code: @Override
  	public CPOptionCategory fetchCPOptionCategoryByUuidAndGroupId(String uuid,
  		long groupId) {
  		return cpOptionCategoryPersistence.fetchByUUID_G(uuid, groupId);
  	}
docs: Returns the cp option category matching the UUID and group.
  
  @param uuid the cp option category's UUID
  @param groupId the primary key of the group
  @return the matching cp option category, or <code>null</code> if a matching cp option category could not be found