Steffen Higels, Dave Lewis

State of the Art: Service Composition

This paper addresses the state of the art in service composition as driven by the current interest in web services. This paper examines this state of the art form the viewpoint of the application of state of the art to ubiquitous computing. It addresses the various issues related to service composition, including interoperability of service descriptions, service discovery, service brokering, security and rust and the modelling of service composition. Research directions in the application of service composition to ubiquitous computing is suggested.

Keywords: Service composition, web services, WSDL, DAML-S