public function getContents() { $parser = new ZendL_Tool_Project_Structure_Parser_Xml(); $isTraverseEnabled = ZendL_Tool_Project_Structure_Graph::isTraverseEnabled(); ZendL_Tool_Project_Structure_Graph::setTraverseEnabled(true); $xml = $parser->serialize($this->_graph); ZendL_Tool_Project_Structure_Graph::setTraverseEnabled($isTraverseEnabled); return $xml; }