writeBackResponseInline = RESPONSE_TYPE_INLINE.equalsIgnoreCase(responseType);
if( "application/vnd.ms-excel".equalsIgnoreCase( mimeType ) ) {
CrosstabXLSExporter exporter = new CrosstabXLSExporter();
Workbook wb = exporter.export(crosstabJSON);
exportFile = File.createTempFile("crosstab", ".xls");
FileOutputStream stream = new FileOutputStream(exportFile);
wb.write(stream);
stream.flush();