InfoQ Homepage Java Content on InfoQ
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Bonita Cooperative Workflow 2 Released
Bonita is a workflow system for handing long-running, user-cooperative workflows, implemented as an EJB 2 and JMS app, released under LGPL. v2.0 adds XPDL support, a re-write of the iterations mechanism, JDK 1.5, internal timer services replaced by EJB 2.x timer service, iteration unit tests, and more.
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InfoQ Article: Real World Rules Engines
Rule engines are a useful tool that can be used to externalize business logic, involve business users, or solve certain classes of problems in an efficient way. In this InfoQ Article, Geoffrey Wiseman explains what, when, and how to use rules engines along with his experiences applying them in finanicial services.
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Sun backs Dojo Ajax Toolkit; Joins OpenAjax Alliance
Sun has joined the Dojo foundation, as IBM did a couple of weeks ago. Sun has already been working with Dojo on the Java Pet Store (which is based on Dojo), and project Maki uses Dojo. Sun has also joined the OpenAjax Alliance.
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Top 10 New Things You Need to Know About Java 6
Sun Microsystems' Danny Coward and Mark Reinhold have published the top 10 features in Java SE 6 beta 2, as well as a list of approved and co-bundled features, including the bundling of Java DB (Apache Derby) into the JDK.
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Refactoring the EJB APIs
Artima has interviewed EJB 3 spec lead Linda DeMichiel on how EJB was refactored for simplicty between EJB 2 and EJB 3, including three separate spec documents, simplifying EJB interfaces, annotations and when to use them, and dependency injection.
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"Literate Testing" for Readable JUnit Tests
How much time do you spend puzzling out the intention of a test? Robert Chatley, Tom White and Brian Marick have been using a more natural sentence style to make Java tests easier to read, calling it "Literate Testing".
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AOP Used to Isolate Change on Large-scale Financial System
A large-scale J2EE-conversion project of 50+ developers at a financial services company recently had a chance to use aspect oriented programming (AOP) as a mechanism to isolate change. Vincent Frisina, revealed some of the consequences as well as some lessons learned about Agile development.
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JBoss SEAM 1.0: rethinking web application architecture
JBoss SEAM 1.0 was released today; SEAM extends the POJO + annotation-driven and configuration-by-exception programming model of EJB 3.0 into the entire web app stack, while unifying JSF, EJB, AJAX, and business process management (jBPM) into one tightly-integrated framework. InfoQ spoke to Gavin King and got some more background on SEAM and it's 1.0 release today.
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Resource Injection in the Java EE platform Overview
One of the simplification features of Java EE 5 is the implementation of basic dependency injection to simplify web and EJB components. Annotations are used for injecting resources, services, and life-cycle notifications. A new tutorial on java.sun.com shows how to use annotations to do resource injection and we've summarized what can be injected and where.
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Scala: combining the best of Ruby and Java?
Like Ruby, Scala has a very terse syntax and its extensibility makes it suitable for writing DSLs, like Java, Scala is statically typed and can call Java code seamlessly without any declarations or glue code. Scala founder Martin Odersky (who co-designed Java Generics and implemented javac) has started blog today with his first entry on the history which led up to Scala.
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BEA Workshop (formerly M7 NitroX) 3.1 Adds EJB3, JPA, Spring
BEA a couple of weeks ago released BEA Workshop Studio 3.1, which is the former NitroX Eclipse productivity toolset that BEA acquired when they bought M7 last year. Main features of the new release is the EJB3 ORM Workbench, bundling of the Spring IDE Project and integration with Eclipse Web Tools Project 1.0.2.
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InfoQ.com Officially Launched!
InfoQ has officially launched today, having previously been in unlaunched/testing mode since May 17th. InfoQ is a new Enterprise Software Development Community serving Java, .NET, Ruby, SOA, and Agile. Interest so far has been high, with over 19,249 unique visitors to the site. Today's launch presents version 0.7 of the site. Thank you to our members, sponsors, and authors!
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Web Beans JSR 299 approved by JCP for further development
The new Web Beans JSR 299 has been unanimously approved by the JCP executive committee for further development. Web Beans aims to integrate EJB 3 session and entity beans to be used as JSF managed beans eliminating the dual layers of web actions and EJB's common in web apps. Web Beans also defines constructs for state and workflow in the web tier.
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JBoss Rules 3 (Drools) is out
JBoss is timing a number of releases to coincide with next weeks JBoss world in Las Vegas. The latest is JBoss Rules 3.0, which is the new brand for the Drools rules engine project under JBoss' umbrella and support model. Drools is a Rules Engine implementation based on Charles Forgy's Rete algorithm tailored for the Java language.
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IBM Backs Dojo Ajax Toolkit
IBM earlier this month committed i18N support to the Dojo toolkit and has just announced its intention to continue contributing to Dojo, as well as joining the Dojo Toolkit foundation. IBM wil also be contributing accessibility and databinding code to Dojo.