<properties>
        <rocketmq-spring-boot-starter-version>2.0.3</rocketmq-spring-boot-starter-version>
    </properties>

        <dependency>
            <groupId>org.apache.rocketmq</groupId>
            <artifactId>rocketmq-spring-boot-starter</artifactId>
            <version>${rocketmq-spring-boot-starter-version}</version>
        </dependency>

package cn.lpf.mq;

import lombok.extern.slf4j.Slf4j;
import org.apache.rocketmq.spring.annotation.ConsumeMode;
import org.apache.rocketmq.spring.annotation.ExtRocketMQTemplateConfiguration;
import org.apache.rocketmq.spring.annotation.MessageModel;
import org.apache.rocketmq.spring.annotation.RocketMQMessageListener;
import org.apache.rocketmq.spring.core.RocketMQListener;
import org.springframework.stereotype.Component;

import java.util.concurrent.atomic.AtomicInteger;

/**
 * @auth lipf
 * @date 2021/1/16 16:27
 */
@Slf4j
@Component
//,messageModel = MessageModel.CLUSTERING
//,consumeMode = ConsumeMode.ORDERLY
@RocketMQMessageListener(consumerGroup =  "huanlv-group", topic = "miniapp_service_topic")
public class HotelServiceConsumer implements RocketMQListener<String> {

    private AtomicInteger count=new AtomicInteger(0);
    @Override
    public void onMessage(String message) {
        log.info("HotelServiceConsumer-->Receive message：{}",message);
        long start = System.currentTimeMillis();
        try {
            Thread.sleep(10);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        long end = System.currentTimeMillis();
        log.info("HotelServiceConsumer-->handler message：{} ms，{} s",(end-start),(end-start)/1000);
    }
}

/**
 * 消息的接受者
 */
public class BaseConsumer {

    public static void main(String[] args) throws Exception {
        //1.創(chuàng)建消費(fèi)者Consumer，制定消費(fèi)者組名
        DefaultMQPushConsumer consumer = new DefaultMQPushConsumer("huanlv-group");
        //2.指定Nameserver地址
        consumer.setNamesrvAddr("172.16.100.11:9876");
        //3.訂閱主題Topic和Tag
        consumer.subscribe("miniapp_service_topic", "*");

        //設(shè)定消費(fèi)模式：負(fù)載均衡|廣播模式
        consumer.setMessageModel(MessageModel.CLUSTERING);
//        consumer.setMessageModel(MessageModel.BROADCASTING);

        //4.設(shè)置回調(diào)函數(shù)，處理消息
        consumer.registerMessageListener(new MessageListenerConcurrently() {

            //接受消息內(nèi)容
            @Override
            public ConsumeConcurrentlyStatus consumeMessage(List<MessageExt> msgs, ConsumeConcurrentlyContext context) {
                for (MessageExt msg : msgs) {
                    System.out.println("consumeThread=" + Thread.currentThread().getName() + "," + new String(msg.getBody()));
                }
                return ConsumeConcurrentlyStatus.CONSUME_SUCCESS;
            }
        });
        //5.啟動(dòng)消費(fèi)者consumer
        consumer.start();
    }
}

<properties>
        <rocketmq-spring-boot-starter-version>2.2.0</rocketmq-spring-boot-starter-version>
         </properties>