判断*.xls文件单元格数据类型方法封装

public Object getCellValue(HSSFCell cell) {Object value = "";if (cell != null) {switch (cell.getCellType()) {case HSSFCell.CELL_TYPE_FORMULA:break;case HSSFCell.CELL_TYPE_NUMERIC:cell.setCellType(HSSFCell.CELL_TYPE_NUMERIC);DecimalFormat format = new DecimalFormat("#");value =format.format(cell.getNumericCellValue());break;case HSSFCell.CELL_TYPE_STRING:value = cell.getStringCellValue().trim();break;default:value = null;break;}}return value;}