修复空指针异常

panlinlin

2020-12-27 6968839f21fb05bf6e3204c2040ee47130006cd0

 src/main/java/com/genersoft/iot/vmp/vmanager/device/DeviceController.java

@@ -4,6 +4,7 @@

import com.genersoft.iot.vmp.common.PageResult;
import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
import com.genersoft.iot.vmp.gb28181.transmit.callback.RequestMessage;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
@@ -18,6 +19,8 @@
import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
import com.genersoft.iot.vmp.storager.IVideoManagerStorager;

import javax.sip.message.Response;

@CrossOrigin
@RestController
@@ -86,11 +89,25 @@
      
      if (logger.isDebugEnabled()) {
      }
         logger.debug("设备信息同步API调用，deviceId：" + deviceId);
         logger.debug("设备通道信息同步API调用，deviceId：" + deviceId);

      Device device = storager.queryVideoDevice(deviceId);
        cmder.catalogQuery(device);
        DeferredResult<ResponseEntity<Device>> result = new DeferredResult<ResponseEntity<Device>>();
        cmder.catalogQuery(device, event -> {
         Response response = event.getResponse();
         RequestMessage msg = new RequestMessage();
         msg.setId(DeferredResultHolder.CALLBACK_CMD_CATALOG+deviceId);
         msg.setData(String.format("同步通道失败，错误码： %s, %s", response.getStatusCode(), response.getReasonPhrase()));
         resultHolder.invokeResult(msg);
      });
        DeferredResult<ResponseEntity<Device>> result = new DeferredResult<ResponseEntity<Device>>(2*1000L);
      result.onTimeout(()->{
         logger.warn(String.format("设备通道信息同步超时"));
         // 释放rtpserver
         RequestMessage msg = new RequestMessage();
         msg.setId(DeferredResultHolder.CALLBACK_CMD_CATALOG+deviceId);
         msg.setData("Timeout");
         resultHolder.invokeResult(msg);
      });
        resultHolder.put(DeferredResultHolder.CALLBACK_CMD_CATALOG+deviceId, result);
        return result;
   }