@abc.abstractmethod<EOL><INDENT>def get_resource_location(self, resource_id):<DEDENT>
return<EOL>
Gets the current closest bounding location of the given resource.

        The returned ResourceLocation may not indicate a known location
        if no location is known.

        :param resource_id: a resource ``Id``
        :type resource_id: ``osid.id.Id``
        :return: the current location
        :rtype: ``osid.mapping.ResourceLocation``
        :raise: ``NotFound`` -- ``resource_id`` is not on map
        :raise: ``NullArgument`` -- ``resource_id`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure

        *compliance: mandatory -- This method must be implemented.*