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