aggData.GetDeviceId()返回SensorId

aggData.go

@@ -33,9 +33,9 @@ func (the *AggData) GetThingId() string {
 	return the.ThingId
 }
 
-// GetDeviceId 功能未实现的功能，会返回“”，只是未了实现接口 IDataTrace
+// GetDeviceId 返回SensorId
 func (the *AggData) GetDeviceId() string {
-	return "unknown"
+	return fmt.Sprintf("%d", the.SensorId)
 }
 
 var typeDict = map[int]string{