【0722作业】使用throw抛出年龄异常

 1 package com.Ex01;
 2 /**
 3  * 使用throw抛出年龄异常
 4  * 
 5  * @author L
 6  *
 7  */
 8 public class Age {
 9     private int age;//年龄
10 
11     public int getAge() {
12         return age;
13     }
14     //setAge对年龄进行判断，如果年龄介于1到100直接赋值，否则抛出异常
15     public void setAge(int age) throws Exception {
16         if(age>0&&age<=100) {
17             this.age = age;
18         }else {
19             //抛出异常
20             throw new Exception("年龄必须在1到100之间！");
21         }
22     }
23     
24 }

 1 package com.Ex01;
 2 
 3 import java.util.Scanner;
 4 
 5 public class Test {
 6     static Scanner sc=new Scanner(System.in);
 7     public static void main(String[] args) {
 8         Age age=new Age();
 9         System.out.print("请输入年龄：");
10         try {
11             age.setAge(sc.nextInt());
12         }catch(Exception e) {
13             e.printStackTrace();
14         }
15     }
16 }