* Refresh the connection drop-down timer.
* Mutual exclusion with updateKeepAlive(), updateConnectionDropDown() and doTimeOut()
*/
private synchronized void updateConnectionDropDown() {
if (connectionDropDownTime > 0) {
TimerDispatcher td = TimerDispatcher.getTimerDispatcher();
if (cdTimer != null) {
td.remove(cdTimer);
}
cdTimer = td.add(new Timer(System.currentTimeMillis()+connectionDropDownTime, this));
}
}