public @NlsContexts.Label @Nullable String getLabel() {
    //noinspection RedundantTypeArguments
    return this.<@NlsContexts.Label @Nullable String>accessChanges(() -> {
      for (Change each : myChanges) {
        if (each instanceof PutLabelChange) {
          return ((PutLabelChange)each).getName();
        }
      }
      return null;
    });
  }
public @NlsContexts.Label @Nullable String getLabel()