InfoQ Homepage Web Services Content on InfoQ
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Interview: Mark Little on Transactions, Web Services, and REST
In this interview, recorded at QCon London 2008, Red Hat Director of Standards and Technical Development Manager for the SOA platform Mark Little talks about extended transaction models, the history of transaction standardization, their role for web services and loosely coupled systems, and the possibility of an end to the Web services vs. REST debate.
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Loose Coupling in SOA Defined
In the debate on whether cohesion is important for SOA, Carlos Perez expressed his views on coupling in software construction, and how it has evolved in the context of an SOA. He starts out with Bertrand Meyer's principles of modularity and extends it to his own set of principles for service orientation.
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Whoa There: SOA, SOA 2.0, ROA, WOA. An Acronym Too Far?
With SOA 2.0 dead and the REST vs SOA vs Web Services debates simmering less fiercely of late, some in the industry have started to talk about Web Oriented Architecture (WOA). But is this different to anything that already exists (e.g., REST)? If so, why and how does it help developers and deployers? Burton Group's Anne Thomas Manes believes it is a term too far and adds nothing to the debate.
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Presentation by Martin Fowler and Jim Webber: "Does My Bus Look Big in This?"
In this presentation, recorded at QCon London 2008, ThoughtWorks' Chief Scientist Martin Fowler and Global Head of Architecture Jim Webber share their views of the typical corporate ESB, which in their opinion has grown too fat for its own good. Martin and Jim suggest the Web's architecture as a possible and more light-weight alternative, in line with their preference for agile approaches.
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Windows Communication Foundation: Application Deployment Scenarios
Microsoft has just published an excellent overview of WCF capabilities and deployment strategies for 5 most common SOA scenarios including Enterprise Web services, Web 2.0 services, intranet applications, queued messaging and Workflow services.
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Will Sun Add SCA Integration to the Java EE Specification?
While in the past, the Java community debated over backing SCA or JBI, there are some signs that both of them might be formally incorporated into Java EE 6.
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SAAJ - Fine in Theory, Broken in Practice?
In a blog entry, Spring Web Services lead developer Arjen Poutsma discusses the sad state of various SAAJ implementations in major application servers.
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Interview: Pete Lacey on REST and Web Services
In this interview, recorded at QCon San Francisco, (then) Burton Group consultant Pete Lacey talks to Stefan Tilkov about the reasons for his disillusionment with SOAP, describes the ideas behind REST, and addresses some of its perceived shortcomings. Finally, he discusses cases where SOAP/WS-* or RESTful HTTP might be more appropriate.
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Mocking Web Services
Service simulation (mocking) – the ability to mimic service behavior even before they are implemented - enables service consumer developers and testers to parallelize their efforts without having to wait for service implementation to complete. Service simulation also provides a light-weight alternative to building expensive reference environments.
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Is Cohesion Important for SOA?
Jim Webber re-ignited some interesting discussions about the need (or not) for Cohesive Services within SOA. What started as a fairly innocuous post has certainly generated a lot of debate.
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BPEL4People Virtual Roundtable Interview
In another one of our semi-regular Virtual Roundtables, InfoQ took the opportunity to talk to some of the main authors behind the BPEL4People and WS-HumanTask specifications and find out the driving forces behind it and what we can expect next.
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Article: Spectacular Scalability with Smart Service Contracts
Udi Dahan describes an experience implementing a new order system in which large size message passing was affecting the scalability and even bringing down servers in the system. The article describes how they diagnosed the problem and their solution, by "changing our service contracts and introducing stateful interactions we were able to manage the performance critical state of the system."
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Spring Web Services 1.5 Released
After 6 months of work, Spring Web Services 1.5.0 has been release. Based off contract-first development using SOAP service development, Spring-WS can be manipulated through XML to create document-driven Web services. Some of the highlights of the release include:
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Interview: Dan Diephouse on Atom, AtomPub, REST and Web Services
In a new interview, recorded at QCon San Francisco, Stefan Tilkov talks to noted Web services expert and open source developer Dan Diephouse about the benefits of using the Atom Pub and Atom standards for business applications, pros and cons of using REST, and upcoming features of the Apache CXF web services stack.
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C# and VB .NET Libraries to Google, YouTube, Facebook, and other Web 2.0 APIs
In a recent post on his blog, Scott Hanselman has compiled a list of .NET libraries useful to interface with some of the Web 2.0 APIs that have proliferated all over the web.