实验5：建造者模式

实验5：建造者模式

本次实验属于模仿型实验，通过本次实验学生将掌握以下内容：

1、理解建造者模式的动机，掌握该模式的结构；

2、能够利用建造者模式解决实际问题。

 

[实验任务一]：计算机组装

使用建造者模式，完成下述任务：计算机组装工厂可以将CPU、内存、硬盘、主机等硬件设备组装在一起构成计算机，计算机的类型可以是笔记本，也可以是台式机。

实验要求：

1. 对应的类图如下

 

2. 源代码如下

 

 

 

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package com.hua.sjms; public abstract class Builder {     Computer computer = new Computer();     abstract public void buildZhuJi();     abstract public void buildYinPan();     abstract public void buildCpu();     abstract public void buildNeiCun();     public Computer getCompture()     {         return computer;     } } package com.hua.sjms; public class Creator {     private Builder comptureKind;     public void setCompture(Builder kind) {         this.comptureKind = kind;     }     public Computer construct(){         comptureKind.buildCpu();         comptureKind.buildYinPan();         comptureKind.buildZhuJi();         comptureKind.buildNeiCun();         return comptureKind.getCompture();     } }  package com.hua.sjms; public class Computer {     private String cpu;     private String neiCun;     private String yinPan;     private String zhuJi;     public String getZhuJi() {         return zhuJi;     }     public void setZhuJi(String zhuJi) {         this.zhuJi = zhuJi;     }     public String getYinPan() {         return yinPan;     }     public void setYinPan(String yinPan) {         this.yinPan = yinPan;     }     public String getNeiCun() {         return neiCun;     }     public void setNeiCun(String neiCun) {         this.neiCun = neiCun;     }     public String getCpu() {         return cpu;     }     public void setCpu(String cpu) {         this.cpu = cpu;     } }  package com.hua.sjms; public class LapBuilder extends Builder{     @Override     public void buildZhuJi() {         computer.setZhuJi("武极");     }     @Override     public void buildYinPan() {         computer.setYinPan("512G");     }     @Override     public void buildCpu() {         computer.setCpu("因特尔");     }     @Override     public void buildNeiCun() {         computer.setNeiCun("16G");     } }  package com.hua.sjms; public class TaiShiBuilder extends Builder{     @Override     public void buildZhuJi() {         computer.setZhuJi("联想");     }     @Override     public void buildYinPan() {         computer.setYinPan("1T");     }     @Override     public void buildCpu() {         computer.setCpu("英伟达");     }     @Override     public void buildNeiCun() {         computer.setNeiCun("16G");     } }  package com.hua.sjms; public class Client {     public static void main(String[] args) {         Builder lap;         Creator factory=new Creator();         for (int i = 0; i < 2; i++) {             if(i==1) {                 System.out.println("笔记本配置如下");                 lap = new LapBuilder();             }             else {                 System.out.println("台式机配置如下");                 lap = new TaiShiBuilder();             }             factory.setCompture(lap);             factory.construct();             System.out.println("CPU："+lap.getCompture().getCpu());             System.out.println("内存："+lap.getCompture().getNeiCun());             System.out.println("硬盘："+lap.getCompture().getYinPan());             System.out.println("主机："+lap.getCompture().getZhuJi());         }     } }