} catch (ServletException e) {
            assertEquals("Chain ServletException", e.getMessage());
        }
    }

    // Helper method to create mock HttpServletRequest
    private HttpServletRequest createMockHttpServletRequest() {
        return new HttpServletRequest() {
            @Override
            public Object getAttribute(String name) {
                return null;
            }

            @Override

        assertTrue("ACCESS_CONTROL_MAX_AGE should be final", Modifier.isFinal(maxAgeField.getModifiers()));
    }

    // Helper method to create mock HttpServletRequest
    private HttpServletRequest createMockRequest() {
        return new HttpServletRequest() {
            @Override
            public String getAuthType() {
                return null;
            }

            @Override

            @Override
            protected String getUserCodeFromRequest(final jakarta.servlet.http.HttpServletRequest request) {
                return null;
            }

            @Override
            protected String getUserCodeFromCookie(final jakarta.servlet.http.HttpServletRequest request) {
                return "12345abcde12345ABCDE";
            }

            @Override

        }

        @Override
        public boolean matches(HttpServletRequest request) {
            if (request == null) {
                return false;
            }
            String uri = request.getRequestURI();
            return uri != null && uri.startsWith(basePath);
        }

        @Override
        public void process(HttpServletRequest request, HttpServletResponse response, FilterChain chain)

        mockRequest.setQueryString("page=1");
        assertEquals(customPath, webApiRequest.getServletPath());
    }

    // Simple mock implementation of HttpServletRequest for testing
    private static class MockHttpServletRequest implements HttpServletRequest {
        private String queryString;
        private String servletPath;
        private String method = "GET";
        private String requestURI = "/";

import org.lastaflute.web.servlet.session.SessionManager;
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.

    private Set<String> buildByParameter(final RoleQueryHelper roleQueryHelperImpl, final HttpServletRequest request) {
        Set<String> roleSet = new HashSet<>();
        roleQueryHelperImpl.processParameter(request, roleSet);
        return roleSet;
    }

    private Set<String> buildByHeader(final RoleQueryHelper roleQueryHelperImpl, final HttpServletRequest request) {
        Set<String> roleSet = new HashSet<>();

import org.lastaflute.web.util.LaServletContextUtil;

import jakarta.servlet.ServletContext;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServletRequest;

/**
 * The handler of multipart request (fileupload request). <br>
 * This instance is created per one multipart request.
 * @author modified by jflute (originated in Seasar)
 */

import org.lastaflute.web.servlet.request.RequestManager;
import org.lastaflute.web.util.LaRequestUtil;

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

/**
 * This class returns a list of a role from a request parameter,
 * a request header and a cookie. The format of the default value
 * is "[\d]+\nrole1,role2,role3", which you can encrypt.
 *
 *
 */

import com.google.api.client.json.gson.GsonFactory;
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 {

    /**