public String publicExcel( HSSFCell cell){

String value = "";

if(cell==null){

System.out.println("kong");

return value;

}

switch (cell.getCellType()) {

case HSSFCell.CELL_TYPE_NUMERIC:

if(HSSFDateUtil.isCellDateFormatted(cell)){

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

value= sdf.format(HSSFDateUtil.getJavaDate(cell.getNumericCellValue())).toString();

//System.out.println("plplpl");

} else{

value = "" + cell.getNumericCellValue();

//System.out.println("ssss");

}

break;

case HSSFCell.CELL_TYPE_STRING:

value = cell.getStringCellValue();

break;

case HSSFCell.CELL_TYPE_BLANK:

value="";

break;

default:

break;

}

return value;

}