private function init()
 {
     if (sfContext::getInstance()->has('profiler')) {
         $timer = sfTimerManager::getTimer('afRead');
         // this time will be stopeed inside XmlParser constructor
     }
     $parser = new XmlParser();
     $this->type = $parser->getType();
     $this->layout = $parser->getLayout();
     if (method_exists($this->layout, 'beforeEnd')) {
         $this->layout->beforeEnd();
     }
     if (sfContext::getInstance()->has('profiler')) {
         $timer = sfTimerManager::getTimer('afRender');
         $timer->addTime();
         // this one closes afRender timer that was started inside XmlParser constructor
     }
 }