public final synchronized void becomeAdminClientServant() {
public final void becomeAdminClientServant() {
    public final synchronized void becomeAdminClientServant() {        Debug.println(this + " becoming AdminClientServant");        Uplink oldUplink = this.uplink;        //notwendig, damit stopClientServant() nicht den uplink stoppt        this.uplink = null;        AdminClientServant tmpAdminClientServant =            new AdminClientServant(oldUplink, this.downlink, this.server, this.server.getChannelAdministration(),            this.userAdministration, this.user, this.server.getDataBaseIO());    }