Introducing compositionality in Web service descriptions

  title={Introducing compositionality in Web service descriptions},
  author={Monika Solanki and Antonio Cau and Hussein Zedan},
  journal={Proceedings. 10th IEEE International Workshop on Future Trends of Distributed Computing Systems, 2004. FTDCS 2004.},
Web services are essentially black box components from a composer's or a mediator's perspective. The behavioural description of any service can be asserted by the composer only through interface predicates exposed by the service provider Normally for proving properties of service compositions, pre/post conditions are found to be sufficient. However these properties are assertions only on the initial and final states of the service respectively. They do not help in specifying/verifying ongoing… CONTINUE READING

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