* and tracking search result document IDs for analytics and personalization.
 *
 */
public class UserInfoHelper {

    /**
     * Default constructor for UserInfoHelper.
     */
    public UserInfoHelper() {
        // Default constructor
    }

    /** The session attribute key for storing user bean information */

            return;
        }

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

    @Resource
    protected RoleQueryHelper roleQueryHelper;

    /** Helper for managing user information and authentication. */
    @Resource
    protected UserInfoHelper userInfoHelper;

    /** Helper for OpenSearch Description Document (OSDD) functionality. */
    @Resource
    protected OsddHelper osddHelper;

    /** Helper for managing popular search words and suggestions. */

            return redirect(ErrorAction.class);
        }

        if (fessConfig.isSearchLog()) {
            final String userSessionId = userInfoHelper.getUserCode();
            if (userSessionId != null) {
                final SearchLogHelper searchLogHelper = ComponentUtil.getSearchLogHelper();
                final ClickLog clickLog = new ClickLog();

        }

        final RoleQueryHelper roleQueryHelper = ComponentUtil.getRoleQueryHelper();
        final UserInfoHelper userInfoHelper = ComponentUtil.getUserInfoHelper();
        final SearchLog searchLog = new SearchLog();

        if (fessConfig.isUserInfo()) {
            final String userCode = userInfoHelper.getUserCode();
            if (userCode != null) {
                searchLog.setUserSessionId(userCode);