public function getTemporary()
	{
		// disable query logging
		$connection_name = Config::get('laravel-import-export::baseconf.connection_name');
		DB::connection($connection_name)->disableQueryLog();
		$temporary = TemporaryModel::whereRaw("1")->orderBy("id","DESC")->first();
		if($temporary)
		{
				$this->csv_file =  $temporary->file_object;
				return $this->csv_file;
		}
		return false;
	}