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<?php
/**
*
* @package acm
* @copyright (c) 2010 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
*/
/**
* @ignore
*/
if (!defined('IN_PHPBB'))
{
exit;
}
/**
* An interface that all cache drivers must implement
*
* @package acm
*/
interface phpbb_cache_driver_interface
{
/**
* Load global cache
*/
public function load();
/**
* Unload cache object
*/
public function unload();
/**
* Save modified objects
*/
public function save();
/**
* Tidy cache
*/
public function tidy();
/**
* Get saved cache object
*/
public function get($var_name);
/**
* Put data into cache
*/
public function put($var_name, $var, $ttl = 0);
/**
* Purge cache data
*/
public function purge();
/**
* Destroy cache data
*/
public function destroy($var_name, $table = '');
/**
* Check if a given cache entry exist
*/
public function _exists($var_name);
/**
* Load cached sql query
*/
public function sql_load($query);
/**
* Save sql query
*/
public function sql_save($query, &$query_result, $ttl);
/**
* Ceck if a given sql query exist in cache
*/
public function sql_exists($query_id);
/**
* Fetch row from cache (database)
*/
public function sql_fetchrow($query_id);
/**
* Fetch a field from the current row of a cached database result (database)
*/
public function sql_fetchfield($query_id, $field);
/**
* Seek a specific row in an a cached database result (database)
*/
public function sql_rowseek($rownum, $query_id);
/**
* Free memory used for a cached database result (database)
*/
public function sql_freeresult($query_id);
}
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