assertNotNull(result);
    }

    /**
     * Simple test searcher implementation.
     */
    static class TestSearcher extends RankFusionSearcher {
        @Override
        protected SearchResult search(String query, SearchRequestParams params, OptionalThing<FessUserBean> userBean) {
            return SearchResult.create().build();

            }

            @Override
            protected OptionalThing<SMailSubjectFilter> createSubjectFilter() {
                return OptionalThing.of((view, subject) -> subject);
            }

            @Override
            protected OptionalThing<SMailAsyncStrategy> createAsyncStrategy() {

     * @return an OptionalThing containing the Config if the field exists and has a non-blank value,
     *         otherwise an empty OptionalThing
     */
    public OptionalThing<Config> getConfig(final String fieldName) {
        final String value = params.get(fieldName);
        if (StringUtil.isNotBlank(value)) {
            return OptionalThing.of(new Config(value));
        }

        JsonMappingOption option = provider.provideMappingOption();

        // The option should be configured with CAMEL_TO_LOWER_SNAKE
        // Field naming is now provided as OptionalThing
        OptionalThing<JsonFieldNaming> fieldNamingOpt = option.getFieldNaming();
        assertTrue("Field naming should be present", fieldNamingOpt.isPresent());
        JsonFieldNaming fieldNaming = fieldNamingOpt.get();

    /**
     * Returns an empty OptionalThing for login manager since API actions
     * use token-based authentication instead of traditional session-based login.
     *
     * @return empty OptionalThing indicating no login manager is used
     */
    @Override
    protected OptionalThing<LoginManager> myLoginManager() {
        return OptionalThing.empty();
    }

    /**

import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.optional.OptionalObject;
import org.dbflute.optional.OptionalThing;
import org.dbflute.util.DfTypeUtil;
import org.lastaflute.web.ruts.process.ActionRuntime;
import org.lastaflute.web.servlet.request.RequestManager;
import org.lastaflute.web.servlet.request.UserLocaleProcessProvider;

    @Override
    public OptionalThing<ApiResponse> handleClientException(final ApiFailureResource resource, final RuntimeException cause) {
        return OptionalThing.of(asJson(createFailureBean(Status.BAD_REQUEST, createMessage(resource, cause))));
    }

    @Override
    public OptionalThing<ApiResponse> handleServerException(final ApiFailureResource resource, final Throwable cause) {

         * @return The user type.
         */
        OptionalThing<String> supply();
    }

    /**
     * The supplier of user bean.
     */
    @FunctionalInterface
    public interface UserBeanSupplier {
        /**
         * Supply the user bean.
         * @return The user bean.
         */
        OptionalThing<FessUserBean> supply();
    }

    /**

    }

    @Override
    public LaJobRunner createRunner() {
        return new LaJobRunner().useAccessContext(
                resource -> accessContextLogic.create(resource, OptionalThing::empty, OptionalThing::empty, () -> APP_TYPE));
    }

    /**
     * Sets the job class to be executed by this scheduler.
     *
     * @param jobClass the job class to set
     */

package org.codelibs.fess.mylasta.direction.sponsor;

import static org.junit.jupiter.api.Assertions.assertNotSame;

import java.util.TimeZone;

import org.codelibs.fess.unit.UnitFessTestCase;
import org.dbflute.optional.OptionalThing;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;
import org.lastaflute.web.ruts.process.ActionRuntime;
import org.lastaflute.web.servlet.request.RequestManager;