/**
  * Returns the log file for bulk upload job
  * @param BatchJob $batchJob bulk upload batchjob
  */
 public static function writeBulkUploadLogFile($batchJob)
 {
     if ($batchJob->getJobSubType() != self::getBulkUploadTypeCoreValue(DropFolderXmlBulkUploadType::DROP_FOLDER_XML)) {
         return;
     }
     $xmlElement = BulkUploadXmlPlugin::getBulkUploadMrssXml($batchJob);
     if (is_null($xmlElement)) {
         echo "<?xml version=\"1.0\" encoding=\"UTF-8\"?><mrss><error>Log file is not ready: " . $batchJob->getMessage() . "</error></mrss>";
         kFile::closeDbConnections();
         exit;
     }
     echo $xmlElement->asXML();
     kFile::closeDbConnections();
     exit;
 }