- return Optional.absent();
- }
-
- try {
- return Optional.fromNullable(getCodec().toBinding(path, data));
- } catch (DeserializationException e) {
- return Optional.absent();
- }
- }
-
- private class TranslatingDataChangeInvoker implements DOMDataChangeListener {
- private final DataChangeListener bindingDataChangeListener;
- private final LogicalDatastoreType store;
- private final InstanceIdentifier<?> path;
- private final DataChangeScope triggeringScope;
-
- public TranslatingDataChangeInvoker(final LogicalDatastoreType store, final InstanceIdentifier<?> path,
- final DataChangeListener bindingDataChangeListener, final DataChangeScope triggeringScope) {
- this.store = store;
- this.path = path;
- this.bindingDataChangeListener = bindingDataChangeListener;
- this.triggeringScope = triggeringScope;
- }
-
- @Override
- public void onDataChanged(
- final AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> change) {
- bindingDataChangeListener.onDataChanged(new TranslatedDataChangeEvent(change, path));
- }
- }
-
- private class TranslatedDataChangeEvent implements AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> {
- private final AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> domEvent;
- private final InstanceIdentifier<?> path;
-
- private Map<InstanceIdentifier<?>, DataObject> createdCache;
- private Map<InstanceIdentifier<?>, DataObject> updatedCache;
- private Map<InstanceIdentifier<?>, DataObject> originalCache;
- private Set<InstanceIdentifier<?>> removedCache;
- private Optional<DataObject> originalDataCache;
- private Optional<DataObject> updatedDataCache;
-
- public TranslatedDataChangeEvent(
- final AsyncDataChangeEvent<YangInstanceIdentifier, NormalizedNode<?, ?>> change,
- final InstanceIdentifier<?> path) {
- this.domEvent = change;
- this.path = path;
- }
-
- @Override
- public Map<InstanceIdentifier<?>, DataObject> getCreatedData() {
- if (createdCache == null) {
- createdCache = Collections.unmodifiableMap(toBinding(domEvent.getCreatedData()));
- }
- return createdCache;
- }
-
- @Override
- public Map<InstanceIdentifier<?>, DataObject> getUpdatedData() {
- if (updatedCache == null) {
- updatedCache = Collections.unmodifiableMap(toBinding(domEvent.getUpdatedData()));
- }
- return updatedCache;
-
- }
-
- @Override
- public Set<InstanceIdentifier<?>> getRemovedPaths() {
- if (removedCache == null) {
- removedCache = Collections.unmodifiableSet(toBinding(domEvent.getRemovedPaths()));
- }
- return removedCache;
- }
-
- @Override
- public Map<InstanceIdentifier<?>, DataObject> getOriginalData() {
- if (originalCache == null) {
- originalCache = Collections.unmodifiableMap(toBinding(domEvent.getOriginalData()));
- }
- return originalCache;
-
- }
-
- @Override
- public DataObject getOriginalSubtree() {
- if (originalDataCache == null) {
- if(domEvent.getOriginalSubtree() != null) {
- originalDataCache = toBindingData(path, domEvent.getOriginalSubtree());
- } else {
- originalDataCache = Optional.absent();
- }
- }
- return originalDataCache.orNull();
- }
-
- @Override
- public DataObject getUpdatedSubtree() {
- if (updatedDataCache == null) {
- if(domEvent.getUpdatedSubtree() != null) {
- updatedDataCache = toBindingData(path, domEvent.getUpdatedSubtree());
- } else {
- updatedDataCache = Optional.absent();
- }
- }
- return updatedDataCache.orNull();
- }
-
- @Override
- public String toString() {
- return Objects.toStringHelper(TranslatedDataChangeEvent.class) //
- .add("created", getCreatedData()) //
- .add("updated", getUpdatedData()) //
- .add("removed", getRemovedPaths()) //
- .add("dom", domEvent) //
- .toString();