防止回放空时报空指针

gaoxun250@sina.com

2023-03-10 273b282af6f74403a0b13d2694beb4b7f48edaf6

 src/main/java/com/genersoft/iot/vmp/storager/impl/VideoManagerStorageImpl.java

@@ -133,6 +133,15 @@
               if (allChannelMap.containsKey(deviceChannel.getChannelId())) {
                  deviceChannel.setStreamId(allChannelMap.get(deviceChannel.getChannelId()).getStreamId());
                  deviceChannel.setHasAudio(allChannelMap.get(deviceChannel.getChannelId()).isHasAudio());
                  if (allChannelMap.get(deviceChannel.getChannelId()).getStatus() !=deviceChannel.getStatus()){
                     List<String> strings = platformChannelMapper.queryParentPlatformByChannelId(deviceChannel.getChannelId());
                     if (!CollectionUtils.isEmpty(strings)){
                        strings.forEach(platformId->{
                           eventPublisher.catalogEventPublish(platformId, deviceChannel, deviceChannel.getStatus()==1?CatalogEvent.ON:CatalogEvent.OFF);
                        });
                     }

                  }
               }
               channels.add(deviceChannel);
               if (!ObjectUtils.isEmpty(deviceChannel.getParentId())) {
@@ -224,8 +233,10 @@
               if (allChannelMap.containsKey(deviceChannel.getChannelId())) {
                  deviceChannel.setStreamId(allChannelMap.get(deviceChannel.getChannelId()).getStreamId());
                  deviceChannel.setHasAudio(allChannelMap.get(deviceChannel.getChannelId()).isHasAudio());
                  deviceChannel.setUpdateTime(DateUtil.getNow());
                  updateChannels.add(deviceChannel);
               }else {
                  deviceChannel.setCreateTime(DateUtil.getNow());
                  addChannels.add(deviceChannel);
               }
               if (!ObjectUtils.isEmpty(deviceChannel.getParentId())) {
@@ -584,6 +595,20 @@

   }

   @Override
   public Device queryDeviceInfoByPlatformIdAndChannelId(String platformId, String channelId) {
      List<Device> devices = platformChannelMapper.queryDeviceInfoByPlatformIdAndChannelId(platformId, channelId);
      if (devices.size() > 1) {
         // 出现长度大于0的时候肯定是国标通道的ID重复了
         logger.warn("国标ID存在重复：{}", channelId);
      }
      if (devices.size() == 0) {
         return null;
      }else {
         return devices.get(0);
      }
   }

   /**
    * 查询最新移动位置
    * @param deviceId