1. State Key Laboratory of Resources and Environmental Information System China Integration of Grid Service and Web Processing Service Gao Ang State Key Laboratory of Resources and Environmental Information System gaoang@lreis.ac.cn OSGeo China

2. 2015-11-20 2 State Key Laboratory of Resources and Environmental Information System China Agenda Overview of Grid Technology and Grid Service Grid Technology Grid Service Integrate Grid with Spatial Database WPS and Grid Service WPS Process Combination with Grid Service Geospatial data access and Integration GridGIS Architecture Integrate Grid Technology with Spatial Database Our Work: LGrid GIS Prototype LGrid Architecture LGrid Snapshoot

3. 2015-11-20 3 State Key Laboratory of Resources and Environmental Information System China Grid Computing Overview Definition A service for sharing computer power and data storage capacity over the Internet. Grid Computing Resources Management Data Management Information Service Characteristic Computing resources are not administered centrally. Open standards are used. Non-trivial quality of service is achieved. Analogy like a power company or water company

4. 2015-11-20 4 State Key Laboratory of Resources and Environmental Information System China Hierarchy of Typical Grid Structure Comparison of sandglass model and core components NOTE: As in the Internet, applications can use capabilities at any level of the stack. Abstractions are provided for convenience.

5. 2015-11-20 5 State Key Laboratory of Resources and Environmental Information System China Grid and Web Services - Integration Grid Web WSRF OGSI GT2 GT1 HTTP WSDL, WS-* WSDL 2, WSDM Have been converging The definition of WSRF means that Grid and Web communities can move forward on a common base WSRF: WS-Resource (Reference: http://www.globus.org/wsrf/)

6. 2015-11-20 6 State Key Laboratory of Resources and Environmental Information System China Globus Toolkit Components Stack

7. 2015-11-20 7 State Key Laboratory of Resources and Environmental Information System China Globus Service in Grid Container

8. 2015-11-20 8 State Key Laboratory of Resources and Environmental Information System China Original Blueprint of Grid GIS System Independence Distributing Database Extension of Geospatial Database High Level Security Management Geospatial Service Based on Database Processing Interface and Service Protocol

9. 2015-11-20 9 State Key Laboratory of Resources and Environmental Information System China Web Processing Service GetCapabilities Request and receive service metadata that describe the abilities of the specific server implementation. DescribeProcess Request and receive back detailed information about process that can be executed by an Execute operation, including the input parameters and formats, and the outputs. Execute Run a specified process implemented by the WPS, using provided input parameter values and returning the outputs produced.

10. 2015-11-20 10 State Key Laboratory of Resources and Environmental Information System China Combination of WPS with Grid Service Geo-Data Services Data access: Easy and efficient access to various types of Geo- data. Data consistency: Consistency can be maintained when Geo- data is modified. Data persistency: Geo-data and its association with its metadata should be maintained. Data integration: Mechanisms for integrating heterogeneous and distributed data under Grid environment. Extensibility Interoperability Security

11. 2015-11-20 11 State Key Laboratory of Resources and Environmental Information System China Data Access and Integration for Geospatial OGSA-DAI: An extensible framework for data access and integration. Expose heterogeneous data resources to a grid through web services. Interact with data resources: Queries and updates. Data transformation / compression Data delivery. Customise for project using Additional Activities Client Toolkit APIs Data Resource handlers Base for higher-level services federation, mining, visualization

12. 2015-11-20 12 State Key Laboratory of Resources and Environmental Information System China SQL/MM Support in OGSA-DAI Service SQL/MM Based Spatial Data Access and Integration

13. 2015-11-20 13 State Key Laboratory of Resources and Environmental Information System China Data Service in OGSA-DAI

14. 2015-11-20 14 State Key Laboratory of Resources and Environmental Information System China Object Query Tree for Spatial Data Data Query Process in Distribution Query Process SELECT C.NAME, AREA(C.LOCATION) FROM C IN CITY, P IN PROVINCE WHERE P. PROVID=’130’ AND C.PROVID= P.PROVID

15. 2015-11-20 15 State Key Laboratory of Resources and Environmental Information System China Distributed Query for Spatial Data Demonstration

16. 2015-11-20 16 State Key Laboratory of Resources and Environmental Information System China LGrid Prototype Build on NetBeans Platform NetBeans Platform is a generic framework for Swing applications. NetBeans Platform provides a reliable and flexible application architecture.

17. 2015-11-20 17 State Key Laboratory of Resources and Environmental Information System China Data Integration with OGSA-DAI

18. 2015-11-20 18 State Key Laboratory of Resources and Environmental Information System China SQL Multi-media Query in LGrid Platform

19. 2015-11-20 19 State Key Laboratory of Resources and Environmental Information System China Distribute Data Query

20. 2015-11-20 20 State Key Laboratory of Resources and Environmental Information System China Geospatial Data Source Information in LGrid

21. 2015-11-20 21 State Key Laboratory of Resources and Environmental Information System China Map Visualization in LGrid

22. 2015-11-20 22 State Key Laboratory of Resources and Environmental Information System China Geospatial Sequence Work Flow Execution in LGrid

23. 2015-11-20 23 State Key Laboratory of Resources and Environmental Information System China Performance Monitor in LGrid Node

24. 2015-11-20 24 State Key Laboratory of Resources and Environmental Information System China Data Source Deployment for Geospatial Service

25. 2015-11-20 25 State Key Laboratory of Resources and Environmental Information System China China National Grid and China Educational Grid Grid Node Distribution Map http://www.cngrid.org/http://www.chinagrid.edu.cn/

26. 2015-11-20 26 State Key Laboratory of Resources and Environmental Information System China OSGeo China Protal

27. 2015-11-20 27 State Key Laboratory of Resources and Environmental Information System China OSGeo in China Michael P. Gerlek deliver a speech for Chinese students

28. 2015-11-20 28 State Key Laboratory of Resources and Environmental Information System China OSGeo in China Professor Michael F. Goodchild at Institute of Geography

29. 2015-11-20 29 State Key Laboratory of Resources and Environmental Information System China OSGeo in China OSGeo Monthly Lecture at Institute of Geography, CAS

30. 2015-11-20 30 State Key Laboratory of Resources and Environmental Information System China OSGeo in China OSGeo Booth at Institute of Geography, CAS

31. 2015-11-20 31 State Key Laboratory of Resources and Environmental Information System China Mail Alias of OSGeo China

32. 2015-11-20 32 State Key Laboratory of Resources and Environmental Information System China More Information… Contact Gao Ang China State Key Laboratory of Resources and Environmental Information System gaoang@lreis.ac.cn http://www.osgeo.org.cn http://www.lreis.ac.cn/ http://www.gaoang.com/ Correlative Links: