}

    public void setIndex(final String index) {
        this.index = index;
    }

    public int getScrollTimeout() {
        return scrollTimeout;
    }

    public void setScrollTimeout(final int scrollTimeout) {
        this.scrollTimeout = scrollTimeout;
    }

    public int getScrollSize() {
        return scrollSize;
    }

    public void setScrollSize(final int scrollSize) {

    @Override
    public void iterate(final String sessionId, final AccessResultCallback<OpenSearchAccessResult> callback) {
        SearchResponse response = getClient().get(c -> c.prepareSearch(index).setScroll(new TimeValue(scrollTimeout))
                .setQuery(QueryBuilders.boolQuery().filter(QueryBuilders.termQuery(SESSION_ID, sessionId))).setSize(scrollSize).execute());
        String scrollId = response.getScrollId();
        try {

    }

    @Override
    public void updateSessionId(final String oldSessionId, final String newSessionId) {
        SearchResponse response = getClient().get(c -> c.prepareSearch(index).setScroll(new TimeValue(scrollTimeout))
                .setQuery(QueryBuilders.boolQuery().filter(QueryBuilders.termQuery(SESSION_ID, oldSessionId))).setSize(scrollSize)
                .execute());
        String scrollId = response.getScrollId();