protected void getOneSwitchCounterCategoriesJson(Map<String, Object> model,
String switchID,
String counterName,
String layer) {
String fullCounterName = "";
NetworkLayer nl = NetworkLayer.L3;
try {
counterName = URLDecoder.decode(counterName, "UTF-8");
layer = URLDecoder.decode(layer, "UTF-8");
fullCounterName = switchID + ICounterStoreService.TitleDelimitor + counterName;