- void onLeadershipChange(final boolean isLeader) {
- for (ActorSelection dataChangeListener : dataChangeListeners) {
- dataChangeListener.tell(new EnableNotification(isLeader), getSelf());
- }
-
- if (isLeader) {
- for (DelayedListenerRegistration reg: delayedListenerRegistrations) {
- if(!reg.isClosed()) {
- reg.setDelegate(createDelegate(reg.getRegisterChangeListener()));
- }
- }
-
- delayedListenerRegistrations.clear();
- }
- }
-
- @Override
- void onMessage(final RegisterChangeListener message, final boolean isLeader) {
-
- LOG.debug("{}: registerDataChangeListener for {}, leader: {}", persistenceId(), message.getPath(), isLeader);
-
- ListenerRegistration<AsyncDataChangeListener<YangInstanceIdentifier,
- NormalizedNode<?, ?>>> registration;
- if (isLeader) {
- registration = createDelegate(message);
- } else {
- LOG.debug("{}: Shard is not the leader - delaying registration", persistenceId());
-
- DelayedListenerRegistration delayedReg = new DelayedListenerRegistration(message);
- delayedListenerRegistrations.add(delayedReg);
- registration = delayedReg;
- }
-
- ActorRef listenerRegistration = createActor(DataChangeListenerRegistration.props(registration));
-
- LOG.debug("{}: registerDataChangeListener sending reply, listenerRegistrationPath = {} ",
- persistenceId(), listenerRegistration.path());
-
- tellSender(new RegisterChangeListenerReply(listenerRegistration));
- }
-
- @Override
- ListenerRegistration<AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>>> createDelegate(
- final RegisterChangeListener message) {