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Business SOA Governance
Business SOA governance is about the long term transformation of IT to align with the business. This means establishing a clear business architecture and then creating a business SOA governance group who will ensure that vision is followed. This is a powerful group and needs to act in the same way as a judiciary. Their role is not to undertake the work but to enforce the boundaries and rules.
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A Decade of SOA: Where are we, Where are we Going?
SOA is 10 years old. InfoQ has gathered Jeff Andres, Eric Ballou, Dave Hollander and William El Kaim, all Enterprise Architects with a long experience in SOA, to share their perspectives on where we are and where we are heading, as part of a virtual panel. They talk about Reuse, Business/IT alignment, Governance,...
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Book Review: Understanding SCA
Four years after the publication of the first SCA specification draft, SCA remains a technology that is not well known or understood. Yet IBM and Oracle have built key product suites with it.Jim Marino and Michael Rowley, both co-authors of the SCA specifications, have published a practical guide to get started with SCA which covers the entire programming model from persistence to presentation.
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Contract Versioning, Compatibility and Composability
Kjell-Sverre and Jean-Jacques revisit the principles of contract design focusing on the concept of compatible contract based on XML, XML Schema and WSDL extensibility to foster service reuse and complement Governance. The article includes a novel approach to manage message types in relation to an enterprise data model.
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Quest for True SOA
Alex Maclinovsky explains why his vision of Governance differs from those prevailing in the industry. Based on his precise understanding of what a SOA platform should do, he defines a unified view of SOA Governance which he claims "has the potential to take the imperfect SOA platforms and implementations ... and transform them into true Service Oriented Architectures..."
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Service-Oriented Development with Consumer-Driven Contracts
In this article, Ian Robinson discusses how "consumer-driven contracts", in the form of "stories for services" and unit tests exchanged between service development streams, can strengthen the service-oriented development lifecycle. In contrast to contracts defined from the POV of the provider, consumer-driven contracts result from combining the demands of all known service consumers.
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The Seven Fallacies of Business Process Execution
After 8+ years of intense research, the promises of BPM have not materialized: we are still far from having the ability to use the business process models designed by business analysts to create complete executable solutions. Some argue that we need to re-engineer BPM standards. In this paper we explore a new architecture blueprint for BPMSs that offers a cleaner alignment between SOA and BPM.
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Making Sense of all these Crazy Web Service Standards
Michele Leroux Bustamante explains the most relevant WS-* standards used today in terms of their actual implementation among WS platforms (with a focus on Java and .NET), their level of adoption and readiness. If you are new to web services or to the WS* protocols, or you are having difficulty keeping up with the pace of change in this area, this article should help.
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Interview: Pete Lacey Criticizes Web Services
Pete Lacey, formerly working with Systinet and now with Burton Group, recently became well-known in the SOA community because of a series of blog posts starting with a very funny one entitled "S stands for Simple". In this interview, Pete talks to InfoQ about the problems he sees with Web services in general, SOAP, WSDL and UDDI, as well as advanced standards from the WS-* family.
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The Lost Art of Separating Concerns
In a short article, well-known REST proponent Mark Baker claims the default, Web services-based approach to SOA development fails to properly separate concerns, and describes how the more generic interface used in Web architecture leads to an improvement.
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Give it a REST: Mark Baker on Web Services
Mark Baker is well-known in the SOA and Web services community because of his continuous efforts to promote REST (REpresentational State Transfer), criticizing many of the standards and specifications as being ignorant of what made and continues to make the Web successful. Stefan Tilkov had the chance to talk to Mark about REST principles, its benefits, and the relationship to Web services.
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Simple JAVA and .NET SOA interoperability
.NET and Java interop can be made really simple using a REST documentcentric approach. This article compares a REST and SOAP approach to interop as well as the advantages of using HTTP POST vs. GET for REST invocations.