cdrBufInput in = new cdrBufInput(ior_key);
BufferredCdrInput in = new BufferredCdrInput(ior_key);
  public byte[] idFormIor(byte[] ior_key)  {    cdrBufInput in = new cdrBufInput(ior_key);    int signature = in.read_long();    if (signature != SIGNATURE)      return null;    byte[] object_id = in.read_sequence();    byte[] poa_id = in.read_sequence();    if (Arrays.equals(poa_id, id()))      return object_id;    else      return null;  }