final Map<String, FieldAnalyzerMapping> mappingMap = new HashMap<>();
        SearchResponse response = client.prepareSearch(analyzerSettingsIndexName)
                .setQuery(QueryBuilders.termQuery(FieldNames.ANALYZER_SETTINGS_TYPE, FIELD_ANALYZER_MAPPING))
                .setScroll(settings.getScrollTimeout()).execute().actionGet(settings.getSearchTimeout());

                final String docIdField = fessConfig.getIndexFieldDocId();
                searchEngineClient.getDocumentList(fessConfig.getIndexDocumentSearchIndex(), searchRequestBuilder -> {
                    searchRequestBuilder.setQuery(
                            QueryBuilders.termsQuery(docIdField, deleteFileMap.keySet().toArray(new String[deleteFileMap.size()])));

            final SuggestHelper suggestHelper = ComponentUtil.getSuggestHelper();
            final SuggestRequestBuilder builder = suggestHelper.suggester().suggest();
            builder.setQuery(parameter.getQuery());
            stream(parameter.getSuggestFields()).of(stream -> stream.forEach(builder::addField));
            roleQueryHelper.build(SearchRequestType.SUGGEST).stream().forEach(builder::addRole);

    public int deleteByQuery(final String index, final String type, final QueryBuilder queryBuilder) {
        SearchResponse response =
                get(c -> c.prepareSearch(index).setScroll(scrollForDelete).setSize(sizeForDelete).setQuery(queryBuilder).execute());
        String scrollId = response.getScrollId();
        int count = 0;
        try {
            while (scrollId != null) {

                                .filter(QueryBuilders.termQuery(EsAccessResult.STATUS, org.codelibs.fess.crawler.Constants.OK_STATUS));
                builder.setQuery(queryBuilder);
                builder.setFrom(0);
                final int maxDocumentCacheSize = fessConfig.getIndexerWebfsMaxDocumentCacheSizeAsInteger();

        SearchResponse response = client.prepareSearch(index).setScroll(scrollForDelete).setSize(sizeForDelete)
                .setFetchSource(new String[] { fessConfig.getIndexFieldId() }, null).setQuery(queryBuilder)
                .setPreference(Constants.SEARCH_PREFERENCE_LOCAL).execute().actionGet(fessConfig.getIndexScrollSearchTimeout());

        int count = 0;
        String scrollId = response.getScrollId();

        assertEquals("\\/", getQuery("/", new String[0], Collections.emptyMap(), Collections.emptyMap(), true));
        assertEquals("aaa\\/bbb", getQuery("aaa/bbb", new String[0], Collections.emptyMap(), Collections.emptyMap(), true));
        assertEquals("\\\\", getQuery("\\", new String[0], Collections.emptyMap(), Collections.emptyMap(), true));

        assertEquals(TermQuery.class, clauses.get(0).getQuery().getClass());
        assertEquals("_default:fess", clauses.get(0).getQuery().toString());
        assertEquals(Occur.MUST, clauses.get(0).getOccur());
        assertEquals(TermQuery.class, clauses.get(1).getQuery().getClass());
        assertEquals("_default:codelibs", clauses.get(1).getQuery().toString());
        assertEquals(Occur.MUST, clauses.get(1).getOccur());

                RoleCQ cf = new RoleCQ();
                cqLambda.callback(cf);
                list.add(new FilterFunctionBuilder(cf.getQuery(), scoreFunctionBuilder));
            });
        }
        final FunctionScoreQueryBuilder builder = regFunctionScoreQ(cq.getQuery(), list);
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

            if (logger.isDebugEnabled()) {
                logger.debug("{}:{}", query, boost);
            }
            return getQueryProcessor().execute(context, boostQuery.getQuery(), boostQuery.getBoost());
        }
        throw new InvalidQueryException(messages -> messages.addErrorsInvalidQueryUnknown(UserMessages.GLOBAL_PROPERTY_KEY),
                "Unknown q: " + query.getClass() + " => " + query);