A Method of the Active and Passive Event Service Based on the Sensor Web

Table 2

The structure of the ActiveEventService class.

Member variables and member methods	Function
− TimeFlag: Boolean	Identifying whether this method is executed
+ ServiceFlag: Boolean	Identification whether the time difference is greater than T0
+ EventJudgement(): void	Event filtering
+ CycleControl (int time): void	Controlling the thread loop of the class

Class member access rights: + public; − private.