* either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.util;

import org.dbflute.optional.OptionalEntity;

/**
 * Utility class for Optional operations.
 */
public class OptionalUtil {

    /**
     * Default constructor.
     */
    private OptionalUtil() {

import org.codelibs.fess.opensearch.config.cbean.cq.ElevateWordToLabelCQ;
import org.codelibs.fess.opensearch.config.cbean.cq.bs.BsElevateWordToLabelCQ;
import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */

import org.codelibs.fess.app.web.api.ApiResult.Status;
import org.codelibs.fess.app.web.base.FessBaseAction;
import org.codelibs.fess.mylasta.action.FessMessages;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.core.message.MessageManager;
import org.lastaflute.web.login.LoginManager;
import org.lastaflute.web.response.ActionResponse;
import org.lastaflute.web.ruts.process.ActionRuntime;

import java.util.Locale;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.entity.SearchRequestParams;
import org.codelibs.fess.mylasta.action.FessUserBean;
import org.dbflute.optional.OptionalThing;

/**
 * Abstract base class for rank fusion searchers in the Fess search system.
 * Rank fusion searchers are responsible for executing search queries and

import org.codelibs.fess.opensearch.user.exentity.Group;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.RenderDataUtil;
import org.dbflute.optional.OptionalEntity;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.HtmlResponse;
import org.lastaflute.web.response.render.RenderData;

import org.codelibs.fess.opensearch.config.exentity.RelatedQuery;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.RenderDataUtil;
import org.dbflute.optional.OptionalEntity;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.HtmlResponse;
import org.lastaflute.web.response.render.RenderData;

import org.codelibs.fess.opensearch.config.cbean.ca.bs.BsAccessTokenCA;
import org.codelibs.fess.opensearch.config.cbean.cq.AccessTokenCQ;
import org.codelibs.fess.opensearch.config.cbean.cq.bs.BsAccessTokenCQ;
import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */

import org.codelibs.fess.opensearch.config.cbean.ca.bs.BsFailureUrlCA;
import org.codelibs.fess.opensearch.config.cbean.cq.FailureUrlCQ;
import org.codelibs.fess.opensearch.config.cbean.cq.bs.BsFailureUrlCQ;
import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */

import org.codelibs.fess.opensearch.config.cbean.ca.bs.BsRelatedContentCA;
import org.codelibs.fess.opensearch.config.cbean.cq.RelatedContentCQ;
import org.codelibs.fess.opensearch.config.cbean.cq.bs.BsRelatedContentCQ;
import org.dbflute.cbean.ConditionQuery;
import org.opensearch.action.search.SearchRequestBuilder;
import org.opensearch.index.query.QueryBuilder;

/**
 * @author ESFlute (using FreeGen)
 */

import org.codelibs.fess.entity.SearchLogEvent;
import org.codelibs.fess.opensearch.log.bsentity.BsSearchLog;
import org.codelibs.fess.opensearch.log.exbhv.UserInfoBhv;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.optional.OptionalEntity;

/**
 * @author FreeGen
 */
public class SearchLog extends BsSearchLog implements SearchLogEvent {

    private static final long serialVersionUID = 1L;