--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Http/UserAgent/Storage.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,65 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Http
+ * @subpackage UserAgent
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+
+/**
+ * @category   Zend
+ * @package    Zend_Http
+ * @subpackage UserAgent
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+interface Zend_Http_UserAgent_Storage
+{
+    /**
+     * Returns true if and only if storage is empty
+     *
+     * @throws Zend_Http_UserAgent_Storage_Exception If it is impossible to determine whether storage is empty
+     * @return boolean
+     */
+    public function isEmpty();
+
+    /**
+     * Returns the contents of storage associated to the key parameter
+     *
+     * Behavior is undefined when storage is empty.
+     *
+     * @throws Zend_Http_UserAgent_Storage_Exception If reading contents from storage is impossible
+     * @return mixed
+     */
+    public function read();
+
+    /**
+     * Writes $contents associated to the key parameter to storage
+     *
+     * @param  mixed $contents
+     * @throws Zend_Http_UserAgent_Storage_Exception If writing $contents to storage is impossible
+     * @return void
+     */
+    public function write($contents);
+
+    /**
+     * Clears contents from storage
+     *
+     * @throws Zend_Http_UserAgent_Storage_Exception If clearing contents from storage is impossible
+     * @return void
+     */
+    public function clear();
+}