phpbb/tests/cache/cache_memory.php

<?php
/**
*
* @package testing
* @copyright (c) 2014 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
*/

require_once dirname(__FILE__) . '/../../phpBB/includes/acm/acm_memory.php';

class phpbb_cache_memory extends acm_memory
{
	protected $data = array();

	/**
	* Set cache path
	*/
	function phpbb_cache_memory()
	{
	}

	/**
	* Fetch an item from the cache
	*
	* @access protected
	* @param string $var Cache key
	* @return mixed Cached data
	*/
	function _read($var)
	{
		return $this->data[$var];
	}

	/**
	* Store data in the cache
	*
	* @access protected
	* @param string $var Cache key
	* @param mixed $data Data to store
	* @param int $ttl Time-to-live of cached data
	* @return bool True if the operation succeeded
	*/
	function _write($var, $data, $ttl = 2592000)
	{
		$this->data[$var] = $data;
		return true;
	}

	/**
	* Remove an item from the cache
	*
	* @access protected
	* @param string $var Cache key
	* @return bool True if the operation succeeded
	*/
	function _delete($var)
	{
		unset($this->data[$var]);
		return true;
	}
}