--- /dev/null
+<?php defined('SYSPATH') OR die('No direct access allowed.');
+/**
+ * APC-based Cache driver.
+ *
+ * $Id: Apc.php 4046 2009-03-05 19:23:29Z Shadowhand $
+ *
+ * @package Cache
+ * @author Kohana Team
+ * @copyright (c) 2007-2008 Kohana Team
+ * @license http://kohanaphp.com/license.html
+ */
+class Cache_Apc_Driver implements Cache_Driver {
+
+ public function __construct()
+ {
+ if ( ! extension_loaded('apc'))
+ throw new Kohana_Exception('cache.extension_not_loaded', 'apc');
+ }
+
+ public function get($id)
+ {
+ return (($return = apc_fetch($id)) === FALSE) ? NULL : $return;
+ }
+
+ public function set($id, $data, array $tags = NULL, $lifetime)
+ {
+ if ( ! empty($tags))
+ {
+ Kohana::log('error', 'Cache: tags are unsupported by the APC driver');
+ }
+
+ return apc_store($id, $data, $lifetime);
+ }
+
+ public function find($tag)
+ {
+ Kohana::log('error', 'Cache: tags are unsupported by the APC driver');
+
+ return array();
+ }
+
+ public function delete($id, $tag = FALSE)
+ {
+ if ($tag === TRUE)
+ {
+ Kohana::log('error', 'Cache: tags are unsupported by the APC driver');
+ return FALSE;
+ }
+ elseif ($id === TRUE)
+ {
+ return apc_clear_cache('user');
+ }
+ else
+ {
+ return apc_delete($id);
+ }
+ }
+
+ public function delete_expired()
+ {
+ return TRUE;
+ }
+
+} // End Cache APC Driver
\ No newline at end of file