How to identify, specify and realize services for your SOA

Ali Arsanjani, of IBM discusses service-oriented modeling and architecture; the key activities that you need for the analysis and design required to build an SOA.

This article discusses the highlights of service-oriented modeling and architecture; the key activities that you need for the analysis and design required to build a Service-Oriented Architecture (SOA). The author stresses the importance of addressing the techniques required for the identification, specification and realization of services, their flows and composition, as well as the enterprise-scale components needed to realize and...

ensure the quality of services required of a SOA.


Introduction
There has been a lot of buzz and hype -- some factual, some not so well-founded -- surrounding the opportunities presented by Service-oriented Architectures (SOA) and its implementation as Web services. Analysts have predicted, pundits have professed, professors have lectured, companies have scurried to sell what they had, as SOA products -- often missing the point that SOA is not a product. It's about bridging the gap between business and IT through a set of business-aligned IT services using a set of design principles, patterns, and techniques.

Gartner has predicted that by 2008, more than 60 percent of enterprises will use SOA as a "guiding principle" when creating mission-critical applications and processes."

A huge demand exists for the development and implementation of SOAs. So if SOA is not just about the products and standards that help realize it, for example through Web services, then what additional elements do you need to realize a SOA?

To find out, click here and read the rest of the article.


This was first published in March 2005

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