code: String urlDecode(String name, String encoding) throws UnsupportedEncodingException {
          return URLDecoder.decode(name, encoding);
      }
docs: Convert a URL Encoded name back to the original form.
  @param name the name to URL urlDecode.
  @param encoding the string encoding to be used (i.e. UTF-8)
  @return the name in original form.
  @throws UnsupportedEncodingException if the encoding is not supported.