return groups;
        }

        @Override
        public String[] getPermissions() {
            if (permissions == null) {
                final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
                final Set<String> permissionSet = new HashSet<>();
                final IAccount account = authResult.account();
                final String homeAccountId = account.homeAccountId();

        if (stateMap == null) {
            stateMap = new HashMap<>();
            session.setAttribute(STATES, stateMap);
        }
        final StateData stateData = new StateData(nonce, ComponentUtil.getSystemHelper().getCurrentTimeAsLong());
        if (logger.isDebugEnabled()) {
            logger.debug("store {} in session", stateData);
        }
        stateMap.put(state, stateData);
    }

    /**

     */
    protected void waitForYellowStatus(final FessConfig fessConfig) {
        Exception cause = null;
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        final long startTime = systemHelper.getCurrentTimeAsLong();
        for (int i = 0; i < maxEsStatusRetry; i++) {
            try {
                final ClusterHealthResponse response = client.admin()