C# 设计模式之【外观模式】

using System;using System.Collections.Generic;using System.Text;namespace 外观模式{ class Program { static void Main(string[] args) { Fund jijin = new Fund(); jijin.BuyFund(); jijin.SellFund(); Console.Read(); } } class Fund { Stock1 gu1; Stock2 gu2; Stock3 gu3; NationalDebt1 nd1; Realty1 rt1; public Fund() { gu1 = new Stock1(); gu2 = new Stock2(); gu3 = new Stock3(); nd1 = new NationalDebt1(); rt1 = new Realty1(); } public void BuyFund() { gu1.Buy(); gu2.Buy(); gu3.Buy(); nd1.Buy(); rt1.Buy(); } public void SellFund() { gu1.Sell(); gu2.Sell(); gu3.Sell(); nd1.Sell(); rt1.Sell(); } } //股票1 class Stock1 { //卖股票 public void Sell() { Console.WriteLine(" 股票1卖出"); } //买股票 public void Buy() { Console.WriteLine(" 股票1买入"); } } //股票2 class Stock2 { //卖股票 public void Sell() { Console.WriteLine(" 股票2卖出"); } //买股票 public void Buy() { Console.WriteLine(" 股票2买入"); } } //股票3 class Stock3 { //卖股票 public void Sell() { Console.WriteLine(" 股票3卖出"); } //买股票 public void Buy() { Console.WriteLine(" 股票3买入"); } } //国债1 class NationalDebt1 { //卖国债 public void Sell() { Console.WriteLine(" 国债1卖出"); } //买国债 public void Buy() { Console.WriteLine(" 国债1买入"); } } //房地产1 class Realty1 { //卖房地产 public void Sell() { Console.WriteLine(" 房产1卖出"); } //买房地产 public void Buy() { Console.WriteLine(" 房产1买入"); } }}