org.elkoserver.server.context

Interface PresenceWatcher

public interface PresenceWatcher

Interface implemented by mods that wish to be notified when the presence of other users in a user's social graph changes.

To enable this notification, mods may implement this interface, though only one mod per user and one mod per context may implement it.

Method Summary

Methods

Modifier and Type	Method and Description
void	notePresenceChange(String observerRef, String domain, String whoRef, String whereRef, boolean on) Take notice that a user elsewhere has come or gone.

Method Detail

notePresenceChange

void notePresenceChange(String observerRef,
                      String domain,
                      String whoRef,
                      String whereRef,
                      boolean on)

Take notice that a user elsewhere has come or gone.

Parameters:

observerRef - Ref of user who cares about this

domain - Presence domain of relationship between users

whoRef - Ref of user who came or went

whereRef - Ref of context the entered or exited

on - True if they came, false if they left