GroupSourceLoggedInOnlyInterface.php

<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */

namespace Magento\Customer\Model\Customer\Attribute\Source;

use \Magento\Framework\Data\OptionSourceInterface;

/**
 * Interface \Magento\Customer\Model\Customer\Attribute\Source\GroupSourceLoggedInOnlyInterface
 *
 */
interface GroupSourceLoggedInOnlyInterface extends OptionSourceInterface
{

}