diff -r 000000000000 -r 7f95f8617b0b vendor/metadata/src/Metadata/PropertyMetadata.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vendor/metadata/src/Metadata/PropertyMetadata.php	Sat Sep 24 15:40:41 2011 +0200
@@ -0,0 +1,69 @@
+<?php
+
+/*
+ * Copyright 2011 Johannes M. Schmitt <schmittjoh@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+namespace Metadata;
+
+/**
+ * Base class for property metadata.
+ *
+ * This class is intended to be extended to add your application specific
+ * properties, and flags.
+ *
+ * @author Johannes M. Schmitt <schmittjoh@gmail.com>
+ */
+class PropertyMetadata implements \Serializable
+{
+    public $class;
+    public $name;
+    public $reflection;
+
+    public function __construct($class, $name)
+    {
+        $this->class = $class;
+        $this->name = $name;
+
+        $this->reflection = new \ReflectionProperty($class, $name);
+        $this->reflection->setAccessible(true);
+    }
+
+    public function getValue($obj)
+    {
+        return $this->reflection->getValue($obj);
+    }
+
+    public function setValue($obj, $value)
+    {
+        $this->reflection->setValue($obj, $value);
+    }
+
+    public function serialize()
+    {
+        return serialize(array(
+            $this->class,
+            $this->name,
+        ));
+    }
+
+    public function unserialize($str)
+    {
+        list($this->class, $this->name) = unserialize($str);
+
+        $this->reflection = new \ReflectionProperty($this->class, $this->name);
+        $this->reflection->setAccessible(true);
+    }
+}
\ No newline at end of file