Class SwitchDisplay

java.lang.Object

SwitchDisplay

All Implemented Interfaces:

SwitchListener

public class SwitchDisplay
extends java.lang.Object
implements SwitchListener

This class creates a GUI to represent the ports on a switch and the state of the MAC <--> port table. It launches a thread for each port, which monitors the "wire" for that port using a SwitchLightPanel object, updating the icons to show if the port is actively receiving/sending bits.

Constructor Summary

Constructors

Constructor and Description
SwitchDisplay(Switch sw) Create the GUI.

Method Summary

Modifier and Type	Method and Description
void	launchThreadToUpdateLights(int ptNum, SwitchLightPanel panel) Launch a thread that, every millisecond, checks the state of the "wire" on this port to see if it is "high" or "low".
void	macTableChanged(Switch sw) This callback is called whenever the underlying Switch object changes its mac<-->port table.
void	portAttached(Switch sw, SwitchPort pt, SwitchLightPanel panel) When a port is attached, launch a thread to monitor the state of the wire this port is connectd to.

Methods inherited from class java.lang.Object

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

Constructor Detail

SwitchDisplay

public SwitchDisplay(Switch sw)

Create the GUI.

Method Detail

launchThreadToUpdateLights

public void launchThreadToUpdateLights(int ptNum,
                                       SwitchLightPanel panel)

Launch a thread that, every millisecond, checks the state of the "wire" on this port to see if it is "high" or "low". Set the icon accordingly in the GUI.

portAttached

public void portAttached(Switch sw,
                         SwitchPort pt,
                         SwitchLightPanel panel)

When a port is attached, launch a thread to monitor the state of the wire this port is connectd to.

Specified by:

portAttached in interface SwitchListener

macTableChanged

public void macTableChanged(Switch sw)

This callback is called whenever the underlying Switch object changes its mac<-->port table.

Specified by:

macTableChanged in interface SwitchListener