com.sun.spot.peripheral.radio
Class RadioPacketDispatcher

java.lang.Object
  com.sun.spot.peripheral.radio.RadioPacketDispatcher

All Implemented Interfaces:

IRadioPacketDispatcher

public class RadioPacketDispatcher
extends Object
implements IRadioPacketDispatcher

Implements IRadioPacketDispatcher for the Spot environment.

Author:

Pete St. Pierre, refactored from original LowPanPacketDispatcher by Jochen Furthmueller.

Method Summary

void	deregisterPacketQualityListener(IPacketQualityListener listener) Undo a previous call of registerPacketListener()
static IRadioPacketDispatcher	getInstance() Return the singleton instance of RadioPacketDispatcher.
void	initialize(ILowPan lowPanLayer) Called by LowPan to initialize the dispatcher.
void	registerPacketQualityListener(IPacketQualityListener packetListener) Register to be notified with Link Quality information.
void	sendBroadcast(RadioPacket rp) Broadcast a packet.
void	sendPacket(RadioPacket rp) Send a packet.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static IRadioPacketDispatcher getInstance()

Return the singleton instance of RadioPacketDispatcher.

Returns:

the instance

registerPacketQualityListener

public void registerPacketQualityListener(IPacketQualityListener packetListener)

Register to be notified with Link Quality information.

Specified by:

registerPacketQualityListener in interface IRadioPacketDispatcher

Parameters:

packetListener - the class that wants to be called back

deregisterPacketQualityListener

public void deregisterPacketQualityListener(IPacketQualityListener listener)

Undo a previous call of registerPacketListener()

Specified by:

deregisterPacketQualityListener in interface IRadioPacketDispatcher

Parameters:

listener - the class that wants to be deregistered

sendBroadcast

public void sendBroadcast(RadioPacket rp)
                   throws NoAckException,
                          ChannelBusyException

Broadcast a packet. Called from sendPacket if destination is a broadcast or unknown

Parameters:

rp -

Throws:

NoAckException

ChannelBusyException

sendPacket

public void sendPacket(RadioPacket rp)
                throws NoAckException,
                       ChannelBusyException

Send a packet. Is called by the low pan layer

Specified by:

sendPacket in interface IRadioPacketDispatcher

Parameters:

rp -

Throws:

NoAckException

ChannelBusyException

initialize

public void initialize(ILowPan lowPanLayer)

Called by LowPan to initialize the dispatcher. Note: This is only called after LowPan is completely started up. This method is there to prevent cycles in the initialization process

Specified by:

initialize in interface IRadioPacketDispatcher

Parameters:

lowPanLayer - reference to the fully started LowPan instance