Exemplo n.º 1
0
        static void Main(string[] args)
        {
            #region 基本用法(Basic.cs)
            ConcreteSubject s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "X"));
            s.Attach(new ConcreteObserver(s, "Y"));
            s.Attach(new ConcreteObserver(s, "Z"));

            s.SubjectState = "ABC";
            s.Notify();
            #endregion

            #region 具体实例(Example.cs)
            //相比于基本用法,这个实例:
            //①进一步将通知者和观察者分离,运用依赖倒转原则,在客户端中将观察者动作委托给通知者,进一步降低了耦合
            //②观察者实例无需继承观察者接口

            Boss huhanshan = new Boss();

            StockObserver tongshi1 = new StockObserver("魏关姹", huhanshan);
            NBAOberver tongshi2 = new NBAOberver("易管查", huhanshan);

            huhanshan.Update += new EventHandler(tongshi1.CloseStockMarket);
            huhanshan.Update += new EventHandler(tongshi2.CloseNBADirectSeeding);

            huhanshan.SubjectState = "我胡汉三回来了";
            huhanshan.Notify();

            Console.Read();
            #endregion
        }
Exemplo n.º 2
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        static void Main(string[] args)
        {
            #region 基本用法(Basic.cs)
            ConcreteSubject s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "X"));
            s.Attach(new ConcreteObserver(s, "Y"));
            s.Attach(new ConcreteObserver(s, "Z"));

            s.SubjectState = "ABC";
            s.Notify();
            #endregion

            #region 具体实例(Example.cs)
            //相比于基本用法,这个实例:
            //①进一步将通知者和观察者分离,运用依赖倒转原则,在客户端中将观察者动作委托给通知者,进一步降低了耦合
            //②观察者实例无需继承观察者接口

            Boss huhanshan = new Boss();

            StockObserver tongshi1 = new StockObserver("魏关姹", huhanshan);
            NBAOberver    tongshi2 = new NBAOberver("易管查", huhanshan);

            huhanshan.Update += new EventHandler(tongshi1.CloseStockMarket);
            huhanshan.Update += new EventHandler(tongshi2.CloseNBADirectSeeding);

            huhanshan.SubjectState = "我胡汉三回来了";
            huhanshan.Notify();

            Console.Read();
            #endregion
        }
Exemplo n.º 3
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        static void Main()
        {
            ConcreteSubject subject = new ConcreteSubject();

            subject.Attach(new ConcreteObserver(subject));
            subject.Attach(new ConcreteObserver(subject));
            subject.State = "Some State ...";
            subject.Notify();
        }
Exemplo n.º 4
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        static void Main()
        {
            var subject = new ConcreteSubject();

            subject.Attach(new ConcreteObserver(subject, "Observer 1"));
            subject.Attach(new ConcreteObserver(subject, "Observer 2"));
            subject.Attach(new ConcreteObserver(subject, "Observer 3"));
            subject.SetState("STATE");
        }
Exemplo n.º 5
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        static void Main(string[] args)
        {
            /*
             * More info: https://en.wikipedia.org/wiki/Observer_pattern
             * What problems can the Observer design pattern solve?
             *
             * A one-to-many dependency between objects should be defined without making the objects tightly coupled.
             * It should be ensured that when one object changes state an open-ended number of dependent objects are updated automatically.
             * It should be possible that one object can notify an open-ended number of other objects.
             *
             * Defining a one-to-many dependency between objects by defining one object (subject)
             * that updates the state of dependent objects directly is inflexible because it commits (tightly couples) the subject to particular dependent objects.
             *
             * Tightly coupled objects are hard to implement, change, test,
             * and reuse because they refer to and know about (how to update) many different objects with different interfaces.
             */


            #region Observer pattern

            // Configure Observer pattern

            ConcreteSubject subject = new ConcreteSubject();

            subject.Attach(new ConcreteObserver(subject, "X"));

            subject.Attach(new ConcreteObserver(subject, "Y"));

            subject.Attach(new ConcreteObserver(subject, "Z"));


            // Change subject and notify observers

            subject.SubjectState = "ABC";

            subject.Notify();

            #endregion

            #region .Net implementation of observer pattern

            var publisherWeatherStation = new WeatherReport();

            var subscriberGermanyWeatherStation     = new GermanyWeatherStation();
            var subscriberIranWeatherStation        = new IranWeatherStation();
            var subscriberUnitedStateWeatherStation = new UnitedStateWeatherStation();

            publisherWeatherStation.WeatherChanged += subscriberGermanyWeatherStation.GermanyWeatherChanged;
            publisherWeatherStation.WeatherChanged += subscriberIranWeatherStation.IranWeatherChanged;
            publisherWeatherStation.WeatherChanged += subscriberUnitedStateWeatherStation.UnitedStateWeatherChanged;

            publisherWeatherStation.ReportWeather(new WeatherEventArgs(temperature: 30));

            #endregion

            Console.ReadKey();
        }
Exemplo n.º 6
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        static void Main(string[] args)
        {
            ConcreteSubject cs = new ConcreteSubject();

            cs.Attach(new ConcreteObserver(1));
            cs.Attach(new ConcreteObserver(2));
            cs.Notify();
            Console.Read();
        }
Exemplo n.º 7
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        static void Main(string[] args)
        {
            Subject subject = new ConcreteSubject();

            subject.Attach(new ConcreteObserver(subject, "X"));
            subject.Attach(new ConcreteObserver(subject, "Y"));
            subject.SubjectState = "ABC";
            subject.Notify();
            Console.ReadLine();
        }
Exemplo n.º 8
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        static void Main()
        {
            //For both models
            var subject = new ConcreteSubject();

            subject.Attach(new ConcreteObserver(subject));
            subject.Attach(new ConcreteObserver(subject));
            subject.State = "State";
            subject.Notify();
        }
Exemplo n.º 9
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        static void Main(string[] args)
        {
            ConcreteSubject s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "x"));
            s.Attach(new ConcreteObserver(s, "Y"));

            s.SubjectState = "hello ,how r u";
            s.Notify();
        }
Exemplo n.º 10
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        static public void Main()
        {
            ConcreteSubject subject = new ConcreteSubject("A");

            subject.Attach(new ConcreteObserverX("A"));
            subject.Attach(new ConcreteObserverY("A"));
            subject.Attach(new ConcreteObserverZ("A"));

            //改变状态
            subject.ChangeData("B");
        }
Exemplo n.º 11
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        static void Main(string[] args)
        {
            ConcreteSubject cs = new ConcreteSubject();

            cs.Attach(new ConcreteObserver(cs, "James"));
            cs.Attach(new ConcreteObserver(cs, "Jane"));

            cs.SubjectState = "OK";
            cs.Notify();
            Console.Read();
        }
Exemplo n.º 12
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        static void Main(string[] args)
        {
            ConcreteSubject s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "X"));
            s.Attach(new ConcreteObserver(s, "Y"));
            s.Attach(new ConcreteObserver(s, "Z"));
            s.SubjectState = "ABC";
            s.Notify();
            Console.ReadKey();
        }
Exemplo n.º 13
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    {   /// <summary>
        /// 利用抽象类和接口实现观察者模式,利用事件实现见事件代码
        /// </summary>
        /// <param name="args"></param>
        static void Main(string[] args)
        {
            ConcreteSubject subject = new ConcreteSubject();

            subject.Attach(new ConcerteObserver(subject, "jia"));
            subject.Attach(new ConcerteObserver(subject, "binf"));
            subject.Attach(new ConcerteObserver(subject, "yi"));
            subject.SubjectStste = "12121";
            subject.Notify();
            Console.Read();
        }
        public static void Run()
        {
            Console.WriteLine("Observer Structural Practice");
            ConcreteSubject s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "X"));
            s.Attach(new ConcreteObserver(s, "Y"));
            s.Attach(new ConcreteObserver(s, "Z"));

            s.SubjectState = "ABC";
            s.Notify();
        }
Exemplo n.º 15
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        private static void Main()
        {
            var concreteSubject = new ConcreteSubject();

            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "X"));
            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "Y"));
            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "Z"));

            concreteSubject.SubjectState = "ABC";
            concreteSubject.Notify();

            Console.ReadKey();
        }
Exemplo n.º 16
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        static void Main(string[] args)
        {
            ConcreteSubject concreteSubject = new ConcreteSubject();

            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "Observer A"));
            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "Observer B"));
            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "Observer C"));

            concreteSubject.State = "Loading...";
            concreteSubject.Notify();

            Console.Read();
        }
Exemplo n.º 17
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        /// <summary>
        /// Entry point into console application.
        /// </summary>
        static void Main()
        {
            // Configure Observer pattern
            ConcreteSubject s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "X"));
            s.Attach(new ConcreteObserver(s, "Y"));
            s.Attach(new ConcreteObserver(s, "Z"));

            // Change subject and notify observers
            s.SubjectState = "ABC";
            s.Notify();
        }
Exemplo n.º 18
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        static void Main(string[] args)
        {
            ConcreteSubject concreteSubject = new ConcreteSubject();

            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "Observer A"));
            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "Observer B"));
            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "Observer C"));

            concreteSubject.State = "Loading...";
            concreteSubject.Notify();

            Console.Read();
        }
Exemplo n.º 19
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        static void Main(string[] args)
        {
            // Define a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically.
            Console.WriteLine("Hello World!");

            ConcreteSubject s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "X"));
            s.Attach(new ConcreteObserver(s, "Y"));
            s.Attach(new ConcreteObserver(s, "Z"));

            s.SubjectState = "ABC";
            s.Notify();
        }
Exemplo n.º 20
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        static void Main(string[] args)
        {
            ConcreteSubject concreteSubject = new ConcreteSubject();

            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "x"));
            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "y"));
            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "z"));

            concreteSubject.SubjectState = "hello";

            concreteSubject.Notify();

            Console.ReadLine();
        }
Exemplo n.º 21
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		static void Main(string[] args) {
			var subject = new ConcreteSubject();

			subject.Attach(new ConcreteObserver(subject));
			subject.Attach(new ConcreteObserver(subject));

			subject.State = "State1";
			subject.Notify();

			subject.State = "State2";
			subject.Notify();

			Console.ReadKey();
		}
Exemplo n.º 22
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        static void Main()
        {
            ConcreteSubject sub = new ConcreteSubject();

            sub.Attach(new ConcreteObserver(sub, "X"));
            sub.Attach(new ConcreteObserver(sub, "Y"));
            sub.Attach(new ConcreteObserver(sub, "Z"));

            //Change subject and notify observers
            sub.SubjectState = "ABC";
            sub.Notify();

            Console.ReadKey();
        }
Exemplo n.º 23
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        static void Main()
        {
            ConcreteSubject s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "X"));
            s.Attach(new ConcreteObserver(s, "Y"));
            s.Attach(new ConcreteObserver(s, "Z"));


            s.SubjectState = "ABC";
            s.Notify();

            Console.ReadKey();
        }
Exemplo n.º 24
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        private static void Main(string[] args)
        {
            var subject = new ConcreteSubject();

            subject.Attach(new ConcreteObserver(subject));
            subject.Attach(new ConcreteObserver(subject));

            subject.State = "State1";
            subject.Notify();

            subject.State = "State2";
            subject.Notify();

            Console.ReadKey();
        }
Exemplo n.º 25
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        static void Main(string[] args)
        {
            ConcreteSubject subject = new ConcreteSubject();

            subject.Attach(new ConcreteObserver(subject, "Object1"));
            subject.Attach(new ConcreteObserver(subject, "Object2"));
            subject.Attach(new ConcreteObserver(subject, "Object3"));

            // Change subject and notify observers
            subject.SubjectState = "NEW STATE";
            subject.Notify();

            // Wait for user
            Console.ReadKey();
        }
Exemplo n.º 26
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        static void Main(string[] args)
        {
            var s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "X"));
            s.Attach(new ConcreteObserver(s, "Y"));
            s.Attach(new ConcreteObserver(s, "Z"));

            // Change subject and notify observers
            s.SubjectState = "ABC";
            s.Notify();

            // Wait for user
            Console.ReadKey();
        }
Exemplo n.º 27
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        private static void Main()
        {
            var concreteSubject = new ConcreteSubject();

            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "ConcreteObserverA"));

            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "ConcreteObserverB"));

            concreteSubject.Attach(new ConcreteObserver(concreteSubject, "ConcreteObserverC"));

            concreteSubject.SubjectState = "State";

            concreteSubject.Notify();

            Console.ReadKey();
        }
Exemplo n.º 28
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        static void Main(string[] args)
        {
            Console.WriteLine("传统观察者模式-----");

            ConcreteSubject s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "李四"));
            s.Attach(new ConcreteObserver(s, "张三"));
            s.Attach(new ConcreteObserver(s, "王二"));

            s.SubjectState = "工作ing";
            s.Notify();


            Console.Read();
        }
        /// <summary>
        /// The test third.
        /// </summary>
        private static void TestThird()
        {
            // Configure Observer pattern
            ConcreteSubject subject = new ConcreteSubject();

            subject.Attach(new ConcreteObserver(subject, "X"));
            subject.Attach(new ConcreteObserver(subject, "Y"));
            subject.Attach(new ConcreteObserver(subject, "Z"));

            // Change subject and notify observers
            subject.SubjectState = "ABC";
            subject.Notify();

            // Wait for user
            Console.ReadKey();
        }
Exemplo n.º 30
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        private static void Main(string[] args)
        {
            // canonical example

            var subject = new ConcreteSubject();

            var observer1 = new ConcreteObserver(1);
            var observer2 = new ConcreteObserver(2);

            subject.Attach(observer1);
            subject.Attach(observer2);

            subject.SetState(new List <string>());
            subject.UpdateStatePartially("yoyo");
            subject.UpdateStatePartially("ahahha");
        }
Exemplo n.º 31
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        /// <summary>
        /// Entry point into console application.
        /// </summary>
        static void Main()
        {
            // Configure Observer pattern
            ConcreteSubject s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "X"));
            s.Attach(new ConcreteObserver(s, "Y"));
            s.Attach(new ConcreteObserver(s, "Z"));

            // Change subject and notify observers
            s.SubjectState = "ABC";
            s.Notify();

            // Wait for user
            Console.ReadKey();
        }
Exemplo n.º 32
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        static void Main(string[] args)
        {
            ConcreteSubject subject = new ConcreteSubject();

            Observer observer1 = new ConcreteObserver();
            Observer observer2 = new ConcreteObserver();
            Observer observer3 = new ConcreteObserver();
            Observer observer4 = new ConcreteObserver();

            subject.Attach(observer1);
            subject.Attach(observer2);
            subject.Attach(observer3);
            subject.Attach(observer4);

            subject.Invoke();

            Console.ReadKey();
        }
Exemplo n.º 33
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        static void Main()
        {
            // First example
            ConcreteSubject s = new ConcreteSubject();
            s.Attach(new ConcreteObserver(s, "x"));
            s.Attach(new ConcreteObserver(s, "y"));
            s.Attach(new ConcreteObserver(s, "z"));
            s.SubjectState = "abc";
            s.Notify();

            IBM ibm = new IBM("IBM", 120.00);
            ibm.Attach(new Investor("Sorros"));
            ibm.Attach(new Investor("Berkshire"));

            ibm.Price = 120.10;
            ibm.Price = 121.00;
            ibm.Price = 120.50;
            ibm.Price = 120.75;
            ibm.Notify();

            // Second example
            BaggageHandler provider = new BaggageHandler();
            ArrivalsMonitor observer1 = new ArrivalsMonitor("BaggageClaimMonitor1");
            ArrivalsMonitor observer2 = new ArrivalsMonitor("SecurityExit");

            provider.BaggageStatus(712, "Detroit", 3);
            observer1.Subscribe(provider);
            provider.BaggageStatus(712, "Kalamazoo", 3);
            provider.BaggageStatus(400, "New York-Kennedy", 1);
            provider.BaggageStatus(712, "Detroit", 3);
            observer2.Subscribe(provider);
            provider.BaggageStatus(511, "San Francisco", 2);
            provider.BaggageStatus(712);
            observer2.Unsubscribe();
            provider.BaggageStatus(400);
            provider.LastBaggageClaimed();

            // Third example
            var weatherData = new WeatherData();
            var forecastDisplay = new ForecastDisplay(weatherData);
            var heatIndexDisplay = new HeatIndexDisplay(weatherData);
            weatherData.setMeasurements(80, 65, 30.4f);
        }
Exemplo n.º 34
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        public static void Run()
        {
            Console.WriteLine("This structural code demonstrates the Observer pattern in which registered objects are notified of and updated with a state change.\n");

            ConcreteSubject s = new ConcreteSubject();

            s.Attach(new ConcreteObserver(s, "X"));
            s.Attach(new ConcreteObserver(s, "Y"));
            s.Attach(new ConcreteObserver(s, "Z"));

            s.SubjectState = "ABC";
            s.Notify();

            /*
             * Observer X's new state is ABC
             * Observer Y's new state is ABC
             * Observer Z's new state is ABC
             */
        }
Exemplo n.º 35
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        static void Main(string[] args)
        {
            ConcreteSubject subject = new ConcreteSubject();

            subject.State = "Мурзилка";

            ConcreteObserver observer = new ConcreteObserver(subject, "Вася");

            subject.Attach(observer);
            subject.Notify();

            System.Console.WriteLine($"{observer.Name} подписан на журнал {observer.ObserverState}");
        }
Exemplo n.º 36
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        /// <summary>
        ///
        /// </summary>
        /// <param name="args"></param>
        static void Main(string[] args)
        {
            //先创建通知者
            ConcreteSubject subject = new ConcreteSubject();
            //在创建观察者
            ConcreteObserver observer1 = new ConcreteObserver(subject, "学生小明");

            //通知者添加观察者
            subject.Attach(observer1);
            //改状态
            //subject.SubjectState = "学习";
            //通知
            subject.Notify();
            Console.ReadKey();
        }
Exemplo n.º 37
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 static void Main()
 {
     var subject = new ConcreteSubject();
     subject.Attach(new ConcreteObserver(subject,"Observer 1"));
     subject.Attach(new ConcreteObserver(subject,"Observer 2"));
     subject.Attach(new ConcreteObserver(subject,"Observer 3"));
     subject.SetState("STATE");
 }
Exemplo n.º 38
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        static void Main(string[] args)
        {
            #region 工厂方法
            double total = 0.0d;
            CashContext cc = new CashContext(new CashNormal());
            total = cc.GetResult(100.04);
            cc = new CashContext(new CashRebate("0.8"));
            total = cc.GetResult(100.04);
            Console.WriteLine(total);
            #endregion

            #region 装饰器方法
            Decorator.Component person = new Decorator.Component("xiaocai");

            Tshirt tshirt = new Tshirt();
            BigTrouser bt = new BigTrouser();

            bt.Decorator(person);
            tshirt.Decorator(bt);
            tshirt.show();

            Console.WriteLine("*****************************");
            #endregion

            #region 代理方法
            SchoolGirl sg = new SchoolGirl();
            sg.Name = "李娇骄";
            Proxy.Proxy daili = new Proxy.Proxy(sg);
            daili.GiveDolls();
            daili.GiveFlowers();
            #endregion

            #region 原型模式
            ConcretePrototype1 p1 = new ConcretePrototype1("123");
            ConcretePrototype1 c1 = (ConcretePrototype1)p1.Clone();
            Console.WriteLine("Cloned :"+c1.Id);

            Resume a = new Resume("Andy");
            a.setInfo("Man", "24");
            a.setWorkExperience("1998-2005","IBM ");
            Resume b = (Resume)a.Clone();
            b.setWorkExperience("2002-2005", "Dell");
            a.display();
            b.display();
            #endregion

            #region 模板模式
            Console.WriteLine("Student A testPaper:");
            TestPaperA testA = new TestPaperA();
            testA.Test1();
            testA.Test2();
            Console.WriteLine("Student B testPaper:");
            TestPaperB testB = new TestPaperB();
            testB.Test1();
            testB.Test2();
            #endregion

            #region 抽象工厂方法
            User user = new User();

            IFactory factory = new SqlServerFactory();
            IUser iu = factory.CreateUser();
            //IUser riu = (IUser)Assembly.Load("AbstractFactory").CreateInstance("SqlserverUser");
            //反射
            //Assembly.Load("程序集名称").CreateInstance("程序集名称.类名称");
            iu.Insert(user);
            iu.GetUser(1);
            #endregion

            #region Facade 外观模式
            Fund jijin = new Fund();
            jijin.BuyFund();
            jijin.sellFund();
            #endregion

            #region 建造者模式
            Director director = new Director();
            abstractBuilder builder1 = new Builder1();
            abstractBuilder builder2 = new BuilderB();
            director.Construct(builder1);
            Builder.Builder b1 = builder1.getBuilder();
            b1.show();

            director.Construct(builder2);
            Builder.Builder b2 = builder2.getBuilder();
            b2.show();
            #endregion
            #region 观察者模式
            Observer.ConcreteSubject s = new Observer.ConcreteSubject();
            s.Attach(new Observer.ConcreteObserver(s, "x"));
            s.Attach(new Observer.ConcreteObserver(s, "y"));
            s.SubjectState = "ABC";
            s.Notify();
            ///下面是使用委托
            ///委托就是一种引用方法的类型。一旦为委托分配了方法,委托将于该方法具有完全相同的行为。
            ///委托方法的使用可以像其他的方法一样具有参数和返回值。委托可以看作是对函数的抽象,是函数的”类“,委托的实例将代表一个具体的函数
            ///一个委托可以搭载多个方法,所有方法被依次唤起,委托搭载的方法不需要属于同一个类,只需要具有相同的原型和形式,也就是拥有相同的参数列表和返回类型。
            ///在使用带参数的委托时,只需要在声明事件的地方将参数传递给事件。在绑定时将调用的方法绑定给事件。
            Bosscs boss = new Bosscs();
            StockObserver tongshi1 = new StockObserver("tongshi1",boss);
            NBAObserver tongshiNBA = new NBAObserver("tongshiNBA", boss);
            boss.Update += new EventHandler1(tongshi1.CloseStockMarket);
            boss.Update += new EventHandler1(tongshiNBA.CloseStockMarket);
            boss.update2 += new EventHandler2(tongshiNBA.print);
            boss.SubjectState = " I am back ";
            boss.Notify();
            #endregion

            #region 状态模式
            State.Context c = new State.Context(new CreateStateA());
            c.Request();
            c.Request();
            c.Request();
            c.Request();

            #endregion

            #region 备忘录模式
            Originator o = new Originator();
            o.State = "On";
            o.Show();
            Caretaker care = new Caretaker();
            care.Memento = o.CreateMemento();
            o.State = "Off";
            o.Show();

            o.SetMemento(care.Memento);
            o.Show();

            GameRole gameRole = new GameRole();
            gameRole.GetInitState();
            gameRole.StateDisplay();

            RoleStateManager stateManager = new RoleStateManager();
            stateManager.Memento = gameRole.SaveState();

            gameRole.Fight();
            gameRole.StateDisplay();

            gameRole.RecoveryState(stateManager.Memento);
            gameRole.StateDisplay();
            #endregion

            #region 组合模式
            Composite.Composite root = new Composite.Component("root");
            root.Add(new Leaf("Leaf A"));
            root.Add(new Leaf("Leaf B"));

            Composite.Composite comp = new Composite.Component("comp X");
            comp.Add(new Leaf("Leaf XA"));
            comp.Add(new Leaf("Leaf XB"));
            root.Add(comp);

            Composite.Composite comp2 = new Composite.Component("Comp X2");
            comp2.Add(new Leaf("Leaf X2A"));
            comp2.Add(new Leaf("Leaf X2B"));
            comp.Add(comp2);

            root.Add(new Leaf("Leaf C"));
            Leaf leaf = new Leaf("Leaf D");

            root.Add(leaf);
            root.Display(1);
            root.Remove(leaf);
            root.Display(1);
            #endregion

            #region 迭代器模式
            ConCreteAggregate aggregate = new ConCreteAggregate();
            aggregate[0] = "大鸟";
            aggregate[1] = "小菜";
            aggregate[2]="行李";
            aggregate[3] = "老外";
            aggregate[4] = "小偷";
            Iterator.Iterator myIterator = new ConCreteIterator(aggregate);
            object item = myIterator.First();
            while (!myIterator.IsDone())
            {
                Console.WriteLine(myIterator.CurrentItem() + "请买车票");
                myIterator.Next();
            }
            #endregion

            #region 单例模式
             //所有类都有构造方法,不编码则默认生成空的构造方法,若有显示定义的构造方法,默认的构造方法就会失效。只要将构造方法改写为私有的,外部的程序就不能通过new 来初始化它。
            //通过一个共有的方法来返回类的实例。
            Singleton.Singleton s1 = Singleton.Singleton.GetInstance();
            Singleton.Singleton s2 = Singleton.Singleton.GetInstance();

            if (s1 == s2)
            {
                Console.WriteLine("两个对象是相同的实例。");
            }

            #endregion

            #region 命令模式
            Receiver r = new Receiver();
            Command.Command command = new Command.ConcreteCommand(r);
            Invoker invoker = new Invoker();
            invoker.SetCommand(command);
            invoker.ExecuteCommand();
            #endregion

            #region 职责链模式
            Handler h1 = new ConcreteHandler1();
            Handler h2 = new ConcreteHandler2();
            h1.SetSuccessor(h2);
            int[] requests = { 2, 3, 4, 5, 6, 12, 34, 11, 15 };
            foreach (int request in requests)
            {
                h1.HandlerRequest(request);
            }
            #endregion

            #region 中介者模式
            ConcreteMediator mediator = new ConcreteMediator();
            ConcreteColleague1 colleague1 = new ConcreteColleague1(mediator);
            ConcreteColleague2 colleague2 = new ConcreteColleague2(mediator);
            mediator.Colleague1 = colleague1;
            mediator.Colleague2 = colleague2;
            colleague1.Send("吃饭了吗?");
            colleague2.Send("还没有呢");
            #endregion

            #region 享元模式
            int extri = 22;
            FlyweightFactory f = new FlyweightFactory();
            Flyweight.Flyweight fx = f.GetFlyweight("X");
            fx.Operation(--extri);

            Flyweight.Flyweight fy = f.GetFlyweight("Y");
            fy.Operation(--extri);

            Flyweight.Flyweight fz = f.GetFlyweight("Z");
            fz.Operation(--extri);

            #endregion

            #region 解释器模式
            <<<<<<< HEAD
            Interpreter.Context context = new Interpreter.Context();
            IList<Interpreter.AbstractExpression> list = new List<Interpreter.AbstractExpression>();
            list.Add(new Interpreter.TerminalExpression());
            list.Add(new Interpreter.NormalExpression());
            foreach (Interpreter.AbstractExpression exp in list)
                exp.Interpret(context);
            =======
            Interpreter.Context context1 = new Interpreter.Context();
            IList<AbstractExpression> list = new List<AbstractExpression>();
            list.Add(new TerminalExpression());
            list.Add(new NonTerminalExpression());
            foreach (AbstractExpression exp in list)
            {
                exp.Interpreter(context1);
            }
            #endregion

            #region 访问者模式
            ObjectStructure os = new ObjectStructure();
            os.Add(new Man());
            os.Add(new Woman());
            Success v1 = new Success();
            os.Display(v1);
            Failing f1 = new Failing();
            os.Display(f1);

            Amativeness a1 = new Amativeness();
            os.Display(a1);
            >>>>>>> 77e342ef6e96917a8dc01e72e41626dcffd4ba13
            #endregion
            Console.Read();
        }