Доступ к скрытому методу Landroid / print / PrintDocumentAdapter $ LayoutResultCallback; -> <init>()

Question

printAdapter.onWrite(new PageRange[]{PageRange.ALL_PAGES}, getOutputFile(path, fileName), new CancellationSignal(), new PrintDocumentAdapter.WriteResultCallback() {
    @Override
    public void onWriteFinished(PageRange[] pages) {
        super.onWriteFinished(pages);
    }
});