Beispiel #1
0
    /**
     * The method is called by a ProtocolProvider implementation whenever a change in the
     * registration state of the corresponding provider had occurred. The method is particularly
     * interested in events stating that the SIP provider has unregistered so that it would fire
     * status change events for all contacts in our buddy list.
     *
     * @param evt ProviderStatusChangeEvent the event describing the status change.
     */
    public void registrationStateChanged(RegistrationStateChangeEvent evt) {
      if (evt.getNewState() == RegistrationState.UNREGISTERING
          || evt.getNewState() == RegistrationState.UNREGISTERED
          || evt.getNewState() == RegistrationState.AUTHENTICATION_FAILED
          || evt.getNewState() == RegistrationState.CONNECTION_FAILED) {
        // stop any task associated with the timer
        if (keepAliveTimer != null) {
          keepAliveTimer.cancel();
          keepAliveTimer = null;
        }
      } else if (evt.getNewState().equals(RegistrationState.REGISTERED)) {
        String keepAliveMethod =
            provider
                .getAccountID()
                .getAccountPropertyString(ProtocolProviderFactory.KEEP_ALIVE_METHOD);

        if (logger.isTraceEnabled()) logger.trace("Keep alive method " + keepAliveMethod);
        // options is default keep-alive, if property is missing
        // then options is used
        if (keepAliveMethod != null
            && !(keepAliveMethod.equalsIgnoreCase("options")
                || keepAliveMethod.equalsIgnoreCase("crlf"))) return;

        int keepAliveInterval =
            provider
                .getAccountID()
                .getAccountPropertyInt(ProtocolProviderFactory.KEEP_ALIVE_INTERVAL, -1);

        if (logger.isTraceEnabled()) logger.trace("Keep alive interval is " + keepAliveInterval);
        if (keepAliveInterval > 0 && !provider.getRegistrarConnection().isRegistrarless()) {
          if (keepAliveTimer == null) keepAliveTimer = new Timer();

          TimerTask keepAliveTask;
          // CRLF is used by default on Android
          if ((OSUtils.IS_ANDROID && keepAliveMethod == null)
              || "crlf".equalsIgnoreCase(keepAliveMethod)) {
            keepAliveTask = new CRLfKeepAliveTask();
          } else {
            // OPTIONS
            keepAliveTask = new OptionsKeepAliveTask();
          }

          if (logger.isDebugEnabled()) logger.debug("Scheduling keep alives: " + keepAliveTask);

          keepAliveTimer.schedule(keepAliveTask, 0, keepAliveInterval * 1000);
        }
      }
    }
 /**
  * Notified when registration state changed for a provider.
  *
  * @param evt
  */
 public void registrationStateChanged(RegistrationStateChangeEvent evt) {
   if (evt.getNewState() == RegistrationState.UNREGISTERING) {
     new Timer().schedule(this, TIME_FOR_PP_TO_UNREGISTER);
   } else {
     protocolProvider.removeRegistrationStateChangeListener(this);
     resetListeningPointsTimers.remove(protocolProvider.getRegistrarConnection().getTransport());
   }
 }