public static String timestampToElapsedTime(long ms)
    {

        String time = "";
        String format = String.format("%%0%dd", 2); // change "1" to "01"(used by hours:minutes:seconds)

        long diff = ms;
        long secondInMillis = 1000;
        long minuteInMillis = secondInMillis * 60;
        long hourInMillis = minuteInMillis * 60;
        long dayInMillis = hourInMillis * 24;
        long weekInMillis = dayInMillis * 7;
        long monthInMillis = dayInMillis * 30;
        long yearInMillis = dayInMillis * 365;

        long elapsedYears = diff / yearInMillis;
        diff = diff % yearInMillis;

        long elapsedMonths = diff / monthInMillis;
        diff = diff % monthInMillis;

        long elapsedWeeks = diff / weekInMillis;
        diff = diff % weekInMillis;

        long elapsedDays = diff / dayInMillis;
        diff = diff % dayInMillis;

        long elapsedHours = diff / hourInMillis;
        String hours = String.format(format, elapsedHours);
        diff = diff % hourInMillis;

        long elapsedMinutes = diff / minuteInMillis;
        String minutes = String.format(format, elapsedMinutes);
        diff = diff % minuteInMillis;

        long elapsedSeconds = diff / secondInMillis;
        String seconds = String.format(format, elapsedSeconds);

        if (elapsedYears >= 1)
            time = elapsedYears + " year, ";
        if (elapsedMonths >= 1)
            time = time + elapsedMonths + " months, ";
        if (elapsedWeeks >= 1)
            time = time + elapsedWeeks + " weeks, ";
        if (elapsedDays >= 1)
            time = time + elapsedDays + " days, ";
        //and now time
        time = time + hours + ":" + minutes + ":" + seconds;

        return time;
    }