diff -r 5b37998e522e -r 162c1de6545a web/lib/Zend/CodeGenerator/Php/Parameter/DefaultValue.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/CodeGenerator/Php/Parameter/DefaultValue.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,60 @@
+<?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_CodeGenerator
+ * @subpackage Php
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ * @version    $Id: DefaultValue.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * A value-holder object for non-expressable parameter default values, such as null, booleans and empty array()
+ *
+ * @category   Zend
+ * @package    Zend_CodeGenerator
+ * @subpackage Php
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_CodeGenerator_Php_Parameter_DefaultValue
+{
+    /**
+     * @var string
+     */
+    protected $_defaultValue = null;
+
+    /**
+     *
+     * @param string $defaultValue
+     * @throws Zend_CodeGenerator_Php_Exception
+     */
+    public function __construct($defaultValue)
+    {
+        if(!is_string($defaultValue)) {
+            require_once "Zend/CodeGenerator/Php/Exception.php";
+            throw new Zend_CodeGenerator_Php_Exception(
+                "Can only set a string as default value representation, ".
+                "but ".gettype($defaultValue)." was given."
+            );
+        }
+        $this->_defaultValue = $defaultValue;
+    }
+
+    public function __toString()
+    {
+        return $this->_defaultValue;
+    }
+}
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