docs: @Override
  	public CommerceCurrency fetchByG_P_Last(long groupId, boolean primary,
  		OrderByComparator<CommerceCurrency> orderByComparator) {
  		int count = countByG_P(groupId, primary);
  
  		if (count == 0) {
  			return null;
  		}
  
  		List<CommerceCurrency> list = findByG_P(groupId, primary, count - 1,
  				count, orderByComparator);
  
  		if (!list.isEmpty()) {
  			return list.get(0);
  		}
  
  		return null;
  	}