@Override
        public StringBuffer getRequestURL() {
            return null;
        }

        @Override
        public HttpSession getSession(boolean create) {
            return null;
        }

        @Override
        public HttpSession getSession() {
            return null;
        }

        @Override
        public String changeSessionId() {
            return null;

            break;
        default:
            messages.addErrorsBlankPassword(GLOBAL);
            break;
        }
    }

    private OptionalThing<HttpSession> getSession() {
        final HttpSession session = request.getSession(false);
        if (session != null) {
            return OptionalEntity.of(session);
        }
        return OptionalEntity.empty();
    }

import org.lastaflute.web.response.HtmlResponse;
import org.lastaflute.web.response.render.RenderData;
import org.lastaflute.web.util.LaRequestUtil;

import jakarta.annotation.Resource;
import jakarta.servlet.http.HttpSession;

/**
 * The action for search operations.
 */
public class SearchAction extends FessSearchAction {

    /**
     * Default constructor.
     */
    public SearchAction() {
        super();
    }

import org.lastaflute.web.response.next.HtmlNext;
import org.lastaflute.web.ruts.process.ActionRuntime;

import jakarta.annotation.Resource;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpSession;

/**
 * Abstract base class for search-related actions in the Fess search application.
 * Provides common functionality for search operations, including search form handling,

import com.nimbusds.openid.connect.sdk.AuthenticationSuccessResponse;

import jakarta.annotation.PostConstruct;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpSession;

/**
 * Microsoft Entra ID SSO authenticator implementation.
 * Handles OAuth2/OpenID Connect authentication flow with Entra ID.
 */
public class EntraIdAuthenticator implements SsoAuthenticator {

import org.lastaflute.web.util.LaResponseUtil;

import jakarta.annotation.PostConstruct;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpSession;

/**
 * Authenticator for SAML 2.0.
 *
 * <p>This authenticator enables Single Sign-On (SSO) using SAML 2.0 protocol
 * with Identity Providers such as Okta, Azure AD, OneLogin, etc.</p>
 *

import com.google.common.io.BaseEncoding;
import com.google.common.io.BaseEncoding.DecodingException;

import jakarta.annotation.PostConstruct;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpSession;

/**
 * OpenID Connect authenticator for SSO integration.
 */
public class OpenIdConnectAuthenticator implements SsoAuthenticator {

    /**
     * Default constructor.
     */

import org.lastaflute.web.util.LaRequestUtil;
import org.lastaflute.web.util.LaResponseUtil;

import jakarta.servlet.http.Cookie;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpSession;

/**
 * Helper class for managing user information and session tracking in Fess search system.
 * This class handles user identification through cookies, session management, and query tracking.

                updateHighlightInfo(highlightInfo, width);
                final HttpSession session = req.getSession(false);
                if (session != null) {
                    session.setAttribute(SCREEN_WIDTH, width);
                }
            } else {
                final HttpSession session = req.getSession(false);
                if (session != null) {

import org.opensearch.search.sort.SortBuilder;
import org.opensearch.search.sort.SortBuilders;
import org.opensearch.search.sort.SortOrder;

import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpSession;

/**
 * QueryHelper is responsible for building and managing OpenSearch queries for Fess search functionality.
 * It handles query construction, role-based access control, boost functions, sorting, and search preferences.