Java SE 7 Update Includes First Delivery of JDK and JavaFX for Mac OS X
Along with this welcome news for Mac users, it was also announced that Java SE 7 Update 4 includes a brand new, next-gen Garbage Collection algorithm 'Garbage First (G1)'. There's also a new version of the HotSpot JVM (version 23). This new version features some of the promised JRockit JVM feature convergence.
Oracle continues its quest to merge the best of JRockit and HotSpot.
Go check it out on your Mac now.