| package com.genersoft.iot.vmp.service.redisMsg; | 
|   | 
| import com.alibaba.fastjson2.JSON; | 
| import com.genersoft.iot.vmp.common.VideoManagerConstants; | 
| import com.genersoft.iot.vmp.conf.DynamicTask; | 
| import com.genersoft.iot.vmp.conf.UserSetting; | 
| import com.genersoft.iot.vmp.service.IStreamPushService; | 
| import com.genersoft.iot.vmp.service.bean.PushStreamStatusChangeFromRedisDto; | 
| import com.genersoft.iot.vmp.storager.IRedisCatchStorage; | 
| import org.slf4j.Logger; | 
| import org.slf4j.LoggerFactory; | 
| import org.springframework.beans.factory.annotation.Autowired; | 
| import org.springframework.beans.factory.annotation.Qualifier; | 
| import org.springframework.boot.ApplicationArguments; | 
| import org.springframework.boot.ApplicationRunner; | 
| import org.springframework.data.redis.connection.Message; | 
| import org.springframework.data.redis.connection.MessageListener; | 
| import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor; | 
| import org.springframework.stereotype.Component; | 
|   | 
| import java.util.concurrent.ConcurrentLinkedQueue; | 
|   | 
|   | 
| /** | 
|  * 接收redis发送的推流设备上线下线通知 | 
|  * @author lin | 
|  */ | 
| @Component | 
| public class RedisPushStreamStatusMsgListener implements MessageListener, ApplicationRunner { | 
|   | 
|     private final static Logger logger = LoggerFactory.getLogger(RedisPushStreamStatusMsgListener.class); | 
|   | 
|     @Autowired | 
|     private IRedisCatchStorage redisCatchStorage; | 
|   | 
|     @Autowired | 
|     private IStreamPushService streamPushService; | 
|   | 
|     @Autowired | 
|     private DynamicTask dynamicTask; | 
|   | 
|     @Autowired | 
|     private UserSetting userSetting; | 
|   | 
|   | 
|   | 
|     private ConcurrentLinkedQueue<Message> taskQueue = new ConcurrentLinkedQueue<>(); | 
|   | 
|     @Qualifier("taskExecutor") | 
|     @Autowired | 
|     private ThreadPoolTaskExecutor taskExecutor; | 
|   | 
|     @Override | 
|     public void onMessage(Message message, byte[] bytes) { | 
|         boolean isEmpty = taskQueue.isEmpty(); | 
|         logger.warn("[REDIS消息-推流设备状态变化]: {}", new String(message.getBody())); | 
|         taskQueue.offer(message); | 
|   | 
|         if (isEmpty) { | 
|             taskExecutor.execute(() -> { | 
|                 while (!taskQueue.isEmpty()) { | 
|                     Message msg = taskQueue.poll(); | 
|                     try { | 
|                         PushStreamStatusChangeFromRedisDto statusChangeFromPushStream = JSON.parseObject(msg.getBody(), PushStreamStatusChangeFromRedisDto.class); | 
|                         if (statusChangeFromPushStream == null) { | 
|                             logger.warn("[REDIS消息]推流设备状态变化消息解析失败"); | 
|                             continue; | 
|                         } | 
|                         // 取消定时任务 | 
|                         dynamicTask.stop(VideoManagerConstants.VM_MSG_GET_ALL_ONLINE_REQUESTED); | 
|                         if (statusChangeFromPushStream.isSetAllOffline()) { | 
|                             // 所有设备离线 | 
|                             streamPushService.allStreamOffline(); | 
|                         } | 
|                         if (statusChangeFromPushStream.getOfflineStreams() != null | 
|                                 && statusChangeFromPushStream.getOfflineStreams().size() > 0) { | 
|                             // 更新部分设备离线 | 
|                             streamPushService.offline(statusChangeFromPushStream.getOfflineStreams()); | 
|                         } | 
|                         if (statusChangeFromPushStream.getOnlineStreams() != null && | 
|                                 statusChangeFromPushStream.getOnlineStreams().size() > 0) { | 
|                             // 更新部分设备上线 | 
|                             streamPushService.online(statusChangeFromPushStream.getOnlineStreams()); | 
|                         } | 
|                     }catch (Exception e) { | 
|                         logger.warn("[REDIS消息-推流设备状态变化] 发现未处理的异常, \r\n{}", JSON.toJSONString(message)); | 
|                         logger.error("[REDIS消息-推流设备状态变化] 异常内容: ", e); | 
|                     } | 
|                 } | 
|             }); | 
|         } | 
|     } | 
|   | 
|     @Override | 
|     public void run(ApplicationArguments args) throws Exception { | 
|         if (!userSetting.isUsePushingAsStatus()) { | 
|             //  启动时设置所有推流通道离线,发起查询请求 | 
|             redisCatchStorage.sendStreamPushRequestedMsgForStatus(); | 
|             dynamicTask.startDelay(VideoManagerConstants.VM_MSG_GET_ALL_ONLINE_REQUESTED, ()->{ | 
|                 logger.info("[REDIS消息]未收到redis回复推流设备状态,执行推流设备离线"); | 
|                 // 五秒收不到请求就设置通道离线,然后通知上级离线 | 
|                 streamPushService.allStreamOffline(); | 
|             }, 5000); | 
|         } | 
|     } | 
|   | 
| } |