@Override
 protected void onError(CamiproController controller, Exception e) {
   controller.getModel().notifyNetworkError();
   e.printStackTrace();
 }
 @Override
 protected void onResult(CamiproController controller, CamiproSession result) {
   ((CamiproModel) controller.getModel()).setCamiproCookie(result.getCamiproCookie());
   ((CamiproModel) controller.getModel()).getListenersToNotify().gotCamiproCookie();
 }