+
+ public Function<Optional<NormalizedNode<?, ?>>, Optional<DataObject>> deserializeFunction(final InstanceIdentifier<?> path) {
+ return new DeserializeFunction(this, path);
+ }
+
+ private static class DeserializeFunction implements Function<Optional<NormalizedNode<?, ?>>, Optional<DataObject>> {
+
+ private final BindingToNormalizedNodeCodec codec;
+ private final InstanceIdentifier<?> path;
+
+ public DeserializeFunction(final BindingToNormalizedNodeCodec codec, final InstanceIdentifier<?> path) {
+ super();
+ this.codec = Preconditions.checkNotNull(codec, "Codec must not be null");
+ this.path = Preconditions.checkNotNull(path, "Path must not be null");
+ }
+
+ @Nullable
+ @Override
+ public Optional<DataObject> apply(@Nullable final Optional<NormalizedNode<?, ?>> normalizedNode) {
+ if (normalizedNode.isPresent()) {
+ final DataObject dataObject;
+ try {
+ dataObject = codec.toBinding(path, normalizedNode.get());
+ } catch (DeserializationException e) {
+ LOG.warn("Failed to create dataobject from node {}", normalizedNode.get(), e);
+ throw new IllegalStateException("Failed to create dataobject", e);
+ }
+
+ if (dataObject != null) {
+ return Optional.of(dataObject);
+ }
+ }
+ return Optional.absent();
+ }
+ }