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package fr.dgac.ivy;
/**
* this interface specifies the methods of an ApplicationListener
*
* @author François-Régis Colin
* @author Yannick Jestin
* @author <a href="http://www.tls.cena.fr/products/ivy/">http://www.tls.cena.fr/products/ivy/</a>
*
* The ApplicatinListenr for receiving application level events on the Ivy
* bus: connexion, disconnexion, direct messages or requests to quit.
*
* Changelog:
* 1.2.4
* - sendDie now requires a String argument ! It is MANDATORY, and could
* impact your implementations !
*/
public interface IvyApplicationListener extends java.util.EventListener {
/**
* invoked when a Ivy Client has joined the bus
* @param client the peer
*/
public abstract void connect(IvyClient client);
/**
* invoked when a Ivy Client has left the bus
* @param client the peer
*/
public abstract void disconnect(IvyClient client);
/**
* invoked when a peer request us to leave the bus
* @param client the peer
*/
public abstract void die(IvyClient client, int id,String msgarg);
/**
* invoked when a peer sends us a direct message
* @param client the peer
* @param id
* @param msgarg the message itself
*
* there is no need to use a bus close() or stop() operation within a die()
* method, it will be called automatically. Furthermore, it is considered
* poor style to enforce the end of a program with System.exit(), you should
* consider terminating all threads ( AWT, etc )
*/
public abstract void directMessage( IvyClient client, int id,String msgarg );
}
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