At least if their sponsored open source projects are any indication, they use plenty of sophisticated tools to check and reformat java source code to conform to

At least if their sponsored open source projects are any indication, they use plenty of sophisticated tools to check and reformat java source code to conform to style guidelines. That doesn't obviate the need for a style definition in the first place, and I'm happy to see the canonical version of such a document embodied in human readable text rather than in source code or some kind of meta-language monstrosity (a la xsd).