JDK 6 for Mac OS X still a work in progress... also:
Java Today: Mac OS X JDK 6 DP 9, Bluetooth Message Service project, and New to Java Programming center
Forums: Protecting JAR contents, backporting Nimbus to JDK 5, and video playback outlook
Weblogs: Code reuse, SIP with Grizzly, and migrating a JBoss sample to GlassFish