InfoQ Homepage Java Content on InfoQ
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Fine-Grained Authorization for Java Applications
A fine-grained authorization system based on XACML specification can increase agility and control in addition to traditional role based access control method of authorizing users based on their roles. Subbu Devulapalli spoke at JavaOne 2010 Conference about standards and deployment models in user authorization. He also discussed best practices when implementing authorization in Java applications.
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OSGi Community Event
Last week saw London's OSGi Community Event, in conjunction with JAX London. The conference presentations covered a wide range of environments, from Java EE migrations and cloud computing, down to embedded devices and Android.
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Java Crossing to the Physical World: Ready for Enterprise Developers Yet?
In the world of cheaper, open-source hardware like the Arduino, custom, one-off hardware is becoming more accessible to developers without an electrical engineering background. InfoQ interviews David Delabassee, a presenter at the recent JavaOne, about Java and Arduino to get an idea about the best ways to interface Java and the real world.
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Adobe Releases ActionScript Code Coverage Plug-in for Flash Builder
Adobe has made available a prerelease of an ActionScript Code Coverage Plug-in for Flash Builder, which aims to help developers understand exactly what code is executed while an application is running. When added to Flash Builder, the plug-in provides a new Eclipse perspective that allows you to start the code coverage tool.
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Padding Oracle Affects JSF, Ruby on Rails, ASP.NET
Using a Padding Oracle (PO) attack a malicious user can access encrypted data such as cookies, state, membership password, etc. According to Juliano Rizzo and Thai Duong, two software engineers specialized in security, the security vulnerability affects JavaServer Faces, Ruby on Rails, ASP.NET and other technologies and platforms.
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Atlassian aquires Bitbucket.org
Atlassian, the company behind developer tools such as JIRA, Confluence, Bamboo and Clover, has acquired Bitbucket.org, a hosted code collaboration site for the popular Mercurial distributed version control system (DVCS).
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Bundle.update: Towards the Next OSGi Release
It's been a long time since the last Bundle.update was posted, and there have been a lot of OSGi-centric updates since then. OSGi 4.2 has been released, with Equinox 3.6, Felix 3.0 and Knopflerfish 3.0 all providing support for the new platform. Recently, there have been some glimpses of the next version of OSGi, as well as increased enterprise support. Read on to find out what's been happening.
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Aparapi: New, “Pure Java” API for Executing Arbitrary Compute Tasks on GPUs Unveiled at JavaOne
InfoQ catches up with Gary Frost from AMD who unveiled an alpha release of Aparapi, an API that allows programmers to write logic in Java to be executed on a GPU. GPUs are the massively parallel hardware acceleration chips originally installed in PCs to boost graphics rendering performance but that are now pushed to other kinds of compute-intensive tasks that have nothing to do with graphics.
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Apache Cayenne 3.0 Supports Remote Object Persistence and ORM Modeling Tools
The new version of Apache Cayenne, an open source Java framework for object relational mapping and persistence, supports Remote Object Persistence and ORM Modeling Tools. InfoQ spoke with Cayenne project leads about the new features of the framework.
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eXo Add Social Features to Version 3 of their Portal Platform
There's been a lot of activity in the open source portal space lately with both eXo and Liferay announcing new versions of their core products. We talk to Benjamin Mestrallet, CEO of eXo, about the new release.
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Liferay Combine Web Content Management and Workflow in Portal 6EE
Liferay, a highly-regarded specialist portal vendor, has launched version 6 of their product during the Liferay West Coast Symposium this month. InfoQ takes a look at the release, and talks to Liferay CMO Paul Hinz to find out more.
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JSRs: What Lies Beneath
Following on from the confirmation of Plan B, with the delay to a number of JSRs and eviction of both the Lambda project as well as collection literals from Project Coin, it's interesting to take a step back and see how a change makes it into the Java environment. It's not as simple as you think.
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JavaOne: Modularity and Integration are Main Goals of Future Java SE, EE and Embedded Platforms
Modularity, integration and serviceability are some of the main goals for future releases of Java SE, Java EE and Java for Embedded Platforms. Mark Reinhold, Roberto Chinnici and Greg Bollella spoke at JavaOne 2010 Conference General Session on new Java technologies and features in JSE, JEE, and Java Embedded Systems.
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Eclipse Mylyn Becomes Top Level Project
The Eclipse Mylyn project has been promoted to a top level Eclipse project under the banner of Application Lifecycle Management tools (though the Mylyn name is being kept as a short name). There is a project charter which explains its purpose in the ecosystem. Included is a new direction for review-based tools and hooking into build systems.
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Oracle Confirms Plan B for the JDK
Plan B was announced at JavaOne, which confirms that lambdas, modularity and the Swing application framework will not be part of JDK7; nor are any promises made about availability in JDK8.