static String getSystemIndependentPath(TextFieldWithBrowseButton withBrowseButton) {
    final String text = withBrowseButton.getText();
    if (StringUtil.isEmptyOrSpaces(text)) return null;
    return FileUtil.toSystemIndependentName(text.trim());
  }
static String getSystemIndependentPath(TextFieldWithBrowseButton withBrowseButton)