1. Lukasz Grus Spatial Data Infrastructure and Service Oriented Architecture

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6. Someone/Something is publising data Someone/Something is searching data Someone/Something is making data discoverable 5

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8. Service Oriented Architecture (SOA)

9. Service Oriented Architecture Software architecture design pattern Method to organize distributed services Roles Efficient, scalable, easy to integrate Crucial role of standards Independent 8

10. 9 Publish, Find, Bind patroon

11. Searching data 10

12. 11 Searching spatial data What are the “find” technologies Catalog service (Geoportal or Clearinghouse) Metadata

13. Catalog service 12 Standard for publishing catalog of spatial data on the web Publishing by means of metadata Functions: Discovery, Query, Browse More information: http://www.opengeospatial.org/standards/specifications/cat alog

14. Searching spatial data 13 Metadata

15. Searching spatial data 14 Catalog services

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17. Exercise 16 Take a 20 minutes and search several datasets from SDI Geoportals Analyze their metadata: Who is the data provider? Are there any use restrictions? How dataset quality is described? How can the dataset be accessed? Be able to shortly discuss your findings.

18. Publishing spatial data 17

19. Publishing spatial data 18 Metadata (editor) Metadata publish to catalog service Keeping data and services at one source location

20. Publish technology 19

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23. Enabling the use of spatial data 22

24. Technology to enable the use of spatial data 23 Bind technologies: CD Email FTP WMS, WFS, WCS GML.shp,.dwg,.kml

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27. Reader 26 Schaffer, B. 2010. “Towards SDO in the Cloud” Bejar, R. 2012. “An Architectural style for spatial data infrastructure”

28. Summary 27