static O defaultDefaultClassFinder() {
  ret new F1<S, Class>() {
    public Class get(S name) {
      Class c = findClass_fullName(name);
      if (c != null) ret c;
      if (startsWith(name, "loadableUtils.utils$"))
        ret findClass_fullName("main" + substring(name, 19));
      null;
    }
  };
}