Package org.jupnp.transport.spi

Schnittstelle DatagramProcessor

Alle bekannten Implementierungsklassen:

DatagramProcessorImpl

public interface DatagramProcessor

Reads and creates UDP datagrams from and into UPnP messages.

An implementation of this interface has to be thread-safe.

Autor:

Christian Bauer

Methodenübersicht

Modifizierer und Typ	Methode	Beschreibung
IncomingDatagramMessage	read(InetAddress receivedOnAddress, DatagramPacket datagram)	Reads the datagram and instantiates a message.
DatagramPacket	write(OutgoingDatagramMessage message)	Creates a UDP datagram with the content of a message.

Methodendetails

read

IncomingDatagramMessage read(InetAddress receivedOnAddress,
 DatagramPacket datagram)
                      throws UnsupportedDataException

Reads the datagram and instantiates a message.

The message is either a UpnpRequest or a UpnpResponse operation type.

Parameter:

receivedOnAddress - The address of the socket on which this datagram was received.

datagram - The received UDP datagram.

Gibt zurück:

The populated instance.

Löst aus:

UnsupportedDataException - If the datagram could not be read, or didn't contain required data.

write

DatagramPacket write(OutgoingDatagramMessage message)
              throws UnsupportedDataException

Creates a UDP datagram with the content of a message.

The outgoing message might be a UpnpRequest or a UpnpResponse.

Parameter:

message - The outgoing datagram message.

Gibt zurück:

An actual UDP datagram.

Löst aus:

UnsupportedDataException - If the datagram could not be created.