code: def match_grade_system_id(self, grade_system_id, match):
          
          self._add_match('gradeSystemId', str(grade_system_id), bool(match))
docs: Sets the grade system ``Id`` for this query.
  
          arg:    grade_system_id (osid.id.Id): a grade system ``Id``
          arg:    match (boolean): ``true`` for a positive match,
                  ``false`` for a negative match
          raise:  NullArgument - ``grade_system_id`` is ``null``
          *compliance: mandatory -- This method must be implemented.*