public function export2Xls(&$reportData = array(), &$fieldsList = array(), &$fieldsType = array(), &$oneToManyOption = null, &$oneToManyFieldsList = null, &$oneToManyFieldsType = null, &$showNoRelated = false)
 {
     App::import('Vendor', 'ReportManager.Excel');
     $xls = new Excel();
     $xls->buildXls($reportData, $fieldsList, $fieldsType, $oneToManyOption, $oneToManyFieldsList, $oneToManyFieldsType, $showNoRelated);
 }