public function getFileCreation()
 {
     if (!$this->isInCloudFoundry()) {
         return null;
     }
     $file = new File(sys_get_temp_dir() . DIRECTORY_SEPARATOR . 'db.ct');
     $file->createFolder();
     if (!$file->isFile()) {
         $file->setContent(0);
     }
     return $file;
 }