Dev 补充RocketMq的样例

demo-mq-rocketmq/pom.xml

@@ -28,11 +28,25 @@
             <artifactId>spring-boot-starter</artifactId>
         </dependency>
 
+      <dependency>
+        <groupId>org.apache.rocketmq</groupId>
+        <artifactId>rocketmq-spring-boot-starter</artifactId>
+        <version>2.0.4</version>
+      </dependency>
+
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
         </dependency>
+      <dependency>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-web</artifactId>
+      </dependency>
+      <dependency>
+        <groupId>org.projectlombok</groupId>
+        <artifactId>lombok</artifactId>
+      </dependency>
     </dependencies>
 
     <build>

demo-mq-rocketmq/src/main/java/com/xkcoding/mq/rocketmq/controller/SendMsgController.java

@@ -0,0 +1,69 @@
+package com.xkcoding.mq.rocketmq.controller;
+
+import com.xkcoding.mq.rocketmq.message.MessageProducer;
+import org.apache.rocketmq.client.exception.MQBrokerException;
+import org.apache.rocketmq.client.exception.MQClientException;
+import org.apache.rocketmq.client.producer.DefaultMQProducer;
+import org.apache.rocketmq.client.producer.SendResult;
+import org.apache.rocketmq.common.message.Message;
+import org.apache.rocketmq.remoting.common.RemotingHelper;
+import org.apache.rocketmq.remoting.exception.RemotingException;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.io.UnsupportedEncodingException;
+
+@RestController
+@RequestMapping("sendMessage")
+public class SendMsgController {
+    @Autowired
+    MessageProducer messageProducer;
+
+    /**
+     * 官方发送消息示例
+     */
+    @RequestMapping("official")
+    public void sendMsgOfficial() throws Exception {
+            //测试发送消息，实例化生产者producer
+            // 实例化消息生产者Producer
+            DefaultMQProducer producer = new DefaultMQProducer("test_message");
+            // 设置NameServer的地址
+            producer.setNamesrvAddr("192.168.1.18:9876");
+            // 启动Producer实例
+            producer.start();
+            for (int i = 0; i < 50; i++) {
+                // 创建消息，并指定Topic，Tag和消息体
+                Message msg = new Message("TopicTest" /* Topic */,
+                    "TagA" /* Tag */,
+                    ("Hello RocketMQ " + i).getBytes(RemotingHelper.DEFAULT_CHARSET) /* Message body */
+                );
+                // 发送消息到一个Broker
+                SendResult sendResult = producer.send(msg);
+                // 通过sendResult返回消息是否成功送达
+                System.out.printf("%s%n", sendResult);
+            }
+            // 如果不再发送消息，关闭Producer实例。
+            producer.shutdown();
+    }
+
+    /**
+     * 发送普通消息
+     */
+    @RequestMapping("plain")
+    public SendResult sendPlainMsg(){
+        return messageProducer.sendPlainMsg("发送普通消息");
+    }
+
+    /**
+     * 发送延迟消息，
+     * messageDelayLevel=1s 5s 10s 30s 1m 2m 3m 4m 5m 6m 7m 8m 9m 10m 20m 30m 1h 2h
+     */
+    @RequestMapping(value = "delay",method = RequestMethod.POST)
+    public SendResult sendDelayMsg(@RequestParam(name = "delayLevel") int delayLevel){
+        return messageProducer.sendDelayMsg("发送延迟消息",delayLevel);
+    }
+
+}

demo-mq-rocketmq/src/main/java/com/xkcoding/mq/rocketmq/message/MessageConsumer.java

@@ -0,0 +1,16 @@
+package com.xkcoding.mq.rocketmq.message;
+
+import org.apache.rocketmq.spring.annotation.RocketMQMessageListener;
+import org.apache.rocketmq.spring.core.RocketMQListener;
+import org.springframework.stereotype.Component;
+
+@Component
+@RocketMQMessageListener(topic = "TopicTest",consumerGroup="consumer-test")
+public class MessageConsumer implements RocketMQListener<String> {
+
+    @Override
+
+ public void onMessage(String message) {
+        System.out.printf("consumer name is %s data is %s%n", this.getClass().getSimpleName(), message);
+    }
+}

demo-mq-rocketmq/src/main/java/com/xkcoding/mq/rocketmq/message/MessageProducer.java

@@ -0,0 +1,70 @@
+package com.xkcoding.mq.rocketmq.message;
+
+import lombok.extern.slf4j.Slf4j;
+import org.apache.rocketmq.client.producer.DefaultMQProducer;
+import org.apache.rocketmq.client.producer.MessageQueueSelector;
+import org.apache.rocketmq.client.producer.SendCallback;
+import org.apache.rocketmq.client.producer.SendResult;
+import org.apache.rocketmq.common.message.Message;
+import org.apache.rocketmq.common.message.MessageQueue;
+import org.apache.rocketmq.remoting.common.RemotingHelper;
+import org.apache.rocketmq.spring.core.RocketMQTemplate;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.messaging.support.MessageBuilder;
+import org.springframework.stereotype.Service;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@Service
+@Slf4j
+public class MessageProducer {
+    @Resource
+    RocketMQTemplate rocketMQTemplate;
+
+    /**
+     * 发送普通消息
+     * @param msg 消息内容
+     */
+    public SendResult sendPlainMsg(String msg){
+      return rocketMQTemplate.syncSend("TopicTest", MessageBuilder.withPayload(msg).build());
+    }
+
+    /**
+     * 发送延迟消息
+     * @param msg 消息内容
+     * @param delayLevel 延迟级别，在broker配置文件里定义
+     */
+    public SendResult sendDelayMsg(String msg,int delayLevel){
+        return rocketMQTemplate.syncSend("TopicTest",MessageBuilder.withPayload(msg).build(),2000,delayLevel);
+    }
+    public void sendAsyncMsg(String msg){
+        rocketMQTemplate.asyncSend("TopicTest", MessageBuilder.withPayload(msg).build(), new SendCallback() {
+            @Override
+            public void onSuccess(SendResult sendResult) {
+                log.info("消息发送成功"+sendResult.getMsgId());
+            }
+
+            @Override
+            public void onException(Throwable throwable) {
+                log.error("消息发送失败",throwable);
+            }
+        });
+    }
+
+    /**
+     * 发送顺序消息
+     * @param msg 消息体
+     * @param index hashKey
+     * @return 发送结果
+     */
+    public SendResult sendOrderMsg(String msg,int index){
+        rocketMQTemplate.setMessageQueueSelector((list, message, o) -> {
+            //分组规则
+            return null;
+        });
+      return  rocketMQTemplate.syncSendOrderly("TopicTest",MessageBuilder.withPayload(msg).build(),String.valueOf(index));
+    }
+}

demo-mq-rocketmq/src/main/resources/application.yml

@@ -0,0 +1,9 @@
+server:
+  port: 8080
+  servlet:
+    context-path: /demo
+rocketmq:
+  name-server: 192.168.1.18:9876 # Rocketmq name-server地址
+  producer:
+    group: service-producer-group #生产者
+