redis 对过期key监听处理

/**
    * redis事件监听
    * @author YOLO
    * @date 2020-11-26
    * @param
    * @return
*/
@Configuration
public class RedisListenerConfig {
    @Bean
    RedisMessageListenerContainer container(RedisConnectionFactory connectionFactory) {

        RedisMessageListenerContainer container = new RedisMessageListenerContainer();
        container.setConnectionFactory(connectionFactory);
        return container;
    }
}

package com.github.wxiaoqi.security.yibum.listener;

import com.github.wxiaoqi.security.common.util.DateUtil;
import com.github.wxiaoqi.security.yibum.entity.Activity;
import com.github.wxiaoqi.security.yibum.mapper.ActivityMapper;
import com.github.wxiaoqi.security.yibum.mapper.YsBrandsApplyMapper;
import com.github.wxiaoqi.security.yibum.util.SendWxTemplateMessage;
import com.github.wxiaoqi.security.yibum.vo.WxMessageVo;
import com.github.wxiaoqi.security.yibum.vo.WxTemplateMessageVo;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.connection.Message;
import org.springframework.data.redis.listener.KeyExpirationEventMessageListener;
import org.springframework.data.redis.listener.RedisMessageListenerContainer;
import org.springframework.stereotype.Component;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * reids过期监听器
 *
 * @param
 * @author YOLO
 * @date 2020-11-26
 * @return
 */
@Component
@Slf4j
public class RedisKeyExpirationListener extends KeyExpirationEventMessageListener {

    @Autowired
    private YsBrandsApplyMapper ysBrandsApplyMapper;

    @Autowired
    private ActivityMapper activityMapper;

    public RedisKeyExpirationListener(RedisMessageListenerContainer listenerContainer) {
        super(listenerContainer);
    }

    /**
     * redis数据失效事件，进行数据处理
     *
     * @param message
     * @param pattern
     */
    @Override
    public void onMessage(Message message, byte[] pattern) {
        // message.toString()------获取失效的key
        String expiredKey = message.toString();
        log.info("===========>key失效：" + expiredKey);      


    }
}

redis 配置的 notify-keyspace-events Ex打开

本文地址：https://blog.csdn.net/qq_28687183/article/details/110195677