return new Tuple3[] { new Tuple3<>("Host", "example.com", "site1"), new Tuple3<>("X-Forwarded-Host", "test.com", "site2") };
            }
        });

        MockletHttpServletRequest request = getMockRequest();

        // No matching host header
        String key = virtualHostHelper.getVirtualHostKey();
        assertEquals("", key);

        // Matching host header
        request.addHeader("Host", "example.com");

    /**
     * Displays the initial duplicate host management page.
     *
     * @param form the search form
     * @return HTML response for the duplicate host list page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index(final SearchForm form) {
        return asListHtml();
    }

    /**
     * Displays the duplicate host list with pagination.
     *

    //                                                          ========================

    @Test
    public void test_isValidVirtualHostPath_emptyPath() throws Exception {
        setupVirtualHostHelper();

        Boolean result = invokeIsValidVirtualHostPath("");
        assertTrue("Empty path should be valid (default host)", result);
    }

    @Test

        try {
            final URI uri = new URI(url);
            String host = uri.getHost();
            String path = uri.getPath();

            if (host == null || host.isEmpty()) {
                host = "_local";
            }

            if (path == null || path.isEmpty()) {
                path = "/" + formatter.getIndexFileName();

        mockBhv.setTestData(testData);

        int count = relatedQueryHelper.load();
        assertEquals(1, count); // One virtual host key (empty)

        String[] results = relatedQueryHelper.getRelatedQueries("java");
        assertEquals(3, results.length);
        assertEquals("programming", results[0]);
        assertEquals("tutorial", results[1]);

        }

        final WebAuthenticationConfig config = new WebAuthenticationConfig();

        // host/port/realm: only set if not blank (null means "any" - AuthScope.ANY equivalent)
        final String host = paramMap.get(prefix + "host");
        if (StringUtil.isNotBlank(host)) {
            config.setHost(host);
        }

        final String port = paramMap.get(prefix + "port");

                        .responseFields(new String[] { fessConfig.getIndexFieldDocId() })
                        .build());
    }

    /**
     * Returns a query map for the specified virtual host.
     *
     * @param key The virtual host key.
     * @return A map of terms and boost information.
     */
    protected Map<String, List<Tuple3<String, QueryBuilder, ScoreFunctionBuilder<?>>>> getQueryMap(final String key) {

        }

        /**
         * Returns the virtual host.
         *
         * @return The virtual host.
         */
        public String getVirtualHost() {
            return virtualHost;
        }

        /**
         * Sets the virtual host.
         *
         * @param virtualHost The virtual host.
         */
        public void setVirtualHost(final String virtualHost) {

     *
     * @return the logger instance
     */
    Logger getLogger();

    /**
     * Extracts the host name from a URL string.
     * Removes protocol and path components to return just the hostname.
     *
     * @param u the URL string to extract host from
     * @return the host name, or empty string if URL is blank, or unknown hostname if parsing fails
     */
    default String getHost(final String u) {

                fessLogPath = "../../logs";
            }
            op.replace("fess.log.path", fessLogPath.replace("\\", "/"));
        }).asYouLikeIt(resource -> {
            final Host host = resource.getHost();
            if (host instanceof final StandardHost standardHost) {
                standardHost.setErrorReportValveClass(SuppressErrorReportValve.class.getName());
            }