Ubiquitous web services
Malcolm Attard · OAR@UM (University of Malta) · 2003
Introduction Ubiquitous coming from the Latin word ubique, means existing or being everywhere, especially at the same time. Web Services are loosely specified and coupled components distributed over the internet [23] with the purpose of being accessed and used ubiquitously by suppliers, customers, business and trading partners. This must be done independently of any tools or environment in use by any party involved. The basic service oriented architecture is based on the publishing of a service by a service provider, the location of a service by a service requestor and the interaction between the two based on the service description. The necessary functionality for the full adoption of such web services must include routing, reliable messaging, security, transactions, binary attachments, workflow, negotiation and management, web services description languages, choreography, orchestration and non-repudiation. A large number of companies and organizations are promoting this adoption and