ExpressionRuntime runtime = new GenericExpressionRuntime(new DefaultTableModel(), 0, new DefaultProcessingContext(report));
RichTextStyleResolver.resolveStyle(report);
XSSFWorkbook hssfWorkbook = new XSSFWorkbook();
ExcelColorProducer colorProducer = new StaticExcelColorSupport();
ExcelFontFactory ff = new ExcelFontFactory(hssfWorkbook, colorProducer);
CreationHelper ch = hssfWorkbook.getCreationHelper();
FastExcelTextExtractor te = new FastExcelTextExtractor(colorProducer, ff, ch);
Element element = report.getReportHeader().getElement(0);