uk.org.arlott.simon.hw.f24.lbsta
Class NetworkEvent

java.lang.Object
  uk.org.arlott.simon.hw.f24.lbsta.NetworkEvent

public class NetworkEvent
extends java.lang.Object

Models an event on the network.

Field Summary

static int	BRIDGE_PORT_STATE_CHANGED Bridge port state change event.
int	bridgeID Bridge ID.
int	bridgePort Bridge Port.
int	dstHostAddress Destination Host ID.
static int	HOST_GETS_PACKET Host receives packet event.
int	portState Bridge Port state.
static int	ROOT_ID_AT_BRIDGE_CHANGED Root ID at a bridge changed event.
int	rootID Root ID.
int	srcHostAddress Source Host ID.
int	type Type of this event.

Constructor Summary

private

NetworkEvent(int type) Creates a new NetworkEvent of the specified type.

Method Summary

static NetworkEvent	createBridgePortStateChanged(int bridgeID, int bridgePort, int portState) Creates a new Bridge Port State Changed event.
static NetworkEvent	createHostGetsPacket(int srcHostAddress, int dstHostAddress) Creates a new Host Received Packet event.
static NetworkEvent	createRootIDatBridge(int bridgeID, int rootID) Creates a new Root ID at Bridge event.

Methods inherited from class java.lang.Object

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

Field Detail

BRIDGE_PORT_STATE_CHANGED

public static final int BRIDGE_PORT_STATE_CHANGED

Bridge port state change event.

See Also:

Constant Field Values

HOST_GETS_PACKET

public static final int HOST_GETS_PACKET

Host receives packet event.

See Also:

Constant Field Values

ROOT_ID_AT_BRIDGE_CHANGED

public static final int ROOT_ID_AT_BRIDGE_CHANGED

Root ID at a bridge changed event.

See Also:

Constant Field Values

type

public int type

Type of this event.

bridgeID

public int bridgeID

Bridge ID.

bridgePort

public int bridgePort

Bridge Port.

portState

public int portState

Bridge Port state.

rootID

public int rootID

Root ID.

srcHostAddress

public int srcHostAddress

Source Host ID.

dstHostAddress

public int dstHostAddress

Destination Host ID.

Constructor Detail

NetworkEvent

private NetworkEvent(int type)

Creates a new NetworkEvent of the specified type.

Parameters:

type - The type of the event to create.

Method Detail

createBridgePortStateChanged

public static NetworkEvent createBridgePortStateChanged(int bridgeID,
                                                        int bridgePort,
                                                        int portState)

Creates a new Bridge Port State Changed event.

Parameters:

bridgeID - The bridge ID the event occured on.

bridgePort - The bridge port ID the event occured on.

portState - The new port state.

Returns:

A new NetworkEvent.

createHostGetsPacket

public static NetworkEvent createHostGetsPacket(int srcHostAddress,
                                                int dstHostAddress)

Creates a new Host Received Packet event.

Parameters:

srcHostAddress - The host address the packet was received from.

dstHostAddress - The host address the event occured on.

Returns:

A new NetworkEvent.

createRootIDatBridge

public static NetworkEvent createRootIDatBridge(int bridgeID,
                                                int rootID)

Creates a new Root ID at Bridge event.

Parameters:

bridgeID - The bridge ID the event occured on.

rootID - The new root ID.

Returns:

A new NetworkEvent.