SpringBoot 整合 RabbitMQ 生产者

<dependencies>
    <!--spring上下文-->
 <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-context</artifactId>
        <version>5.1.7.RELEASE</version>
    </dependency>
    <!--spring整合amqp-->
 <dependency>
        <groupId>org.springframework.amqp</groupId>
        <artifactId>spring-rabbit</artifactId>
        <version>2.1.8.RELEASE</version>
    </dependency>
    <!--单元测试-->
 <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>4.12</version>
    </dependency>


    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-test</artifactId>
        <version>5.1.7.RELEASE</version>
    </dependency>
</dependencies>
 <!--编译插件  -->
<build>
    <plugins>
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-compiler-plugin</artifactId>
            <version>3.8.0</version>
            <configuration>
                <source>1.8</source>
                <target>1.8</target>
            </configuration>
        </plugin>
    </plugins>
</build>

 #ip 172.16.98.133
rabbitmq.host=localhost
 #端口
rabbitmq.port=5672
 #用户名
rabbitmq.username=weiyihe
 #密码
rabbitmq.password=weiyihe
 #虚拟机
rabbitmq.virtual-host= /itcast_wyh

 <? xml version="1.0" encoding="UTF-8" ?>
<beans xmlns="http://www.springframework.org/schema/beans"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xmlns:context="http://www.springframework.org/schema/context"
 xmlns:rabbit="http://www.springframework.org/schema/rabbit"
 xsi:schemaLocation="http://www.springframework.org/schema/beans
 http://www.springframework.org/schema/beans/spring-beans.xsd
 http://www.springframework.org/schema/context
 https://www.springframework.org/schema/context/spring-context.xsd
 http://www.springframework.org/schema/rabbit
 http://www.springframework.org/schema/rabbit/spring-rabbit.xsd" >


    <!--加载配置文件--> <!--location是配置rabbitMQ的目录-->
 <context:property-placeholder location="classpath:application.properties" />


    <!-- 定义rabbitmq connectionFactory -->
 <rabbit:connection-factory id="connectionFactory" host="${rabbitmq.host}"
 port="${rabbitmq.port}"
 username="${rabbitmq.username}"
 password="${rabbitmq.password}"
 virtual-host="${rabbitmq.virtual-host}" />
    <!--定义管理交换机、队列-->
 <rabbit:admin connection-factory="connectionFactory" />


    <!--
 定义持久化队列，不存在则自动创建；不绑定到交换机则绑定到默认交换机
 默认交换机类型为direct，名字为：""，路由键为队列的名称
 -->


 <!--
 id：bean的名称
 name：queue的名称
 auto-declare：自动创建
 auto-delete：自动删除。最后一个消费者和该队列断开连接后，自动删除队列
 exclusive：是否独占（排他）
 durable：是否持久化
 -->
 <rabbit:queue id="spring_queue" name="spring_queue"  auto-declare="true" />


    <!-- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~广播；所有队列都能收到消息~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -->
 <!--定义广播交换机中的持久化队列，auto-declare不存在则自动创建-->
 <rabbit:queue id="spring_fanout_queue_1" name="spring_fanout_queue_1" auto-declare="true" />


    <!--定义广播交换机中的持久化队列，不存在则自动创建-->
 <rabbit:queue id="spring_fanout_queue_2" name="spring_fanout_queue_2" auto-declare="true" />


    <!--定义广播类型交换机；并绑定上述两个队列-->
 <rabbit:fanout-exchange id="spring_fanout_exchange" name="spring_fanout_exchange" auto-declare="true" >
        <rabbit:bindings>
            <rabbit:binding queue="spring_fanout_queue_1" />
            <rabbit:binding queue="spring_fanout_queue_2" />
        </rabbit:bindings>
    </rabbit:fanout-exchange>


    <!-- ~~~~~~~~~~~~~~~~~~~~~~~~~~~~通配符；*匹配一个单词，#匹配多个单词 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -->
 <!--定义广播交换机中的持久化队列，不存在则自动创建-->
 <rabbit:queue id="spring_topic_queue_star" name="spring_topic_queue_star" auto-declare="true" />
    <!--定义广播交换机中的持久化队列，不存在则自动创建-->
 <rabbit:queue id="spring_topic_queue_well" name="spring_topic_queue_well" auto-declare="true" />
    <!--定义广播交换机中的持久化队列，不存在则自动创建-->
 <rabbit:queue id="spring_topic_queue_well2" name="spring_topic_queue_well2" auto-declare="true" />


    <rabbit:topic-exchange id="spring_topic_exchange" name="spring_topic_exchange" auto-declare="true" >
        <rabbit:bindings>
            <rabbit:binding pattern="weiyihe.*" queue="spring_topic_queue_star" />
            <rabbit:binding pattern="weiyihe.#" queue="spring_topic_queue_well" />
            <rabbit:binding pattern="itcast.#" queue="spring_topic_queue_well2" />
        </rabbit:bindings>
    </rabbit:topic-exchange>


    <!--定义rabbitTemplate对象操作可以在代码中方便发送消息-->
 <rabbit:template id="rabbitTemplate" connection-factory="connectionFactory" />
</beans>

package com.wyh;


import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;


 /**
 *  @program:  SpringBoot-RabbitMQ
 *  @description:  消费者
 *  @author:  魏一鹤
 *  @createDate:  2022-03-31 22:47
 **/


 //spring配置文件
@RunWith(SpringJUnit4ClassRunner.class)
 //加载文件的路径
@ContextConfiguration(locations = "classpath:spring-rabbitmq-producer.xml" )
public class RabbitmqProducer {
    //1 注入 RabbitTemplate
 @Autowired
    private RabbitTemplate rabbitTemplate;


    //2 发送消息
 @Test
    //简单模式
  public void helloWorld(){
        //队列名称,发送消息
  rabbitTemplate.convertAndSend( "spring_queue" , "hello world spring... " );
    }


    @Test
    //发送fanout消息 广播
  public void testFanout(){
        //交换机名称,路由键,发送消息
  rabbitTemplate.convertAndSend( "spring_fanout_exchange" , "" , "hello fanout... " );
    }


    @Test
    //发送topic消息 通配符
  public void testTopic(){
        //交换机名称,路由键,发送消息
  rabbitTemplate.convertAndSend( "spring_topic_exchange" , "weiyihe.yangyuting" , "hello topic... " );
    }
}