private function dispatchPostUploadEvent($sourcefile, $targetfile)
    {
        if (null !== $this->_application &&
                null !== $this->_application->getEventDispatcher()) {
            $event = new \BackBee\Event\PostUploadEvent($sourcefile, $targetfile);
            $this->_application->getEventDispatcher()->dispatch('file.postupload', $event);
        }
    }