code: @Override
  	public CommerceShippingFixedOptionRel fetchByCommerceShippingFixedOptionId_First(
  		long commerceShippingFixedOptionId,
  		OrderByComparator<CommerceShippingFixedOptionRel> orderByComparator) {
  		List<CommerceShippingFixedOptionRel> list = findByCommerceShippingFixedOptionId(commerceShippingFixedOptionId,
  				0, 1, orderByComparator);
  
  		if (!list.isEmpty()) {
  			return list.get(0);
  		}
  
  		return null;
  	}
docs: Returns the first commerce shipping fixed option rel in the ordered set where commerceShippingFixedOptionId = &#63;.
  
  @param commerceShippingFixedOptionId the commerce shipping fixed option ID
  @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
  @return the first matching commerce shipping fixed option rel, or <code>null</code> if a matching commerce shipping fixed option rel could not be found