code: @Override
  	public CommercePriceEntry fetchByCPInstanceUuid_First(
  		String CPInstanceUuid,
  		OrderByComparator<CommercePriceEntry> orderByComparator) {
  		List<CommercePriceEntry> list = findByCPInstanceUuid(CPInstanceUuid, 0,
  				1, orderByComparator);
  
  		if (!list.isEmpty()) {
  			return list.get(0);
  		}
  
  		return null;
  	}
docs: Returns the first commerce price entry in the ordered set where CPInstanceUuid = &#63;.
  
  @param CPInstanceUuid the cp instance uuid
  @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
  @return the first matching commerce price entry, or <code>null</code> if a matching commerce price entry could not be found