//                                                                              ======
    @Override
    public Map<String, Object> toSource() {
        Map<String, Object> sourceMap = new HashMap<>();
        if (createdBy != null) {
            addFieldToSource(sourceMap, "createdBy", createdBy);
        }
        if (createdTime != null) {

    //                                                                              ======
    @Override
    public Map<String, Object> toSource() {
        Map<String, Object> sourceMap = new HashMap<>();
        if (createdBy != null) {
            addFieldToSource(sourceMap, "createdBy", createdBy);
        }
        if (createdTime != null) {

    //                                                                              ======
    @Override
    public Map<String, Object> toSource() {
        Map<String, Object> sourceMap = new HashMap<>();
        if (createdBy != null) {
            addFieldToSource(sourceMap, "createdBy", createdBy);
        }
        if (createdTime != null) {

    }

    @Override
    public void acceptAllColumnMap(Entity entity, Map<String, ? extends Object> allColumnMap) {
    }

    @Override
    public Map<String, Object> extractPrimaryKeyMap(Entity entity) {
        return null;
    }

    @Override
    public Map<String, Object> extractAllColumnMap(Entity entity) {
        return null;

     * @return The converted map.
     */
    protected Map<String, Object> toLowerHyphen(final Map<String, Object> source) {
        return source.entrySet()
                .stream()
                .collect(Collectors.toMap(e -> CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_UNDERSCORE, e.getKey()), e -> {
                    final Object value = e.getValue();
                    if (value instanceof Map) {

     * @return List of search result documents
     */
    protected List<Map<String, Object>> searchInternal(final String query, final SearchRequestParams params,
            final OptionalThing<FessUserBean> userBean) {
        final RankFusionProcessor rankFusionProcessor = ComponentUtil.getRankFusionProcessor();
        final List<Map<String, Object>> documentItems = rankFusionProcessor.search(query, params, userBean);

     * A function to find document IDs.
     */
    protected Function<Map<String, Object>, String[]> idFinder = params -> {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final SearchEngineClient client = ComponentUtil.getSearchEngineClient();
        final String index = fessConfig.getIndexDocumentUpdateIndex();
        final Object url = params.get("url");
        if (url == null) {

        if (typeof options.startDate === 'object')
            this.startDate = moment(options.startDate);

        if (typeof options.endDate === 'object')
            this.endDate = moment(options.endDate);

        if (typeof options.minDate === 'object')
            this.minDate = moment(options.minDate);

        if (typeof options.maxDate === 'object')
            this.maxDate = moment(options.maxDate);

    //                                                                              ======
    @Override
    public Map<String, Object> toSource() {
        Map<String, Object> sourceMap = new HashMap<>();
        if (content != null) {
            addFieldToSource(sourceMap, "content", content);
        }
        if (createdBy != null) {

    }

    @SuppressWarnings("unchecked")
    @Override
    protected <RESULT extends SearchLog> RESULT createEntity(final Map<String, Object> source, final Class<? extends RESULT> entityType) {
        try {
            final RESULT result = super.createEntity(source, entityType);
            final Object searchFieldObj = source.get("searchField");
            if (searchFieldObj instanceof Map) {