No, You can't do it. Lambdas have to target single abstract method (SAM) on interfaces, and they don't work with single abstract method on abstract classes. This how it is, and you have to accept it,
Main key-points from Brian's email:
only 3% of the lambda candidate inner class instances had abstract classes as their target
Complicating the model for the sake of a few-percent-use-case seemed a bad trade
Einspruch! Spekulation/Mutmaßung !!Wenn ich es richtig sehe, dann ist das Swing
Wenn ich immer darauf warten müsste, bis ich die (r/w)ichtigen Informationen bekomme...Einspruch! Spekulation/Mutmaßung !!