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A Transaction Model of Web Services Composition

Sheng Zhang

Abstract

With the rapid development of Web technology,a new Web-based application ─web services arise.Web services composition is built up on existing Web services,which is autonomous and heterogeneous.In this paper,we introduce a model of Web transaction for building efficient Web services composition.The model is a multi-layer architecture.Firstly,we give a general introduction of Web transaction.Secondly,we explain the components of that model and give some examples of its realization by using extended WSDL.

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Key concepts: Computer science, Web service, Web modeling, WS-I Basic Profile, World Wide Web, WS-Policy, Web standards, Data Web