code: @Override
  	public CommerceTierPriceEntry fetchByC_LtM_First(
  		long commercePriceEntryId, int minQuantity,
  		OrderByComparator<CommerceTierPriceEntry> orderByComparator) {
  		List<CommerceTierPriceEntry> list = findByC_LtM(commercePriceEntryId,
  				minQuantity, 0, 1, orderByComparator);
  
  		if (!list.isEmpty()) {
  			return list.get(0);
  		}
  
  		return null;
  	}
docs: Returns the first commerce tier price entry in the ordered set where commercePriceEntryId = &#63; and minQuantity &le; &#63;.
  
  @param commercePriceEntryId the commerce price entry ID
  @param minQuantity the min quantity
  @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
  @return the first matching commerce tier price entry, or <code>null</code> if a matching commerce tier price entry could not be found