JOptionPane&&Exception的使用

import java.util.Scanner;
import javax.swing.JOptionPane;

class AgeException extends Exception{
	AgeException(){
		JOptionPane.showMessageDialog(null, "您输入了非法年龄","输入错误",JOptionPane.WARNING_MESSAGE);
	}
}

public class Student_Age {
	private int age = 1;
	public void setAge(int age) throws AgeException{
		if(age < 0 || age > 160){
			throw new AgeException();
		}
		else{
			this.age = age;
		}
	}
	public static void main(String[] args) {
		Scanner cin = new Scanner(System.in);
		int x = cin.nextInt();
		Student_Age student_Age = new Student_Age();
		try {
			student_Age.setAge(x);
		} catch (AgeException e) {
			
		}

	}

}

posted @ 2012-12-24 14:54  N3verL4nd  阅读(122)  评论(0编辑  收藏  举报