InfoQ Homepage Architecture & Design Content on InfoQ
-
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?".
-
Building Domain-Specific Languages in JRuby
Closing out the Java One conference last week was Rob Harrop's presentation "Exploiting JRuby: Building Domain-Specific Languages for the Java Virtual Machine." Domain specific languages (DSLs) have been gaining popularity, as shown on InfoQ with a presentation on an introduction to domain specific languages by Martin Fowler and posts on the debates in the blogsphere.
-
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.
-
Is OSGi the Solution for Mobile Java?
Java ME developers face many obstacles that server-side or desktop Java developers never have to contend with. Nokia, Sprint, and IBM teamed for a JavaOne session that outlined a solution to these problems through an service-oriented architecture based on OSGi
-
Accurate Estimates - the ultimate oxymoron?
Amit Rathore questions the value of real time task based estimates in the planning and execution of software projects, taking a lean stance on what they bring to the software delivery party.
-
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.
-
JBI 2.0 at JavaOne
Sun unveils JBI 2.0 technical committee which has its first face-to-face meeting at JavaOne and follows up with a full evening of JBI related events.
-
The Future of SCA
In a panel on the Service Component Architecture (SCA) at JavaOne, one of the controversive topics was the SCA client programming model. Moderator David Chappell and Gregor Hohpe share their impressions.
-
Article: 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.
-
The new WCF Web Programming Model supports REST Design
Don Box and Steve Maine introduce the WCF Web Programming Model to be released with Visual Studio Orcas in their talk "Navigating the Programmable Web" at MIX07. The Web Programming Model features support a RESTful design of web services within the unified WCF programming model.
-
Measuring the Immeasurable: Code Metrics for Visual Studio
Code metrics are a way to mathematically calculate the complexity of code. There are several ways to do this, 5 of which are included in Visual Studio Orcas.
-
HAML: The Beauty of Efficiency
The creator of HAML, an alternative templating language for Rails, feels that 20 minutes is all you’ll need to fall in love with its simplicity. However, a blogger named Grigsby disagrees, claiming that 2 minutes is all it takes. InfoQ investigates.
-
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.
-
C# and VB Continue to Diverge
When VB.NET and C# were first released, they were often thought of as the same language with a different syntax and minor differences. As time goes on, these differences are becoming more pronounced. For example, their treatment of anonymous types is worlds apart.
-
CodeGear unveils Ruby on Rails IDE
CodeGear announced a new IDE for Ruby on Rails development based on Eclipse. Due out in in the 2nd half of 2007, this will enter a growing market of RoR development tools.