Java 获取 excel 计算公式日期后的数字结果转换

SimpleDateFormat sdf = new SimpleDateFromat("yyyy-MM-dd");

Workbook workbook = new  XSSFWorkbook(new FileInputStream("D:/test.xslx"));

Sheet sheet = workbook.getSheetAt(0);

Row row = sheet.getRow(0);

Cell cell = row.getCell(0);

System.out.println(sdf.format(cell.getDateCellValue()));

 cell = row.getCell(1);

double dateNumber = cell.getNumbericCellValue();

Date date = DateUtil.getJavaDate(dateNumber);

String formateDate = sdf.format(date);

System.out.println(formateDate);