public void setRunner(final OpenSearchRunner runner) {
        this.runner = runner;
    }

    public boolean isEmbedded() {
        return runner != null;
    }

    public void usePipeline() {
        usePipeline = true;
    }

    protected InetAddress getInetAddressByName(final String host) {
        try {
            return InetAddress.getByName(host);
        } catch (final UnknownHostException e) {