The document discusses the Linked-USDL standardization working group. It provides an overview of the Unified Service Description Language (USDL), including its key components like the Service class and how it can be used to describe various types of services. It also discusses efforts to standardize USDL through the W3C and how USDL compares to other standards like WSDL.

1. Community-based knowledge harvesting
Linked-USDL standardization
WG 12.7 - Social Networking Semantics and
Collective Intelligence
Jorge Cardoso/University of Coimbra
jcardoso@dei.uc.pt
26-27 April 2012

2. USDL
• Unified Service
Description Language
• Master data model for services
• Describe various types of services
– professional to electronic services
• Holistic
– business aspects such as ownership and provisioning,
pricing and legal aspects, in addition to technical
aspects.
2012 Linked-USDL Standardization 2

3. Schema
2012 Linked-USDL Standardization 3

4. Main schema
2012 Linked-USDL Standardization 4

5. The Service class
Service
Attributes
A Universally Unique Identifier (UUID) that identifies uniquely a service with a
serviceKey
worldwide spectrum. The identifier allows to reference services unambiguously.
serviceType The type of service being represented. A service can be of type
serviceName The name of the service.
serviceVersion The version number of a service.
language The language selected to express the various elements of this class (ISO 639-1).
Relations
business A Service has 0 or 1 Business perspective.
operational A Service has 0 or 1 Operational perspective.
technical A Service has 0 or 1 Technical perspective.
udescription A Service has 0 or 1 UDescription.
Examples
<service>
<serviceKey> C0E6D5A8-C446-4f01-99DA-70E212685A40 </serviceKey>
<serviceType>Individual</serviceType>
<serviceName> EcoCalculator </serviceName>
<serviceVersion> v.43.5.637 </serviceVersion>
<language> EN </language>
<udescription>…</udescription>
<business> … </business>
<operational> … </operational>
<technical> … </technical>
</service>
Version 2 of USDL
2012 Linked-USDL Standardization 5

6. Certification
Certification
Attributes
certificationType The type of the certification. For example, ISO, SAP, Microsoft or Adobe.
The name of the certification. For example, SAP master, SAP professional
certificationName or SAP associate. Another example is the certifications technology series,
professional series, master series and architect series from Microsoft.
Relations
certifications A Marketing subperspective has zero or more Certification.
udescription A Certification has 0 or 1 UDescription.
Examples
…
<certifications>
<certification>
<certificationType> ISO </certificationType>
<certificationName> ISO 9000 </certificationName>
<udescription>
<name> ISO 9000 </name>
<description> The service has certification ISO9000.</description>
<keywords> ISO, norm, certification, regulation </keywords>
<concept> http://www.iso.org/iso/home.htm </concept>
<language> EN </language>
</udescription>
</certification>
</certifications>
…
Version 2 of USDL
2012 Linked-USDL Standardization 6

7. Operations
Operation
Attributes
operationName The name of an operation.
Relations
operationNature An Operation has 0 or 1 OperationNature.
operationInterfaces An Operation has 0 or 1 OperationInterfaces.
operations An Operations has 1 or more Operation.
udescription An Operation has 0 or 1 UDescription.
Examples
…
<operations>
<operation>
<operationName> submitEcoRequest </operationName>
<operationNature>…</operationNature>
<operationInterfaces>…</operationInterfaces>
<udescription> … </udescription>
</operation>
<operation>
<operationName> cancelEcoRequest </operationName>
<operationNature>…</operationNature>
<operationInterfaces>…</operationInterfaces>
<udescription> … </udescription>
</operation>
</operations>
…
Version 2 of USDL
2012 Linked-USDL Standardization 7

8. WSDL vs USDL
Made for c omputers (S O A) Made for people (IoS )
Addres s P rovider P rotocols
P ort C ons umer Addres s
T ec hnic al
Arguments B undling P orts
D ata type Marketing us ines s
B T ec hnic al …
WS DL L egal US DL
…
…
O perational O perations
F unctionality
R es ources
…
2012 Linked-USDL Standardization 8

9. Driving forces
2012 Linked-USDL Standardization 9

10. USDL
www.internet-of-services.com
2012 Linked-USDL Standardization 10

11. Standardization
• W3C Standards
– HTML, Ajax, HTTP, XML, WSDL, etc
– http://www.w3.org/
• OMG Standards
– BPMN, UML, CORBA, XMI
– http://www.omg.org/
• OASIS Standards
– ebXML
– www.oasis-open.org/
2012 Linked-USDL Standardization 11

12. USDL Today!
• W3C Incubator Group
– http://www.w3.org/2005/Incubator/usdl/
• Completed (late 2011)!
2012 Linked-USDL Standardization 12

13. Dissemination
http://www.internet-of-services.com
2012 Linked-USDL Standardization 13

14. Scenarios and USDL Tool Chain
2012 Linked-USDL Standardization 14

15. Use cases (FI-PPP)
Rely on USDL for service descriptions
http://www.fi-ware.eu/
2012 Linked-USDL Standardization 15

16. Linked USDL
2012 Linked-USDL Standardization 16

17. ITIL Alignment
• ITIL Service Design
– Service Portfolio
• Service Pipeline
• Service Catalogue
• Retired Services
2012 Linked-USDL Standardization 17

18. TM Forum
• Founded 1988
– 380 members in 38 countries
• Service providers, software and hardware
suppliers, systems integrators
• SID: Shared Information/Data Model
– Unified reference data model
– Single number of terms of business objects
– Basic business processes
– Connections and relations between objects
2012 Linked-USDL Standardization 18

19. TOSCA
• Topology and Orchestration
Specification for Cloud Applications
• Deliver on the ability to move workloads
between public and private
infrastructure in a transparent way
2012 Linked-USDL Standardization 19

20. Portugal Telecom
Service Delivery Broker
2012 Linked-USDL Standardization 20

21. Portugal Telecom
Service Delivery Broker
2012 Linked-USDL Standardization 21

22. Use case and prototype

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Jorge Cardoso, GSI/CISUC & DEI/UC, 2011

26. One step ahead….
Complex value-added services
1. Bundling
2. Composition
3. Employee, front-office, back-office, customer
4. Model-view-controler
5. One click deployment
…advanced design… 6. Business processes
Jorge Cardoso, GSI/CISUC & DEI/UC, 2011

27. Navigation
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Show
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Reports
UI
Complementary Content Services
OPEN DOCUMENTS
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Quotation CB.Net 10.Okt
Shopping Basket (2)
-------------------------------
Total Price 509,00 € Sales Order Acknowledgement
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210.--€
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2)Sales Order Acknowledgement
3)Export Orders to Brazil
…advanced design…
SUBMIT ORDER CANCEL
Comprehensive, mode-based service design
Jorge Cardoso, GSI/CISUC & DEI/UC, 2011

28. Current SAP editor
Jorge Cardoso, GSI/CISUC & DEI/UC, 2011