class ModuleShardBackendResolver extends AbstractShardBackendResolver {

    @Override
    public void close() {
        shardAvailabilityChangesRegFuture.onComplete(new OnComplete<Registration>() {
            @Override
            public void onComplete(Throwable failure, Registration reply) {
                reply.close();
            }
        }, ExecutionContexts.global());
    }

      ModuleShardBackendResolver(final ClientIdentifier clientId, final ActorUtils actorUtils);

}