>

   <build>
      <plugins>
         <plugin>
            <groupId>org.springframework.bootgroupId>
            <artifactId>spring-boot-maven-pluginartifactId>
         plugin>
      plugins>
   build>

   <repositories>
      <repository>
         <id>nexusid>
         <name>nexusname>
         <url>http://localhost:8081/nexus/content/groups/public/url>
      repository>
   repositories>

project>

package com.haibo;


import org.springframework.amqp.core.*;
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
 * 赵海波 on 2017/6/6.
 */
@Configuration
public class RabbitMQConfig10 {
    /**
     * 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();
        connectionFactory.setAddresses("139.199.11.69:5672");
        connectionFactory.setUsername("guest");
        connectionFactory.setPassword("guest");
        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(RabbitMQConfig10.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(RabbitMQConfig10.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(), true); //确认消息成功消费
            }
        });
        return container;
    }

    /**
     * @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(), true); //确认消息成功消费
            }
        });
        return container;
    }

    @Bean
    public SimpleMessageListenerContainer messageContainer3() {
        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("========queue2 收到消息 : " + new String(body));
                channel.basicAck(message.getMessageProperties().getDeliveryTag(), true); //确认消息成功消费
            }
        });
        return container;
    }

    public static void main(String[] args) {
        SimpleMessageListenerContainer container = new SimpleMessageListenerContainer(new RabbitMQConfig10().connectionFactory());
        container.setQueues(new RabbitMQConfig10().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(), true);
                //确认消息成功消费
            }
        });
    }
}

生产者类如下

package com.haibo;

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
 */
@RestController
public class SendController10 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 SendController10(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(RabbitMQConfig10.EXCHANGE, RabbitMQConfig10.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(RabbitMQConfig10.EXCHANGE, RabbitMQConfig10.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");
        }
    }
}

测试如下 

http://localhost:8000/send1?msg=123

http://localhost:8000/send2?msg=123