设计模式-抽象工厂模式

https://mp.weixin.qq.com/s/n0pBULUsE3MKN07rVPaJAA

 

using System;


namespace AbstractFactory_DesignPattern
{
    /// <summary>
    /// 公司接口
    /// </summary>
    public interface Company
    {
        /// <summary>
        /// 生产电脑
        /// </summary>
        /// <param name="Parameter"></param>
        /// <returns></returns>
        Computer BulidComputer(String Parameter);
        /// <summary>
        /// 生产电话
        /// </summary>
        /// <param name="Parameter"></param>
        /// <returns></returns>
        Telephone BulidTelephone(String Parameter);
    }
    /// <summary>
    /// 电脑
    /// </summary>
    public abstract class Computer
    {
        /// <summary>
        /// 使用电脑
        /// </summary>
        abstract public void DoUse();
    }
    /// <summary>
    /// 电话
    /// </summary>
    public abstract class Telephone
    {
        /// <summary>
        /// 使用手机
        /// </summary>
        abstract public void DoUse();
    }

    /// <summary>
    /// 公司A
    /// </summary>
    public class CompanyA : Company
    {
        public Computer BulidComputer(String Parameter)
        {
            if (Parameter == "个人电脑") return new PersonalComputer();
            else if (Parameter == "笔记本电脑") return new NotebookComputer();
            else return null;
        }
        public Telephone BulidTelephone(String Parameter)
        {
            if (Parameter == "座机电话") return new DesktopPhone();
            else if (Parameter == "手机") return new Mobile();
            else return null;
        }
    }
    public class CompanyB : Company
    {
        public Computer BulidComputer(String Parameter)
        {
            if (Parameter == "个人电脑") return new PersonalComputer();
            else if (Parameter == "笔记本电脑") return new NotebookComputer();
            else return null;
        }
        public Telephone BulidTelephone(String Parameter)
        {
            if (Parameter == "座机") return new DesktopPhone();
            else if (Parameter == "手机") return new Mobile();
            else return null;
        }
    }
    /// <summary>
    /// 台机
    /// </summary>
    public class DesktopPhone : Telephone
    {
        override public void DoUse() { Console.WriteLine("这是座机电话的功能"); }
    }
    /// <summary>
    /// 手机
    /// </summary>
    public class Mobile : Telephone
    {
        override public void DoUse() { Console.WriteLine("这是手机的功能"); }
    }

    public class NotebookComputer : Computer
    {
        override public void DoUse()
        {
            Console.WriteLine("这是笔记本电脑的功能");
        }
    }
  
    public class PersonalComputer : Computer
    {
        override public void DoUse()
        {
            Console.WriteLine("这是个人计算机的功能");
        }
    }

    public class Client
    {
        public static void Main(String[] args)
        {
            Company company1 = new CompanyA();
            Computer computer1 = company1.BulidComputer("个人电脑");
            computer1.DoUse();
            Computer computer2 = company1.BulidComputer("笔记本电脑");
            computer2.DoUse();
            Telephone telephone1 = company1.BulidTelephone("座机电话");
            telephone1.DoUse();
            Telephone telephone2 = company1.BulidTelephone("手机");
            telephone2.DoUse();
        }
    }
}