program.cs

adpter 、Singlen、Template设计模式的实现

using System;
using System.Collections.Generic;
using System.Text;

namespace Adapter
{
    public interface Print
    {
        void printWeak();
        void printStrong();
    };

    public class Banner {
        private String str;
        public Banner() { }
        public Banner(String str) {
            this.str = str;
        }
        public void showWithParen() {
            Console.Out.WriteLine ("(" + str + ")");
        }
        public void showWithAster() {
             Console.Out.WriteLine("*" + str + "*");
        }
    };

    public class PrintBanner : Banner , Print {
        public PrintBanner(String str) :base(str) {
            
        }
        public virtual void printWeak() {
            showWithParen();
        }
        public virtual void printStrong()
        {
            showWithAster();
        }
    }

    class Program
    {
        static void Main(string[] args)
        {
            Print p = new PrintBanner("Hello");
            p.printWeak();
          p.printStrong();
        }
    }
}