class Oadr20bFactory {

	public static Long addXMLDurationToTimestamp(Long timestamp, String duration) {
		if (UNLIMITED_DURATION_TAG.equals(duration)) {
			return null;
		}
		Duration newDuration = datatypeFactory.newDuration(duration);
		Date date = new Date();
		date.setTime(timestamp);
		newDuration.addTo(date);
		return date.getTime();
	}

	private  Oadr20bFactory();

}