# File lib/s3/right_s3.rb, line 304
      def rename_key(old_key_or_name, new_name)
        old_key_or_name = Key.create(self, old_key_or_name.to_s) unless old_key_or_name.is_a?(Key)
        old_key_or_name.rename(new_name)
        old_key_or_name
      end