java scanner date 输入的字符串转换成时间格式

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Scanner;
public class Test {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.println("请输入日期(ep:2013-04-17)：");
        String time = scanner.nextLine();
        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
        try {
            Date date = format.parse(time);
            System.out.println(date.getTime());
        } catch (ParseException e) {
            System.out.println("不合法的输入");
            e.printStackTrace();
        }
    }
}