C#設計模式之Builder生成器模式解決帶老婆配置電腦問題實例

發(fā)布時間：2020-08-22 11:20:33 來源：腳本之家閱讀：137 作者：GhostRider 欄目：編程語言

本文實例講述了C#設計模式之Builder生成器模式解決帶老婆配置電腦問題。分享給大家供大家參考，具體如下：

一、理論定義

生成器模式又叫：建造者模式，它可以把一個復雜的對象，分步驟創(chuàng)建。

二、應用舉例

需求描述：話說發(fā)工資了，打算去崗頂百腦匯給老婆配置一臺電腦。
OK，坐著BRT，就出發(fā)了。
到崗頂，一美女撲面而來，面帶微笑：先生，請問看中那個品牌，過來看一下嘛！
人家都開口了，盛情難卻，就看下吧。

三、具體編碼

1.CPU

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// CPU
  /// </summary>
  public class CPU
  {
    /// <summary>
    /// CPU品牌
    /// </summary>
    public string Brand { get; set; }
    /// <summary>
    /// CPU系列名
    /// </summary>
    public string SerialsName { get; set; }
    //其他屬性...........
  }
}

2.主板

主板MotherBoard

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// 主板
  /// </summary>
  public class MotherBoard
  {
    /// <summary>
    /// 主板品牌
    /// </summary>
    public string Brand { get; set; }
    /// <summary>
    /// 主板系列名
    /// </summary>
    public string SerialsName { get; set; }
    //其他屬性...........
  }
}

3.內存條

內存條Memory

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// Memory
  /// </summary>
  public class Memory
  {
    /// <summary>
    /// Memory品牌
    /// </summary>
    public string Brand { get; set; }
    /// <summary>
    /// Memory系列名
    /// </summary>
    public string SerialsName { get; set; }
    //其他屬性...........
  }
}

4.硬盤

硬盤HardDisk

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// HardDisk
  /// </summary>
  public class HardDisk
  {
    /// <summary>
    /// HardDisk品牌
    /// </summary>
    public string Brand { get; set; }
    /// <summary>
    /// HardDisk系列名
    /// </summary>
    public string SerialsName { get; set; }
    //其他屬性...........
  }
}

5.顯卡

顯卡GraphicCard

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  ///顯卡 GraphicCard
  /// </summary>
  public class GraphicCard
  {
    /// <summary>
    /// 顯卡GraphicCard品牌
    /// </summary>
    public string Brand { get; set; }
    /// <summary>
    /// 顯卡GraphicCard系列名
    /// </summary>
    public string SerialsName { get; set; }
    //其他屬性...........
  }
}

6.顯示器

顯示器Display

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// Display
  /// </summary>
  public class Display
  {
    /// <summary>
    /// 顯示器品牌
    /// </summary>
    public string Brand { get; set; }
   /// <summary>
   /// 系列名
   /// </summary>
   public string SerialsName { get; set; }
    //其他屬性...........
  }
}

7.音箱

音箱Speakers

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// 音箱Speakers
  /// </summary>
  public class Speakers
  {
    /// <summary>
    /// Speakers品牌
    /// </summary>
    public string Brand { get; set; }
    /// <summary>
    /// Speakers系列名
    /// </summary>
    public string SerialsName { get; set; }
    //其他屬性...........
  }
}

8.鍵盤

鍵盤Keyboard

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// 鍵盤Keyboard
  /// </summary>
  public class Keyboard
  {
    /// <summary>
    /// Keyboard品牌
    /// </summary>
    public string Brand { get; set; }
    /// <summary>
    /// 鍵盤Keyboard系列名
    /// </summary>
    public string SerialsName { get; set; }
    //其他屬性...........
  }
}

9.鼠標

鼠標Mouse

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// 鼠標Mouse
  /// </summary>
  public class Mouse
  {
    /// <summary>
    /// Mouse品牌
    /// </summary>
    public string Brand { get; set; }
    /// <summary>
    /// 鼠標Mouse系列名
    /// </summary>
    public string SerialsName { get; set; }
    //其他屬性...........
  }
}

10.電腦配置單Config

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  public class Config
  {
    /// <summary>
    /// CPU
    /// </summary>
    public CPU CPU { get; set; }
    /// <summary>
    /// 顯示器
    /// </summary>
    public Display Display { get; set; }
    /// <summary>
    /// 主板
    /// </summary>
    public MotherBoard MotherBoard { get; set; }
    /// <summary>
    /// 內存條
    /// </summary>
    public Memory Memory { get; set; }
    /// <summary>
    /// 硬盤
    /// </summary>
    public HardDisk HardDisk { get; set; }
    /// <summary>
    /// 顯卡
    /// </summary>
    public GraphicCard GraphicCard { get; set; }
    /// <summary>
    /// 音箱
    /// </summary>
    public Speakers Speakers { get; set; }
    /// <summary>
    /// 鍵盤
    /// </summary>
    public Keyboard Keyboard { get; set; }
    /// <summary>
    /// 鼠標
    /// </summary>
    public Mouse Mouse { get; set; }
  }
}

11.一臺電腦Computer

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// 電腦
  /// </summary>
  public class Computer
  {
    /// <summary>
    /// CPU
    /// </summary>
    public CPU CPU { get; set; }
    /// <summary>
    /// 顯示器
    /// </summary>
    public Display Display { get; set; }
     /// <summary>
    /// 主板
    /// </summary>
    public MotherBoard MotherBoard { get; set; }
    /// <summary>
    /// 內存條
    /// </summary>
    public Memory Memory { get; set; }
    /// <summary>
    /// 硬盤
    /// </summary>
    public HardDisk HardDisk { get; set; }
    /// <summary>
    /// 顯卡
    /// </summary>
    public GraphicCard GraphicCard { get; set; }
    /// <summary>
    /// 音箱
    /// </summary>
    public Speakers Speakers { get; set; }
    /// <summary>
    /// 鍵盤
    /// </summary>
    public Keyboard Keyboard { get; set; }
    /// <summary>
    /// 鼠標
    /// </summary>
    public Mouse Mouse { get; set; }
    /// <summary>
    /// 電腦品牌廠商
    /// </summary>
    public Manufactures Manufactures { get; set; }
    /// <summary>
    /// 屬于的系列
    /// </summary>
    public string Serials{ get; set; }
    /// <summary>
    /// 顯示電腦配置
    /// </summary>
    public void ShowConfig()
    {
      Console.WriteLine(Manufactures +"\t"+ Serials+"  系列的配置如下：");
      Console.WriteLine("--------------------------------------------------");
      Console.WriteLine("配件   品牌\t   系列");
      Console.WriteLine("CPU   " + CPU.Brand + "\t " + CPU.SerialsName + "系列");
      Console.WriteLine("主板   " + MotherBoard.Brand + "\t " + MotherBoard.SerialsName + "系列");
      Console.WriteLine("內存條  " + Memory.Brand + "\t " + Memory.SerialsName + "系列");
      Console.WriteLine("硬盤   " + HardDisk.Brand + "\t " + HardDisk.SerialsName + "系列");
      Console.WriteLine("顯卡   " + GraphicCard.Brand + "\t " + GraphicCard.SerialsName + "系列");
      Console.WriteLine("顯示器  " + Display.Brand + "\t " + Display.SerialsName + "系列");
      Console.WriteLine("音箱   " + Speakers.Brand + "\t " + Speakers.SerialsName + "系列");
      Console.WriteLine("鍵盤   " + Keyboard.Brand + "\t " + Keyboard.SerialsName + "系列");
      Console.WriteLine("鼠標   " + Mouse.Brand + "\t " + Mouse.SerialsName + "系列");
      Console.WriteLine(); Console.WriteLine();
    }
  }
}

12.某一品牌某一系列產品的具體配置

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Com.Design.Gof.Builder.Factory;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// 某一個產品的配置
  /// </summary>
  public class SerialsModel
  {
    private Config cfg = null;
    /// <summary>
    /// 獲取電腦配置單
    /// </summary>
    /// <param name="Manufactures"></param>
    /// <param name="SerialsName"></param>
    public SerialsModel(Manufactures Manufactures, string SerialsName)
    {
      cfg= ConfigFactory.GetConfig(Manufactures, SerialsName);
    }
    /// <summary>
    /// 具體配置,每個產品系列都有對應的產品配置單
    /// </summary>
    public Config Cfg
    {
      get { return cfg; }
    }
  }
}

13.電腦配置單，讀取的是XML文件，一共有三個測試文件，聯想ThinkPad.xml，三星.xml，索尼.xml，下面只顯示聯想，其他的隨附件下載

<?xml version="1.0" encoding="utf-8" ?>
<products>
 <product Brand="lenovo" Serials="聯想IdeaCentre K330">
  <config>
   <cpu Brand="Intel">Intel 酷睿 i5 2320 </cpu>
   <MotherBoard Brand="華碩">華碩 H61系列</MotherBoard>
   <Memory Brand="金士頓">金士頓 XXXX</Memory>
   <HardDisk Brand="希捷">希捷1TB 7200轉，SATA2</HardDisk>
   <GraphicCard Brand="華碩">華碩顯卡XXXX</GraphicCard>
   <Display Brand="lenovo">聯想顯示器XXXX</Display>
   <Speakers Brand="lenovo">聯想XXXX</Speakers>
   <Keyboard Brand="lenovo">聯想鍵盤XXXX</Keyboard>
   <Mouse Brand="微軟">微軟鼠標XXXX</Mouse>
  </config>
 </product>
 <product Brand="ThinkPad" Serials="聯想Y670P-IFI">
  <config>
   <cpu Brand="Intel">Intel 酷睿i5 2450M </cpu>
   <MotherBoard Brand="華碩">華碩 H61系列</MotherBoard>
   <Memory Brand="金士頓">金士頓 XXXX</Memory>
   <HardDisk Brand="希捷">希捷500G XXXX</HardDisk>
   <GraphicCard Brand="華碩">華碩顯卡XXXX</GraphicCard>
   <Display Brand="LG">LG顯示器XXXX</Display>
   <Speakers Brand="漫步者">漫步者XXXX</Speakers>
   <Keyboard Brand="微軟">微軟鍵盤XXXX</Keyboard>
   <Mouse Brand="羅技">羅技鼠標XXXX</Mouse>
  </config>
 </product>
 <product Brand="ThinkPad" Serials="聯想B470P-IFI">
  <config>
   <cpu Brand="Intel">Intel 酷睿i5 2450M </cpu>
   <MotherBoard Brand="華碩">華碩 H61系列</MotherBoard>
   <Memory Brand="金士頓">金士頓 XXXX</Memory>
   <HardDisk Brand="希捷">希捷500G XXXX</HardDisk>
   <GraphicCard Brand="華碩">華碩顯卡XXXX</GraphicCard>
   <Display Brand="LG">LG顯示器XXXX</Display>
   <Speakers Brand="漫步者">漫步者XXXX</Speakers>
   <Keyboard Brand="微軟">微軟鍵盤XXXX</Keyboard>
   <Mouse Brand="長城">長城鼠標XXXX</Mouse>
  </config>
 </product>
</products>

14.一個專門負責獲取電腦配置單的簡單工具類

using System;
using System.Collections.Generic;
using System.Linq;
using System.Xml.Linq;
using System.Xml.XPath;
using System.Text;
using Com.Design.Gof.Builder;
using System.Xml;
using System.IO;
namespace Com.Design.Gof.Builder.Factory
{
  public class ConfigFactory
  {
    /// <summary>
    /// 獲取電腦配置單
    /// </summary>
    /// <param name="manufactures">電腦廠商</param>
    /// <param name="SerialName">指定系列</param>
    /// <returns></returns>
    public static Config GetConfig(Manufactures manufactures, string SerialName) {
      Config cfg = new Config();
      //從XML文件，加載電腦配置單
      XDocument doc = XDocument.Parse(File.ReadAllText(AppDomain.CurrentDomain.BaseDirectory + @"\Builder\Data\" + manufactures + ".xml"));
      XPathNavigator nav=doc.CreateNavigator();
      XPathNavigator n=nav.SelectSingleNode("/products/product[@Serials='" + SerialName.Trim() + "']");
      n.MoveToChild("config","");
      if (n == null) {
        return cfg;
      }
      string Brand = string.Empty, Serials = string.Empty;
      //CPU
      n.MoveToChild("cpu", "");
      Brand = n.GetAttribute("Brand", "");
      Serials = n.Value;
      cfg.CPU = new CPU { Brand = Brand, SerialsName = Serials };
      //主板MotherBoard
      n.MoveToNext("MotherBoard","");
      Brand = n.GetAttribute("Brand", "");
      Serials = n.Value;
      cfg.MotherBoard = new MotherBoard { Brand = Brand, SerialsName = Serials };
      //內存Memory
      n.MoveToNext("Memory", "");
      Brand = n.GetAttribute("Brand", "");
      Serials = n.Value;
      cfg.Memory = new Memory { Brand = Brand, SerialsName = Serials };
      //硬盤HardDisk
      n.MoveToNext("HardDisk", "");
      Brand = n.GetAttribute("Brand", "");
      Serials = n.Value;
      cfg.HardDisk = new HardDisk { Brand = Brand, SerialsName = Serials };
      //顯卡GraphicCard
      n.MoveToNext("GraphicCard", "");
      Brand = n.GetAttribute("Brand", "");
      Serials = n.Value;
      cfg.GraphicCard = new GraphicCard { Brand = Brand, SerialsName = Serials };
      //顯示器Display
      n.MoveToNext("Display", "");
      Brand = n.GetAttribute("Brand", "");
      Serials = n.Value;
      cfg.Display = new Display { Brand = Brand, SerialsName = Serials };
      //音箱Speakers
      n.MoveToNext("MotherBoard", "");
      Brand = n.GetAttribute("Brand", "");
      Serials = n.Value;
      cfg.Speakers = new Speakers { Brand = Brand, SerialsName = Serials };
      //鍵盤Keyboard
      n.MoveToNext("Keyboard", "");
      Brand = n.GetAttribute("Brand", "");
      Serials = n.Value;
      cfg.Keyboard = new Keyboard { Brand = Brand, SerialsName = Serials };
      //鼠標MotherBoard
      n.MoveToNext("Mouse", "");
      Brand = n.GetAttribute("Brand", "");
      Serials = n.Value;
      cfg.Mouse = new Mouse { Brand = Brand, SerialsName = Serials };
      return cfg;
    }
  }
}

15.一個接口，定義了如何構建一個電腦

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  public interface IBuilder
  {
    /// <summary>
    /// CPU
    /// </summary>
    void BuilderCPU(CPU cpu);
    /// <summary>
    /// 主板
    /// </summary>
    void BuilderMotherBoard(MotherBoard motherBoard);
    /// <summary>
    /// 顯示器
    /// </summary>
    void BuilderDisplay(Display display);
    /// <summary>
    /// 內存條
    /// </summary>
    void BuilderMemory(Memory memory);
    /// <summary>
    /// 硬盤
    /// </summary>
    void BuilderHardDisk(HardDisk hardDisk);
    /// <summary>
    /// 顯卡
    /// </summary>
    void BuilderGraphicCard(GraphicCard graphicCard);
    /// <summary>
    /// 音箱
    /// </summary>
    void BuilderSpeakers(Speakers speakers);
    /// <summary>
    /// 鍵盤
    /// </summary>
    void BuilderKeyboard(Keyboard keyboard);
    /// <summary>
    /// 鼠標
    /// </summary>
    void BuilderMouse(Mouse mouse);
    /// <summary>
    /// 獲取組裝好的電腦
    /// </summary>
    /// <returns></returns>
    Computer GetComputer();
  }
}

16.聯想電腦

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// ThinkPad品牌廠商
  /// </summary>
  public class ThinkPad:IBuilder
  {
    Computer computer = null;//電腦
    SerialsModel Serials = null;//某個產品系列的具體產品
    public ThinkPad(Manufactures Manufactures, string SerialsName)
    {
      computer = new Computer { Manufactures = Manufactures, Serials = SerialsName };
      Serials = new SerialsModel(Manufactures, SerialsName);
    }
    #region 裝配電腦
    /// <summary>
    /// 1.組裝 CPU
    /// </summary>
    /// <param name="cpu"></param>
    public void BuilderCPU(CPU cpu)
    {
      computer.CPU = cpu;
    }
    /// <summary>
    /// 2.組裝 主板
    /// </summary>
    /// <param name="motherBoard"></param>
    public void BuilderMotherBoard(MotherBoard motherBoard)
    {
      computer.MotherBoard = motherBoard;
    }
    /// <summary>
    /// 3.組裝 內存條
    /// </summary>
    /// <param name="display"></param>
    public void BuilderMemory(Memory memory)
    {
      computer.Memory = memory;
    }
    /// <summary>
    ///4.組裝 硬盤
    /// </summary>
    /// <param name="display"></param>
    public void BuilderHardDisk(HardDisk hardDisk)
    {
      computer.HardDisk = hardDisk;
    }
    /// <summary>
    /// 5.組裝 顯卡
    /// </summary>
    /// <param name="display"></param>
    public void BuilderGraphicCard(GraphicCard graphicCard)
    {
      computer.GraphicCard = graphicCard;
    }
    /// <summary>
    /// 6.組裝 顯示器
    /// </summary>
    /// <param name="display"></param>
    public void BuilderDisplay(Display display)
    {
      computer.Display = display;
    }
    /// <summary>
    /// 7.組裝 音箱
    /// </summary>
    /// <param name="display"></param>
    public void BuilderSpeakers(Speakers speakers)
    {
      computer.Speakers = speakers;
    }
    /// <summary>
    /// 8.組裝 鍵盤
    /// </summary>
    /// <param name="display"></param>
    public void BuilderKeyboard(Keyboard keyboard)
    {
      computer.Keyboard = keyboard;
    }
    /// <summary>
    /// 9.組裝 鼠標
    /// </summary>
    /// <param name="display"></param>
    public void BuilderMouse(Mouse mouse)
    {
      computer.Mouse = mouse;
    }
    #endregion
    /// <summary>
    /// 獲取組裝后的電腦
    /// </summary>
    /// <returns></returns>
    public Computer GetComputer() {
      //步驟1--CPU
      BuilderCPU(Serials.Cfg.CPU);
      //步驟2---主板
      BuilderMotherBoard(Serials.Cfg.MotherBoard);
      //步驟3--內存條
      BuilderMemory(Serials.Cfg.Memory);
      //步驟4--硬盤
      BuilderHardDisk(Serials.Cfg.HardDisk);
      //步驟5--顯卡
      BuilderGraphicCard(Serials.Cfg.GraphicCard);
      //步驟6--顯示器
      BuilderDisplay(Serials.Cfg.Display);
      //步驟7--音箱
      BuilderSpeakers(Serials.Cfg.Speakers);
      //步驟8--鍵盤
      BuilderKeyboard(Serials.Cfg.Keyboard);
      //步驟9--鼠標
      BuilderMouse(Serials.Cfg.Mouse);
      return computer;
    }
  }
}

17.索尼電腦

Sony

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// Sony索尼品牌廠商
  /// </summary>
  public class Sony:IBuilder
  {
    Computer computer = null;//電腦
    SerialsModel Serials = null;//某個產品系列的具體產品
    public Sony(Manufactures Manufactures, string SerialsName)
    {
      computer = new Computer { Manufactures = Manufactures, Serials = SerialsName };
      Serials = new SerialsModel(Manufactures, SerialsName);
    }
    #region 裝配電腦
    /// <summary>
    /// 1.組裝 CPU
    /// </summary>
    /// <param name="cpu"></param>
    public void BuilderCPU(CPU cpu)
    {
      computer.CPU = cpu;
    }
    /// <summary>
    /// 2.組裝 主板
    /// </summary>
    /// <param name="motherBoard"></param>
    public void BuilderMotherBoard(MotherBoard motherBoard)
    {
      computer.MotherBoard = motherBoard;
    }
    /// <summary>
    /// 3.組裝 內存條
    /// </summary>
    /// <param name="display"></param>
    public void BuilderMemory(Memory memory)
    {
      computer.Memory = memory;
    }
    /// <summary>
    ///4.組裝 硬盤
    /// </summary>
    /// <param name="display"></param>
    public void BuilderHardDisk(HardDisk hardDisk)
    {
      computer.HardDisk = hardDisk;
    }
    /// <summary>
    /// 5.組裝 顯卡
    /// </summary>
    /// <param name="display"></param>
    public void BuilderGraphicCard(GraphicCard graphicCard)
    {
      computer.GraphicCard = graphicCard;
    }
    /// <summary>
    /// 6.組裝 顯示器
    /// </summary>
    /// <param name="display"></param>
    public void BuilderDisplay(Display display)
    {
      computer.Display = display;
    }
    /// <summary>
    /// 7.組裝 音箱
    /// </summary>
    /// <param name="display"></param>
    public void BuilderSpeakers(Speakers speakers)
    {
      computer.Speakers = speakers;
    }
    /// <summary>
    /// 8.組裝 鍵盤
    /// </summary>
    /// <param name="display"></param>
    public void BuilderKeyboard(Keyboard keyboard)
    {
      computer.Keyboard = keyboard;
    }
    /// <summary>
    /// 9.組裝 鼠標
    /// </summary>
    /// <param name="display"></param>
    public void BuilderMouse(Mouse mouse)
    {
      computer.Mouse = mouse;
    }
    #endregion
    /// <summary>
    /// 獲取組裝后的電腦
    /// </summary>
    /// <returns></returns>
    public Computer GetComputer() {
      //步驟1--CPU
      BuilderCPU(Serials.Cfg.CPU);
      //步驟2---主板
      BuilderMotherBoard(Serials.Cfg.MotherBoard);
      //步驟3--內存條
      BuilderMemory(Serials.Cfg.Memory);
      //步驟4--硬盤
      BuilderHardDisk(Serials.Cfg.HardDisk);
      //步驟5--顯卡
      BuilderGraphicCard(Serials.Cfg.GraphicCard);
      //步驟6--顯示器
      BuilderDisplay(Serials.Cfg.Display);
      //步驟7--音箱
      BuilderSpeakers(Serials.Cfg.Speakers);
      //步驟8--鍵盤
      BuilderKeyboard(Serials.Cfg.Keyboard);
      //步驟9--鼠標
      BuilderMouse(Serials.Cfg.Mouse);
      return computer;
    }
  }
}

18.三星電腦

三星

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// Samsung索尼品牌廠商
  /// </summary>
  public class Samsung:IBuilder
  {
    Computer computer = null;//電腦
    SerialsModel Serials = null;//某個產品系列的具體產品
    public Samsung(Manufactures Manufactures, string SerialsName)
    {
      computer = new Computer { Manufactures = Manufactures, Serials = SerialsName };
      Serials = new SerialsModel(Manufactures, SerialsName);
    }
    #region 裝配電腦
    /// <summary>
    /// 1.組裝 CPU
    /// </summary>
    /// <param name="cpu"></param>
    public void BuilderCPU(CPU cpu)
    {
      computer.CPU = cpu;
    }
    /// <summary>
    /// 2.組裝 主板
    /// </summary>
    /// <param name="motherBoard"></param>
    public void BuilderMotherBoard(MotherBoard motherBoard)
    {
      computer.MotherBoard = motherBoard;
    }
    /// <summary>
    /// 3.組裝 內存條
    /// </summary>
    /// <param name="display"></param>
    public void BuilderMemory(Memory memory)
    {
      computer.Memory = memory;
    }
    /// <summary>
    ///4.組裝 硬盤
    /// </summary>
    /// <param name="display"></param>
    public void BuilderHardDisk(HardDisk hardDisk)
    {
      computer.HardDisk = hardDisk;
    }
    /// <summary>
    /// 5.組裝 顯卡
    /// </summary>
    /// <param name="display"></param>
    public void BuilderGraphicCard(GraphicCard graphicCard)
    {
      computer.GraphicCard = graphicCard;
    }
    /// <summary>
    /// 6.組裝 顯示器
    /// </summary>
    /// <param name="display"></param>
    public void BuilderDisplay(Display display)
    {
      computer.Display = display;
    }
    /// <summary>
    /// 7.組裝 音箱
    /// </summary>
    /// <param name="display"></param>
    public void BuilderSpeakers(Speakers speakers)
    {
      computer.Speakers = speakers;
    }
    /// <summary>
    /// 8.組裝 鍵盤
    /// </summary>
    /// <param name="display"></param>
    public void BuilderKeyboard(Keyboard keyboard)
    {
      computer.Keyboard = keyboard;
    }
    /// <summary>
    /// 9.組裝 鼠標
    /// </summary>
    /// <param name="display"></param>
    public void BuilderMouse(Mouse mouse)
    {
      computer.Mouse = mouse;
    }
    #endregion
    /// <summary>
    /// 獲取組裝后的電腦
    /// </summary>
    /// <returns></returns>
    public Computer GetComputer() {
      //步驟1--CPU
      BuilderCPU(Serials.Cfg.CPU);
      //步驟2---主板
      BuilderMotherBoard(Serials.Cfg.MotherBoard);
      //步驟3--內存條
      BuilderMemory(Serials.Cfg.Memory);
      //步驟4--硬盤
      BuilderHardDisk(Serials.Cfg.HardDisk);
      //步驟5--顯卡
      BuilderGraphicCard(Serials.Cfg.GraphicCard);
      //步驟6--顯示器
      BuilderDisplay(Serials.Cfg.Display);
      //步驟7--音箱
      BuilderSpeakers(Serials.Cfg.Speakers);
      //步驟8--鍵盤
      BuilderKeyboard(Serials.Cfg.Keyboard);
      //步驟9--鼠標
      BuilderMouse(Serials.Cfg.Mouse);
      return computer;
    }
  }
}

19.美女銷售員，指導我們買電腦

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Com.Design.Gof.Builder
{
  /// <summary>
  /// 電腦廠家，銷售員指導 消費者 要購買那個 品牌 的電腦
  /// </summary>
  public enum Manufactures
  {
    Acer宏碁=1, Alienware=2,長城=3,
    戴爾=4, 東芝=5, 典籍=6, 多彩=7,
    DCMOFA=8,ESER宇朔=9,富士通=10, 
    方正=11,Gateway華碩=12, 惠普=13,
    海爾=14, 瀚斯寶麗=15,Intel=16,
    技嘉=17,聯想=18, 聯想ThinkPad=19,
    雷蛇=20, LG=21, 鐳波=22,
    msi微星=23, 明唐=24,NEC=25,
    蘋果=26,清華=27,同方=28, 
    七喜=29, 七彩虹=30,神舟=31,
    索尼=32, 三星=33, 松下=34,
    史密斯=35, 索泰=36, 神酷=37,
    TerransForce=38,微軟=39, 萬利達=40,
    新藍=41,優(yōu)派=42
  }
  public class Salesman
  {
    /// <summary>
    /// 電腦配置
    /// </summary>
    public void ShowConfig()
    {
      Builder.GetComputer().ShowConfig();
    }
    /// <summary>
    /// 制造商
    /// </summary>
    public IBuilder Builder { get; set; } 
  }
}

20.主函數調用

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Com.Design.Gof.Builder;
namespace Com.Design.Gof.Test
{
  class Program
  {
    static void Main(string[] args)
    {
      //這位先生，請問你看中哪個型號？這邊來看下吧！
      Salesman salesman = new Salesman();
      //美女介紹的  第一臺電腦
      salesman.Builder = new ThinkPad(Manufactures.聯想ThinkPad, "聯想IdeaCentre K330");
      salesman.ShowConfig();  //電腦配置
      //第二臺電腦
      salesman.Builder = new Sony(Manufactures.索尼, "索尼E14A17ECW");
      salesman.ShowConfig();  //電腦配置
      //第三臺電腦
      salesman.Builder = new Samsung(Manufactures.三星, "三星300E4A-S0G");
      salesman.ShowConfig();  //電腦配置
      Console.ReadKey();
    }
  }
}

21.運行結果

C#設計模式之Builder生成器模式解決帶老婆配置電腦問題實例

22.總結

本來想把每個電腦配件再細化，發(fā)現工程很大，電腦產品的屬性很多，所以只列出2個字段。

附件里面包括了程序源碼。也包括其他項目的測試，有控制臺，有web。

附：完整實例代碼點擊此處本站下載。

更多關于C#相關內容還可查看本站專題：《C#數據結構與算法教程》、《C#窗體操作技巧匯總》、《C#常見控件用法教程》、《WinForm控件用法總結》、《C#數組操作技巧總結》及《C#面向對象程序設計入門教程》

希望本文所述對大家C#程序設計有所幫助。

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C#設計模式之Builder生成器模式解決帶老婆配置電腦問題實例

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