* @param failureReason the reason for failure ("no_results" or "no_relevant_results")
     * @param history the conversation history
     * @return a new query string, or the userMessage if regeneration fails
     */
    String regenerateQuery(String userMessage, String failedQuery, String failureReason, List<LlmMessage> history);

    /**
     * Generates an answer using document content (streaming version for enhanced flow).
     *

     */
    protected <T> T processVirtualHost(final Function<String, T> func, final T defaultValue) {
        final Tuple3<String, String, String>[] vHosts = ComponentUtil.getFessConfig().getVirtualHosts();
        return LaRequestUtil.getOptionalRequest().map(req -> {
            for (final Tuple3<String, String, String> host : vHosts) {
                final String headerValue = req.getHeader(host.getValue1());

    protected final String _tablePropertyName = "FileAuthentication";

    public String getTableDbName() {
        return _tableDbName;
    }

    @Override
    public String getTableDispName() {
        return _tableDispName;
    }

    @Override
    public String getTablePropertyName() {
        return _tablePropertyName;
    }

    @Override

        /** Bug report properties. */
        protected List<Map<String, String>> bugReportProps;

        /**
         * Sets the environment properties.
         * @param envProps The environment properties.
         * @return This ApiSystemInfoResponse instance.
         */
        public ApiSystemInfoResponse envProps(final List<Map<String, String>> envProps) {
            this.envProps = envProps;

            // Expected
        }
    }

    @Test
    public void test_getComponent_byClass_fromMap() {
        String testInstance = "test_instance";
        ComponentUtil.register(testInstance, String.class.getCanonicalName());

        String retrieved = ComponentUtil.getComponent(String.class);
        assertSame(testInstance, retrieved);
    }

    @Test
    public void test_getComponent_byName_fromMap() {

    protected transient volatile Map<ConfigName, Map<String, String>> configParameterMap;

    protected CrawlerClientFactory crawlerClientFactory = null;

    public FileConfig() {
        setBoost(1.0f);
    }

    @Override
    public String getDocumentBoost() {
        return getBoost().toString();
    }

    @Override
    public String getIndexingTarget(final String input) {

    protected final String _tablePropertyName = "ElevateWord";

    public String getTableDbName() {
        return _tableDbName;
    }

    @Override
    public String getTableDispName() {
        return _tableDispName;
    }

    @Override
    public String getTablePropertyName() {
        return _tablePropertyName;
    }

    @Override

     * @return list of popular words matching the criteria
     */
    public List<String> getWordList(final SearchRequestType searchRequestType, final String seed, final String[] tags, final String[] roles,
            final String[] fields, final String[] excludes) {
        final String baseSeed = seed != null ? seed : fessConfig.getSuggestPopularWordSeed();
        final String[] baseTags = tags != null ? tags : fessConfig.getSuggestPopularWordTagsAsArray();

    protected final String _tablePropertyName = "RelatedContent";

    public String getTableDbName() {
        return _tableDbName;
    }

    @Override
    public String getTableDispName() {
        return _tableDispName;
    }

    @Override
    public String getTablePropertyName() {
        return _tablePropertyName;
    }

    @Override

    protected final String _tablePropertyName = "JobLog";

    public String getTableDbName() {
        return _tableDbName;
    }

    @Override
    public String getTableDispName() {
        return _tableDispName;
    }

    @Override
    public String getTablePropertyName() {
        return _tablePropertyName;
    }

    @Override