手动创建消息队列和交换机以及转JSON

pom.xml

@@ -41,6 +41,10 @@
             <artifactId>spring-rabbit-test</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.dataformat</groupId>
+            <artifactId>jackson-dataformat-yaml</artifactId>
+        </dependency>
     </dependencies>
 
     <build>

src/main/java/com/example/rabbitmq/RabbitMqApplication.java

@@ -1,7 +1,10 @@
 package com.example.rabbitmq;
 
+import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
+import org.springframework.amqp.support.converter.MessageConverter;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
 
 @SpringBootApplication
 public class RabbitMqApplication {
@@ -10,4 +13,8 @@ public class RabbitMqApplication {
         SpringApplication.run(RabbitMqApplication.class, args);
     }
 
+    @Bean
+    public MessageConverter messageConverter() {
+        return new Jackson2JsonMessageConverter();
+    }
 }

src/main/java/com/example/rabbitmq/config/CreateObjectQueue.java

@@ -0,0 +1,13 @@
+package com.example.rabbitmq.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;import org.springframework.amqp.core.*;
+
+
+@Configuration
+public class CreateObjectQueue {
+    @Bean
+    public Queue ObjectQueue() {
+        return new Queue("object,queue");
+    }
+}

src/main/java/com/example/rabbitmq/config/DirectConfig.java

@@ -0,0 +1,34 @@
+package com.example.rabbitmq.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;
+
+@Configuration
+public class DirectConfig {
+    // 创建交换机
+    @Bean
+    public DirectExchange directExchange() {
+        return new DirectExchange("bunny.direct");
+    }
+
+    // 新建队列
+    @Bean
+    public Queue directQueue1() {
+        return new Queue("direct.queue1");
+    }
+
+    // 将交换机添加新的key为red
+    @Bean
+    public Binding directBinding(Queue directQueue1,DirectExchange directExchange) {
+        return BindingBuilder.bind(directQueue1).to(directExchange).with("red");
+    }
+
+    @Bean
+    public Binding binding1(Queue directQueue1, DirectExchange directExchange) {
+        return BindingBuilder.bind(directQueue1).to(directExchange).with("blue");
+    }
+}

src/main/java/com/example/rabbitmq/config/FanoutConfiguration.java

@@ -0,0 +1,45 @@
+package com.example.rabbitmq.config;
+
+import org.springframework.amqp.core.*;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class FanoutConfiguration {
+    // 创建新的交换机---bunny.fanout
+    @Bean
+    public FanoutExchange fanoutExchange() {
+        return new FanoutExchange("bunny.fanout");
+    }
+
+    // 创建队列---fanout.queue3
+    @Bean
+    public Queue fanoutQueue() {
+        // QueueBuilder.durable("fanout.queue3").build();   // 创建队列
+        return new Queue("fanout.queue3");
+    }
+
+    // 队列绑定到交换机上
+    @Bean
+    public Binding fanoutBinding(Queue fanoutQueue) {
+        return BindingBuilder.bind(fanoutQueue).to(fanoutExchange());
+    }
+
+    // 创建新的队列---fanout.queue4
+    @Bean
+    public Queue fanoutQueue4() {
+        return new Queue("fanout.queue4");
+    }
+
+    // 创建新的队列---direct.queue2
+    @Bean
+    public Queue directQueue2() {
+        return new Queue("direct.queue2");
+    }
+
+    // 将队列 fanout.queue4 绑定到 交换机上
+    @Bean
+    public Binding fanoutBinding4() {
+        return BindingBuilder.bind(fanoutQueue4()).to(fanoutExchange());
+    }
+}

src/main/java/com/example/rabbitmq/listener/MqListener.java

@@ -1,6 +1,10 @@
 package com.example.rabbitmq.listener;
 
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.amqp.core.ExchangeTypes;
+import org.springframework.amqp.rabbit.annotation.Exchange;
+import org.springframework.amqp.rabbit.annotation.Queue;
+import org.springframework.amqp.rabbit.annotation.QueueBinding;
 import org.springframework.amqp.rabbit.annotation.RabbitListener;
 import org.springframework.stereotype.Component;
 
@@ -19,6 +23,7 @@ public class MqListener {
 
     /**
      * 监听 work.queue 中队列消息
+     *
      * @param message 消息
      */
     @RabbitListener(queues = "work.queue")
@@ -28,6 +33,7 @@ public class MqListener {
 
     /**
      * 监听 work.queue 中队列消息
+     *
      * @param message 消息
      */
     @RabbitListener(queues = "work.queue")
@@ -37,14 +43,17 @@ public class MqListener {
 
     /**
      * 监听 direct.queue1 中队列消息
+     *
      * @param message 消息
      */
     @RabbitListener(queues = "direct.queue1")
     public void listenDirectQueue1(String message) {
         System.out.println("direct.queue1 收到了 direct.queue1：【消息】" + message);
     }
+
     /**
      * 监听 direct.queue2 中队列消息
+     *
      * @param message 消息
      */
     @RabbitListener(queues = "direct.queue2")
@@ -54,18 +63,28 @@ public class MqListener {
 
     /**
      * 接受消息 topic.queue1
+     *
      * @param message 消息
      */
-    @RabbitListener(queues = "topic.queue1")
+    @RabbitListener(bindings = @QueueBinding(
+            value = @Queue(name = "topic.queue1", durable = "true"),
+            exchange = @Exchange(name = "bunny.direct", type = ExchangeTypes.DIRECT),
+            key = {"red", "blue"}
+    ))
     public void listenTopicQueue1(String message) {
         System.out.println("topic.queue1 收到了 【消息]" + message);
     }
 
     /**
      * 接受消息 topic.queue1
+     *
      * @param message 消息
      */
-    @RabbitListener(queues = "topic.queue2")
+    @RabbitListener(bindings = @QueueBinding(
+            value = @Queue(name = "topic.queue2", durable = "true"),
+            exchange = @Exchange(name = "bunny.direct", type = ExchangeTypes.DIRECT),
+            key = {"yellow", "red"}
+    ))
     public void listenTopicQueue2(String message) {
         System.out.println("topic.queue2 收到了 【消息]" + message);
     }

src/test/java/com/example/rabbitmq/SendMessageTest.java

@@ -0,0 +1,27 @@
+package com.example.rabbitmq;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.amqp.rabbit.core.RabbitTemplate;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.context.annotation.Bean;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Queue;
+
+@SpringBootTest
+public class SendMessageTest {
+    @Autowired
+    private RabbitTemplate rabbitTemplate;
+
+    // 声明使用JSON，否咋在消息队列中会有很长一段字符串
+    @Test
+    void testSendObject() {
+        Map<String, Object> map = new HashMap<>(2);
+        map.put("name","test");
+        map.put("age", 21);
+        rabbitTemplate.convertAndSend("object,queue", map);
+    }
+}