}
        return indexingHelper;
    }

    /**
     * Gets the user info helper component.
     * @return The user info helper.
     */
    public static UserInfoHelper getUserInfoHelper() {
        return getComponent(USER_INFO_HELPER);
    }

    /**
     * Gets the message manager component.
     * @return The message manager.
     */

            return;
        }

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final UserInfoHelper userInfoHelper = ComponentUtil.getUserInfoHelper();
        final SearchHelper searchHelper = ComponentUtil.getSearchHelper();
        final FavoriteLogService favoriteLogService = ComponentUtil.getComponent(FavoriteLogService.class);

        if (!org.codelibs.fess.Constants.GUEST_USER.equals(username)) {
            return username;
        }
        // For guest users, use cookie-based userCode for session identification
        return ComponentUtil.getUserInfoHelper().getUserCode();
    }

    /**
     * Returns the maximum message length for chat messages.
     *
     * @param fessConfig the Fess configuration
     * @return the maximum message length
     */

        final String[] roles = ComponentUtil.getRoleQueryHelper().build(params.getType()).stream().toArray(n -> new String[n]);
        final String userCode = fessConfig.isUserInfo() ? ComponentUtil.getUserInfoHelper().getUserCode() : null;
        final String userId = ComponentUtil.getRequestManager().findUserBean(FessUserBean.class).map(FessUserBean::getUserId).orElse(null);

                            params.getPageSize(), queryResponseList);
        }

        // favorite
        if (fessConfig.isUserFavorite()) {
            ComponentUtil.getUserInfoHelper().storeQueryId(queryId, documentItems);
        }

    }

    /**
     * Internal search method that executes the actual search query.
     *