}

            if (docList.getContentSize() >= maxDocumentRequestSize || docList.size() >= maxDocumentCacheSize) {
                indexingHelper.sendDocuments(searchEngineClient, docList);
            }
            executeTime += processingTime;
        }

        documentSize.getAndIncrement();

        if (logger.isDebugEnabled()) {

                        hitCount = ((EsResultList<EsAccessResult>) arList).getTotalHits();
                    }
                    if (!docList.isEmpty()) {
                        indexingHelper.sendDocuments(searchEngineClient, docList);
                    }

                    synchronized (finishedSessionIdList) {
                        if (sessionIdListSize != 0 && sessionIdListSize == finishedSessionIdList.size()) {

                return Collections.emptyList();
            }
        };
        ComponentUtil.register(client, "searchEngineClient");
        final DocList docList = new DocList();
        indexingHelper.sendDocuments(client, docList);
        assertEquals(0, docList.size());
        assertEquals(0, sentDocList.size());
        assertNull(sentIndex.get());

        sentIndex.set(null);
        sentDocList.clear();

    protected int maxRetryCount = 5;

    protected int defaultRowSize = 100;

    protected long requestInterval = 500;

    public void sendDocuments(final SearchEngineClient searchEngineClient, final DocList docList) {
        if (docList.isEmpty()) {
            return;
        }
        final FessConfig fessConfig = ComponentUtil.getFessConfig();