//                                                                           =========
    /** Login assistance helper for managing user authentication and session. */
    @Resource
    protected FessLoginAssist fessLoginAssist;

    /** Session manager for handling HTTP session operations. */
    @Resource
    protected SessionManager sessionManager;

    /** Configuration manager for Fess application settings. */
    @Resource

            roles = new String[] { role, role.substring(0, role.length() - FessAdminAction.VIEW.length()) };
        } else {
            roles = new String[] { role };
        }
        final FessLoginAssist loginAssist = ComponentUtil.getComponent(FessLoginAssist.class);
        return loginAssist.getSavedUserBean()
                .map(user -> user.hasRoles(roles) || user.hasRoles(ComponentUtil.getFessConfig().getAuthenticationAdminRolesAsArray()))

        final String username = form.username;
        final String password = form.password;
        form.clearSecurityInfo();
        try {
            final HtmlResponse loginRedirect = fessLoginAssist.loginRedirect(new LocalUserCredential(username, password), op -> {}, () -> {
                activityHelper.login(getUserBean());
                userInfoHelper.deleteUserCodeFromCookie(request);

    }

    /** User behavior for database operations */
    @Resource
    protected UserBhv userBhv;

    /** Login assistance for authentication operations */
    @Resource
    protected FessLoginAssist fessLoginAssist;

    /** Fess configuration for system settings */
    @Resource
    protected FessConfig fessConfig;

    /**
     * Retrieves a paginated list of users based on the provided pager criteria.

import org.codelibs.fess.app.service.UserService;
import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.app.web.base.FessAdminAction;
import org.codelibs.fess.app.web.base.login.FessLoginAssist;
import org.codelibs.fess.mylasta.action.FessMessages;
import org.codelibs.fess.opensearch.user.exentity.User;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.RenderDataUtil;

            }, validationErrorLambda);
        }

        getUserBean().ifPresent(user -> {
            final String userId = user.getUserId();
            fessLoginAssist.findLoginUser(new LocalUserCredential(userId, form.oldPassword)).orElseGet(() -> {
                throwValidationError(messages -> {
                    messages.addErrorsNoUserForChangingPassword(GLOBAL);

     *
     * @return the login manager wrapped in OptionalThing
     */
    @Override
    protected OptionalThing<LoginManager> myLoginManager() {
        return OptionalThing.of(fessLoginAssist);
    }

    // ===================================================================================
    //                                                                               Hook

import org.codelibs.core.misc.DynamicProperties;
import org.codelibs.core.net.UuidUtil;
import org.codelibs.fess.app.web.base.login.ActionResponseCredential;
import org.codelibs.fess.app.web.base.login.FessLoginAssist.LoginCredentialResolver;
import org.codelibs.fess.app.web.base.login.OpenIdConnectCredential;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.mylasta.action.FessUserBean;

import org.codelibs.core.misc.DynamicProperties;
import org.codelibs.core.stream.StreamUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.web.base.SearchForm;
import org.codelibs.fess.app.web.base.login.FessLoginAssist;
import org.codelibs.fess.crawler.builder.RequestDataBuilder;
import org.codelibs.fess.crawler.client.CrawlerClient;
import org.codelibs.fess.crawler.client.CrawlerClientFactory;

import org.codelibs.core.io.ResourceUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.app.web.base.login.ActionResponseCredential;
import org.codelibs.fess.app.web.base.login.FessLoginAssist.LoginCredentialResolver;
import org.codelibs.fess.app.web.base.login.SpnegoCredential;
import org.codelibs.fess.exception.SsoLoginException;
import org.codelibs.fess.mylasta.action.FessUserBean;