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Vol: 5 Iss: 11

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In a service-oriented architecture, the ultimate goal is to quickly and easily build new applications as composites of existing services. Building out the independent services in a manner that supports reuse is itself very challenging. However, several tools are beginning to appear to ...
Leading companies are tackling the complexity of their application and IT environments with service-oriented architecture (SOA), which facilitates the development of enterprise applications as modular business services that can be easily integrated and reused, thereby creating a truly ...
Web services were created around the notion that it's easier to discover and leverage somebody else's service rather than write your own from scratch. Also, it is much easier to create applications made up of many services, thereby allowing change to occur at a pace faster than anythin...
Last month I talked to a couple of vendors who are making new inroads in the services arena through open source offerings. Open source support in Web services is definitely very heartening. While the frameworks and utilities for implementing Web services in enterprise applications have...
Our journey began with our Department of Defense research projects when we saw an opportunity to solve our data management challenges with XML (http://xml.sys-con.com/read/40411.htm). The journey continued with the evolution of that work as it applied to exposing legacy data sources as...
As organizations move to service-oriented architecture (SOA), security becomes one of the key concerns impacting deployment. After all, a company's most sensitive information is frequently stored in the business systems that are now being accessed by the Web services employed within an...
BPEL4WS V1.1 is a public draft release of the 'Business Process Execution Language for Web Services' specification dated May 3, 2003. BPEL4WS V1.1 is arguably the de facto standard for Business Process Management (BPM); however, because it's a draft release, BPEL4WS V1.1 has several sh...
Enterprise information integration (EII) is getting a lot of hype these days, and the vendors are giving you very compelling reasons for why you need an enterprise data access layer based on their EII product. However, a lot of the scenarios and case studies they present are very targe...
You are an architect on your company's new flagship application. The app encompasses several business and technical domains that are, in your opinion, well suited to domain-specific languages (DSLs). In years past, you would have turned to XML as the solution for all your DSL needs. Wi...
SOA - service-oriented architecture - seems to be on everyone's radar. It's rare to walk into an IT meeting where someone hasn't bombarded the audience with the current buzzwords, and where someone isn't extolling the virtues of an SOA. Somehow, even though it's not really about a sing...