There have been many threads that correspond to this topic.
What’s the current state of closures in Java?
Closures in Java 7
All of the inputs have been that java 7 is NOT getting closures.
It seems however closures will now be in java 7:
Does anyone have any other information or insight to this possibility? Can anyone furthermore confirm or deny the state of closures?
Artima has a good summary of the current (Dec 2009) situation.