java指定时间失效Calendar

获取第二天的1:30的毫秒数
public static Long getEveryDayTime() {
Calendar calendar = Calendar.getInstance();
calendar .set(Calendar.HOUR_OF_DAY,1);
calendar .set(Calendar.MINUTE, 30);
calendar .set(Calendar.SECOND, 0);
calendar.add(Calendar.DATE,1);
return calendar .getTimeInMillis();
}
long expireTime = (getEveryDayTIme() - System.currentTimeMillis())/1000