}
    }

    /**
     * Validates the OAuth2 state parameter.
     * @param session The HTTP session containing stored state data.
     * @param state The state parameter to validate.
     * @return The validated state data.
     */
    protected StateData validateState(final HttpSession session, final String state) {
        if (StringUtils.isNotEmpty(state)) {

            return sdf.parse(value);
        } catch (final ParseException e) {
            return null;
        }
    }

    /**
     * Builds the HTTP route planner with proxy configuration.
     *
     * @return The configured route planner, or null if no proxy is configured
     */
    protected HttpRoutePlanner buildRoutePlanner() {
        if (routePlanner != null) {
            return routePlanner;

    /**
     * LDAP filter for finding user accounts.
     * Defines the search filter used to locate user accounts in LDAP.
     */
    @Size(max = 1000)
    public String ldapAccountFilter;

    /**
     * LDAP filter for finding groups.
     * Defines the search filter used to locate groups in LDAP.
     */
    @Size(max = 1000)
    public String ldapGroupFilter;

    /**

                    final String code = request.getParameter("code");
                    final String reqState = request.getParameter("state");
                    if (logger.isDebugEnabled()) {
                        logger.debug("code: {}, state(request): {}, state(session): {}", code, reqState, sesState);
                    }
                    if (sesState.equals(reqState) && StringUtil.isNotBlank(code)) {

    public void init() {
        createFilterChain();
    }

    /**
     * Executes query processing through the filter chain.
     *
     * @param context the query context containing search parameters and state
     * @param query the Lucene query to be processed
     * @param boost the boost factor to apply to the query
     * @return the processed OpenSearch QueryBuilder
     */

                                                key="labels.user_state"/></label>
                                        <div class="col-sm-9">
                                            <la:errors property="attributes.state"/>

                .orElseThrow(() -> new SsoMessageException(
                        messages -> messages.addErrorsFailedToProcessSsoRequest(UserMessages.GLOBAL_PROPERTY_KEY, "Invalid state."),
                        "Failed to process metadata.", new SsoProcessException("Invalid state.")));
    }

    /**
     * Gets the logout response.
     * @return The logout response.
     */
    protected ActionResponse getLogoutResponse() {

            }

            // Atomically get or create the AtomicLong for this host using Cache.get()
            // This ensures thread-safe, atomic get-or-create behavior
            // Initialize with 0 to mark uninitialized state
            final AtomicLong lastTime = lastTimes.get(host, () -> new AtomicLong(0));

            synchronized (lastTime) {
                final long lastValue = lastTime.get();
                if (lastValue == 0) {

    }

    /**
     * Checks if the system is in a force-stop state.
     *
     * @return true if the system is force-stopping, false otherwise.
     */
    public boolean isForceStop() {
        return forceStop.get();
    }

    /**
     * Sets the force-stop state of the system.
     *
     * @param b true to force-stop the system.
     */

    public static final String RUNNING = "running";

    /** Status constant representing done/completed state. */
    public static final String DONE = "done";

    /** Status constant representing successful operation. */
    public static final String OK = "ok";

    /** Status constant representing failed operation. */
    public static final String FAIL = "fail";

    /** Status constant representing stopped state. */