+ private void enableNotification(EnableNotification message) {
+ notificationsEnabled = message.isEnabled();
+ LOG.debug("{} notifications for listener {}", (notificationsEnabled ? "Enabled" : "Disabled"),
+ listener);
+ }
+
+ private void dataChanged(Object message) {
+
+ // Do nothing if notifications are not enabled
+ if(!notificationsEnabled) {
+ LOG.debug("Notifications not enabled for listener {} - dropping change notification", listener);
+ return;
+ }
+
+ DataChanged reply = (DataChanged) message;
+ AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> change = reply.getChange();
+
+ LOG.debug("Sending change notification {} to listener {}", change, listener);
+
+ try {
+ this.listener.onDataChanged(change);
+ } catch (RuntimeException e) {
+ LOG.error( String.format( "Error notifying listener %s", this.listener ), e );
+ }
+
+ if(isValidSender(getSender())) {
+ getSender().tell(DataChangedReply.INSTANCE, getSelf());
+ }
+ }
+
+ public static Props props(final AsyncDataChangeListener<YangInstanceIdentifier,
+ NormalizedNode<?, ?>> listener) {
+ return Props.create(new DataChangeListenerCreator(listener));
+ }
+
+ private static class DataChangeListenerCreator implements Creator<DataChangeListener> {
+ private static final long serialVersionUID = 1L;
+
+ final AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>> listener;