private static void PrintUsers(DesignPatterns.IteratorPattern.Iterator.IIterator Iterate)
{
Iterate.First();
Console.WriteLine(Iterate.CurrentItem());
while (!Iterate.IsDone())
{
Console.WriteLine(Iterate.Next());
}
Iterate.First();
Console.WriteLine(Iterate.CurrentItem());
}
public void unsubscribe(DesignPatterns.ObserverPattern.Observer.ISubscriber s)
{
Subscribers.Remove(s);
}
private static void Main()
{
const DesignPatterns designPatterns = DesignPatterns.装饰模式;
switch (designPatterns)
{
case DesignPatterns.单例模式:
Singleton singleton = Singleton.GetInstance();
Console.WriteLine(singleton.Say());
break;
case DesignPatterns.工厂模式:
//简单工厂
BookFactory bookFactory = new BookFactory();
IBook chineseBook1 = bookFactory.CreateBook("语文");
IBook mathBook1 = bookFactory.CreateBook("数学");
chineseBook1.Info();
mathBook1.Info();
//工厂方法
ChineseBookFactory chineseBookFactory = new ChineseBookFactory();
MathBookFactory mathBookFactory = new MathBookFactory();
IBook chineseBook2 = chineseBookFactory.CreateBook();
IBook mathBook2 = mathBookFactory.CreateBook();
chineseBook2.Info();
mathBook2.Info();
//抽象工厂
FirstGradeBookFactory firstGradeBookFactory = new FirstGradeBookFactory();
SecondGradeFactory secondGradeFactory = new SecondGradeFactory();
IBook chineseBook3 = firstGradeBookFactory.CreateChineseBook();
IBook mathBook3 = firstGradeBookFactory.CreateMathBook();
chineseBook3.Info();
mathBook3.Info();
IBook chineseBook4 = secondGradeFactory.CreateChineseBook();
IBook mathBook4 = secondGradeFactory.CreateMathBook();
chineseBook4.Info();
mathBook4.Info();
break;
case DesignPatterns.装饰模式:
Zhangsan zhangsan = new Zhangsan();
ZhangsanSayA zhangsanSayA = new ZhangsanSayA();
ZhangsanSayB zhangsanSayB = new ZhangsanSayB();
zhangsanSayA.Tell(zhangsan);
zhangsanSayB.Tell(zhangsanSayA);
zhangsanSayB.Say();
break;
case DesignPatterns.外观模式:
Lisi lisi = new Lisi();
lisi.OneDay();
break;
case DesignPatterns.代理模式:
MathProxy proxy = new MathProxy();
Console.WriteLine("8 + 2 = " + proxy.Add(8, 2));
Console.WriteLine("8 - 2 = " + proxy.Sub(8, 2));
Console.WriteLine("8 * 2 = " + proxy.Mul(8, 2));
Console.WriteLine("8 / 2 = " + proxy.Div(8, 2));
break;
case DesignPatterns.观察者模式:
//被观察者
Hero hero = new Hero();
//添加观察者
hero.AttachObserver(new Monster());
hero.AttachObserver(new Trap());
hero.AttachObserver(new Treasure());
//通知观察者
hero.Move();
break;
}
}
public void subscribe(DesignPatterns.ObserverPattern.Observer.ISubscriber s)
{
Subscribers.Add(s);
}
