TimeDifferenceToString.java

	public static class DateDiff {
		public long seconds;
		public long minutes;
		public long hours;
		public long days;

		public DateDiff(long seconds, long minutes, long hours, long days) {
			this.seconds = seconds;
			this.days = days;
			this.minutes = minutes;
			this.hours = hours;
		}
	}

@SuppressWarnings("deprecation")
	public static long pastDaysAgo(Date date) {
		Date nowDate = new Date(System.currentTimeMillis());
		date.setHours(0);
		date.setMinutes(0);
		date.setSeconds(0);
		nowDate.setHours(0);
		nowDate.setMinutes(0);
		nowDate.setSeconds(0);
		return Math.round((nowDate.getTime() - date.getTime()) / 86400000D);
	}

	public static DateDiff DiffBetweenDates(Date date1, Date date2) {
		long diff = date2.getTime() - date1.getTime();
		long seconds = diff / 1000;
		long minutes = seconds / 60;
		long hours = minutes / 60;
		long days = hours / 24;
		return new DateDiff(seconds, minutes, hours, days);
	}

	// Make seconds to date format MM:SS
	public static String MakeTime(int time) {
		int min = time / 60;
		int sec = time - (min * 60);
		return (min < 10 ? "0" + min : min) + ":" + (sec < 10 ? "0" + sec : sec);
	}