Download Sun Java 6.0 update 12

Sun has already released the twelfth update for Java Standard Edition 6.0 for both the development kit and the runtime environment. The version designation has been fixed at 6.0 update 12 and the exact version number has been moved to 1.6.0_12-b04. The developers have improved the security of several components, added support for Windows Server 2008 and fixed a list of bugs. The list of changes for this twelfth update is as follows:

Changes in 1.6.0_12

The full internal version number for this update release is 1.6.0_12-b04 (where “b” means “build”). The external version number is 6u12.

OlsonData 2008i
This release contains Olson time zone data version 2008i. For more information, refer to Timezone Data Versions in the JRE Software.

Security Baseline
This update release specifies the following security baselines for use with the original Java Plug-in technology:
JRE Family Version 5.0 – Security Baseline 1.5.0_17
JRE Family Version1.4.2 – Security Baseline 1.4.2_19
For more information about the security baseline, see Deploying Java Applets With Family JRE Versions in Java Plug-in for Internet Explorer.

64-Bit Browser Support for Java Plugin and Java Webstart
This release supports the New Java Plugin and Java Webstart on AMD64 architecture, on Windows platforms. A Java offline installer (JRE and JDK) is provided. Note, if you use 32-bit and 64-bit browsers interchangeably, you will need to install both 32-bit and 64-bit JREs in order to have Java Plug-In for both browsers. The following are not supported:

• Old Java Plugin
• Java Kernel
• JQS
• DeployTK
• SSV
• Patch in Place
• Online installer
• Java car download
• Java auto update

JavaFX
Improved application startup and runtime performance are provided.

AWT Support
As of this release, please note the following.

• Limited mixing of heavyweight and lightweight components is supported. Limited mixing means that some components may not be handled perfectly. This includes, but is not limited to, support for non-opaque lightweight components.
• Translucent windows may not work correctly on some X11 systems. This problem is described in 6762511.
• The Security Warning used with the toplevel windows of an untrusted application has been improved to make it less intrusive and more subtle.

Windows Server 2008 Support
As of this release, Windows Server 2008 is supported.

Performance Improvements
Performance improvements have been made in the following areas.

• Graphics performance improvements for:
  • Anti-aliasing drawing and filing
  • Non-anti-aliasing transformed rectangles and single wide lines
• Java Webstart startup time

Bug Fixes
This feature release does not contain any new fixes for security vulnerabilities to its previous release, Java SE 6 Update 11. Users who have Java SE 6 Update 11 have the latest security fixes and do not need to upgrade to this release to be current on security fixes.