public override void Run(Train train)
{
if (train.GetSpeed() < 200)
{
Console.WriteLine("火车加速");
}
else
{
train.SetState(new SlowState());
}
}
public override void Run(Train train)
{
if (train.GetSpeed() == 0)
{
Console.WriteLine("火车启动");
}
else
{
train.SetState(new FastState());
train.Run();
}
}
