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<?php
/**
* SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
* SPDX-License-Identifier: AGPL-3.0-only
*/
// use OCP namespace for all classes that are considered public.
// This means that they should be used by apps instead of the internal Nextcloud classes
namespace OCP;
/**
* This interface defines method for accessing the file based user cache.
* @since 6.0.0
*/
interface ICache {
/**
* @since 30.0.0
*/
public const DEFAULT_TTL = 24 * 60 * 60;
/**
* Get a value from the user cache
* @param string $key
* @return mixed
* @since 6.0.0
*/
public function get($key);
/**
* Set a value in the user cache
* @param string $key
* @param mixed $value
* @param int $ttl Time To Live in seconds. Defaults to 60*60*24
* @return bool
* @since 6.0.0
*/
public function set($key, $value, $ttl = 0);
/**
* Check if a value is set in the user cache
* @param string $key
* @return bool
* @since 6.0.0
* @deprecated 9.1.0 Directly read from GET to prevent race conditions
*/
public function hasKey($key);
/**
* Remove an item from the user cache
* @param string $key
* @return bool
* @since 6.0.0
*/
public function remove($key);
/**
* Clear the user cache of all entries starting with a prefix
* @param string $prefix (optional)
* @return bool
* @since 6.0.0
*/
public function clear($prefix = '');
/**
* Check if the cache implementation is available
* @since 24.0.0
*/
public static function isAvailable(): bool;
}
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