Java tutorial
//package com.java2s; import java.util.Date; public class Main { /** * @param date1 -past date * @param date2 -future date than date1 * @return total days between Dates */ private static int getDaysBetweenDates(Date date1, Date date2) { return (int) ((date2.getTime() - date1.getTime()) / (1000 * 60 * 60 * 24L)); } }