public function run()
 {
     Countrycode::truncate();
     $CHUNK_SIZE = 1024;
     $streamProvider = new Stream\File(dirname(__FILE__) . "/countrycodes.xml", $CHUNK_SIZE);
     $config = array("uniqueNode" => "row");
     $parser = new Parser\UniqueNode($config);
     $streamer = new XmlStringStreamer($parser, $streamProvider);
     while ($node = $streamer->getNode()) {
         $simpleXmlNode = simplexml_load_string($node);
         Countrycode::create(['countrycode' => $simpleXmlNode->field[0], 'country' => $simpleXmlNode->field[1]]);
     }
     $this->command->info('Countrycode table seeded!');
 }