InfoQ Homepage Web Services Content on InfoQ
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Injecting Implementation Dependencies into WCF Services
A very popular concept of implementing WCF services is to use a layered approach that consists of a service, a business logic and a data access layer. The dependencies between these layers might be injected at runtime via dependency injection containers.
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Building Service Oriented Architectures with Java Technology
Sun Microsystems started a tour in the US to present a comprehensive view of the technologies and approaches it recommends to build Service-Oriented-Architectures with Java Technology.
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Microsoft Releases December CTP of Project Astoria
Microsoft has announced the December CTP of Project Astoria, whose new name is the ADO.NET Data Services Framework, is available now as part of the ASP.NET 3.5 Extensions preview release.
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Is The Internet More Fundamental Than REST?
The debate over whether or not REST is better than WS-* has been simmering for a while, with no clear winner. However, Ganesh Prasad tries to add more fuel to the debate and illustrates how he believes REST is not the most fundamental and extensible approach after all.
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EviWare Releases v2.0 of soapUI, a Web Services Test Suite
EviWare, an open source company recently released v2.0 of their soapUI product at JavaPolis 2007. The test suite is capable of tracking test coverage, perform test refactoring based on updated WSDLs and creating mockup services from previously recorded requests/responses .
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Using Axis2 for Asynchronous Web Services
A new article by Eran Chinthaka, Develop asynchronous Web services with Axis2, provides several examples of using the asynchronous APIs of Axis2 in client and server side applications.
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Article: Stefan Tilkov helps you get started with REST
Representational State Transfer (REST), the architecture behind the web is quickly becoming a real alternative to be considered by architects developing distributed systems. In a recently released article, Stefan Tilkov delves into the ways of designing systems using REST and examines the similarities and differences between classic interface-based approaches.
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Udi Dahan on increasing scalability by making things asynchronous
Making things asynchronous is a proven way to increase scalability, and yet, many things seem to be naturally synchronous. But does that mean that these problems can't be solved in an asynchrounous way, or does it mean that we're simply stuck in our thinking? Udi Dahan challenges this thinking in the article 'Asynchronous, High-Performance Login for Web Farms'.
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A Second WS-CDL Tool-Suite Is Born
Hongbing Wang and his team in China become the second group to release a WS-CDL based tool-suite. Several people have suggested that WS-CDL is the an often overlooked critical component in developing Web 2.0 and SOA applications, but until now (and for the past few years) there has been only one tool-suite.
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InfoQ Minibook: Composite Software Construction
In a new InfoQ minibook, InfoQ SOA Editor and SOA Enterprise Architect Jean-Jacques Dubray describes the state of the art and emerging new approaches in building "Composite Software", solutions created by assembling existing services. The book is available as an InfoQ Minibook, i.e. free of charge in PDF format for InfoQ users. A printed version is available too.
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Interview: Paul Fremantle on the State of WS-*
In a new InfoQ interview, Paul Fremantle, WSO2 co-founder co-chair of the OASIS committee that standardized WS-Reliable Messaging, talks to InfoQ about the state and relative importance of web services standards, the role of open source software for SOA, his views on the eternal REST debate, and WSO2's business model.
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Data Services in SOA: Issues and Possible Solutions
Data Services are increasingly generating interest in Service Oriented Architectures. David Webber wrote an article detailing some of the difficulties to define contracts for AWS and some of the solutions using the Content Assembly Mechanism (CAM).
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Microsoft Releases Managed Services Engine (Repository)
The topic of virtualization has been heating up in the SOA space as more and more enterprises look for ways to harvest their existing IT assets towards new service infrastructure. Microsoft's recent silence on the issue has now made way for a community focused release of a meta-data driven service repository.
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KonaKart: Free Java-based online shopping cart
KonaKart, a free Java-based online shopping cart, just released version 2.2.0.7. InfoQ spoke with KonaKart founder Paolo Sidoli to learn more about this release, and how KonaKart fits into the online shopping cart space.
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Setting out for Service Component Architecture
Henning Blohm, Java EE Software Architect at SAP and Co-Chair of the SCA-J Technical Committee provides his perspective on SCA as a cross-technology programming model integration. He claims that for vendors SCA lowers the marginal costs of providing implementation or binding technology and for users it reduces the marginal costs of using them.