/** A string to be parsed as a number and the radix to interpret it in. */
@GwtCompatible
final class ParseRequest {
  final String rawValue;
  final int radix;

  private ParseRequest(String rawValue, int radix) {
    this.rawValue = rawValue;
    this.radix = radix;
  }

  static ParseRequest fromString(String stringValue) {
    if (stringValue.length() == 0) {
      throw new NumberFormatException("empty string");

                    return;
                }
                try {
                    List<FileItem> multiparts = new ServletFileUpload(new DiskFileItemFactory()).parseRequest(request);
                    for (FileItem item : multiparts) {
                        if (!item.isFormField()) {
                            // item is not form field.
                        } else {