/**
* Notifies any interested session attributes that this
* SipApplicationSession is about to be passivated.
*/
protected void notifySessionWillPassivate() {
SipApplicationSessionEvent sasEvent = new SipApplicationSessionEvent(this);
// Notify all SipApplicationSessionActivationListeners in xml
ArrayList<SipApplicationSessionActivationListener> listeners = getSipApplicationListeners().getSipApplicationSessionActivationListener();
for(SipApplicationSessionActivationListener l : listeners) {
l.sessionWillPassivate(sasEvent);