This release updates Java SE 6 to version 1.6.0_07, J2SE 5.0 to version 1.5.0_16, and J2SE 1.4.2 to 1.4.2_18.
This release is only for Mac OS X 10.5.4 and later, and should not be installed on earlier versions of Mac OS X.
This release of J2SE 5.0 and J2SE 1.4.2 supports all Intel and PowerPC-based Macs. Java SE 6 is available on 64-bit, Intel-based Macs only.
Software developers can visit the Java Reference Library for information on this release's features. For information about the security content of this update, please visit this website: http://support.apple.com/kb/HT1222