This article is an introduction to Flexive, an open source Java EE 5 application development stack. The authors have extracted a complete application template and describe its use....   Read Article.

Build processes in Java haven't evolved much since the introduction of Ant or Maven. With the ability to use scripting languages like Groovy and JRuby on the JVM, the power of a full language can be brought to bear on the build process. This article discusses Raven, a build system for Java that uses JRuby....   Read Article.

In this article Colin (Chun) Lu discusses some of the complexities facing a large-scale J2EE application and demonstrates a rules-based Java Enterprise Edition auto-deployer using XStream and the JAR Utility API....   Read Article.

S3 is a file storage and serving service offered by Amazon. In this article, Eric Heuveneers demonstrates how to use Amazon S3 via its simple REST API to store and serve your own documents, potentially offloading bandwidth from your own application....   Read Article.

This article introduces a Java-XML binding technique based on VTD-XML and XPath. This approach doesn't mandate a schema, takes advantage of XML's inherent loose encoding, and avoids needless object creation, so it is much more efficient for lightweight data binding....   Read Article.

In this article, Eitan Suez discusses how to use his JMatter framework for rapid development of rich client applications. JMatter is an implementation of the 'Naked Objects' design pattern....   Read Article.

In this article, Anghel Leonard give us a walkthrough of JavaFX Script, the syntax, several examples, and usage within Eclipse and NetBeans....   Read Article.

Using the Eclipse Graphical Modeling Framework (GMF), this article takes the reader through a step-by-step creation of the construction of an application using GMF. Beyond the wizards, get an introduction to GMF 'under the hood.'...   Read Article.

Using the Eclipse Graphical Modeling Framework (GMF), this article takes the reader through a step-by-step creation of the construction of an application using GMF. Beyond the wizards, get an introduction to GMF 'under the hood.'...   Read Article.

BitTorrent is one of the more popular protocols being used for peer-to-peer file transfers, and enabling your Java applications to use this protocol has never been easier. With a little theory and a lot of working code, this article shows you how to add peer-to-peer protocols to your own apps....   Read Article.

Your data model was near perfect when your application was first written. Since then, it has... evolved. In this article, we will show readers how to upgrade their faulty schemas and data models without affecting existing applications or processes....   Read Article.

This article shows how to use the Lucene Query Parser to build search capability into your application, adapting it onto a legacy database rather than using the entire Lucene package....   Read Article.

What happens when you get the CTO of Sun and the editor of OnJava in the same room at JavaOne? A short but informative interview for the OnJava readers about JavaFX Script, JavaFX Mobile, and the future of the Java platform....   Read Article.

Workflow is a concept that means different things in different business environments. In this article, the authors discuss the core essence of workflow engines in simple terms, describing a conceptual model known as the "Process Virtual Machine."...   Read Article.

Tim Bray recently took some time out of his hectic schedule to talk to the O'Reilly Network about his current work on the Atom protocol, his views on JRuby, and Sun's evolving Web strategy. Find out what is on Tim's mind these days....   Read Article.

Most JMS destinations are created administratively and treated as static resources, but you can dynamically create your own topics and queues at runtime. In this article, Thribhuvan Thakur shows us how to create temporary JMS topics and queues, and discusses architectural reasons why we might want to do so....   Read Article.

The methods people commonly think of for controlling threads were deprecated long ago, and are not safe to use. In this article, Viraj Shetty shows the appropriate techniques for starting, pausing, resuming, and stopping activities taking place in a multithreaded application....   Read Article.

Groovy is one of the more popular dynamic languages for the JVM. It has a familiar syntax, reduces large amounts of scaffolding code, and integrates seamlessly with Java. Learning Groovy means gaining access to all of the richness emerging in the dynamic language world while still leveraging the skills, infrastructure, and libraries you already have...   Read Article.

Java Reflection is not confusing once you have a good understanding of the concepts. In this article, Russ Olsen describes how to get useful information about a class using the basics of the Reflection API....   Read Article.

Event-driven architectures turn a traditional data-driven application's architecture upside-down. Instead of storing the data and running queries against stored data, Esper allows applications to store queries and run the data through. This article introduces Esper, a lightweight event processing kernel written in Java....   Read Article.