code: public static CPDefinitionSpecificationOptionValue findByC_CSO_First(
  		long CPDefinitionId, long CPSpecificationOptionId,
  		OrderByComparator<CPDefinitionSpecificationOptionValue> orderByComparator)
  		throws com.liferay.commerce.product.exception.NoSuchCPDefinitionSpecificationOptionValueException {
  		return getPersistence()
  				   .findByC_CSO_First(CPDefinitionId, CPSpecificationOptionId,
  			orderByComparator);
  	}
docs: Returns the first cp definition specification option value in the ordered set where CPDefinitionId = &#63; and CPSpecificationOptionId = &#63;.
  
  @param CPDefinitionId the cp definition ID
  @param CPSpecificationOptionId the cp specification option ID
  @param orderByComparator the comparator to order the set by (optionally <code>null</code>)
  @return the first matching cp definition specification option value
  @throws NoSuchCPDefinitionSpecificationOptionValueException if a matching cp definition specification option value could not be found