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Dave Shaffer

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Top Stories by Dave Shaffer

There's a common misconception that Business Process Execution Language for Web Services (BPEL) is useful only if all of your systems are Web services. This article describes how Web Services Invocation Framework (WSIF) enables BPEL to orchestrate nearly any legacy system as if it were a Web service - without having to explicitly wrap or publish it as one. It also highlights how JSR-208 will standardize this capability in the not-too-distant future. Introduction As Web services begin to take hold as an enterprise integration strategy, BPEL has rapidly become the undisputed standard for business process integration. BPEL provides a standard, portable language for orchestrating services into end-to-end business processes and builds upon a decade of progress in the areas of... (more)

Web Services Platforms Emerge

J2EE application servers enabled mainstream developers to build sophisticated multitiered Web applications that use mature standards and any of several commercial and open source application server platforms. A similar pattern has now emerged with the maturation of standard platforms for enabling service-oriented architecture (SOA) through Web services. These Web services platforms provi... (more)

Best Practices for Building SOA Applications

Service Oriented Architecture (SOA) facilitates the development of applications as modular business services that can be easily integrated, secured, and administered. Benefits of an SOA approach include more-rapid development, decreased maintenance and change management costs, and improved business visibility. However, achieving these benefits isn't automatic - although many early adopte... (more)

Process-Centric Realization of SOA

Agile and adaptive business processes and supporting IT infrastructure are the holy grail of enterprise applications. The industry is heading in the right direction to start delivering on this promise. SOAs (service-oriented architectures) promise to enable businesses to align their business processes to customer needs, and optimize them to improve customer responsiveness and drive effic... (more)

SOA World Magazine "BPEL's Growing Up"

IT architectures have evolved to include process orchestration as a fundamental layer due in no small part to the emergence and widespread adoption of the WS-BPEL standard. WS-BPEL, also known as Business Process Execution Language or just BPEL, is a standard owned by OASIS that provides rich and comprehensive orchestration semantics. This article will provide a brief overview of how BPE... (more)