> This `MethodSorter.getDeclaredMethods` doesn't return inherited methods does it?

True, but the code iterates over the class and all of its super classes

> Also the `getAnnotatedMethod`s method has this comment

Hmm... @dsaff Any idea why the "non-overridden" part is there?
(oh, and I think you may have been wrong when you said that "the validation error would be low-hanging fruit" ;-)