本文主要是介绍SpringBoot整合rabbitmq-直连交换机队列（二），希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！
说明：本文章主要是Direct定向/直连类型交换机的使用，它的大致流程是将一个队列绑定到一个直连交换机上，并赋予一个路由键 routingkey，当一个消息携带着路由值为routingkey，这个消息通过生产者发送给交换机时，交换机就会根据这个路由值routingkey去寻找绑定的队列。
工程图：
A.总体maven引入
pom.xml
<?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>4.0.0</modelVersion><parent><artifactId>spring-boot-starter-parent</artifactId> <!-- 被继承的父项目的构件标识符 --><groupId>org.springframework.boot</groupId> <!-- 被继承的父项目的全球唯一标识符 --><version>2.2.2.RELEASE</version> <!-- 被继承的父项目的版本 --><relativePath/> <!-- lookup parent from repository --></parent><groupId>RabbitMqSpringbootDemo</groupId><artifactId>RabbitMqSpringbootDemo</artifactId><version>1.0-SNAPSHOT</version><packaging>pom</packaging><modules><module>MqCustomer</module><module>MqProducer</module></modules><name>RabbitMqSpringbootDemo Maven Webapp</name><!-- FIXME change it to the project's website --><url>http://www.example.com</url><properties><project.build.sourceEncoding>UTF-8</project.build.sourceEncoding><maven.compiler.source>1.8</maven.compiler.source><maven.compiler.target>1.8</maven.compiler.target></properties><dependencies></dependencies><build><finalName>RabbitMqSpringbootDemo</finalName><pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) --><plugins><plugin><artifactId>maven-clean-plugin</artifactId><version>3.1.0</version></plugin><!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging --><plugin><artifactId>maven-resources-plugin</artifactId><version>3.0.2</version></plugin><plugin><artifactId>maven-compiler-plugin</artifactId><version>3.8.0</version></plugin><plugin><artifactId>maven-surefire-plugin</artifactId><version>2.22.1</version></plugin><plugin><artifactId>maven-war-plugin</artifactId><version>3.2.2</version></plugin><plugin><artifactId>maven-install-plugin</artifactId><version>2.5.2</version></plugin><plugin><artifactId>maven-deploy-plugin</artifactId><version>2.8.2</version></plugin></plugins></pluginManagement></build>
</project>
B.生产者MqProducer
1.pom.xml
<?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"><parent><artifactId>RabbitMqSpringbootDemo</artifactId><groupId>RabbitMqSpringbootDemo</groupId><version>1.0-SNAPSHOT</version></parent><modelVersion>4.0.0</modelVersion><artifactId>MqProducer</artifactId><packaging>jar</packaging><name>MqProducer Maven Webapp</name><!-- FIXME change it to the project's website --><url>http://www.example.com</url><properties><project.build.sourceEncoding>UTF-8</project.build.sourceEncoding><maven.compiler.source>1.8</maven.compiler.source><maven.compiler.target>1.8</maven.compiler.target></properties><dependencies><!--spring boot核心--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter</artifactId></dependency><!--spring boot 测试--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-test</artifactId><scope>test</scope></dependency><!--springmvc web--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-web</artifactId></dependency><!--开发环境调试--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-devtools</artifactId><optional>true</optional></dependency><!--amqp 支持--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-amqp</artifactId></dependency><dependency><groupId>com.alibaba</groupId><artifactId>fastjson</artifactId><version>1.2.78</version></dependency><!-- commons-lang3 --><dependency><groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>3.4</version></dependency><!--lombok--><dependency><groupId>org.projectlombok</groupId><artifactId>lombok</artifactId><version>1.16.10</version></dependency></dependencies><build><finalName>MqProducer</finalName><pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) --><plugins><plugin><artifactId>maven-clean-plugin</artifactId><version>3.1.0</version></plugin><!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging --><plugin><artifactId>maven-resources-plugin</artifactId><version>3.0.2</version></plugin><plugin><artifactId>maven-compiler-plugin</artifactId><version>3.8.0</version></plugin><plugin><artifactId>maven-surefire-plugin</artifactId><version>2.22.1</version></plugin><plugin><artifactId>maven-war-plugin</artifactId><version>3.2.2</version></plugin><plugin><artifactId>maven-install-plugin</artifactId><version>2.5.2</version></plugin><plugin><artifactId>maven-deploy-plugin</artifactId><version>2.8.2</version></plugin></plugins></pluginManagement></build>
</project>
2.application.yml
server:port: 8080
spring:rabbitmq:port: 5672host: 192.168.18.145username: adminpassword: adminvirtual-host: /
3.DirectQueueRabbitConfig
package com.dev.config;import org.springframework.amqp.core.Binding;
import org.springframework.amqp.core.BindingBuilder;
import org.springframework.amqp.core.DirectExchange;
import org.springframework.amqp.core.Queue;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;/*** 类名称：Direct定向/直连类型交换机的使用** @author lqw* @date 2024年02月28日 10:40*/
@Configuration
public class DirectQueueRabbitConfig {//队列 起名：directQueue@Beanpublic Queue directQueue() {return new Queue("directQueue",true);}//Direct交换机 起名：directExchange@BeanDirectExchange directExchange() {return new DirectExchange("directExchange",true,false);}//绑定 将队列和交换机绑定, 并设置用于匹配键：directRoutingKey@BeanBinding bindingDirect() {return BindingBuilder.bind(directQueue()).to(directExchange()).with("directRoutingKey");}}
4.DirectQueueController
package com.dev.controller;import lombok.extern.slf4j.Slf4j;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;import java.util.HashMap;
import java.util.Map;/*** 类名称：直接交换机 消息生产者** @author lqw* @date 2024年02月27日 14:47*/
@Slf4j
@RestController
@RequestMapping("directQueue")
public class DirectQueueController {@AutowiredRabbitTemplate rabbitTemplate; //使用RabbitTemplate,这提供了接收/发送等等方法/*** Direct测试* @return*/@GetMapping("/sendMessage")public String sendMessage() {Map<String,Object> map = new HashMap<>();map.put("id","lalala");map.put("name","zhanglong");rabbitTemplate.convertAndSend("directExchange", "directRoutingKey", map);return "ok";}}5.AppP
package com.dev;import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;/*** 类名称：** @author 李庆伟* @date 2024年02月27日 14:20*/
@SpringBootApplication
public class AppP {public static void main(String[] args) {SpringApplication.run(AppP.class);}
}
C.消费者：MqCustomer
1.pom.xml
<?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"><parent><artifactId>RabbitMqSpringbootDemo</artifactId><groupId>RabbitMqSpringbootDemo</groupId><version>1.0-SNAPSHOT</version></parent><modelVersion>4.0.0</modelVersion><artifactId>MqCustomer</artifactId><packaging>jar</packaging><name>MqCustomer Maven Webapp</name><!-- FIXME change it to the project's website --><url>http://www.example.com</url><properties><project.build.sourceEncoding>UTF-8</project.build.sourceEncoding><maven.compiler.source>1.8</maven.compiler.source><maven.compiler.target>1.8</maven.compiler.target></properties><dependencies><!--spring boot核心--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter</artifactId></dependency><!--spring boot 测试--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-test</artifactId><scope>test</scope></dependency><!--springmvc web--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-web</artifactId></dependency><!--开发环境调试--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-devtools</artifactId><optional>true</optional></dependency><!--amqp 支持--><dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-amqp</artifactId></dependency><!-- commons-lang3 --><dependency><groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>3.4</version></dependency><!--lombok--><dependency><groupId>org.projectlombok</groupId><artifactId>lombok</artifactId><version>1.16.10</version></dependency></dependencies><build><finalName>MqCustomer</finalName><pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) --><plugins><plugin><artifactId>maven-clean-plugin</artifactId><version>3.1.0</version></plugin><!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging --><plugin><artifactId>maven-resources-plugin</artifactId><version>3.0.2</version></plugin><plugin><artifactId>maven-compiler-plugin</artifactId><version>3.8.0</version></plugin><plugin><artifactId>maven-surefire-plugin</artifactId><version>2.22.1</version></plugin><plugin><artifactId>maven-war-plugin</artifactId><version>3.2.2</version></plugin><plugin><artifactId>maven-install-plugin</artifactId><version>2.5.2</version></plugin><plugin><artifactId>maven-deploy-plugin</artifactId><version>2.8.2</version></plugin></plugins></pluginManagement></build>
</project>
2.application.yml
server:port: 8081spring:rabbitmq:port: 5672host: 192.168.18.145username: adminpassword: admin
3.DirectQueueRabbitListener
package cn.ct.listeners;import org.springframework.amqp.rabbit.annotation.RabbitHandler;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.stereotype.Component;import java.util.Map;/*** 类名称：消息消费者* 直连* @author lqw* @date 2024年02月27日 14:58*/
@Component
public class DirectQueueRabbitListener {@RabbitListener(queues = "directQueue")@RabbitHandlerpublic void process(Map msg) {System.out.println("Rabbitmq Direct : " + msg);System.out.println("Rabbitmq Direct : " + msg);}}
4.AppC
package cn.ct;import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;/*** 类名称：** @author lqw* @date 2024年02月27日 14:20*/
@SpringBootApplication
public class AppC {public static void main(String[] args) {SpringApplication.run(AppC.class);}
}
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