final Map<String, String> valueMap = new LinkedHashMap<>();
        valueMap.put("action", Action.LOGIN.name());
        valueMap.put("user", user.map(FessUserBean::getUserId).orElse("-"));
        valueMap.put("permissions",
                user.map(u -> stream(u.getPermissions()).get(stream -> stream.collect(Collectors.joining(permissionSeparator))))

    public void test_getUserId() {
        // Test with normal user
        testUser.setName("testuser");
        assertEquals("testuser", fessUserBean.getUserId());

        // Test with another name
        testUser.setName("admin");
        assertEquals("admin", fessUserBean.getUserId());
    }

    @Test
    public void test_getPermissions() {
        // Test with empty permissions

            chatSessionManager.clearSession(form.sessionId, getUserId());
        }
        return redirect(getClass());
    }

    /**
     * Returns the user ID for the current session. If the user is authenticated, returns the username;
     * otherwise, returns the guest user code.
     *
     * @return the user ID
     */
    protected String getUserId() {
        final String username = systemHelper.getUsername();

    }

    @Test
    public void test_defaultConstructor() {
        final ChatSession session = new ChatSession();
        assertNotNull(session.getSessionId());
        assertNull(session.getUserId());
        assertNotNull(session.getCreatedAt());
        assertNotNull(session.getLastAccessedAt());
        assertNotNull(session.getMessages());
        assertTrue(session.getMessages().isEmpty());
    }

            }

            if (StringUtil.isBlank(message)) {
                if ("true".equals(clearParam) && StringUtil.isNotBlank(sessionId)) {
                    final String clearUserId = getUserId(request);
                    final boolean cleared = ComponentUtil.getChatSessionManager().clearSession(sessionId, clearUserId);
                    if (cleared) {
                        if (logger.isDebugEnabled()) {

        if (sessionId != null) {
            final ChatSession session = findSession(sessionId);
            if (session != null) {
                final String sessionUserId = session.getUserId();
                // Validate userId matches - prevent cross-user session access
                if (userId != null && !userId.equals(sessionUserId)) {

     */
    public void setSessionId(final String sessionId) {
        this.sessionId = sessionId;
    }

    /**
     * Gets the user ID.
     *
     * @return the user ID
     */
    public String getUserId() {
        return userId;
    }

    /**
     * Sets the user ID.
     *
     * @param userId the user ID
     */
    public void setUserId(final String userId) {
        this.userId = userId;

            public void accessDenied(final OptionalThing<FessUserBean> user, final String path) {
                final Map<String, String> log = new LinkedHashMap<>();
                log.put("user", user.map(FessUserBean::getUserId).orElse("-"));
                log.put("path", path);
                capturedLogs.add(log);
            }
        };
    }

     */
    @Override
    public void resolveCredential(final LoginCredentialResolver resolver) {
        resolver.resolve(SpnegoCredential.class, credential -> {
            final String username = credential.getUserId();
            if (!ComponentUtil.getFessConfig().isAdminUser(username)) {
                return ComponentUtil.getLdapManager().login(username);
            }
            return OptionalEntity.empty();
        });

        final String userCode = fessConfig.isUserInfo() ? ComponentUtil.getUserInfoHelper().getUserCode() : null;
        final String userId = ComponentUtil.getRequestManager().findUserBean(FessUserBean.class).map(FessUserBean::getUserId).orElse(null);
        final HttpServletRequest request = LaRequestUtil.getOptionalRequest().orElse(null);
        final String clientIp = request != null ? ComponentUtil.getViewHelper().getClientIp(request) : null;