Current File : /www/varak.net/nextcloud.varak.net/lib/public/Lock/ILockingProvider.php
<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
* SPDX-License-Identifier: AGPL-3.0-only
*/
namespace OCP\Lock;
/**
* This interface allows locking and unlocking filesystem paths
*
* This interface should be used directly and not implemented by an application.
* The implementation is provided by the server.
*
* @since 8.1.0
*/
interface ILockingProvider {
/**
* @since 8.1.0
*/
public const LOCK_SHARED = 1;
/**
* @since 8.1.0
*/
public const LOCK_EXCLUSIVE = 2;
/**
* @psalm-param self::LOCK_SHARED|self::LOCK_EXCLUSIVE $type
* @since 8.1.0
*/
public function isLocked(string $path, int $type): bool;
/**
* @psalm-param self::LOCK_SHARED|self::LOCK_EXCLUSIVE $type
* @param ?string $readablePath A human-readable path to use in error messages, since 20.0.0
* @throws LockedException
* @since 8.1.0
*/
public function acquireLock(string $path, int $type, ?string $readablePath = null): void;
/**
* @psalm-param self::LOCK_SHARED|self::LOCK_EXCLUSIVE $type
* @since 8.1.0
*/
public function releaseLock(string $path, int $type): void;
/**
* Change the target type of an existing lock
*
* @psalm-param self::LOCK_SHARED|self::LOCK_EXCLUSIVE $targetType
* @throws LockedException
* @since 8.1.0
*/
public function changeLock(string $path, int $targetType): void;
/**
* Release all lock acquired by this instance
* @since 8.1.0
*/
public function releaseAll(): void;
}
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