Android Utililty Methods Long to Date Convert

long totalSeconds = timeMs / 1000;
long seconds = totalSeconds % 60;
long minutes = (totalSeconds / 60) % 60;
long hours = totalSeconds / 3600;
return String.format("%02d:%02d:%02d", hours, minutes, seconds);

StringBuffer buffer = new StringBuffer();
int minutes = (int) ((millis % (1000 * 60 * 60)) / (1000 * 60));
int seconds = (int) (((millis % (1000 * 60 * 60)) % (1000 * 60)) / 1000);
buffer.append(String.format("%02d", minutes)).append(":")
        .append(String.format("%02d", seconds));
return buffer.toString();

Date date = new Date(time);
if (isBlank(pattern)) {
    pattern = "yyyy-MM-dd HH:mm";
SimpleDateFormat dateFormat = new SimpleDateFormat(pattern,
        Locale.getDefault());
return dateFormat.format(date);

Date result = new Date();
result.setTime(va);
return result;

SimpleDateFormat format = new SimpleDateFormat("HH:mm dd/MM/yy");
StringBuilder dateString = new StringBuilder(
        format.format(dateTime));
return dateString.toString();

return android.text.format.DateUtils.getRelativeTimeSpanString(
        inTime, 0, 0)
        + " at "
        + getTimeLabel(inTime + System.currentTimeMillis());

Calendar current = Calendar.getInstance();
current.setTimeInMillis(current.getTimeInMillis() + delta);
return formatDate(current.getTime(), dateFormat);

TimeContainer result = null;
long currentTime = System.currentTimeMillis();
long delta = currentTime - aTime;
if (delta > 0) {
    result = new TimeContainer();
    if (delta / (1000 * 60 * 60 * 24 * 30 * 12) > 0) {
        result.count = (int) (delta / (1000 * 60 * 60 * 24 * 30 * 12));
        result.time = Time.YEAR;
...

return isDateDayEqual(lTime, getTimeNextDay(lTime));

long differenceInSeconds = endTime - startTime;
if (differenceInSeconds < 60) {
    return differenceInSeconds + "sec";
} else {
    long minutes = differenceInSeconds / 60;
    if (minutes < 60) {
        return minutes + "min";
    } else {
...