class AuthorizationSession {

	AuthorizationSession user(User aUser) {
		_user = aUser;
		if (_user == null) {
			LOG.warn("AuthorizationSession.user: user is null!");
			_groups = null;
		} else {
			_groups = _userUtils.getUserGroups(_user);
			_superUser = _userUtils.isSuperUser(_user);
		}
		return this;
	}

	public  AuthorizationSession(RangerBasePlugin authorizer);

}