Incorporating Preferences into Web Service Conversations MobEA III @ WWW 2005

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Incorporating Preferences into Web Service
ConversationsMobEA III _at_ WWW 2005

• Jonghun Park
• jonghun_at_snu.ac.kr
• Seoul National University
• Co-Authors Wan Lee (SNU), Kangchan Lee (ETRI)

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Presentation outline

• Background, Motivation, Objectives
• Proposed Preference Model
• WS-CPP Structure
• Run-time Behavior
• Conclusions

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Background

• Web services A software application identified
  by a URI, whose interfaces and bindings are
  capable of being defined, described, and
  discovered as XML artifactsA Web service
  supports direct interactions with other software
  agents using XML-based messages exchanged via
  Internet-based protocols (W3C)
• Web based
• Big thrust from major IT vendors
• Interoperability supported by international
  standards

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Background (cont.)
Web Services Stack
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Background (cont.)

• Web services choreography
• aims at the coordination of interactions between
  distributed parties, which define web services to
  expose their externally accessible operations
• WS-CDL (Web Services Choreography Description
  Language) ver. 1.0
• W3C