@abc.abstractmethod<EOL><INDENT>def apply_activity_query(self, activity_query):<DEDENT>
pass<EOL>
Applies an activity query to this bank.

        :param activity_query: the activity query
        :type activity_query: ``osid.learning.ActivityQuery``
        :raise: ``NullArgument`` -- ``activity_query`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``PermissionDenied`` -- authorization failure occurred
        :raise: ``Unsupported`` -- ``activity_query`` not of this service

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