建造者模式实现 .net

  public  interface IComputerBuilder
    {
        void createCpu();
        void createDisplayScrenn();
        void createMemory();
    }
}

   public class LowComputerBuilder : IComputerBuilder
    {
        public void createCpu()
        {
            Console.WriteLine("低配cpu");
        }

        public void createDisplayScrenn()
        {
            Console.WriteLine("64hz显示屏");
        }

        public void createMemory()
        {
            Console.WriteLine("机械硬盘");
        }
    }

    public class MeddleComputerBuilder : IComputerBuilder
    {
        public void createCpu()
        {
            Console.WriteLine("中配cpu");
        }

        public void createDisplayScrenn()
        {
            Console.WriteLine("90hz显示屏");
        }

        public void createMemory()
        {
            Console.WriteLine("固态硬盘");
        }
    }

 
 public class SaleCompany
    {
        public void saleComputer(IComputerBuilder builder) {
            builder.createCpu();
            builder.createDisplayScrenn();
            builder.createMemory();
        }
    }

       static void Main(string[] args)
        {

            SaleCompany sale = new SaleCompany();
            sale.saleComputer(new LowComputerBuilder());
        }