Steve Bailey

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At the heart of any software program lies data, and in the case of Web services and service-oriented solutions this is presented to the underlying software as XML documents. The representation and handling of these documents within the software is a major challenge with traditional development approaches, and often leads to complicated collections of software programs interfering with the clear flow of business information through an application. This article will show that a new approach is essential in order to simplify the complexity of today's software solutions while significantly reducing the cost of inevitable future change. Changing Environments Presentation, exchange of data (both in terms of messaging and logic), and the storage of that data are the core requirements for most applications. For most people, XML is first used in the presentation layer because... (more)