- public <L extends org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeListener> ListenerRegistration<L>
- registerTreeChangeListener(final YangInstanceIdentifier treeId, final L listener) {
- final AbstractDOMDataTreeChangeListenerRegistration<DOMDataTreeChangeListener> registration =
- super.registerTreeChangeListener(treeId, (org.opendaylight.mdsal.dom.api.DOMDataTreeChangeListener)
- changes -> listener.onDataTreeChanged(changes));
+ public void registerTreeChangeListener(final YangInstanceIdentifier treeId,
+ final DOMDataTreeChangeListener listener, final Optional<DataTreeCandidate> initialState,
+ final Consumer<ListenerRegistration<DOMDataTreeChangeListener>> onRegistration) {
+ registerTreeChangeListener(treeId, listener, onRegistration);
+
+ if (initialState.isPresent()) {
+ notifySingleListener(treeId, listener, initialState.get(), logContext);
+ } else {
+ listener.onInitialData();
+ }
+ }
+
+ void registerTreeChangeListener(final YangInstanceIdentifier treeId, final DOMDataTreeChangeListener listener,
+ final Consumer<ListenerRegistration<DOMDataTreeChangeListener>> onRegistration) {
+ LOG.debug("{}: registerTreeChangeListener: path: {}, listener: {}", logContext, treeId, listener);
+
+ AbstractDOMDataTreeChangeListenerRegistration<DOMDataTreeChangeListener> registration =
+ super.registerTreeChangeListener(treeId, listener);
+
+ onRegistration.accept(registration);
+ }
+
+ static void notifySingleListener(final YangInstanceIdentifier treeId, final DOMDataTreeChangeListener listener,
+ final DataTreeCandidate state, final String logContext) {
+ LOG.debug("{}: notifySingleListener: path: {}, listener: {}", logContext, treeId, listener);
+ DefaultShardDataTreeChangeListenerPublisher publisher =
+ new DefaultShardDataTreeChangeListenerPublisher(logContext);
+ publisher.logContext = logContext;
+ publisher.registerTreeChangeListener(treeId, listener);