The JDK would probably need/want to put things in /Library/Frameworks, which I suspect wouldn't be allowed. All the jars and whatnot, I don't think that's the

The JDK would probably need/want to put things in /Library/Frameworks, which I suspect wouldn't be allowed. All the jars and whatnot, I don't think that's the model Apple has in mind for things distributed via the App Store.