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Staying Safe and Sound Thanks to MDSD

In this article, Andreas Kaltenbach explains how Model-Driven Software Development (MSDS) can help solving backward compatibility problems when creating a newer version of a software which can mean a new API or a new database schema that old clients cannot use. MSDS is used to negotiate the differences between versions to ease the upgrading process.

Andreas Kaltenbach
on Feb 25, 2009
Why Do We Need Distributed OSGi?

Recently, an early release draft of a Distributed OSGi requirements and design document has been published, long with a reference implementation as part of Apache CXF. In a new article, Eric Newcomer writes about the current status of distributed OSGi and explains the reasons for standardizing it in the first place, and its significance to the OSGi specification and community.

Eric Newcomer
on Feb 23, 2009
RGen: Ruby Modelling and Code Generation Framework

This article introduces RGen, a modelling framework inspired by openArchitectureWare. RGen uses internal DSLs for defining metamodels and offers a full modelling stack for Ruby.

Martin Thiede
on Feb 20, 2009
InfoQ Editors' Recommended Reading List

We recently had a conversation amongst the InfoQ editorial team about the books we would most recommend to InfoQ readers based on the books that we felt had most influenced us as programmers, architects and managers. Here is the resulting list of sixteen books that we eventually agreed on, plus a few other tips, with comments from the editors who originally suggested them.

Charles Humble
on Feb 17, 2009
Mainframe Integration with JBoss ESB and LegStar

In this article we look at how the open source JBossESB has been used to integrate legacy COBOL CICS applications without necessarily having to rely on XML and Web Services stacks.

Mark Little Fady Moussallam
on Feb 16, 2009
Blaze Data Services or LiveCycle Data Services?

This article, by Ryan Knight, compares two similar products: Adobe’s LiveCycle Data Services (LCDS) and Open Source Blaze Data Services. The comparison is necessary to know the differences between the two products in order to choose the right one for a certain situation.

Ryan Knight
on Feb 16, 2009
Tijs Rademakers and Jos Dirksen on Open Source ESB

InfoQ has published a sample chapter from the book “Open Source ESBs In Action”, authored by Tijs Rademakers and Jos Dirksen, and took the opportunity to interview the authors about their experience in using open source ESBs in real-world projects.

Stefan Tilkov
on Feb 13, 2009
Distributed JBI

Officially, the JBI (Java Business Integration) standard is limited to a single Java Virtual Machine (JVM) instance. In a new article, Sun's Derek Frankforth describes and contrasts the strengths and weaknesses two different styles of setting up a distributed JBI topology using OpenESB, and shows how they complement each other in the end.

Derek Frankforth
on Feb 10, 2009
A Message Type Architecture for SOA

This article proposes a new Message Type Architecture based on two DSLs to help manage the message formats in a SOA. The approach promotes reuse via the Enterprise Data Model referenced in message type definitions. It also helps aligning the Data and SOA governance processes.

Jean-Jacques Dubray
on Feb 09, 2009
2009 Trends and Directions for WebSphere

In an exclusive InfoQ article, IBM's WebSphere CTO Jerry Cuomo outlines the 10 top technology direction he envisions for the WebSphere product line in 2009, including Business Mash-ups, a Middleware-as-a-Service offering, cloud support, WAS.NEXT and REST support in multiple products.

Jerry Cuomo
on Jan 21, 2009
Getting Started With Spring Integration

In this article, Joshua Long introduces the readers to Spring Integration, an extension of the Spring framework supporting the Enterprise Integration Patterns. After a short introduction into Enterprise Application Integration (EAI), the article presents an example of the integration between an email application and a blogger one.

Joshua Long
on Jan 20, 2009
Schema for Web Services – Part I: Basic Datatypes

Most web service developers rely on a data binding conversion layer within a web service to work directly with data structures in their programming language of choice - but this causes a number of problems. In the first of a series of articles that look at these problems, Dennis Sosnoski starts at the most basic level, looking at simple data types and the issues that arise from mapping them.

Dennis Sosnoski
on Jan 15, 2009

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