过滤信息,报错，请求修改调试成功后粘贴出正确答案

Question

package com.example.rocketmq.comk;

import org.apache.rocketmq.client.consumer.DefaultMQPushConsumer;
import org.apache.rocketmq.client.consumer.listener.ConsumeConcurrentlyContext;
import org.apache.rocketmq.client.consumer.listener.ConsumeConcurrentlyStatus;
import org.apache.rocketmq.client.consumer.listener.MessageListenerConcurrently;
import org.apache.rocketmq.client.exception.MQClientException;
import org.apache.rocketmq.common.message.MessageExt;

import java.util.List;

//过滤信息
public class Comsumer {
    public static void main(String[] args) throws MQClientException {
        //创建消息组
        DefaultMQPushConsumer consumer = new DefaultMQPushConsumer("Synccomsumer");
        //连接
        consumer.setNamesrvAddr("192.168.88.130:9876");
        //拿到Simple，再过滤
        consumer.subscribe("Simple","TagA");
        consumer.setMessageListener(new MessageListenerConcurrently() {
            @Override
            public ConsumeConcurrentlyStatus consumeMessage(List<MessageExt> list, ConsumeConcurrentlyContext consumeConcurrentlyContext) {
                for (int i=1;i<list.size();i++){
                    System.out.println("消息消费成功_"+new String(list.get(i).getBody()));
                }

                return ConsumeConcurrentlyStatus.CONSUME_SUCCESS;
            }
        });
        consumer.start();
        System.out.println("消费者启动成功");

    }
}
package com.example.rocketmq.comk;

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.exception.RemotingException;

import java.nio.charset.StandardCharsets;

//过滤信息
public class Producer {
    public static void main(String[] args) throws MQClientException, RemotingException, InterruptedException, MQBrokerException {
        //创建生产组
        DefaultMQProducer producer = new DefaultMQProducer("Producer");
        //连接
        producer.setNamesrvAddr("192.168.88.130:9876");
        //开始
        producer.start();
        String[] tags= new String[]{"TagA","TagB","TagC"};
        for (int i=0;i<10;i++){
            Message message = new Message("Sinple", "tags[i%tags.length]", (i + "Producer").getBytes(StandardCharsets.UTF_8));
            SendResult sendResult = producer.send(message);
            System.out.println(tags[i%tags.length]+"发送信息成功,"+sendResult);

        }
        producer.shutdown();
    }
}

Answer 1

发送消息时，容易超时，增加超时时间设置。

SendResult sendResult = producer.send(messages);
改为：
SendResult sendResult = producer.send(messages,30*1000);