@abc.abstractmethod<EOL><INDENT>def apply_agent_sequencing(self, agent_search_order):<DEDENT>
pass<EOL>
Applies an agent search order to this agency.

        :param agent_search_order: the agent search order
        :type agent_search_order: ``osid.authentication.AgentSearchOrder``
        :raise: ``NullArgument`` -- ``agent_search_order`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure occurred
        :raise: ``Unsupported`` -- ``agent_search_order`` not of this service

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