Java SE 6 Update 4

Java SE 6 is the current major release of the Java SE platform, with full support from NetBeans IDE 5.5. Sun endeavors to foster the highest level of transparency and collaboration on the platform with the Java community through Project JDK 6, resulting in the following key features. Suns Java Multi-Platform Support, Training, and Certification can provide you the peace of mind to develop and deploy Java solutions with confidence.
Advantages to running applications on Java SE 6
Applications run faster on the desktop and servers
New Dynamic Attach diagnostics simplify troubleshooting
Expanded Solaris DTrace support provides additional value on Solaris
Improved native look and feel across Solaris, Linux, and Windows
First Java platform with full support for Windows Vista
Benefits in upgrading developer environments to Suns Java SE 6
JavaScript integrated and included with the platform
Scripting languages framework extends support for Ruby, Python, and other languages
Complete light-weight platform for web services, right out of the box
Simplified GUI design and expanded native platform support
Full JDBC4 implementation providing improved XML support for Databases
Java DB included with the JDK, a free to use and deploy Java Database
Full support by NetBeans IDE 5.5
Sun Developer Services available to help build more robust applications