void updateMainStatus(Xmpp xmpp) {
if (isSingleUserContact()) {
SubContact c = getCurrentSubContact();
if (null == c) {
setOfflineStatus();
} else if (this instanceof XmppServiceContact) {
setStatus(c.status, c.statusText);
} else {
xmpp.setContactStatus(this, c.status, c.statusText);
}
}
}