}
                return "/error/system.jsp";
            }
        });
    }

    protected Consumer<List<String>> createMessageNameList() {
        return nameList -> nameList.add("fess_message");
    }

    protected FessUserLocaleProcessProvider createUserLocaleProcessProvider() {
        return new FessUserLocaleProcessProvider();
    }

import org.codelibs.fess.mylasta.action.FessMessages;
import org.lastaflute.web.validation.VaMessenger;

public class InvalidQueryException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    private final transient VaMessenger<FessMessages> messageCode;

    public InvalidQueryException(final VaMessenger<FessMessages> messageCode, final String message, final Throwable cause) {

import org.codelibs.fess.mylasta.action.FessMessages;
import org.lastaflute.web.validation.VaMessenger;

public class SsoMessageException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    private final transient VaMessenger<FessMessages> messageCode;

    public SsoMessageException(final VaMessenger<FessMessages> messageCode, final String message, final Throwable cause) {

    protected void saveInfo(final VaMessenger<FessMessages> validationMessagesLambda) {
        final FessMessages messages = createMessages();
        validationMessagesLambda.message(messages);
        sessionManager.info().saveMessages(messages);
    }

    protected void saveError(final VaMessenger<FessMessages> validationMessagesLambda) {
        final FessMessages messages = createMessages();

                    .status(Status.UNAUTHORIZED).result());
        }
        return super.godHandPrologue(runtime);
    }

    protected String getMessage(final VaMessenger<FessMessages> validationMessagesLambda) {
        final FessMessages messages = new FessMessages();
        validationMessagesLambda.message(messages);
        return messageManager.toMessageList(request.getLocale() == null ? Locale.ENGLISH : request.getLocale(), messages).stream()