private boolean isLabelListValid() {
   List<KeyValue> labels = view.getLabels();
   if (labels.isEmpty()) {
     view.hideLabelsError();
     return true;
   }
   for (KeyValue keyValue : labels) {
     if (!OpenshiftValidator.isLabelNameValid(keyValue.getKey())
         || !OpenshiftValidator.isLabelValueValid(keyValue.getValue())) {
       view.showLabelsError(locale.invalidLabelsError(), locale.invalidLabelsDetailError());
       return false;
     }
   }
   view.hideLabelsError();
   return true;
 }