}
        return stripInvalidXMLCharacters(//
                value//
                        .replace("&", "&") //
                        .replace("<", "&lt;")//
                        .replace(">", "&gt;")//
                        .replace("\"", "&quot;")//
                        .replace("\'", "&apos;")//
        );
    }

    /**
     * Strips invalid XML characters from the input string.

     * Starts a reindex operation with the specified parameters.
     *
     * @param replaceAliases whether to replace aliases after reindexing
     * @param resetDictionaries whether to reset dictionaries during reindexing
     * @param numberOfShards the number of shards for the new index
     * @param autoExpandReplicas the auto expand replicas setting for the new index
     * @return true if the reindex operation started successfully, false otherwise

        }
        return pathMappingMap.get(sessionId);
    }

    /**
     * Replaces URL for crawling.
     *
     * @param sessionId the session ID
     * @param url the URL to replace
     * @return the replaced URL
     */
    public String replaceUrl(final String sessionId, final String url) { // for crawling
        final List<PathMapping> pathMappingList = getPathMappingList(sessionId);

        assertEquals("1", "1bc45", StringUtil.replace("12345", "23", "bc"));
        assertEquals("2", "1234ef", StringUtil.replace("12345", "5", "ef"));
        assertEquals("3", "ab2345", StringUtil.replace("12345", "1", "ab"));
        assertEquals("4", "a234a", StringUtil.replace("12341", "1", "a"));
        assertEquals("5", "ab234abab234ab", StringUtil.replace("1234112341", "1", "ab"));

1. In Fess Admin, create a new Web crawling configuration
2. Add your website URL as the starting point
3. Configure crawl depth and URL patterns
4. Start crawling

**Step 2: Replace JavaScript Code**

Replace existing GSS/CSE code:

```javascript
<!-- Old GSS/CSE Code -->
<script>
  (function() {
    var cx = 'YOUR-CSE-ID';
    var gcse = document.createElement('script');

    }

    public void test_doGet_dir() {
        final File file = ResourceUtil.getResourceAsFile("test");
        String path = file.getAbsolutePath();
        if (!path.startsWith("/")) {
            path = "/" + path.replace('\\', '/');
        }
        try {
            fsClient.doGet("file://" + path);
            fail();
        } catch (final ChildUrlsException e) {
            final Set<RequestData> urlSet = e.getChildUrlList();

        String input = content.replaceAll("[\\r\\n]", " ");
        if (ignoreCommentTag) {
            input = input.replaceAll("<!--[^>]+-->", "");
        } else {
            input = input.replace("<!--", "").replace("-->", "");
        }
        final Matcher matcher = getTagPattern().matcher(input);
        final StringBuffer sb = new StringBuffer();
        final Pattern attrPattern = Pattern.compile("\\s[^ ]+=\"([^\"]*)\"");

    public void test_normalizerOrder() throws Exception {
        NormalizerChain chain = new NormalizerChain();
        chain.add((text, field, langs) -> text.toUpperCase());
        chain.add((text, field, langs) -> text.replace("A", "X"));

        String result = chain.normalize("abc", "field");

        assertEquals("XBC", result);
    }

    @Test
    public void test_emptyChain() throws Exception {

        }
    }

    @Override
    public FormMappingOption adjustFormMapping() {
        return new FormMappingOption()
                .filterSimpleTextParameter((parameter, meta) -> parameter.trim().replace("\r\n", "\n").replace('\r', '\n'));
    }

    @Override
    public String customizeActionMappingRequestPath(final String requestPath) {
        if (StringUtil.isBlank(requestPath)) {
            return null;
        }

        if (form.storageAccessKey != null && StringUtil.isNotBlank(form.storageAccessKey.replace("*", " "))) {
            fessConfig.setStorageAccessKey(form.storageAccessKey);
        }
        if (form.storageSecretKey != null && StringUtil.isNotBlank(form.storageSecretKey.replace("*", " "))) {
            fessConfig.setStorageSecretKey(form.storageSecretKey);
        }