[update] 优化海康服务调用异常处理

signal-utc-service/src/main/java/net/wanji/utc/service/control/impl/HKControlCommandServiceImpl.java

@@ -507,7 +507,7 @@ public class HKControlCommandServiceImpl implements ControlCommandService {
     /**
      * 根据信号机获取灯态列表
      */
-    private List<LightsStatusVO> getSignalInfoVos(String code) {
+    private List<LightsStatusVO> getSignalInfoVos(String code) throws Exception {
         List<BaseCrossInfo> baseSignals = new ArrayList<>();
         BaseCrossInfo baseSignal = new BaseCrossInfo();
         baseSignal.setCode(code);