class PoTransaction {

  public final void prepareReadCounterFile(byte sfi, int countersNumber) {
    prepareReadRecordFile(sfi, 1, 1, countersNumber * 3);
  }

  public  PoTransaction(SeResource<CalypsoPo> poResource, PoSecuritySettings poSecuritySettings);
  public  PoTransaction(SeResource<CalypsoPo> poResource);

}