示例#1
0
        public override void Accept(VehicleVisitor v)
        {
            v.VisitBoat(this);

        }
示例#2
0
        public override void Accept(VehicleVisitor v)
        {
            v.VisitPlane(this);

        }
示例#3
0
 public virtual void Accept(VehicleVisitor v)
 { }