Index: branches/5.1.x/core/kernel/utility/cache.php
===================================================================
diff -u -N -r13171 -r13180
--- branches/5.1.x/core/kernel/utility/cache.php	(.../cache.php)	(revision 13171)
+++ branches/5.1.x/core/kernel/utility/cache.php	(.../cache.php)	(revision 13180)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: cache.php 13171 2010-03-02 19:11:49Z alex $
+* @version	$Id: cache.php 13180 2010-03-03 19:23:27Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -517,4 +517,66 @@
 		{
 			return $this->_enabled;
 		}
+	}
+
+	class XCacheCacheHandler {
+
+		var $_enabled = false;
+
+		var $cachingType = CACHING_TYPE_MEMORY;
+
+		function XCacheCacheHandler()
+		{
+			$this->_enabled = function_exists('xcache_get');
+
+		 	// verify, that xcache is working
+		 	if ($this->_enabled && !$this->set('test', 1)) {
+				$this->_enabled = false;
+			}
+		}
+
+		/**
+		 * Retrieves value from cache
+		 *
+		 * @param string $name
+		 * @return mixed
+		 */
+		function get($name)
+		{
+			return xcache_isset($name) ? xcache_get($name) : false;
+		}
+
+		/**
+		 * Stores value in cache
+		 *
+		 * @param string $name
+		 * @param mixed $value
+		 * @param int $expiration
+		 * @return bool
+		 */
+		function set($name, $value, $expiration = 0)
+		{
+			return xcache_set($name, $value, $expiration);
+		}
+
+		/**
+		 * Deletes key from cache
+		 *
+		 * @param string $name
+		 * @return bool
+		 */
+		function delete($name)
+		{
+			return xcache_unset($name);
+		}
+
+		/**
+		 * Determines, that cache storage is working fine
+		 *
+		 * @return bool
+		 */
+		function isWorking()
+		{
+			return $this->_enabled;
+		}
 	}
\ No newline at end of file