Another upcoming NetBeans IDE feature, already in the daily builds, is this hint, which appears when you put the cursor in a class declaration:
When the hint is invoked, the new class, with all its required methods, is automatically generated, as a separate class (a dialog pops up letting you specify the name of the class and the package where the class should be created).
How handy these small enhancements can be!
This particular enhancement was included for 7.2 specifically because of a remark Arun Gupta made during Devoxx last year. That small discussion in a hallway resulted in this issue being highlighted and implemented:
Just pointing this out as yet further evidence that we're really listening to users and, between balancing the various requirements coming in from various sides, are making very sure that user requests are taken extremely seriously.