@Override
 public Multimap<String, String> getNewConfigurationPropertyValuesByName() {
   return Multimaps.unmodifiableMultimap(newConfigurationPropertyValuesByName);
 }
 @Override
 public Multimap<String, String> getNewBindingPropertyValuesByName() {
   return Multimaps.unmodifiableMultimap(newBindingPropertyValuesByName);
 }