修复空指针异常

648540858

2024-01-10 c25a99d60bef3d3bbd59fee895bd658928fd00db

 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/NotifyRequestProcessor.java

@@ -132,7 +132,6 @@

                  if (CmdType.CATALOG.equals(cmd)) {
                     logger.info("接收到Catalog通知");
                     processNotifyCatalogList(take.getEvt());
                     notifyRequestForCatalogProcessor.process(take.getEvt());
                  } else if (CmdType.ALARM.equals(cmd)) {
                     logger.info("接收到Alarm通知");
@@ -365,114 +364,6 @@
         // 回复200 OK
         if (redisCatchStorage.deviceIsOnline(deviceId)) {
            publisher.deviceAlarmEventPublish(deviceAlarm);
         }
      } catch (DocumentException e) {
         logger.error("未处理的异常 ", e);
      }
   }

   /***
    * 处理catalog设备目录列表Notify
    *
    * @param evt
    */
   private void processNotifyCatalogList(RequestEvent evt) {
      try {
         FromHeader fromHeader = (FromHeader) evt.getRequest().getHeader(FromHeader.NAME);
         String deviceId = SipUtils.getUserIdFromFromHeader(fromHeader);

         Device device = redisCatchStorage.getDevice(deviceId);
         if (device == null || !device.isOnLine()) {
            logger.warn("[收到目录订阅]：{}, 但是设备已经离线", (device != null ? device.getDeviceId():"" ));
            return;
         }
         Element rootElement = getRootElement(evt, device.getCharset());
         if (rootElement == null) {
            logger.warn("[ 收到目录订阅 ] content cannot be null, {}", evt.getRequest());
            return;
         }
         Element deviceListElement = rootElement.element("DeviceList");
         if (deviceListElement == null) {
            return;
         }
         Iterator<Element> deviceListIterator = deviceListElement.elementIterator();
         if (deviceListIterator != null) {

            // 遍历DeviceList
            while (deviceListIterator.hasNext()) {
               Element itemDevice = deviceListIterator.next();
               Element channelDeviceElement = itemDevice.element("DeviceID");
               if (channelDeviceElement == null) {
                  continue;
               }
               Element eventElement = itemDevice.element("Event");
               String event;
               if (eventElement == null) {
                  logger.warn("[收到目录订阅]：{}, 但是Event为空, 设为默认值 ADD", (device != null ? device.getDeviceId():"" ));
                  event = CatalogEvent.ADD;
               }else {
                  event = eventElement.getText().toUpperCase();
               }
               DeviceChannel channel = XmlUtil.channelContentHandler(itemDevice, device, event, civilCodeFileConf);
               if (channel == null) {
                  logger.info("[收到目录订阅]：但是解析失败 {}", new String(evt.getRequest().getRawContent()));
                  continue;
               }
               if (channel.getParentId() != null && channel.getParentId().equals(sipConfig.getId())) {
                  channel.setParentId(null);
               }
               channel.setDeviceId(device.getDeviceId());
               logger.info("[收到目录订阅]：{}/{}", device.getDeviceId(), channel.getChannelId());
               switch (event) {
                  case CatalogEvent.ON:
                     // 上线
                     logger.info("[收到通道上线通知] 来自设备: {}, 通道 {}", device.getDeviceId(), channel.getChannelId());
                     storager.deviceChannelOnline(deviceId, channel.getChannelId());
                     break;
                  case CatalogEvent.OFF :
                     // 离线
                     logger.info("[收到通道离线通知] 来自设备: {}, 通道 {}", device.getDeviceId(), channel.getChannelId());
                     if (userSetting.getRefuseChannelStatusChannelFormNotify()) {
                        storager.deviceChannelOffline(deviceId, channel.getChannelId());
                     }else {
                        logger.info("[收到通道离线通知] 但是平台已配置拒绝此消息，来自设备: {}, 通道 {}", device.getDeviceId(), channel.getChannelId());
                     }
                     break;
                  case CatalogEvent.VLOST:
                     // 视频丢失
                     logger.info("[收到通道视频丢失通知] 来自设备: {}, 通道 {}", device.getDeviceId(), channel.getChannelId());
                     if (userSetting.getRefuseChannelStatusChannelFormNotify()) {
                        storager.deviceChannelOffline(deviceId, channel.getChannelId());
                     }else {
                        logger.info("[收到通道视频丢失通知] 但是平台已配置拒绝此消息，来自设备: {}, 通道 {}", device.getDeviceId(), channel.getChannelId());
                     }
                     break;
                  case CatalogEvent.DEFECT:
                     // 故障
                     break;
                  case CatalogEvent.ADD:
                     // 增加
                     logger.info("[收到增加通道通知] 来自设备: {}, 通道 {}", device.getDeviceId(), channel.getChannelId());
                     deviceChannelService.updateChannel(deviceId, channel);
                     break;
                  case CatalogEvent.DEL:
                     // 删除
                     logger.info("[收到删除通道通知] 来自设备: {}, 通道 {}", device.getDeviceId(), channel.getChannelId());
                     storager.delChannel(deviceId, channel.getChannelId());
                     break;
                  case CatalogEvent.UPDATE:
                     // 更新
                     logger.info("[收到更新通道通知] 来自设备: {}, 通道 {}", device.getDeviceId(), channel.getChannelId());
                     deviceChannelService.updateChannel(deviceId, channel);
                     break;
                  default:
                     logger.warn("[ NotifyCatalog ] event not found ： {}", event );

               }
               // 转发变化信息
               eventPublisher.catalogEventPublish(null, channel, event);

            }
         }
      } catch (DocumentException e) {
         logger.error("未处理的异常 ", e);