抽象类和接口-手机小案例

 1 package com.ketang.phone;
 2 
 3 /**
 4  * 父类：手机类
 5  * @author 
 6  *
 7  */
 8 public abstract class Phone {
 9     private String brand;  //品牌
10     private String type;  //型号
11 
12     public Phone() {
13         
14     }
15     
16     public Phone(String brand, String type) {
17         super();
18         this.brand = brand;
19         this.type = type;
20     }
21     
22     public String getBrand() {
23         return brand;
24     }
25     
26     public void setBrand(String brand) {
27         this.brand = brand;
28     }
29     public String getType() {
30         return type;
31     }
32     public void setType(String type) {
33         this.type = type;
34     }
35     
36     //发短信
37     public abstract void sendMess() ;
38         
39     //通电话
40     public abstract void call();
41     
42     public void showInfo(){
43         System.out.println("这是一部"+brand+type+"手机");
44     }
45     
46 }

 1 package com.ketang.phone;
 2 
 3 /**
 4  * 接口：上网
 5  * @author 
 6  *
 7  */
 8 public interface NetWorking {
 9     void netWorking();
10 }

 1 package com.ketang.phone;
 2 
 3 /**
 4  * 接口：播放音乐
 5  * @author 
 6  *
 7  */
 8 public interface PlayMusic {
 9     void playMusic(String name);
10 }

 1 package com.ketang.phone;
 2 
 3 /**
 4  * 接口：播放视频
 5  * @author 
 6  *
 7  */
 8 public interface PlayVideo {
 9     void playVideo(String name);
10 }

1 package com.ketang.phone;
2 /**
3  * 接口：拍照
4  * @author 
5  *
6  */
7 public interface TakePhoto {
8     void takePhoto();
9 }

 1 package com.ketang.phone;
 2 
 3 /**
 4  *子类： 普通手机类，继承手机类，拥有播放音乐接口
 5  * @author 
 6  *
 7  */
 8 public class CommonPhone extends Phone implements  PlayMusic{
 9 
10     public CommonPhone() {
11         super();
12     }
13 
14     public CommonPhone(String brand, String type) {
15         super(brand, type);
16     }
17     
18     //播放音频
19     public void playMusic(String name) {
20         System.out.println("播放音频《"+name+"》");
21     }
22         
23     //发短信
24      public void sendMess() {
25         System.out.println("发短信");
26     }
27     
28     //通电话
29      public void call() {
30         System.out.println("打电话");
31     }
32 
33 
34 
35 }

 1 package com.ketang.phone;
 2 
 3 /**
 4  * 子类：智能手机类，继承手机类，拥有播放视频、上网、拍照的接口
 5  * @author 
 6  *
 7  */
 8 public class ZhinengPhone extends Phone implements PlayVideo,NetWorking,TakePhoto {
 9     
10     public ZhinengPhone() {
11         super();
12     }
13 
14     public ZhinengPhone(String brand, String type) {
15         super(brand, type);
16     }
17 
18     //发短信
19     public void sendMess() {
20         System.out.println("发送图片+文字+视频信息");
21     }
22     
23     //通话
24     public void call() {
25         System.out.println("视频通话");
26     }
27     
28     //拍照
29     public void takePhoto() {
30         System.out.println("拍照");
31     }
32     
33     //播放视频
34     public void playVideo(String name) {
35         System.out.println("播放视频《"+name+"》");
36     }
37     
38     //上网
39     public void netWorking() {
40         System.out.println("打开网络，开始上网");
41     }
42 }

 1 package com.ketang.phone;
 2 
 3 public class Test {
 4     public static void main(String[] args) {
 5         CommonPhone cp=new CommonPhone("索尼爱立信","G501");
 6         cp.showInfo();
 7         cp.call();
 8         cp.sendMess();
 9         cp.playMusic("南山南");
10         System.out.println("********************************");
11         
12         ZhinengPhone zp=new ZhinengPhone("iPhone"," XMax");
13         zp.showInfo();
14         zp.call();
15         zp.sendMess();
16         zp.netWorking();
17         zp.playVideo("琅琊榜");
18         zp.takePhoto();
19         
20         
21     }
22 }

posted on 2018-12-04 21:54 从零开始-白阅读(261) 评论(0) 编辑收藏举报