@abc.abstractmethod<EOL><INDENT>def set_disabled(self, disabled):<DEDENT>
pass<EOL>
Sets the administratively disabled flag.

        :param disabled: the new disabled flag
        :type disabled: ``boolean``
        :raise: ``InvalidArgument`` -- ``disabled`` is invalid
        :raise: ``NoAccess`` -- ``Metadata.isReadOnly()`` is ``true``

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