package com.zhisheng.rocketmq.client;

import org.apache.rocketmq.client.producer.DefaultMQProducer;
import org.apache.rocketmq.common.message.Message;
import org.apache.rocketmq.remoting.common.RemotingHelper;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import org.springframework.util.StopWatch;

import javax.annotation.PostConstruct;

/**
 * Created by zhisheng_tian on 2018/2/6
 */
@Component
public class RocketMQClient {
    /**
     * 生产者的组名
     */
    @Value("${apache.rocketmq.producer.producerGroup}")
    private String producerGroup;

    /**
     * NameServer 地址
     */
    @Value("${apache.rocketmq.namesrvAddr}")
    private String namesrvAddr;

    @PostConstruct
    public void defaultMQProducer() {
        //生产者的组名
        DefaultMQProducer producer = new DefaultMQProducer(producerGroup);
        //指定NameServer地址，多个地址以 ; 隔开
        producer.setNamesrvAddr(namesrvAddr);

        try {
            /**
             * Producer对象在使用之前必须要调用start初始化，初始化一次即可
             * 注意：切记不可以在每次发送消息时，都调用start方法
             */
            producer.start();

          	 //创建一个消息实例，包含 topic、tag 和 消息体
             //如下：topic 为 "TopicTest"，tag 为 "push"
            Message message = new Message("TopicTest", "push", "发送消息----zhisheng-----".getBytes(RemotingHelper.DEFAULT_CHARSET));

            StopWatch stop = new StopWatch();
            stop.start();

            for (int i = 0; i < 10000; i++) {
                SendResult result = producer.send(message);
                System.out.println("发送响应：MsgId:" + result.getMsgId() + "，发送状态:" + result.getSendStatus());
            }
            stop.stop();
            System.out.println("----------------发送一万条消息耗时：" + stop.getTotalTimeMillis());
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            producer.shutdown();
        }
    }
}

package com.zhisheng.rocketmq.server;

import org.apache.rocketmq.client.consumer.DefaultMQPushConsumer;
import org.apache.rocketmq.client.consumer.listener.ConsumeConcurrentlyStatus;
import org.apache.rocketmq.client.consumer.listener.MessageListenerConcurrently;
import org.apache.rocketmq.common.consumer.ConsumeFromWhere;
import org.apache.rocketmq.common.message.MessageExt;
import org.apache.rocketmq.remoting.common.RemotingHelper;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;

import javax.annotation.PostConstruct;

/**
 * Created by zhisheng_tian on 2018/2/6
 */
@Component
public class RocketMQServer {
    /**
     * 消费者的组名
     */
    @Value("${apache.rocketmq.consumer.PushConsumer}")
    private String consumerGroup;

    /**
     * NameServer 地址
     */
    @Value("${apache.rocketmq.namesrvAddr}")
    private String namesrvAddr;

    @PostConstruct
    public void defaultMQPushConsumer() {
        //消费者的组名
        DefaultMQPushConsumer consumer = new DefaultMQPushConsumer(consumerGroup);

        //指定NameServer地址，多个地址以 ; 隔开
        consumer.setNamesrvAddr(namesrvAddr);
        try {
            //订阅PushTopic下Tag为push的消息
            consumer.subscribe("TopicTest", "push");

            //设置Consumer第一次启动是从队列头部开始消费还是队列尾部开始消费
            //如果非第一次启动，那么按照上次消费的位置继续消费
            consumer.setConsumeFromWhere(ConsumeFromWhere.CONSUME_FROM_FIRST_OFFSET);
            consumer.registerMessageListener((MessageListenerConcurrently) (list, context) -> {
                try {
                    for (MessageExt messageExt : list) {

                        System.out.println("messageExt: " + messageExt);//输出消息内容

                        String messageBody = new String(messageExt.getBody(), RemotingHelper.DEFAULT_CHARSET);

                        System.out.println("消费响应：msgId : " + messageExt.getMsgId() + ",  msgBody : " + messageBody);//输出消息内容
                    }
                } catch (Exception e) {
                    e.printStackTrace();
                    return ConsumeConcurrentlyStatus.RECONSUME_LATER; //稍后再试
                }
                return ConsumeConcurrentlyStatus.CONSUME_SUCCESS; //消费成功
            });
            consumer.start();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

package com.zhisheng.rocketmq;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class RocketmqApplication {

	public static void main(String[] args) {
		SpringApplication.run(RocketmqApplication.class, args);
	}
}