PamController
Class NetworkController

java.lang.Object
  PamController.NetworkController

public class NetworkController
extends java.lang.Object

Nested Class Summary

(package private) class	NetworkController.ListenerThread
private class	NetworkController.NetworkRecorderTrigger

Field Summary

private byte[]	byteBuffer
private boolean	initialisationComplete
private NetworkController.ListenerThread	listenerThread
private static int	MAX_COMMAND_LENGTH
private PamController	pamController
private java.net.DatagramSocket	receiveSocket
private NetworkController.NetworkRecorderTrigger[]	recorderTriggers
private java.net.DatagramPacket	udpPacket

Constructor Summary

NetworkController(PamController pamController)

Method Summary

void	closeUDPPort() Close the UDP port.
private void	createRecorderTriggers()
private NetworkController.NetworkRecorderTrigger	findTrigger(java.lang.String name)
private java.lang.String	getCommand() Blocking function to wait for a command string to be sent over UDP
private boolean	interpretCommand(java.lang.String command) Interpret and act on a udp command string.
void	notifyModelChanged(int changeType)
boolean	openUDPPort() Open the UDP port.
private boolean	sendData(java.lang.String dataString)
void	sitInLoop() Infinite loop.
private boolean	triggerRecording(java.lang.String name, int seconds)

Methods inherited from class java.lang.Object

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

Field Detail

pamController

private PamController pamController

listenerThread

private NetworkController.ListenerThread listenerThread

receiveSocket

private java.net.DatagramSocket receiveSocket

udpPacket

private java.net.DatagramPacket udpPacket

initialisationComplete

private boolean initialisationComplete

MAX_COMMAND_LENGTH

private static final int MAX_COMMAND_LENGTH

See Also:

Constant Field Values

byteBuffer

private byte[] byteBuffer

recorderTriggers

private NetworkController.NetworkRecorderTrigger[] recorderTriggers

Constructor Detail

NetworkController

public NetworkController(PamController pamController)

Method Detail

openUDPPort

public boolean openUDPPort()

Open the UDP port.

Returns:

true if opened OK

closeUDPPort

public void closeUDPPort()

Close the UDP port.

sitInLoop

public void sitInLoop()

Infinite loop. The program sits here waiting for commands and interpreting them as needs.
It will exit when InterpretCommand returns false, which it should only do when the exit program command has been sent.

interpretCommand

private boolean interpretCommand(java.lang.String command)

Interpret and act on a udp command string.

Parameters:

command - command string

Returns:

false if the command was to exit the program (in which case this thread will exit and close the port). True otherwise.

sendData

private boolean sendData(java.lang.String dataString)

getCommand

private java.lang.String getCommand()

Blocking function to wait for a command string to be sent over UDP

Returns:

command string or null if should exit.

notifyModelChanged

public void notifyModelChanged(int changeType)

createRecorderTriggers

private void createRecorderTriggers()

triggerRecording

private boolean triggerRecording(java.lang.String name,
                                 int seconds)

findTrigger

private NetworkController.NetworkRecorderTrigger findTrigger(java.lang.String name)