public void refreshUserInformation(final RefreshListener listener){
        if (data != null){
            NetworkUtils.getUserInformation(this, data.getAuth(), new NetworkUtils.UserInformationListener() {
                @Override
                public void onUserInformationSuccess(UserInformation u) {
                    data.updateFromUserInformation(u);
                    writeData();
                    if (listener != null){
                        listener.onRefreshComplete();
                    }
                }
                @Override
                public void onUserInformationFail() {

                }
            });
        }
    }