Lesson_8 课堂练习 ---- 继承.通讯工具

最新推荐文章于 2021-09-16 20:55:17 发布

转载最新推荐文章于 2021-09-16 20:55:17 发布 · 128 阅读

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原文链接：http://www.cnblogs.com/CocoonFan/archive/2013/01/18/2867029.html

本文介绍了一个基于Java的通讯工具类设计，包括Mobile和FixTelephone两个子类，它们继承自Communication基类。基类提供了显示本机号码、打电话和挂断电话的基本功能，而子类则分别实现了手机短信发送和固定电话传真的特定功能。

练习描述:　　

　　Mobile 类和 FixTelephone 类继承于Communication类父类有显示本机号码,打电话,挂断的功能.子类模拟手机发短信,传真发

传真等功能

 1 /***********************************************************
 2 *                   Lesson_8 -- 课堂练习
 3 *
 4 *                       通讯工具
 5 *                       13-01-18
 6 *                     by CocoonFan
 7 ************************************************************
 8 ************************************************************
 9 *    Mobile 类和 FixTelephone 类继承于Communication类
10 * 父类有显示本机号码,打电话,挂断的功能.子类模拟手机发短信,传真发
11 * 传真等功能
12 ************************************************************/
13 
14 public class TestCommunication {
15     public static void main(String[] args) {
16         Mobile mobile = new Mobile("123456");
17         mobile.calling("8888");
18         mobile.offset();
19         mobile.showSelfNumber();
20         mobile.sendMessage("我正在发短信...");
21         
22         FixTelephone fixTelephone = new FixTelephone("111111");
23         
24         fixTelephone.setFax("我正在发传真...");
25         fixTelephone.setSelfNumber("6666");
26         fixTelephone.showSelfNumber();
27         fixTelephone.sendFax();
28     }
29 }
30 
31 class Communication{
32     private String selfNumber;
33     private String toNumber;
34     
35     public Communication(String selfNumber){
36         this.selfNumber = selfNumber;
37     }
38     public String getToNumber() {
39         return toNumber;
40     }
41 
42     public void setToNumber(String toNumber) {
43         this.toNumber = toNumber;
44     }
45 
46     public String getSelfNumber() {
47         return selfNumber;
48     }
49 
50     public void setSelfNumber(String selfNumber) {
51         this.selfNumber = selfNumber;
52     }
53     
54     public void calling(String number){
55         this.toNumber = number;
56         System.out.println("正在拨号:" + toNumber);
57     }
58     
59     public void offset() {
60         System.out.println("已挂断!");
61     }
62     
63     public void showSelfNumber(){
64         System.out.println("本机号码:" + selfNumber);
65     }
66 }
67 
68 class Mobile extends Communication{
69     
70     public Mobile(String selfNumber) {
71         super(selfNumber);
72     }
73     public void sendMessage(String message){
74         System.out.println(super.getSelfNumber() + "发送短信 给" 
75                 + super.getToNumber() + ": "+ message);
76     }
77 }
78 
79 class FixTelephone extends Communication{
80     private String fax;
81     
82     public FixTelephone(String selfNumber){
83         super(selfNumber);
84     }
85     public String getFax() {
86         return fax;
87     }
88 
89     public void setFax(String fax) {
90         this.fax = fax;
91     }
92     
93     public void sendFax(){
94         System.out.println("传真内容:" + fax);
95     }
96 }

转载于:https://www.cnblogs.com/CocoonFan/archive/2013/01/18/2867029.html