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

Table 1

The structure of the parser class.

Member variables and member methods	Function
+ Result: string	Storing parsed data
− XMLDoc: string	Storing the document name of the return document by the SOS
+ AnalyseData(string doc): string	Parsing the documents returned by the SOS
+ GetData(string ID, string offering): string	Sending data request to SOS service

Class member access rights: + public; − private.