|  |  | 
 |  |  | package com.genersoft.iot.vmp.gb28181.event.offline; | 
 |  |  |  | 
 |  |  | import org.slf4j.Logger; | 
 |  |  | import org.slf4j.LoggerFactory; | 
 |  |  | import org.springframework.beans.factory.annotation.Autowired; | 
 |  |  | import org.springframework.data.redis.connection.Message; | 
 |  |  | import org.springframework.data.redis.listener.KeyExpirationEventMessageListener; | 
 |  |  | 
 |  |  | @Component | 
 |  |  | public class KeepaliveTimeoutListenerForPlatform extends KeyExpirationEventMessageListener { | 
 |  |  |  | 
 |  |  |     private Logger logger = LoggerFactory.getLogger(KeepaliveTimeoutListenerForPlatform.class); | 
 |  |  |  | 
 |  |  |    @Autowired | 
 |  |  |    private EventPublisher publisher; | 
 |  |  |  | 
 |  |  | 
 |  |  |     /** | 
 |  |  |      * 监听失效的key | 
 |  |  |      * @param message | 
 |  |  |      * @param bytes | 
 |  |  |      * @param pattern | 
 |  |  |      */ | 
 |  |  |     @Override | 
 |  |  |     public void onMessage(Message message, byte[] pattern) { | 
 |  |  |         //  获取失效的key | 
 |  |  |         String expiredKey = message.toString(); | 
 |  |  |         System.out.println(expiredKey); | 
 |  |  |         if(!expiredKey.startsWith(VideoManagerConstants.PLATFORM_PREFIX)){ | 
 |  |  |            System.out.println("收到redis过期监听,但开头不是"+VideoManagerConstants.PLATFORM_PREFIX+",忽略"); | 
 |  |  |            return; | 
 |  |  |         } | 
 |  |  |         logger.debug(expiredKey); | 
 |  |  |         // 平台心跳到期,需要重发, 判断是否已经多次未收到心跳回复, 多次未收到,则重新发起注册, 注册尝试多次未得到回复,则认为平台离线 | 
 |  |  |         if (expiredKey.startsWith(VideoManagerConstants.PLATFORM_KEEPLIVEKEY_PREFIX)) { | 
 |  |  |             String platformGBId = expiredKey.substring(VideoManagerConstants.PLATFORM_KEEPLIVEKEY_PREFIX.length(),expiredKey.length()); | 
 |  |  |  | 
 |  |  |             publisher.platformKeepaliveExpireEventPublish(platformGBId); | 
 |  |  |         }else if (expiredKey.startsWith(VideoManagerConstants.PLATFORM_REGISTER_PREFIX)) { | 
 |  |  |             System.out.println("11111111111111"); | 
 |  |  |             String platformGBId = expiredKey.substring(VideoManagerConstants.PLATFORM_REGISTER_PREFIX.length(),expiredKey.length()); | 
 |  |  |  | 
 |  |  |             publisher.platformNotRegisterEventPublish(platformGBId); |