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java.net Projects and Communities ArchiveFebruary 06, 2006
Class Loading Issues in Java RMI and Jini Network Technology: The research paper Class Loading Issues in Java RMI and Jini Network Technology takes an in-depth look at the advantages and hazards of class loading as it relates to distributed technologies like RMI and Jini. It notes that while providing code mobility over the network, the model also leads to "run-time errors and programmer confusion." » Read more
The Power of No: The Web Services and XML Community home page is featuring the latest "XML Annoyances" column from Micah Dubinko: The Power of No. "XML itself is based on the Power of No: XML imposes a level of structure beyond plain text. The vast majority of random strings of characters won't qualify as XML. This ties in with basic definitions of information, uncertainty, and entropy." » Read more
February 03, 2006
JUG Profile: JavaUP: The latest JUG Community Profile features Mexico City's JavaUP. In JUG Profile: JavaUP, Eitan Suez interviews JavaUP Moderator-Owner Jorge Vargas about this student-oriented JUG, its activities, and its plans for 2006. He also talks about the current demand for Java developers in Mexico and how JavaUP hopes to help meet that demand. » Read more
JSR-286: Portlet Specification 2.0: The JSR for the next major revision of the Portlet specification, JSR-286 is available for review. JSR-286 addresses topics omitted from the original Portlet spec, JSR-168, or that have emerged since then: portlet filters, inter-portlet communication as defined in WSRP 2.0, tag library enhancements, and more. » Read more
February 02, 2006
webstarted-installer: The webstarted-installer project provides installation and startup services for applications that aren't Web Start-enabled. "The idea is that the webstarted-installer is a Java Web Start application that can be used to download and deploy another application that can then be started once the whole process of downloading has finished." » Read more
NetBeans 5.0 Now Available: The NetBeans Community is celebrating the release of NetBeans 5.0. Major 5.0 features include the Matisse GUI builder, improved support for CVS, Struts, and JSF, debugging enhancements, deployment to JBoss and WebLogic, simplified rich-client development, a profiler that works with unmodified JDK's, and more. » Read more
February 01, 2006
Joe Walker on AJAX with DWR: The latest video Tech Talk from TheServerSide features Joe Walker on AJAX with DWR. The DWR project bills itself as "easy Ajax for Java", as it simplifies calling server-side Java code from JavaScript and "gets rid of almost all the boiler plate code between the web browser and your Java code." » Read more
Fuse: Announced with a recent post in the Java Desktop forum, the Fuse project is a dependency-injection library meant for use in GUI development. This SwingLabs project introduces an @InjectedResource annotation to mark resources -- images, colors, fonts, file paths, etc. -- that are to be injected at runtime. » Read more
January 31, 2006
Mustang Regressions Challenge: Sun is seeking regression reports in the Mustang Regressions Challenge. Every verified regression submitted between now and March 31 wins a t-shirt, and the best five (as judged by Sun engineering and QA) win a new Ultra 20 workstation. There's more information in the FAQ, a forum for discussing the challenge, and a blog about its goals in Announcing the Mustang regressions challenge. » Read more
Dynamic Clustering with Jini Technology: One compelling use of Jini is presented in the Artima.com article Dynamic Clustering with Jini Technology, which describes a high-availability, scalable clustering technique using Jini technology. "As a tool for dynamic networking, Jini technology found a niche as middleware in support of highly available and scalable enterprise systems that operate on clusters built on commodity hardware." » Read more
January 30, 2006
Google Local for Mobile: Google Local is now available as a J2ME app. Google Local for Mobile offers directions, maps of search results, and even satellite imagery on your J2ME-powered phone. The service works with "most Java-enabled (J2ME) mobile phones offered by Cingular and Sprint, and all color BlackBerry devices", though it is US-only for now. More information is available in the FAQ.
» Read more
SDN Javadoc Survey: Amy Fowler's blog offers an Invitation to weigh in on the future of javadoc: "Javadoc's structure really hasn't changed at all in the last 10 years because it serves quite well as the Java platform's API reference. The questions we are trying to answer for JSR260 are should it evolve? and how?" She invites readers to answer these questions in a short (nine question) SDN Javadoc Survey. » Read more
January 27, 2006
Java Sound MODules Library: The Java Sound MODules Library brings support for MOD files - a music container format originally popularized on the Amiga - to Java Sound. MODs offer high quality music in a small file size. The library decodes and plays .MOD, .XM, .S3M, .IT and .ZIP module formats, and runs in J2SE 1.3 and up. A J2ME variant is also planned. » Read more
JSR 203 Discussion: The jsr203pub project is a community forum - not sponsored or endorsed by the JCP - for public discussion of JSR 203, which proposes to enhance the Java filesystem API with bulk access to file attributes, filesystem-specific API's, an API for asynchronous I/O operations on sockets and files, etc. » Read more
January 26, 2006
JavaOne Super Saver Pricing: If you'd like to join fellow java.net community members at JavaOne 2006, acting soon could save you some money. A new "Super Saver Discount" can save you up to $400 off the on-site price if you register for JavaOne before February 15. The conference runs from May 16 - 19 in San Francisco's Moscone Center. » Read more
JXTA Elections 2006: Voting is underway in the 2006 JXTA Elections, which are being held to fill two open seats on the JXTA Board of Directors. Balloting ends at midnight PST on February 1, and the two winners will serve a one-year term starting March 1. There is also a referendum on the ballot to extend board members' terms to two years. » Read more
January 25, 2006
Where We Are With the JDK: Ray Gans' blog entry Where We Are With the JDK shows a slightly revised roadmap for Mustang, with a beta fron Sun (based on build 59) in early February, working towards an autumn release. In parallel, the Dolphin project is expected to open in Spring. Ray's blog has details about the expected schedules for Mustang and Dolphin, the bug-fix strategy, and how developers can help. » Read more
NetBeans IDE 5.0 RC 2: The NetBeans Community home page has noted the release of NetBeans 5.0 RC 2. The new version includes the Matisse GUI builder, better support for JSF and Struts, speedier code completion, better support for refactoring, version control, and debugging, and more. Supported app servers include WebLogic 9, JBoss 4, and Sun Application Server 8.2. Final release is expected later this month. » Read more
January 24, 2006
Jini talk at Tampa Bay JUG: The Tampa Bay JUG is hosting a presentation called "Practical SOA using JINI and Javaspaces" for its meeting next Tuesday (January 31). In this presentation, Dave Zaffery will discuss how to create a Service Oriented Architecture (SOA) using Jini and JavaSpaces for the services to show how they can communicate in a loosely-coupled manner. » Read more
Distributed Prices Using JavaSpaces: jini.org has posted a white paper called A Scalable Architecture for Low Latency Pricing (PDF, 264 KB), which discusses strategies for building a scalable pricing architecture using JavaSpaces grid technology. "The architecture proposed has the potential to be grid-enabled", distributing work to separate nodes of a low-cost cluster. » Read more
January 23, 2006
Federated Database Management System: The Federated Database Management System project offers a component that accepts a query from the programmer, executes it in a distributed environment, and returns the results. This means developers don't have to care what kinds of databases are used in the process, and allows use of Hibernate in a distributed manner. » Read more
Swing Sightings Preview: Ephox: The JavaDesktop Community has recently added the Ephox EditLive! JavaBean to the Swing Depot: Component Suites page. This component
offers "a robust, Word-like, HTML authoring component that can be instantly added to Swing applications." Lists, tables, and images are supported, as is pasting content from other document formats.
» Read more
January 20, 2006
Service Orchestration vs. Service Choreography: In his blog Service Orchestration vs. Service Choreography, John Reynolds tries to clarify an obfuscated bit of naming: "The distinction between WS-Orchestration and WS-Choreography is important to understand, but unfortunately the vocabulary that we are defining for dealing with web services and SOA is... uh... (How shall I put it?)... unhelpful." » Read more
JDDAC version 1.0: The JDDAC community has announced version 1.0 of the JDDAC platform. "This is a major release and contains all the changes and improvements that have been added for the NetBEAMS project deployment. In addition, this is the first release which contains measurement server software," allowing you to run your own server instead of JDDAC's public server. » Read more
January 19, 2006
Weblets: From the Java Enterprise Community: "The Weblets project announces the availability of its Version 0.1 release, and has graduated out of the Java Enterprise community incubator. Weblets makes resource file management and versioning as easy for Web development (for example, for JavaServer Faces component library developers) as it already is today for desktop-based Java development. application frameworks." » Read more
Location-Sensitive Drag and Drop in Mustang: Shannon Hickey's blog entry Location-Sensitive Drag and Drop in Mustang illustrates changes made to drag-and-drop in Mustang, allowing potential drops over a JTree to be indicated by showing the drop location only when the mouse is over a valid location. "Prior to Mustang, developers could not implement this very important behavior due to oversights in the Swing implementation." » Read more
January 18, 2006
JSR 168 FAQ: The JSR 168 FAQ wiki page is a sort of "Beginner's guide to Portlets", offering a set of basic definitions, a set of developer-oriented quick answers, and a collection of resources that include spec documents, articles, online portlet communities, and commercial and open-source implementations of the portlet spec. » Read more
JUG Profile: CEJUG: The latest JUG profile introduces the CEJUG of Ceará, Brazil. In JUG Profile: CEJUG, Eitan Suez interviews CEJUG coordinator Felipe Gaúcho about the group's organization and activities, including their novel Café com Tapioca meetings, where any member can present a lecture. He also discusses the state of Java in the region. » Read more
January 17, 2006
Project JFlash: Noting that most attempts to bring Macromedia Flash functionality to Java are expensive or dependent on native code, the JFlash project seeks to create a pure-Java player for Flash .swf files that runs in J2SE or J2ME. The current J2SE version is an alpha that supports most of the functionality of the Flash 3 format. » Read more
Virtual Universe: The Virtual Universe project offers a Java-based virtual reality environment using pure Java and Java3D. Virtual Universe bills itself as "a combination of the Web, chat, and instant messaging within a realistic, three-dimensional cyberspace. Here people can meet, interact with each other, and build houses and whole worlds." » Read more
January 16, 2006
NetBeans IDE 5.0 RC 1: The NetBeans Community is getting closer, as NetBeans 5.0 has reached RC 1 status. The new version includes the Matisse GUI builder, better support for JSF and Struts, speedier code completion, better support for refactoring, version control, and debugging, and more. The final release of NetBeans 5.0 is scheduled for later this month. » Read more
Flamingo project: Kirill Grouchnikov has rounded up a set of useful GUI components, describing the process as A file viewer, a wizard and a button strip walk into a breadcrumb bar.... "During these two weeks I have refactored and extracted a collection of (more or less) useful components into one single Flamingo component suite right here at java.net." » Read more
January 13, 2006
"Java Is Dead, Long Live Java!" - The Future of Java: The JDK Community is featuring Bryan W. Taylor's commentary "Java Is Dead, Long Live Java!" - The Future of Java: "What many may not realize, Taylor notes, is that some big breakthroughs have arrived and that the Java development landscape is solving important problems. In this column he takes a view of where Java is going to go in the next year or two as these ideas gain traction." » Read more
JSR-221 (JDBC 4.0) Public Review: The Public Review Draft Specification for JSR-221, the JDBC 4.0 API Specification, is now available for Public Review. JDBC 4.0 uses new J2SE 5.0 features like annotations and generics "to improve Java application access to SQL data stores by the provision of ease-of-development focused features and improvements at both the utility and API level." This Public Review closes on 23 January 2006. » Read more
January 12, 2006
Eclipse plugin available for GlassFish: Carla Mott's blog Eclipse plugin available for GlassFish describes the latest addition to the GlassFish Plug-ins project: "I'm excited to announce that you can now download the initial version of the Eclipse plugin and try it out. The plugin requires Eclipse 3.1 and is based on Eclipse WPT and includes a quick start guide." » Read more
SwingWorker: Throttling and monitoring?: The JavaDesktop Community is featuring the blog entry SwingWorker: Throttling and monitoring? "Antonio Vieiro's blog has an interesting entry on using background threads without spawning too many. Be sure to check out the comments, which clarify details such as SwingWorkers sharing a 10-thread pool."
» Read more
January 11, 2006
Updated Documentation for Java on Intel-Based Macs: With the release of the first Intel-based Macs, Apple has updated the Universal Binary Programming Guidelines, whose Java Applications section points to an updated Technical Q&A; QA1295: Java on Intel-Based Macintosh Computers. While most Java applications will work with no modifications, two scenarios require re-compilation as Universal Binaries: JNI libraries and Native Launchers. » Read more
Using Java Web Start to Launch NetBeans: Hans Muller had a dream, and after a lot of coding and configuring, it's a reality: Using Java Web Start to Launch NetBeans details his efforts to improve the presentation of code in articles and blogs by giving the reader a one-click option to download example source code and launch NetBeans to present it in a readable and buildable form. The blog also contains a clickable example of the NetBeans launcher. » Read more
January 10, 2006
The New Modality API in Mustang: The SDN article The New Modality API in Mustang reports on changes in dialog modality in Java SE 6 (Mustang). The desktop developer now has four kinds of modality to work with: modeless, document-modal, application-modal, and toolkit-modal. "This new model allows the developer to scope, or limit, a dialog box's modality blocking, based on the modality type that the developer chooses." » Read more
Java 4K Programming Contest: The Java Unlimited Java 4K Programming Contest bills itself as "the ultimate byte-squeezing Java challenge". Entrants in this annual contest have to deliver a working, playable game in just 4096 bytes, bytecode and resources included. But it can be done - last year's contest attracted 50 qualifying submissions. The 2006 contest is open through March 1. Questions and comments can be directed to the Official Java 4K forum. » Read more
January 09, 2006
JXTA elections: JXTA Community Manager Helen Chen has announced the schedule for the 2006 JXTA Board of Directors elections. The elections will fill two seats whose current term ends on February 28. The Call for Nominees is open and extends through January 17. Voting will run from January 18 through February 1. A second issue up for consideration is whether to extend board members' terms from one year to two. Questions and followups can be posted on the discuss@jxta.org list. » Read more
Jini webinar #11: The next Jini webinar is scheduled for Wednesday, January 18, and features Greg Trasuk presenting "Simple Jini: The Harvester Application Container". "The Harvester application container provides a simple way to develop and deploy Jini applications. You build services using a servlet-like API, and the container handles some of the sticky issues in Jini," such as managing your codebase, providing an http server, and handling infrastructure services like reggie. » Read more
January 06, 2006
NetBeans Derby Demo: "Derby is the open source database being developed as part of the Apache DB Project. The Derby project does not develop any GUI tooling. However, some of the engineers working on the Derby project have developed a plug-in for NetBeans 5.0." Brian Leonard's Derby Demo shows how to install and use the plug-in. » Read more
JavaTools Community Newsletter #67: The 67th JavaTools Community Newsletter welcomes four projects to the community and celebrates two graduations from the incubator: JMXRemote and a-jar-stdio-terminal. It also links to a large number of end-of-year software releases and has a "tools tip" about the Eclipse-Tutorial project. » Read more
January 05, 2006
GlassFish Milestone 4: The GlassFish project has announced the release of Milestone 4 of its open-source Java EE 5 implementation. In a blog entry, Carla Mott says "GlassFish is targeting Feb 6 as the release date for Beta" and that "MileStone 4 is the hardcode freeze build which means only approved bug fixes are allowed in the workspace at this time." » Read more
Cejug-Classifieds new logo: The Cejug-Classifieds project reports that it "received a Christmas gift from Hemeterio: a new logo. It is a special moment when a project receives such friendly support, and the project crew is even more motivated to publish our first release, now with a visual id." The project is developing a classified ads application as a means of studying J2EE concepts. » Read more
January 04, 2006
Jen 0.30: The Jen classworking toolkit project recently reached its third milestone, version 0.30, and is nearing feature completion. Jen is a high-level classworking toolkit that "harnesses the power and performance of ASM in a
convenient, easy to work with package," aiming to make classworking almost as simple
as Collections. » Read more
deployutil: The Deployment Utilities for Jini Technology-Based Applications (deployutil) project has announced its initial release. deployutil provides utilities to "make it easier to
deploy Jini technology-based applications that use the security and
configuration features in release 2.1 of the Jini Technology Starter
Kit." » Read more
January 03, 2006
Project Looking Glass in future OpenSolaris: Project Looking Glass, which uses modern GPU power to enhance the desktop experience, is nearing a major public debut. OpenSolaris has announced that the Project Looking Glass platform and sample desktop will be included in OpenSolaris, with a target release of November 2006. » Read more
GAME ON! Podcast: The premiere episode of the GAME ON! Podcast features Sun Chief Gaming Officer, Chris Melissinos, speaking on the topic of Java game development. He talks about Sun's involvement in the gaming industry, lists five top games on java.com, talks up noteworthy console games, and discusses the ESRB rating system. » Read more
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