DELIVERY SPATIAL DATA USING WEB SERVICES (WEB MAP SERVICE AND WEB FEATURE SERVICE) BASED ON GEOGRAPHIC INFORMATION SYSTEMS
A.V. Ales Versic
Environmental agency of the
describes two web services with Geographic Information Systems, which enable
exchange of spatial data between distributor (in this case government agency)
and their customers, who need environmental spatial data. Environmental Agency
of the Republic of Slovenia (EARS) had re-established Web
Map and Web Feature service, which enable different users to get environmental
spatial data. Environmental Agency of the
In the introduction the reasons for implementing this web services and standards for this topic are described. One of the main reasons to introduce this services was to be prepared to implement INSPIRE directive, to support strategic goals of EARS and to support government in improvements of the administrative information system and opening data bases to the public. For the realisation of these services we used the following standards: OpenGIS® Web Map Service (WMS) Implementation Specification, 1.1.1; OpenGIS® Web Feature Service (WFS) Implementation Specification 1.0 and OpenGIS® Geography Markup Language (GML) Encoding Specification 2.0.
Furthermore are described the differences between web map and web feature service and their technological characteristic.
At the end two solutions, which were established
in the Environmental Agency of the