static <A> A nuStubInnerObject(Class<A> c) {
  ret nuStubInnerObject(c, null);
}

static <A> A nuStubInnerObject(Class<A> c, O classFinder) ctex {
  Class outerType = getOuterClass(c, classFinder);
  Constructor m = c.getDeclaredConstructor(outerType);
  makeAccessible(m);
  return (A) m.newInstance(new O[] {null});
}