code: public static com.liferay.commerce.product.model.CPDefinitionOptionValueRel fetchCPDefinitionOptionValueRelByUuidAndGroupId(
  		String uuid, long groupId) {
  		return getService()
  				   .fetchCPDefinitionOptionValueRelByUuidAndGroupId(uuid,
  			groupId);
  	}
docs: Returns the cp definition option value rel matching the UUID and group.
  
  @param uuid the cp definition option value rel's UUID
  @param groupId the primary key of the group
  @return the matching cp definition option value rel, or <code>null</code> if a matching cp definition option value rel could not be found