InfoQ Homepage Messaging Content on InfoQ
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ESB-Oriented Architectures considered harmful
Bobby Woolf questions, with humor, the use of an ESB-Oriented Architecture approach when building a Service Oriented Architecture. This is an age old question that's worth revisiting in the light of the completion of WS-* standard stack.
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Building Complex Event Processing applications in Java with WebLogic Event Server
A look at how BEA's WebLogic Event Server simplifies building Complex Event Processing applications.
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Interview: Jim Webber on "Guerilla SOA"
In this InfoQ interview, recorded at QCon London, Jim Webber, ThoughtWorks SOA practice leader talks to Stefan Tilkov about Guerilla SOA, a lightweight approach to SOA that does not rely on big middleware products, a message-oriented architectural style called MEST and its differences to REST, and the SOAP Service Description Language (SSDL).
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Interview: Anne Thomas Manes on SOA, Governance, and REST
In an InfoQ interview, recorded at QCon London, Anne Thomas Manes, research director at Burton Group, talks about the state of SOA, explains different ways of getting funding for SOA initiatives, the value of SOA governance and governance tools. Another topic covered is the applicability of REST to SOA, the need for a RESTful description language, and REST support in SOAP toolkits.
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Reliable Messaging in Ruby with AP4R
Shun'ichi Shinohara and Kiwamu Kato have been working on bringing reliable messging to Ruby with their own API & protocol project, based on previous experiences designing a Java-based high volume messaging framework. AP4R, Asynchronous Processing for Ruby, is an implementation of reliable asynchronous message processing, providing message queuing and message dispatching.
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BEA announces Real Time 2.0, WebLogic Event Server
BEA recently announced WebLogic Event Server, a Java application server designed for event-driven applications and WebLogic Real Time 2.0 a new release of BEA's real-time technology.
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Is REST Winning?
The topic of REST as an alternative for integration has been debated on InfoQ many times before. Recent news suggest REST is now gaining mind share among analysts and vendors, with some seeing REST as "the next big thing".
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On Intermediation in SOA
Nick Malik writes about "The Value of Intermediation in SOA", which started an interesting discussion. In his first blog post on the subject he asked the question: "Is it Service Oriented if the message cannot be intermediated?".
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Exploring Event Driven Architectures with Esper
At Java One Thomas Bernhardt and Alexandre Vasseur explained the concepts of event driven application servers and the Esper project. Event driven application servers are a new category of servers, proving a runtime and supporting infrastructure services (transport, security, event journaling, high availability, connectors, etc.) to servers designed to be able to process over 100,000 events/sec.
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Presentation: Event Patterns
Ian Cartwright presents some of his work (developed with Martin Fowler) on Event Patterns (recorded at JAOO), including: Event Sourcing, Event Collaboration, Parallel Model, and Retroactive Event. These patterns can be used in scenarios where a sequence of domain model changes may need to be recorded, reversed, corrected, or simply observed.
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Navigating WS-*
Dan Diephouse has posted a paper, titled "Navigating WS-*", that provides an excellent overview of Web services standards and their respective relevance for solving real-world problems.
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OASIS WS-RM closes
The OASIS WS-RM technical committee has closed. This groups work should not be confused with OASIS WS-RX which is still going forward.
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IONA acquires LogicBlaze, supporters of ActiveMQ and ServiceMix ESB
LogicBlaze, the first venture funded/created by open source VC Simulalabs has been acquired by IONA, who offers the Artix enterprise ESB as well as Celtix, an open source ESB platform. LogicBlaze offered subscription support and training (as well as the development) behind the ActiveMQ project as well as ServiceMix ESB. InfoQ spoke to IONA and others to get the full details.
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Enunciate: Java code-first, compiled-contract WS deployment framework
enunciate 1.0, a J2EE web service deployment framework that provides a complete development-to-deployment system for creating SOAP, REST, and JSON endpoints, was released last week. enunciate is not a web service stack like Axis2 or XFire. Rather, it uses XFire and Spring to provide a code-first development model (not in itself novel) that enforces compatibility contracts at compile time.
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JBoss Messaging Matures with Clustering & Transparent Failover Support
A couple of weeks ago JBoss (now part of Red Hat) released JBoss Messaging 1.2, replacing JBossMQ and adding clustering and transparent failover one would expect from a production messaging system. InfoQ spoke to JBoss Messaging Project Lead (Ovidiu Feodorov) and Technical Lead (Tim Fox), to ask them about their latest release as well as their thoughts on JMS & SOA in general.