engleski

Comparative Analysis of Web Services and Web Service Development Technologies

This paper focuses on ontology and taxonomy of services. Service is a paradigm frequently mentioned with the genesis of idea about Service Oriented Architectures -SOA. SOA is still discussed even though the idea about information system made of services is not new. In the last couple of yea.·s, SOA has become attractive, perspective and promising even though there a.·e lots of problems in implementation of SOA concepts in practice. Inadequacy of SOA lies in a fact that there are lots of obstacles connected to defining of c1ea.· SOA standards. \Vhereas main structural unit of SOA architecture is service, it is quite clear, that precise definition of service is something of big importance in order to go further in synthesis of complete SOA concepts: Enterprise Service Bus, communication protocols, Repository for Service Discovery and many others. The first purpose of this paper is to define the function of services as autonomous software drives, developed to support business processes, and executed when needed. Afterwards paper discusses several platforms for \Veb service development, offered by the most relevant vendors of software solutions. Discussion explains 'the ways in which vendors conceived Web service paradigm and implemented it in their solutions, with insight into their advantages and disadvantages.

SOA

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