public TravelContext(Way w) { switch (w) { case Way.自行车: _way = new Bicycle(); break; case Way.火车: _way = new Train(); break; default: break; } }
public TravelContext(TravelWay way) { this._way = way; }
public TravelContext(Way w) { switch (w) { case Way.自行车: _way = new Bicycle(); break; case Way.火车: _way = new Train(); break; default: break; } }
public TravelContext(TravelWay way) { this._way = way; }