diff -r 000000000000 -r 4eba9c11703f web/Zend/Amf/Parse/Serializer.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/Amf/Parse/Serializer.php	Mon Dec 13 18:29:26 2010 +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_Amf
+ * @subpackage Parse
+ * @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: Serializer.php 21968 2010-04-22 03:53:34Z matthew $
+ */
+
+/**
+ * Base abstract class for all AMF serializers.
+ *
+ * @package    Zend_Amf
+ * @subpackage Parse
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+abstract class Zend_Amf_Parse_Serializer
+{
+    /**
+     * Reference to the current output stream being constructed
+     *
+     * @var string
+     */
+    protected $_stream;
+
+    /**
+     * Constructor
+     *
+     * @param  Zend_Amf_Parse_OutputStream $stream
+     * @return void
+     */
+    public function __construct(Zend_Amf_Parse_OutputStream $stream)
+    {
+        $this->_stream = $stream;
+    }
+
+    /**
+     * Find the PHP object type and convert it into an AMF object type
+     *
+     * @param  mixed $content
+     * @param  int $markerType
+     * @param  mixed $contentByVal
+     * @return void
+     */
+    public abstract function writeTypeMarker(&$content, $markerType = null, $contentByVal = false);
+}