Google cloud

final class PrintDialogJavaScriptInterface {
    public String getType() {
      return cloudPrintIntent.getType();
    }

    public String getTitle() {
      return cloudPrintIntent.getExtras().getString("title");
    }

    public String getContent() {
      try {
        ContentResolver contentResolver = getContentResolver();
        InputStream is = contentResolver.openInputStream(cloudPrintIntent.getData());
        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        byte[] buffer = new byte[4096];
        int n = is.read(buffer);
        while (n >= 0) {
          baos.write(buffer, 0, n);
          n = is.read(buffer);
        }
        is.close();
        baos.flush();

        return Base64.encodeToString(baos.toByteArray(), Base64.DEFAULT);
      } catch (FileNotFoundException e) {
        e.printStackTrace();
      } catch (IOException e) {
        e.printStackTrace();
      }
      return "";
    }

    public String getEncoding() {
      return CONTENT_TRANSFER_ENCODING;
    }

    public void onPostMessage(String message) {
      if (message.startsWith(CLOSE_POST_MESSAGE_NAME)) {
        finish();
      }
    }
}