Wien, January Infrastructure for Spatial Information in the European Community The INSPIRE Community Geoportal EC INSPIRE GEOPORTAL TEAM European Commission Joint Research Centre Institute for Environment and Sustainability Spatial Data Infrastructures Unit
Wien, January INSPIRE Geoportal – home page
Wien, January Web Site: For more information contact
Wien, January View Service Client - Overview It is a web application Lists and displays layers offered by View Services Features a search engine for layers Multi-language search is enabled for INSPIRE themes.
Wien, January View Service Client – Presentation tier The presentation tier runs inside the user’s web browser Map layers are displayed using OpenLayers Map layers images are obtained through a direct connection between the browser and the View Service
Wien, January View Service Client – INSPIRE metadata The presentation tier receives only the metadata relevant to INSPIRE from the application tier The application tier takes care of any conversion
Wien, January View Service Client – Service Metadata View Service metadata is collected by the Application tier OGC WMS 1.3 documents are expected but the system also works with versions and Metadata documents are parsed by the Application tier to extract information relevant to INSPIRE which is sent to the Presentation tier.
Wien, January View Service Client – Service Metadata Metadata documents are cached so that View Services are not requested repeatedly the same document. Metadata documents are parsed and persisted in a format that optimizes free text search.
Wien, January The View Service Client does not make any assumption on the language used in textual elements of the metadata as this information is not available. View Service Client – Service Metadata language
Wien, January View Service Client – Software Stack Presentation tierApplication TierService Tier Ext JS JavaScript library OpenLayers MapFish Web layer J2EE Servlets GeoTools library GEMET Java library Data access layer Java Persistence API EclipseLink as persistence engine implementation Thesaurus: GEMET RPC API View Service: -WMS and ISO (WMS 1.3) RDBMS is Oracle 10g Release 2.