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<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\cache\driver;
/**
* ACM Null Caching
*/
class null extends \phpbb\cache\driver\base
{
/**
* Set cache path
*/
function __construct()
{
}
/**
* {@inheritDoc}
*/
function load()
{
return true;
}
/**
* {@inheritDoc}
*/
function unload()
{
}
/**
* {@inheritDoc}
*/
function save()
{
}
/**
* {@inheritDoc}
*/
function tidy()
{
// This cache always has a tidy room.
set_config('cache_last_gc', time(), true);
}
/**
* {@inheritDoc}
*/
function get($var_name)
{
return false;
}
/**
* {@inheritDoc}
*/
function put($var_name, $var, $ttl = 0)
{
}
/**
* {@inheritDoc}
*/
function purge()
{
}
/**
* {@inheritDoc}
*/
function destroy($var_name, $table = '')
{
}
/**
* {@inheritDoc}
*/
function _exists($var_name)
{
return false;
}
/**
* {@inheritDoc}
*/
function sql_load($query)
{
return false;
}
/**
* {@inheritDoc}
*/
function sql_save(\phpbb\db\driver\driver_interface $db, $query, $query_result, $ttl)
{
return $query_result;
}
/**
* {@inheritDoc}
*/
function sql_exists($query_id)
{
return false;
}
/**
* {@inheritDoc}
*/
function sql_fetchrow($query_id)
{
return false;
}
/**
* {@inheritDoc}
*/
function sql_fetchfield($query_id, $field)
{
return false;
}
/**
* {@inheritDoc}
*/
function sql_rowseek($rownum, $query_id)
{
return false;
}
/**
* {@inheritDoc}
*/
function sql_freeresult($query_id)
{
return false;
}
}
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