// field is in the form "roomName@service/nickname"
Presence joinPresence = new Presence(Presence.Type.available);
joinPresence.setTo(room + "/" + nickname);
// Indicate the the client supports MUC
MUCInitialPresence mucInitialPresence = new MUCInitialPresence();
if (password != null) {
mucInitialPresence.setPassword(password);
}
if (history != null) {
mucInitialPresence.setHistory(history.getMUCHistory());
}
joinPresence.addExtension(mucInitialPresence);
// Invoke presence interceptors so that extra information can be dynamically added
for (PacketInterceptor packetInterceptor : presenceInterceptors) {
packetInterceptor.interceptPacket(joinPresence);