package com.moral.api.kafka.consumer;

import com.moral.api.constant.TopicConstants;
import lombok.extern.slf4j.Slf4j;
import org.apache.kafka.clients.consumer.ConsumerRecord;
import org.springframework.kafka.annotation.KafkaListener;
import org.springframework.kafka.support.Acknowledgment;
import org.springframework.stereotype.Component;

import java.util.Random;

@Component
@Slf4j
public class KafkaConsumer {

/*    *//**
     * 这是手动提交的消费方式
     * @param record
     * @param ack
     * @throws Exception
     *//*
    @KafkaListener(topics = TopicConstants.TEST_TOPIC_MESSAGE,groupId = "test")
    public void listenTest(ConsumerRecord<String, String> record , Acknowledgment ack) throws Exception {
        String msg = record.value();
        System.out.println(msg);
        if (new Random().nextInt(100)<50){
            log.info(String.format("kafka 消费消息成功---------------- listen1 topic = %s, offset = %d, value = %s ", record.topic(), record.offset(), record.value()));
            ack.acknowledge();
        }

    }*/





}