}

    public interface EntityCreator<T, R, H> {
        T build(R response, H hit);
    }

    public void setClusterName(final String clusterName) {
        this.clusterName = clusterName;
    }

    public EngineInfo getEngineInfo() {
        if (client instanceof final HttpClient httpClient) {
            return httpClient.getEngineInfo();
        }