60 lines
2.1 KiB
Java
60 lines
2.1 KiB
Java
package com.muyu.kafka;
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import com.alibaba.fastjson.JSON;
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import com.muyu.iotDB.service.IotDbServer;
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import com.muyu.mqtt.dao.MessageData;
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import lombok.extern.log4j.Log4j2;
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import org.apache.iotdb.rpc.IoTDBConnectionException;
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import org.apache.iotdb.rpc.StatementExecutionException;
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import org.apache.kafka.clients.consumer.ConsumerConfig;
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import org.apache.kafka.clients.consumer.ConsumerRecord;
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import org.apache.kafka.clients.consumer.ConsumerRecords;
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import org.apache.kafka.clients.consumer.KafkaConsumer;
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import org.apache.kafka.common.TopicPartition;
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import org.apache.kafka.common.serialization.StringDeserializer;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.kafka.annotation.KafkaListener;
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import org.springframework.scheduling.annotation.Scheduled;
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import org.springframework.stereotype.Component;
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import javax.annotation.Resource;
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import java.rmi.ServerException;
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import java.time.Duration;
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import java.util.*;
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/**
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* 定时器 SimpleKafkaConsumer
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*
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* @author Yangle
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* Date 2024/6/16 22:18
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*/
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@Component
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@Log4j2
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public class SimpleKafkaConsumer {
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@Resource
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private IotDbServer iotDbServer;
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@Autowired
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private RedisTemplate<String,String> redisTemplate;
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@KafkaListener(topics = "test1", groupId = "Topics")
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public void consume(ConsumerRecord<String, String> record) {
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log.info("开始消费");
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try {
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System.out.printf("offset = %d, key = %s, value = %s%n", record.offset(), record.key(), record.value());
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String value = record.value();
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log.info("value:{}", value);
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MessageData messageData1 = com.alibaba.fastjson2.JSONObject.parseObject(value, MessageData.class);
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log.info("messageData1:{}", messageData1);
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iotDbServer.add(messageData1);
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redisTemplate.opsForList().rightPush(messageData1.getVin(), JSON.toJSONString(messageData1));
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} catch (Exception e) {
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log.error("Error consuming Kafka message", e);
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// 处理异常，可能需要重试或其他逻辑
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}
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}
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}
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