+ public @NonNull ModuleInfoSnapshotBuilder add(final YangModuleInfo info) {
+ ModuleInfoSnapshotResolver.flatDependencies(moduleInfos, info);
+ return this;
+ }
+
+ public @NonNull ModuleInfoSnapshotBuilder add(final YangModuleInfo... infos) {
+ for (var info : infos) {
+ add(info);
+ }
+ return this;
+ }
+
+ public @NonNull ModuleInfoSnapshotBuilder add(final Iterable<? extends YangModuleInfo> infos) {
+ for (YangModuleInfo info : infos) {
+ add(info);
+ }
+ return this;
+ }
+
+ public <R extends @NonNull DataRoot> @NonNull ModuleInfoSnapshotBuilder addModuleFeatures(final Class<R> module,
+ final Set<? extends YangFeature<?, R>> supportedFeatures) {
+ moduleFeatures.putAll(requireNonNull(module), ImmutableList.copyOf(supportedFeatures));
+ return this;
+ }
+
+ /**
+ * Build {@link ModuleInfoSnapshot} from all {@code moduleInfos} in this builder.
+ *
+ * @return Resulting {@link ModuleInfoSnapshot}
+ * @throws YangParserException if parsing any of the {@link YangModuleInfo} instances fails
+ */
+ public @NonNull ModuleInfoSnapshot build() throws YangParserException {
+ final YangParser parser = parserFactory.createParser();
+
+ final var mappedInfos = new HashMap<SourceIdentifier, YangModuleInfo>();
+ final var classLoaders = new HashMap<String, ClassLoader>();
+ final var namespaces = new HashMap<String, QNameModule>();
+
+ for (var info : moduleInfos) {
+ final var source = ModuleInfoSnapshotResolver.toYangTextSource(info);
+ mappedInfos.put(source.sourceId(), info);
+
+ final String infoRoot = Naming.getRootPackageName(info.getName().getModule());
+ classLoaders.put(infoRoot, info.getClass().getClassLoader());
+ namespaces.put(infoRoot, info.getName().getModule());
+
+ try {
+ parser.addSource(source);
+ } catch (YangSyntaxErrorException | IOException e) {
+ throw new YangParserException("Failed to add source for " + info, e);
+ }
+ }
+
+ if (!moduleFeatures.isEmpty()) {
+ final var featuresByModule = FeatureSet.builder();
+ for (var entry : Multimaps.asMap(moduleFeatures).entrySet()) {
+ final var moduleData = entry.getKey();
+ final var moduleRoot = Naming.getModelRootPackageName(moduleData.getPackage().getName());
+ final var moduleNamespace = namespaces.get(moduleRoot);
+ if (moduleNamespace == null) {
+ throw new YangParserException("Failed to resolve namespace of " + moduleData);
+ }
+
+ featuresByModule.addModuleFeatures(moduleNamespace, entry.getValue().stream()
+ .map(YangFeature::qname)
+ .map(QName::getLocalName)
+ .sorted()
+ .collect(ImmutableSet.toImmutableSet()));
+ }
+ parser.setSupportedFeatures(featuresByModule.build());
+ }
+
+ return new DefaultModuleInfoSnapshot(parser.buildEffectiveModel(), mappedInfos, classLoaders);