<?php declare(strict_types=1); /** * SPDX-FileCopyrightText: 2018 Nextcloud GmbH and Nextcloud contributors * SPDX-License-Identifier: AGPL-3.0-or-later */ namespace OCP\User\Backend; /** * @since 14.0.0 */ interface ISetDisplayNameBackend { /** * @since 14.0.0 * * @param string $uid The username * @param string $displayName The new display name * @return bool * * @since 25.0.0 Throw InvalidArgumentException * @throws \InvalidArgumentException */ public function setDisplayName(string $uid, string $displayName): bool; }