InfoQ Homepage Java Content on InfoQ
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JPA Frameworks Compared
java.net is hosting an article written by Sharad Acharya titled "Java Persistence Framework: Which, When, and What?" that compares four popular persistence frameworks: CMP Entity EJBs, JPA, Hibernate, and TopLink. Acharya discusses each technology and summarizes his findings in a matrix.
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OpenLaszlo Working to Support Flash Player 9 Runtime
OpenLaszlo is working to support the Flash Player 9 Runtime. OpenLaszlo was one of the first application development frameworks to target the Flash Player Runtime (starting with version 7). Since that time, the Adobe Flex framework has surged ahead in adoption, partly because of their support for the Flash Player 9.
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Presentation: Linda DeMichiel on EJB 3 & JPA
In this talk from last year's QCon London, Linda DeMichiel, who has been leading the EJB spec since the 1.0 days, presents EJB3 with a focus on JPA. The talk covers key aspects of the Java Persistence API and its role in the development of EJB 3.0 apps, including use of the EntityManager API, persistence units and persistence contexts, queries, object/relational mapping, etc.
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How-to Make your AJAX Applications Scream on the Client
AJAX is hot, no one will argue, but what is often the case is your Web 2.0 applications don't perform as well as you had hoped. Learn how a few simple optimizations can help.
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File System Transactions - still a problem area?
Historically transaction-processing systems have relied primarily, if not solely, on databases to handle the ACID aspects of any IO activities that required to be transactional. The support for transactions for file system operations has been weak at either the libraries/frameworks, languages or file system levels. Lately, this situation is starting to show signs of improvement.
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Debate: Should the Java language stop adding new features?
Recently, there has been a lot of debate over the future of the Java platform, with some arguing for more features to compete with languages such as C# and Ruby, and others saying that Java should become a more stable language lest it become too complicated to use. Bruce Eckel started a new round of debates by stating that Java should stop adding new features entirely.
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Why Scala?
Scala is one of the newer languages for the JVM, but why would developers want to choose Scala over Java? There are many reason, but for many Scala provides many of the language features of Ruby in a statically-typed environment.
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Boost your Java Test with Ruby and JtestR
The ease of Ruby for scripting tasks makes it a very powerful candidate for writing your Test suites. Until recently there was no real standalone framework to test your Java with Ruby. JtestR, written by Ola Blini (a member of JRuby team) and Anda Abramovici, makes it possible now. Ruby coupled with powerful Ruby tools such as RSpec, mocha will make writing Java tests smoother.
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James Gosling on Adobe Flash / Flex / AIR
Kathleen Richards of Redmond Developer News published an interview with Sun Microsystems’ James Gosling, in which they discussed JavaFX and its competition in the RIA space. Gosling shared some pointed thoughts on how he believes JavaFX compares to the Flash / Flex platform.
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Building Service Oriented Architectures with Java Technology
Sun Microsystems started a tour in the US to present a comprehensive view of the technologies and approaches it recommends to build Service-Oriented-Architectures with Java Technology.
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JSF Testing Tools
Unit testing JSF applications has been considered difficult because of the constraints of testing JSF components outside the container. But this trend is changing with JSFUnit and other JSF test frameworks like Shale Test and JSF Extensions that support white-box testing approach to unit test both client and server components of the web application.
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Interview: Bruce Johnson discusses Google Web Toolkit
Google Web Toolkit (GWT) tech lead Bruce Johnson discusses the design of GWT, how GWT converts Java into JavaScript, community involvement with GWT, new features in GWT 1.4, and the philosophy behind GWT.
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Book Excerpt and Review: Release It!
Release It!: Design and Deploy Production-Ready Software by Michael Nygard discusses what it takes to make production-ready software, and explains how this differs from feature-complete software. InfoQ spoke with Michael Nygard and asked him several questions related to the book and some of the issues it raises.
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DB40 v7 and Increasing Popularity of ODBMS
db4o has been growing fast lately, having recently released v7.0 beta of their flagship db4o embedded OODBMS, and claiming over 30,000 deployments of their open source ODBMS. Is this a sign of changing times reflecting the ODBMS landscape?