public void handle(HttpServletRequest request, HttpServletResponse response, HandlerChain chain) throws Exception {
String uiPreferencesString = getOptionalParameter(request, "ui-preferences");
String propertyName = getOptionalParameter(request, "name");
String propertyValue = getOptionalParameter(request, "value");
User user = getUser(request);
if (user == null || user.getUsername() == null) {
respondWithNotFound(response);
return;
}
if (uiPreferencesString != null) {
getUserRepository().setUiPreferences(user, new JSONObject(uiPreferencesString));
} else if (propertyName != null) {
user.getUiPreferences().put(propertyName, propertyValue);
getUserRepository().setUiPreferences(user, user.getUiPreferences());
} else {
respondWithBadRequest(response, "ui-preferences", "either ui-preferences or name,value are required parameters.");
}
user = getUser(request);