打印日期相隔的天数

package com.ce;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;

public class s {
	public static void main(String[] args) throws ParseException {

		String date1 = "01-01";

		String date2 = "02-01";

		SimpleDateFormat sdf = new SimpleDateFormat("MM-dd");

		Date d1 = sdf.parse(date1);

		Date d2 = sdf.parse(date2);

		long daysBetween = (d2.getTime() - d1.getTime() + 1000000) / (60 * 60 * 24 * 1000);

		System.out.println("01-01 与 02-01 相隔 " + daysBetween + " 天");

	}
}