private void handleCoreDownloader() {
    File possibleTorrentFile = null;

    possibleTorrentFile = downloader.getSaveFile();
    String fileExtension = FileUtils.getFileExtension(possibleTorrentFile);
    if ("torrent".equalsIgnoreCase(fileExtension)) {
      try {
        shareTorrentFile(possibleTorrentFile);
        downloadManager.downloadTorrent(possibleTorrentFile, null, false);
        downloadItems.remove(getDownloadItem(downloader));
      } catch (DownloadException e) {
        final File torrentFile = possibleTorrentFile;
        activityCallback.handleDownloadException(
            new DownloadAction() {
              @Override
              public void download(File saveDirectory, boolean overwrite) throws DownloadException {
                downloadManager.downloadTorrent(torrentFile, saveDirectory, overwrite);
                downloadItems.remove(getDownloadItem(downloader));
              }

              @Override
              public void downloadCanceled(DownloadException ignored) {
                // nothing to do
              }
            },
            e,
            false);
      }
    }
  }