Returns all Java Classes from the DEX objects as an array of DEX files.

def get_classes(self):
        """
        Returns all Java Classes from the DEX objects as an array of DEX files.
        """
        for idx, digest in enumerate(self.analyzed_vms):
            dx = self.analyzed_vms[digest]
            for vm in dx.vms:
                filename = self.analyzed_digest[digest]
                yield idx, filename, digest, vm.get_classes()