try {
                    client.admin()
                            .indices()
                            .prepareCreate(settingsIndexName)
                            .setSettings(loadIndexSettings(), XContentType.JSON)
                            .execute()
                            .actionGet(getIndicesTimeout());
                } catch (final IOException e) {

    }

    /**
     * Sets the configuration settings for the search engine.
     *
     * @param settings map of configuration key-value pairs
     */
    public void setSettings(final Map<String, String> settings) {
        this.settings = settings;
    }

    /**
     * Gets the current cluster health status.
     *
     * @return the cluster health status name
     */