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Technical overview of the JISC Information Environment Andy Powell [email_address] UKOLN, University of Bath JISC/NSF DLI   All Projects Meeting June 2002
Contents ,[object Object],[object Object],[object Object],[object Object],[object Object]
Simple scenario ,[object Object],[object Object],[object Object],[object Object],[object Object]
 
 
 
 
Issues ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
The problem space… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
UK JISC IE context… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
The problem(s)… ,[object Object],[object Object],[object Object],[object Object]
A solution… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
JISC Information Env. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Discovery ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Access ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Shared services ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
JISC Information Env. Broker/Aggregator Portal Portal Content providers End-user Portal Broker/Aggregator Authentication Authorisation Collect’n Desc Service Desc Resolver Inst’n Profile Shared services Provision layer Fusion layer Presentation layer
Summary ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Common sense ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
A shared problem space ,[object Object],[object Object],[object Object],[object Object],[object Object]
IMS Digital Repositories Repositories Resource Utilizers Directories Vocabulary Competency Metadata Repositories Organizations Traders  Access Management MANAGE RIGHTS OBLIGATIONS CONTROL ACCESS AUTHENTICATE AUTHORISE AUDIT Procurement NEGOTIATE TRADE MAKE PAYMENT SEARCH Learner Creator Infoseeker Assets Metadata  DISCOVER REQUEST USE Presentation Mediation Provision People Agent RESOLVE Registries STORE STORE EXPOSE MANAGE STORE EXPOSE MANAGE DELIVER (Query, Browse, Follow Path) ACCESS GATHER PUBLISH MANAGE ALERT EXPOSE
Web Services - IBM “ Web Services are self-contained, self-describing, modular applications that can be published, located and invoked across the Web”. IBM Web Services architecture overview http://www-106.ibm.com/developerworks/web/library/w-ovr/?dwzone=ibm
Web Services - Microsoft “ A Web service is programmable application logic, accessible using standard Internet protocols”. A Platform for Web Services http://msdn.microsoft.com/library/techart/websvcs_platform.htm
Web Services - principles ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
IBM Web services model service registry service provider service requestor Find Publish Bind WSDL UDDI WSDL SOAP WSDL UDDI
WSDL, UDDI and SOAP ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
JISC IE - Web services service registry service provider service requestor Find Publish Bind Collection and Service description service JISC Inf. Env. Service  registry Content providers, aggregators, brokers, shared services Portals, aggregators, brokers
JISC Information Env. Broker/Aggregator Portal Portal Content providers End-user Portal Broker/Aggregator Authentication Authorisation Resolver Inst’n Profile Shared services Provision layer Fusion layer Presentation layer Service provider Service requestor Service provider Service requestor Service registry
P3P ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
From portals to portlets ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
4 layer model? Portlet Broker/Aggregator Portal Portal Content providers End-user Portal Broker/Aggregator Authentication Authorisation Service Registry Resolver Inst’n Profile Shared services Provision layer Fusion layer Portal layer Portlet Portlet Portlet layer Portlet
Architectural summary publishing tools shared services portals content brokers and aggregators provision fusion infrastructure presentation registries terminology indexing resolution authentication authorisation citation linking m2m
Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Impact ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Questions…
 

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Technical overview of the JISC Information Environment

  • 1. Technical overview of the JISC Information Environment Andy Powell [email_address] UKOLN, University of Bath JISC/NSF DLI All Projects Meeting June 2002
  • 2.
  • 3.
  • 4.  
  • 5.  
  • 6.  
  • 7.  
  • 8.
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 16.
  • 17. JISC Information Env. Broker/Aggregator Portal Portal Content providers End-user Portal Broker/Aggregator Authentication Authorisation Collect’n Desc Service Desc Resolver Inst’n Profile Shared services Provision layer Fusion layer Presentation layer
  • 18.
  • 19.
  • 20.
  • 21. IMS Digital Repositories Repositories Resource Utilizers Directories Vocabulary Competency Metadata Repositories Organizations Traders Access Management MANAGE RIGHTS OBLIGATIONS CONTROL ACCESS AUTHENTICATE AUTHORISE AUDIT Procurement NEGOTIATE TRADE MAKE PAYMENT SEARCH Learner Creator Infoseeker Assets Metadata DISCOVER REQUEST USE Presentation Mediation Provision People Agent RESOLVE Registries STORE STORE EXPOSE MANAGE STORE EXPOSE MANAGE DELIVER (Query, Browse, Follow Path) ACCESS GATHER PUBLISH MANAGE ALERT EXPOSE
  • 22. Web Services - IBM “ Web Services are self-contained, self-describing, modular applications that can be published, located and invoked across the Web”. IBM Web Services architecture overview http://www-106.ibm.com/developerworks/web/library/w-ovr/?dwzone=ibm
  • 23. Web Services - Microsoft “ A Web service is programmable application logic, accessible using standard Internet protocols”. A Platform for Web Services http://msdn.microsoft.com/library/techart/websvcs_platform.htm
  • 24.
  • 25. IBM Web services model service registry service provider service requestor Find Publish Bind WSDL UDDI WSDL SOAP WSDL UDDI
  • 26.
  • 27. JISC IE - Web services service registry service provider service requestor Find Publish Bind Collection and Service description service JISC Inf. Env. Service registry Content providers, aggregators, brokers, shared services Portals, aggregators, brokers
  • 28. JISC Information Env. Broker/Aggregator Portal Portal Content providers End-user Portal Broker/Aggregator Authentication Authorisation Resolver Inst’n Profile Shared services Provision layer Fusion layer Presentation layer Service provider Service requestor Service provider Service requestor Service registry
  • 29.
  • 30.
  • 31. 4 layer model? Portlet Broker/Aggregator Portal Portal Content providers End-user Portal Broker/Aggregator Authentication Authorisation Service Registry Resolver Inst’n Profile Shared services Provision layer Fusion layer Portal layer Portlet Portlet Portlet layer Portlet
  • 32. Architectural summary publishing tools shared services portals content brokers and aggregators provision fusion infrastructure presentation registries terminology indexing resolution authentication authorisation citation linking m2m
  • 33.
  • 34.
  • 36.