Chapter Seven. Service Integration Architecture
The Service Integration Architecture defines business applications as reusable, easily changed components of business functionality, and how these components interrelate. This is the concept of a service-oriented architecture (SOA). While SOA has been considered a best practice for over two decades (see sidebar), until recently, very few companies were interested in them. Now SOA is suddenly a hot topic in IT, and at the center of many initiatives aimed at increasing business agility. At this point, if your company is not at least investigating SOA, it should be.
In a SOA, discrete business functions or processes are created as independent components with standard interfaces which ...