public void Start()
{
TransactionUser.NuevaSolicitud(pdu, this, Transport);
if (pdu.RequiresAnswer)
{
rta = TransactionUser.RequieroRespuesta(pdu, this, Transport);
rta.DeviceId = pdu.DeviceId;
rta.Destination = pdu.Destination;
rta.Seq = pdu.Seq;
}
else
{
rta = new PDU
{
DeviceId = pdu.DeviceId,
Seq = pdu.Seq,
Options = pdu.Options,
Destination = pdu.Destination,
CH = ((byte)Decoder.ComandoH.OKACK),
CL = ResponseCL
};
}
Transport.Send(rta);
SetupDisposeTimer();
if (pdu.RequiresACK)
{
State = States.RESPONDIENDO;
SetupRetryTimer();
}
else
{
State = States.CONFIRMANDO;
}
}
public MRS(PDU _pdu, AbstractTransport t, TransactionUser ut)
: base(t, ut)
{
pdu = _pdu;
Seq = pdu.Seq;
DeviceId = pdu.DeviceId;
}
public MRC(PDU _pdu, AbstractTransport t, TransactionUser ut)
: base(t, ut)
{
pdu = _pdu;
Seq = pdu.Seq;
DeviceId = pdu.DeviceId;
State = States.INICIO;
}
public override void DisposeTimerExpired(object sender)
{
if (State == States.CONFIRMANDO)
{
State = States.TERMINADO;
Transport.TransaccionCompleta(this, pdu);
}
else if (State == States.RESPONDIENDO)
{
State = States.TERMINADO;
TransactionUser.RespuestaNoEntregada(rta, this, Transport);
Transport.TransaccionCompleta(this, pdu);
}
}
public override void DisposeTimerExpired(object sender)
{
if (State == States.ENVIANDO)
{
State = States.TERMINADO;
TransactionUser.SolicitudNoEnviada(pdu, this, Transport);
Transport.TransaccionCompleta(this, pdu);
}
else if (State == States.CONFIRMANDO)
{
State = States.TERMINADO;
// no se informa TU
Transport.TransaccionCompleta(this, pdu);
}
}
public override void ReceivedPDU(PDU p)
{
if (State == States.CONFIRMANDO)
{
Transport.Send(rta);
}
else if (State == States.RESPONDIENDO)
{
if (p.CH != pdu.CH)
{
State = States.TERMINADO;
TransactionUser.RespuestaEntregada(p, this, Transport);
Transport.TransaccionCompleta(this, pdu);
}
}
}
public override void ReceivedPDU(PDU response)
{
if (State == States.ENVIANDO)
{
if (response.RequiresACK)
{
State = States.CONFIRMANDO;
pdu = TransactionUser.RequieroACK(response, this, Transport);
pdu.Destination = response.Destination;
Transport.Send(pdu);
}
else
{
State = States.TERMINADO;
TransactionUser.SolicitudEntregada(response, pdu, this, Transport);
Transport.TransaccionCompleta(this, pdu);
}
}
else if (State == States.CONFIRMANDO)
{
// se reenvia el ack, pues llego la rta nuevamente.
Transport.Send(pdu);
}
}
protected Transaction(AbstractTransport t, TransactionUser ut)
{
Transport = t;
TransactionUser = ut;
State = States.INICIO;
}