package day0705.teacher.test1usb;

 /**

  * 测试类

  * @author Administrator

  *

  */

 public class UsbInterfaceTest {

     /**

      * @param args

      */

     public static void main(String[] args) {

         // TODO Auto-generated method stub

         UsbFan uf = new UsbFan();

         uf.service();

         //让一个接口引用指向实现了接口的类

         UsbInterface ui = new UsbFan();

         ui.service();

         ui = new UsbDisk();

         ui.service();

         //1.U盘

         UsbInterface uDisk = new UsbDisk();

         uDisk.service();

         //2.风扇

         UsbInterface uF = new UsbFan();

         uf.service();

     }

 }

 package day0705.teacher.test2printer;

 /**

  * 打印机类

  * @author Administrator

  *

  */

 public class Printer {

     /**

      * 使用墨盒在纸张上打印

      * @param inkbox 打印使用的墨盒

      * @param paper 打印使用的纸张

      */

     public void print(InkBox inkbox,Paper paper){

         System.out.println("使用"+inkbox.getColor()+"在"+paper.getSize()+"上打印");

     }

 }

 package day0705.teacher.test2printer;

 /**

  * 测试类

  * @author Administrator

  *

  */

 public class PrinterTest {

     /**

      * @param args

      */

     public static void main(String[] args) {

         // TODO Auto-generated method stub

         //1、定义打印机

         Printer p = new Printer();

         InkBox inkbox =null;

         Paper paper = null;

         //测试打印机的功能

         //准备黑色墨盒和A4纸

         inkbox = new GrayInkBox();

         paper = new A4();

         //开始打印

         p.print(inkbox, paper);

         //准备彩色墨盒和A5纸

         inkbox = new ColorInkBox();

         paper =new A5Paper();

         //开始打印

         p.print(inkbox, paper);

     }

 }

 package day0705.teacher.test4softenginner;

 /**

  * 软件工程师

  * @author Administrator

  *

  */

 public class SoftEnginner implements Programmer, BizAgent {

     //软件工程师的姓名

     private String name;

     public SoftEnginner(String name){

         this.name= name;

     }

     /**

      * 自我介绍

      */

     public String getName() {

         // TODO Auto-generated method stub

         return name;

     }

     /**

      * 讲业务的能力

      */

     public void giveBizSpeech() {

         // TODO Auto-generated method stub

         System.out.println("我会讲业务。");

     }

     /**

      * 编程能力

      */

     public void WriteProgram() {

         // TODO Auto-generated method stub

         System.out.println("我会编程。");

     }

 }

 package day0705.teacher.test4softenginner;

 /**

  * 测试类

  * @author Administrator

  *

  */

 public class Test {

     /**

      * @param args

      */

     public static void main(String[] args) {

         // TODO Auto-generated method stub

         //1、创建软件工程师对象

         SoftEnginner xiaoming = new SoftEnginner("小明");

         System.out.println("我是一名软件工程师，我的名字是"+xiaoming.getName()+"。");

         //2、软件工程师进行代码的编写

         xiaoming.WriteProgram();

         //3、软件工程师进行业务讲解

         xiaoming.giveBizSpeech();

     }

 }

 package day0705.work.test5;

 public class Store {

     public static Animal get(String choice){

         //equalsIgnoreCase  判断两个字符串是否一致，忽略大小写

         /*

          * 判断传入的字符

          *         如果是"dog"   返回一个Dog对象

          *         如果是"pig"   返回一个Pig对象

          *         否则返回Cat对象

          */

         if(choice.equalsIgnoreCase("dog")){

             return new Dog();

         } else if(choice.equalsIgnoreCase("pig")){

             return new Pig();

         }else{

             return new Cat();

         }

     }

 }

 package day0705.work.test5;

 public class AnimalTest {

     /**

      * @param args

      */

     public static void main(String[] args) {

         // TODO Auto-generated method stub

         //???

         Animal al = Store.get("dog");

         al.shout();

         al = Store.get("Pig");

         al.shout();

     }

 }