class CalypsoPo extends AbstractMatchingSe {

  public final ElementaryFile getFileBySfi(byte sfi) {
    ElementaryFile ef = efBySfi.get(sfi);
    if (ef == null) {
      throw new NoSuchElementException(
          "EF with SFI [0x" + Integer.toHexString(sfi & 0xFF) + "] is not found.");
    }
    return ef;
  }

    CalypsoPo(SeResponse selectionResponse);

}