jiazx0107@163.com
2023-10-31 e95de698a8a0619ede3d5b672ebaf24cac321297
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package com.fzzy.gateway.hx2023.kafka;
 
import com.alibaba.fastjson2.JSONObject;
import com.fzzy.gateway.hx2023.data.GrainData;
 
import lombok.extern.slf4j.Slf4j;
 
import org.apache.kafka.clients.consumer.ConsumerRecord;
import org.springframework.kafka.annotation.KafkaListener;
import org.springframework.kafka.core.KafkaTemplate;
import org.springframework.stereotype.Component;
 
import javax.annotation.Resource;
 
 
/**
 * 使用KAFKA推动返回信息实现,针对当前网关
 */
@Slf4j
@Component
public class KafkaDeviceReport {
 
 
    @Resource
    private KafkaTemplate<String, Object> kafkaTemplate;
 
    /**
     * 推动粮情到云端系统
     *
     * @param data
     * @return
     */
    public String sendGrainData2Cloud(GrainData data) {
        
        
        log.debug("----推送粮情信息到云端---{}",data);
 
        //推送信息
        kafkaTemplate.send("TOPIC_ZLJ_GRAIN_TEMPERATURE",JSONObject.toJSONString(data)).addCallback(success -> {
            // 消息发送到的topic
            String topic = success.getRecordMetadata().topic();
            // 消息发送到的分区
            int partition = success.getRecordMetadata().partition();
            // 消息在分区内的offset
            long offset = success.getRecordMetadata().offset();
 
            log.info("粮情推送成功:" + topic + "-" + partition + "-" + offset);
        }, failure -> {
            log.error("粮情推送失败:" + failure.getMessage());
        });
 
 
        return "SUCCESS";
 
    }
 
    @KafkaListener(topics = {"TOPIC_ZLJ_GRAIN_TEMPERATURE"})
    public void onMessage1(ConsumerRecord<?, ?> record) {
        log.info("获取消费信息:" + record.topic() + "-" + record.partition() + "-" + record.value());
    }
 
}