}

            @Override
            public String getIndexFieldVersion() {
                return "version";
            }

            @Override
            public String[] getQueryAdditionalNotAnalyzedFields(String... fields) {
                return fields;
            }

            @Override
            public String getIndexFieldImportantContent() {
                return "important_content";

            @Override
            public String[] getQueryAdditionalApiResponseFields(String... fields) {
                return fields;
            }

            @Override
            public String[] getQueryAdditionalNotAnalyzedFields(String... fields) {
                return fields;
            }

            public String getQueryDefaultFields() {
                return "title,content";
            }

    }

    String getQueryAdditionalNotAnalyzedFields();

    default String[] getQueryAdditionalNotAnalyzedFields(final String... fields) {
        final List<String> list = new ArrayList<>(fields.length + 10);
        stream(fields).of(stream -> stream.forEach(list::add));
        split(getQueryAdditionalNotAnalyzedFields(), ",")

            }

            @Override
            public String getQueryAdditionalAnalyzedFields() {
                return "";
            }

            @Override
            public String getQueryAdditionalNotAnalyzedFields() {
                return "";
            }

            @Override
            public String[] getQueryAdditionalResponseFields(String... fields) {
                return fields;
            }

            @Override
            public String[] getQueryAdditionalApiResponseFields(String... fields) {
                return fields;
            }

            @Override
            public String[] getQueryAdditionalNotAnalyzedFields(String... fields) {
                return fields;
            }

            @Override
            public String getQueryAdditionalAnalyzedFields() {
                return "";
            }

                    fessConfig.getIndexFieldDigest(), //
                    fessConfig.getIndexFieldUrl()));
        }
        if (notAnalyzedFieldSet == null) {
            setNotAnalyzedFields(fessConfig.getQueryAdditionalNotAnalyzedFields(//
                    fessConfig.getIndexFieldAnchor(), //
                    fessConfig.getIndexFieldBoost(), //
                    fessConfig.getIndexFieldClickCount(), //

     * comment: Additional not-analyzed fields for queries.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getQueryAdditionalNotAnalyzedFields();

    /**
     * Get the value for the key 'query.additional.not.analyzed.fields' as {@link Integer}. <br>
     * The value is, e.g.  <br>
     * comment: Additional not-analyzed fields for queries.