org.universAAL.lddi.knx.networkdriver
Class KnxWriter

java.lang.Object
  org.universAAL.lddi.knx.networkdriver.KnxWriter

public class KnxWriter
extends Object

Envelopes KNX commands to UDP Packets and sends them on a UDP Multicast Channel. Uses KNXEncoder to operate translation from high-level commands to low-level KNX commands.

Author:

Thomas Fuxreiter (foex@gmx.at)

Field Summary

protected KnxNetworkDriverImp

core

Constructor Summary

KnxWriter(KnxNetworkDriverImp core)

Method Summary

byte[]	getLastPacketSent()
void	requestDeviceStatus(String deviceId) Send KNX command 00 to group Address.
void	write(String deviceAddress, byte[] dataByte, KnxCommand commandType) Send KNX command to UPD multicast channel.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

core

protected KnxNetworkDriverImp core

Constructor Detail

KnxWriter

public KnxWriter(KnxNetworkDriverImp core)

Method Detail

write

public void write(String deviceAddress,
                  byte[] dataByte,
                  KnxCommand commandType)

Send KNX command to UPD multicast channel. Store current sent telegram.

Parameters:

deviceAddress - knx group address (1/2/3)

dataByte - knx command

commandType -

requestDeviceStatus

public void requestDeviceStatus(String deviceId)

Send KNX command 00 to group Address. Is seems that all devices belonging to this group address answer with their status. So, multiple answer telegrams are possible.

Parameters:

knx - address; either group address (1/2/3) or groupDevice address (1.2.3)

getLastPacketSent

public byte[] getLastPacketSent()

Returns:

the lastPacketSent