public void bulk(final BulkRequest request, final ActionListener<BulkResponse> listener) {
        client.bulk(request, listener);
    }

    @Override
    public BulkRequestBuilder prepareBulk() {
        return client.prepareBulk();
    }

    @Override
    public ActionFuture<GetResponse> get(final GetRequest request) {
        return client.get(request);
    }

    @Override

            count++;
        }
        assertEquals(num, count);
    }

    private void addDocument(String indexName, Client client, int num) {
        BulkRequestBuilder bulkRequestBuilder = client.prepareBulk();
        for (int i = 0; i < num; i++) {
            final Map<String, Object> source = new HashMap<>();
            source.put("field1", "test" + i);
            source.put("field2", i);

    public SuggestWriterResult write(final Client client, final SuggestSettings settings, final String index, final SuggestItem[] items,
            final boolean update) {
        final BulkRequestBuilder bulkRequestBuilder = client.prepareBulk();

        final SuggestItem[] mergedItems = mergeItems(items);
        if (mergedItems.length == 0) {
            return new SuggestWriterResult();
        }

        for (final SuggestItem item : mergedItems) {

                final SearchHit[] hits = searchHits.getHits();
                if (hits.length == 0) {
                    break;
                }

                final BulkRequestBuilder bulkRequest = client.prepareBulk();
                for (final SearchHit hit : hits) {
                    bulkRequest.add(client.prepareDelete().setIndex(asEsIndex()).setId(hit.getId()));
                }
                count += hits.length;

                    break;
                }

                final BulkResponse bulkResponse = getClient().get(c -> {
                    final BulkRequestBuilder builder = c.prepareBulk();
                    for (final SearchHit searchHit : searchHits) {
                        final UpdateRequestBuilder updateRequest =

            return 0L;
        }
        final SearchEngineClient client = ComponentUtil.getSearchEngineClient();
        if (bulkRequestBuilder == null) {
            bulkRequestBuilder = client.prepareBulk();
        }
        final String index = fessConfig.getIndexDocumentUpdateIndex();
        for (final String id : ids) {
            bulkRequestBuilder.add(client.prepareUpdate()
                    .setIndex(index)

                final SearchHit[] hits = searchHits.getHits();
                if (hits.length == 0) {
                    break;
                }

                final BulkRequestBuilder bulkRequest = client.prepareBulk();
                for (final SearchHit hit : hits) {
                    bulkRequest.add(client.prepareDelete().setIndex(asEsIndex()).setId(hit.getId()));
                }
                count += hits.length;

                final SearchHit[] hits = searchHits.getHits();
                if (hits.length == 0) {
                    break;
                }

                final BulkRequestBuilder bulkRequest = client.prepareBulk();
                for (final SearchHit hit : hits) {
                    bulkRequest.add(client.prepareDelete().setIndex(asEsIndex()).setId(hit.getId()));
                }
                count += hits.length;

    }

    /**
     * Prepares a bulk request builder.
     *
     * @return the bulk request builder
     */
    @Override
    public BulkRequestBuilder prepareBulk() {
        return client.prepareBulk();
    }

    /**
     * Gets a document asynchronously.
     *
     * @param request the get request
     * @return a future for the get response
     */

        when(mockScrollResponse.getHits()).thenReturn(mockScrollHits);

        // Setup bulk delete
        when(mockClient.prepareBulk()).thenReturn(mockBulkBuilder);
        when(mockClient.prepareDelete()).thenReturn(mockDeleteBuilder);
        when(mockDeleteBuilder.setIndex("test-index")).thenReturn(mockDeleteBuilder);