* @param path     the request path after removing the prefix
     */
    protected void processRequest(final HttpServletRequest request, final HttpServletResponse response, final String path) {
        if ("/_plugin".equals(path) || path.startsWith("/_plugin/")) {
            processPluginRequest(request, response, path.replaceFirst("^/_plugin", StringUtil.EMPTY));
            return;
        }

        String userCode = sessionManager.getAttribute(USER_BEAN, TypicalUserBean.class)
                .filter(u -> !Constants.EMPTY_USER_ID.equals(u.getUserId()))
                .map(u -> u.getUserId().toString())
                .orElse(StringUtil.EMPTY);
        if (StringUtil.isBlank(userCode)) {
            return null;
        }

        verifyCrudMode(form.crudMode, CrudMode.DETAILS);
        validate(form, messages -> {}, this::asDetailsHtml);
        getUserBean().ifPresent(u -> {
            if (u.getFessUser() instanceof User && form.name.equals(u.getUserId())) {
                throwValidationError(messages -> messages.addErrorsCouldNotDeleteLoggedInUser(GLOBAL), this::asDetailsHtml);
            }
        });
        verifyToken(this::asDetailsHtml);

     */
    protected String getSupportedLanguage(final String lang) {
        if (StringUtil.isBlank(lang)) {
            return null;
        }
        for (final String l : supportedLanguages) {
            if (l.equals(lang)) {
                return l;
            }
        }
        return null;
    }

    /**
     * Sets the language detector.
     *
     * @param detector The language detector.
     */

      Collection<V> collection = null;
      while (asMapItr.hasNext()) {
        Entry<K, Collection<V>> asMapEntry = asMapItr.next();
        if (key.equals(asMapEntry.getKey())) {
          collection = asMapEntry.getValue();
          break;
        }
      }
      assertNotNull(collection);
      Collection<V> expectedCollection = copyToList(collection);

    URL testFileUrl = IoTestCase.class.getResource("testdata/i18n.txt");
    if (testFileUrl == null) {
      throw new RuntimeException("unable to locate testdata directory");
    }

    if (testFileUrl.getProtocol().equals("file")) {
      try {
        File testFile = new File(testFileUrl.toURI());
        testDir = testFile.getParentFile(); // the testdata directory
      } catch (Exception ignore) {

           * When we block access to AtomicReferenceFieldUpdater, we can't even reflect on
           * AbstractFuture, since it declares methods that use that type in their signatures.
           */
          && !method.getName().equals("testFutures_nullChecks")) {
        suite.addTest(
            TestSuite.createTest(
                AggregateFutureStateFallbackAtomicHelperTest.class, method.getName()));
      }
    }
    return suite;
  }

                while (tokenizer.hasMoreTokens()) {
                    final String provider = tokenizer.nextToken().trim();
                    if (provider.equals("jcifs")) {
                        continue;
                    }
                    final String className = provider + "." + protocol + ".Handler";
                    try {

          return false
        }

        var reuseSocket = true
        val requestWantsSocket = "Upgrade".equals(request.headers["Connection"], ignoreCase = true)
        val requestWantsWebSocket =
          requestWantsSocket &&
            "websocket".equals(request.headers["Upgrade"], ignoreCase = true)
        val responseWantsSocket = response.socketHandler != null

  /**
   * Returns true if `other` is a `Headers` object with the same headers, with the same casing, in
   * the same order. Note that two headers instances may be *semantically* equal but not equal
   * according to this method. In particular, none of the following sets of headers are equal
   * according to this method:
   *
   * 1. Original
   * ```
   * Content-Type: text/html
   * Content-Length: 50
   * ```
   *