org.javagroups.demos
Class Chat

java.lang.Object
  |
  +--org.javagroups.demos.Chat

All Implemented Interfaces:

java.util.EventListener, MembershipListener, MessageListener, java.awt.event.MouseListener, java.awt.event.WindowListener

public class Chat

extends java.lang.Object

implements java.awt.event.MouseListener, java.awt.event.WindowListener, MessageListener, MembershipListener

Instances of the group can broadcast short messages to the group, and receive them. A special button (leaveJoin()) leaves the group and the re-joins it. Originally written by a student, modified by Bela Ban

Constructor Summary

Chat(java.lang.String props)

Method Summary

void	block() Block sending and receiving of messages until viewAccepted() is called
byte[]	getState()
void	go()
static void	main(java.lang.String[] args)
void	mouseClicked(java.awt.event.MouseEvent e)
void	mouseEntered(java.awt.event.MouseEvent e)
void	mouseExited(java.awt.event.MouseEvent e)
void	mousePressed(java.awt.event.MouseEvent e)
void	mouseReleased(java.awt.event.MouseEvent e)
void	receive(Message msg)
void	setState(byte[] state)
void	suspect(Address suspected_mbr) Called when a member is suspected
void	viewAccepted(View new_view) Called by JavaGroups to notify the target object of a change of membership.
void	windowActivated(java.awt.event.WindowEvent e)
void	windowClosed(java.awt.event.WindowEvent e)
void	windowClosing(java.awt.event.WindowEvent e)
void	windowDeactivated(java.awt.event.WindowEvent e)
void	windowDeiconified(java.awt.event.WindowEvent e)
void	windowIconified(java.awt.event.WindowEvent e)
void	windowOpened(java.awt.event.WindowEvent e)

Methods inherited from class java.lang.Object

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

Constructor Detail

Chat

public Chat(java.lang.String props)

Method Detail

main

public static void main(java.lang.String[] args)

go

public void go()

receive

public void receive(Message msg)

Specified by:

receive in interface MessageListener

getState

public byte[] getState()

Specified by:

getState in interface MessageListener

setState

public void setState(byte[] state)

Specified by:

setState in interface MessageListener

viewAccepted

public void viewAccepted(View new_view)

Description copied from interface: MembershipListener

Called by JavaGroups to notify the target object of a change of membership. No long running actions should be done in this callback in the case of Ensemble, as this would block Ensemble. If some long running action needs to be performed, it should be done in a separate thread (cf. ../Tests/QuoteServer.java).

Specified by:

viewAccepted in interface MembershipListener

suspect

public void suspect(Address suspected_mbr)

Description copied from interface: MembershipListener

Called when a member is suspected

Specified by:

suspect in interface MembershipListener

block

public void block()

Description copied from interface: MembershipListener

Block sending and receiving of messages until viewAccepted() is called

Specified by:

block in interface MembershipListener

mouseClicked

public void mouseClicked(java.awt.event.MouseEvent e)

Specified by:

mouseClicked in interface java.awt.event.MouseListener

mouseEntered

public void mouseEntered(java.awt.event.MouseEvent e)

Specified by:

mouseEntered in interface java.awt.event.MouseListener

mouseExited

public void mouseExited(java.awt.event.MouseEvent e)

Specified by:

mouseExited in interface java.awt.event.MouseListener

mousePressed

public void mousePressed(java.awt.event.MouseEvent e)

Specified by:

mousePressed in interface java.awt.event.MouseListener

mouseReleased

public void mouseReleased(java.awt.event.MouseEvent e)

Specified by:

mouseReleased in interface java.awt.event.MouseListener

windowActivated

public void windowActivated(java.awt.event.WindowEvent e)

Specified by:

windowActivated in interface java.awt.event.WindowListener

windowClosed

public void windowClosed(java.awt.event.WindowEvent e)

Specified by:

windowClosed in interface java.awt.event.WindowListener

windowClosing

public void windowClosing(java.awt.event.WindowEvent e)

Specified by:

windowClosing in interface java.awt.event.WindowListener

windowDeactivated

public void windowDeactivated(java.awt.event.WindowEvent e)

Specified by:

windowDeactivated in interface java.awt.event.WindowListener

windowDeiconified

public void windowDeiconified(java.awt.event.WindowEvent e)

Specified by:

windowDeiconified in interface java.awt.event.WindowListener

windowIconified

public void windowIconified(java.awt.event.WindowEvent e)

Specified by:

windowIconified in interface java.awt.event.WindowListener

windowOpened

public void windowOpened(java.awt.event.WindowEvent e)

Specified by:

windowOpened in interface java.awt.event.WindowListener