* @since 30.1
     */
    public boolean isTopLevel() {
      return className.indexOf('$') == -1;
    }

    /**
     * Loads (but doesn't link or initialize) the class.
     *
     * @throws LinkageError when there were errors in loading classes that this class depends on.
     *     For example, {@link NoClassDefFoundError}.
     */
    public Class<?> load() {
      try {
        return loader.loadClass(className);