@Override
 public Features getFeatures() {
   Features features = TitanFeatures.getBaselineTitanFeatures();
   GraphDatabaseConfiguration config = ((StandardTitanGraph) this).getConfiguration();
   features.supportsSerializableObjectProperty = config.hasSerializeAll();
   return features;
 }
 @Override
 public Features getFeatures() {
   return TitanFeatures.getFeatures(getConfiguration(), storage.getFeatures());
 }
 @Override
 public Features getFeatures() {
   Features features = TitanFeatures.getBaselineTitanFeatures();
   features.isPersistent = false;
   return features;
 }