code: @Override
  	public CommerceOrderItem fetchByC_I_Last(long commerceOrderId,
  		long CPInstanceId,
  		OrderByComparator<CommerceOrderItem> orderByComparator) {
  		int count = countByC_I(commerceOrderId, CPInstanceId);
  
  		if (count == 0) {
  			return null;
  		}
  
  		List<CommerceOrderItem> list = findByC_I(commerceOrderId, CPInstanceId,
  				count - 1, count, orderByComparator);
  
  		if (!list.isEmpty()) {
  			return list.get(0);
  		}
  
  		return null;
  	}
docs: Returns the last commerce order item in the ordered set where commerceOrderId = &#63; and CPInstanceId = &#63;.
  
  @param commerceOrderId the commerce order ID
  @param CPInstanceId the cp instance ID
  @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
  @return the last matching commerce order item, or <code>null</code> if a matching commerce order item could not be found