if (getContainer().allowCallbacks()) callback = req.getJSONCallback();
if (getContainer().allowCallbacks()) callback = req.getJSONCallback();
if (getContainer().allowCallbacks()) callback = req.getJSONCallback();
if (getContainer().allowCallbacks()) callback = req.getJSONCallback();
if (getContainer().allowCallbacks()) callback = req.getJSONCallback();
if (getContainer().allowCallbacks()) callback = req.getJSONCallback();