45 lines
1.5 KiB
PHP
45 lines
1.5 KiB
PHP
<?php
|
|
|
|
/**
|
|
* SPDX-FileCopyrightText: 2016-2024 F7cloud GmbH and F7cloud contributors
|
|
* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
|
|
* SPDX-License-Identifier: AGPL-3.0-only
|
|
*/
|
|
namespace OCP\Files\Storage;
|
|
|
|
use OCP\Lock\ILockingProvider;
|
|
|
|
/**
|
|
* Storage backends that require explicit locking
|
|
*
|
|
* Storage backends implementing this interface do not need to implement their own locking implementation but should use the provided lockingprovider instead
|
|
* The implementation of the locking methods only need to map internal storage paths to "lock keys"
|
|
*
|
|
* @since 9.0.0
|
|
*/
|
|
interface ILockingStorage {
|
|
/**
|
|
* @param string $path The path of the file to acquire the lock for
|
|
* @param int $type \OCP\Lock\ILockingProvider::LOCK_SHARED or \OCP\Lock\ILockingProvider::LOCK_EXCLUSIVE
|
|
* @throws \OCP\Lock\LockedException
|
|
* @since 9.0.0
|
|
*/
|
|
public function acquireLock(string $path, int $type, ILockingProvider $provider);
|
|
|
|
/**
|
|
* @param string $path The path of the file to acquire the lock for
|
|
* @param int $type \OCP\Lock\ILockingProvider::LOCK_SHARED or \OCP\Lock\ILockingProvider::LOCK_EXCLUSIVE
|
|
* @throws \OCP\Lock\LockedException
|
|
* @since 9.0.0
|
|
*/
|
|
public function releaseLock(string $path, int $type, ILockingProvider $provider);
|
|
|
|
/**
|
|
* @param string $path The path of the file to change the lock for
|
|
* @param int $type \OCP\Lock\ILockingProvider::LOCK_SHARED or \OCP\Lock\ILockingProvider::LOCK_EXCLUSIVE
|
|
* @throws \OCP\Lock\LockedException
|
|
* @since 9.0.0
|
|
*/
|
|
public function changeLock(string $path, int $type, ILockingProvider $provider);
|
|
}
|