public bool OnPreUpdate(PreUpdateEvent @event) { var entity = default(Term); if (_alterWay == "batch" && @event.TryCatchEntity(ref entity) && entity.GetAction() != string.Empty) { var tag = string.Format("{0}{1}", entity.Tag, _batchAlteringComments); Set(@event.Persister, @event.State, "Tag", tag); entity.Tag = tag; } return false; }