/**
* Start updating the presence information. Tells the PresenceManager to plug into the
* UserListener system so it can be notified of user join/leave events, which it takes as signals
* to update the presence information.
*/
public void startPresenceUpdating() {
if (!service.isValidConfiguration()) {
logger.log(
Level.WARNING,
"Tried to start presence updating, but XMPP configuration was not valid. Make sure to set an account name and password.");
return;
}
// Start a recurring task that updates the status messages.
// lets try using the UserManager notification mechanism for deciding when a good time to update
// would be.
UserManager manager = UserManager.getUserManager();
listener = new PresenceUserListener();
// Using this inner class as an indirection to avoid serialization problems.
manager.addUserListener(listener);
// Kick off a task that periodically cleans out expired XMPP connections
// (ie connections from which we haven't seen an event in a while)
// no need to run this that often; being off by a few seconds is no big deal.
AppContext.getTaskManager().schedulePeriodicTask(new ExpireConnectionsTask(), 0, 3000);
}
/**
* Get the Wonderland identity based on the given client id. This requires mapping first to a
* WonderlandClientID and then to a UserMO
*
* @param clientID the client ID as a BigInteger
* @return the identity associated with that clientID, or null if the client can't be found
*/
protected WonderlandIdentity getIdentity(BigInteger clientID) {
// map the provided value to a client ID to check
SessionMapManager smm = AppContext.getManager(SessionMapManager.class);
WonderlandClientID checkID = smm.getClientID(clientID);
if (checkID == null) {
logger.warning("Unable to find client ID for " + clientID);
return null;
}
// now get a user
UserMO user = UserManager.getUserManager().getUser(checkID);
if (user == null) {
logger.warning("Unable to find user for " + checkID.getID());
return null;
}
return user.getIdentity();
}
/** Stops presence updating by removing the listener on login/logout events. */
public void stopPresenceUpdating() {
UserManager manager = UserManager.getUserManager();
manager.removeUserListener(listener);
}
public void registered(WonderlandClientSender sender) {
UserManager.getUserManager().addUserListener(this);
}
