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UKOLN DLF Reference Model for Discovery to Delivery Space

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Andy Powell
Andy Powell

A presentation at the JISC-CETIS Conference, Edinburgh, November 2005

Education
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UKOLN is supported by: The ‘discovery to delivery’ DLF reference model Andy Powell, UKOLN, University of Bath [email_address] JISC-CETIS Conference, Edinburgh, November 2005 www.bath.ac.uk a centre of expertise in digital information management www.ukoln.ac.uk
Contents ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
History - the JISC IE ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Context – the DLF ,[object Object],[object Object],[object Object],[object Object]
BIG DISCLAIMER ,[object Object],[object Object],[object Object],[object Object],[object Object]
Terminology - the DLF model Business requirement Business process Business function Abstract service Service binding Deployed service Business entity
Terminology - the DLF model Business requirement Business process Business function Abstract service Service binding Deployed service A business requirement is identifiable segment of an organisation’s overall mission. A business process is an identifiable portion of a business requirement. Business processes may be made up of business functions .
Terminology - the DLF model Business requirement Business process Business function Abstract service Service binding Deployed service A bstract services are discrete pieces of networked functionality (supporting a business process/function). A service binding is an instantiation of an abstract service – a concrete data representation, API, Web service description, etc.
Terminology - the DLF model Business requirement Business process Business function Abstract service Service binding Deployed service A deployed service is a service binding available at a specific location on the network. Business entity
Terminology - the DLF model Business requirement Business process Business function Abstract service Service binding Deployed service A business entity is something of interest – typically represented by metadata. The things that services are about. Business entity
DLF reference model ,[object Object],[object Object],[object Object],[object Object],[object Object]
Applying the DLF model… ,[object Object],[object Object],[object Object],[object Object],[object Object]
Enter ,[object Object],[object Object],[object Object],[object Object],enter authenticate buildLandscape initiate user provider
Survey/discover ,[object Object],[object Object],[object Object],discover initiate user provider survey useSavedRecord search initiate useSavedRecord search browse alert initiate assistQuery assistQuery browse alert initiate
Detail ,[object Object],[object Object],[object Object],detail locate getFormats initiate user provider getRatings getConditions
Request/deliver ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],request deliver authorise initiate initiate initiate user provider
Abstract services ,[object Object],Enter Survey Discover Detail Deliver Request JISC IE D2D Authentic- ation User Preferences Service Registry Search Alert Terminology Metadata Schema Registry Harvest Identifier Resolver Rating/ Annotation Link Server Terms and Conditions Authorisation Authorisation Authorisation Terminology Business Requirement Business Process Abstract Service
Abstract services ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Service bindings ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Deployed services ,[object Object],JISC-funded content providers institutional content providers external content providers brokers aggregators catalogues indexes institutional portals subject portals learning management systems media-specific portals end-user desktop/browser presentation fusion provision OpenURL link servers shared infrastructure authentication/authorisation (Athens) institutional profiling services terminology services service registries identifier services metadata schema registries © Andy Powell (UKOLN, University of Bath), 2005
Issues - workflow ,[object Object],[object Object],[object Object],[object Object],survey/ discover useRecord detail request deliver useResource
Issues – enter function ,[object Object],[object Object],[object Object],[object Object]
Issues – survey vs. discover ,[object Object],[object Object],[object Object]
Issues – use of UML ,[object Object],[object Object],[object Object],[object Object],[object Object]
Discussion…

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UKOLN DLF Reference Model for Discovery to Delivery Space

  • 1. UKOLN is supported by: The ‘discovery to delivery’ DLF reference model Andy Powell, UKOLN, University of Bath [email_address] JISC-CETIS Conference, Edinburgh, November 2005 www.bath.ac.uk a centre of expertise in digital information management www.ukoln.ac.uk
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  • 6. Terminology - the DLF model Business requirement Business process Business function Abstract service Service binding Deployed service Business entity
  • 7. Terminology - the DLF model Business requirement Business process Business function Abstract service Service binding Deployed service A business requirement is identifiable segment of an organisation’s overall mission. A business process is an identifiable portion of a business requirement. Business processes may be made up of business functions .
  • 8. Terminology - the DLF model Business requirement Business process Business function Abstract service Service binding Deployed service A bstract services are discrete pieces of networked functionality (supporting a business process/function). A service binding is an instantiation of an abstract service – a concrete data representation, API, Web service description, etc.
  • 9. Terminology - the DLF model Business requirement Business process Business function Abstract service Service binding Deployed service A deployed service is a service binding available at a specific location on the network. Business entity
  • 10. Terminology - the DLF model Business requirement Business process Business function Abstract service Service binding Deployed service A business entity is something of interest – typically represented by metadata. The things that services are about. Business entity
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