public boolean saveAs(String folderName, String fileName, boolean isWebFolder) {
    folderName = (isWebFolder ? helper.getRealPath(folderName) : folderName);

    File dir = new File(folderName);
    if (!dir.exists()) {
      if (!dir.mkdirs()) return false;
    }

    File filePath = new File(folderName + File.separator + fileName);

    try {
      fileItem.write(filePath);
    } catch (Exception e) {
      System.out.println("[AttachedFile.saveAs]" + e.getMessage());
      return false;
    }

    return true;
  }
 public String getFileName() {
   String clientPath = new String(FileUploadHelper.toEucKr(fileItem.getName()));
   return clientPath.substring(clientPath.lastIndexOf(File.separator) + 1);
 }