client.admin().cluster().prepareHealth(fessConfig.getIndexDocumentUpdateIndex()).setWaitForYellowStatus().execute()
                                .actionGet(fessConfig.getIndexIndicesTimeout());
                        final GetIndexResponse response =
                                client.admin().indices().prepareGetIndex().addIndices(fessConfig.getIndexDocumentUpdateIndex()).execute()

                                        upsertMap.put(fessConfig.getIndexFieldClickCount(), count);
                                        return new UpdateRequest(fessConfig.getIndexDocumentUpdateIndex(), id).script(script)
                                                .upsert(upsertMap);
                                    }
                                    return null;

     * The value is, e.g. fess.update <br>
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getIndexDocumentUpdateIndex();

    /**
     * Get the value for the key 'index.document.suggest.index'. <br>
     * The value is, e.g. fess <br>