public void NotifyObserver(Observable observable)
{
foreach (Observer ob in this.Observers)
{
ob.update(observable);
}
}
public void update(Observable observable)
{
Water water = (Water)observable;
if (water.GetTemp() >= 40)
{
Console.WriteLine("当前水的状态：温水");
}
else if(water.GetTemp() < 40)
{
Console.WriteLine("当前水的状态：凉白开");
}
}
public void update(Observable observable)
{
Water water = (Water)observable;
Console.WriteLine("当前水的温度是：" + water.GetTemp());
}