this.joinChannel(this.server.getChannelAdministration().FOYERNAME);
    public final void loginAsGuest(String name) {        UserAdministration tmpUserAdministration = this.userAdministration;        User tmpUser = tmpUserAdministration.loginGuest(name);        //Gastanmeldung nicht gelungen, Fehler senden        if (tmpUser == null) {            this.sendCommand(                new Util.Commands.LoginErrorCommand());            this.setUser(null);        }        //Anmeldung erfolgreich, Foyer betreten, Client benachrichtigen        else {            this.setUser(tmpUser);            this.joinChannel(this.server.getChannelAdministration().FOYERNAME);            this.sendCurrentUserData();        }    }