We develop a framework to compose services through discovery and orchestration for a given goal service. Tightening techniques are used in composition algorithms to achieve "...
Middleware for Web service compositions, such as BPEL engines, provides the execution environment for services as well as additional functionalities, such as monitoring and self-t...
Domenico Bianculli, Walter Binder, Mauro Luigi Dra...
Composition of stateful web services expressed in BPEL4WS can be recasted as a problem of planning in asynchronous domains. In (PTB05), this is pursued by encoding the asynchronou...
Piergiorgio Bertoli, Marco Pistore, Paolo Traverso
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 compos...