@Override
  protected int writeSerializerId(@NotNull ObjectStubSerializer<Stub, Stub> serializer,
                                  @NotNull IntEnumerator enumerator) throws IOException {
    return enumerator.enumerate(myEnumerator.getClassId(serializer));
  }
@Override
  protected int writeSerializerId(@NotNull ObjectStubSerializer<Stub, Stub> serializer,
                                  @NotNull IntEnumerator enumerator)