@NotNull ObjectStubSerializer<?, Stub> getClassById(@NotNull MissingSerializerReporter reporter, int id) throws SerializerNotFoundException {
    ObjectStubSerializer<?, ? extends Stub> serializer = myIdToSerializer.get(id);
    if (serializer == null) {
      serializer = instantiateSerializer(id, reporter);
      myIdToSerializer.put(id, serializer);
    }
    //noinspection unchecked
    return (ObjectStubSerializer<?, Stub>)serializer;
  }
@NotNull ObjectStubSerializer<?, Stub> getClassById(@NotNull MissingSerializerReporter reporter, int id)