Supporting Web Service Protocol Changes by Propagation

International audienceVery often, enterprises are subject to changes. Thesechanges require adaptations regarding business process,security components, database access, etc. In this paper wepresent a comprehensive (basic) approach for the controlledevolution of Web service business protocols in a cooperativeWeb services framework. A set of elementary changeoperators is proposed to capture the change of protocolsand a selective process of change projection is adopted topredict potentially interesting changes to partners in orderto maintain compatibility