Web Service Selection Based on Requester´s Offering Constraints

Web service selection is a mechanism to select the most suitable Web service that satisfies requester´s various non-functional requirements. In e-business environment, the business offers play a major role in attracting a numerous consumers. In order to find the most profitable service offering a valuable business offer, there is a need for the selection mechanism to rank the functionally similar Web services based on the provider´s business offers and the requester´s requirements on various business offers. In this paper, we propose an XML model to represent requester´s complex requirements on multiple business offers. The paper explores the Web service selection mechanism which selects and ranks the functionally similar Web services based on the requester´s requirements on business offers. The paper also presents the broker based architecture for business offer aware Web services publishing and selection. Finally, we present a scheme to represent the requester´s alternative requirements on business offers and extend the selection mechanism to handle a set of alternative business offering requirements.