cell.setCellValue(cellValue);
cell.setCellValue(cellValue.toString());
    protected static HSSFCell addColumn(final HSSFCellStyle cellStyle, final HSSFRow row, final String cellValue) {        final HSSFCell cell = row.createCell((short) (row.getLastCellNum() + 1));        cell.setCellStyle(cellStyle);        cell.setCellValue(cellValue);        return cell;    }