+ public TipProducingDataTree create(final TreeType treeType, final YangInstanceIdentifier rootPath) {
+ if (rootPath.isEmpty()) {
+ return create(treeType);
+ }
+
+ final DataTreeConfiguration defConfig = DataTreeConfiguration.getDefault(treeType);
+ final DataTreeConfiguration config;
+ if (!rootPath.isEmpty()) {
+ config = new Builder(treeType).setMandatoryNodesValidation(defConfig.isMandatoryNodesValidationEnabled())
+ .setRootPath(rootPath).setUniqueIndexes(defConfig.isUniqueIndexEnabled()).build();
+ } else {
+ config = defConfig;
+ }
+
+ return new InMemoryDataTree(TreeNodeFactory.createTreeNode(createRoot(rootPath), Version.initial()), config,
+ null);
+ }
+
+ @Override
+ public TipProducingDataTree create(final DataTreeConfiguration treeConfig) {
+ return new InMemoryDataTree(TreeNodeFactory.createTreeNode(createRoot(treeConfig.getRootPath()),
+ Version.initial()), treeConfig, null);
+ }
+
+ @Override
+ public DataTree create(final DataTreeConfiguration treeConfig, final SchemaContext initialSchemaContext) {
+ return create(treeConfig, initialSchemaContext, true);
+ }
+
+ @Override
+ public DataTree create(final DataTreeConfiguration treeConfig, final SchemaContext initialSchemaContext,
+ final NormalizedNodeContainer<?, ?, ?> initialRoot) throws DataValidationFailedException {
+ final DataTree ret = create(treeConfig, initialSchemaContext, false);
+
+ final DataTreeModification mod = ret.takeSnapshot().newModification();
+ mod.write(YangInstanceIdentifier.EMPTY, initialRoot);
+ mod.ready();
+
+ ret.validate(mod);
+ final DataTreeCandidate candidate = ret.prepare(mod);
+ ret.commit(candidate);
+ return ret;
+ }
+
+ private static DataTree create(final DataTreeConfiguration treeConfig, final SchemaContext initialSchemaContext,
+ final boolean maskMandatory) {
+ final DataSchemaNode rootSchemaNode = getRootSchemaNode(initialSchemaContext, treeConfig.getRootPath());
+ final NormalizedNode<?, ?> rootDataNode = createRoot((DataNodeContainer)rootSchemaNode,
+ treeConfig.getRootPath());
+ return new InMemoryDataTree(TreeNodeFactory.createTreeNode(rootDataNode, Version.initial()), treeConfig,
+ initialSchemaContext, rootSchemaNode, maskMandatory);
+ }
+
+ private static DataSchemaNode getRootSchemaNode(final SchemaContext schemaContext,
+ final YangInstanceIdentifier rootPath) {
+ final DataSchemaContextTree contextTree = DataSchemaContextTree.from(schemaContext);
+ final DataSchemaContextNode<?> rootContextNode = contextTree.getChild(rootPath);
+ Preconditions.checkArgument(rootContextNode != null, "Failed to find root %s in schema context", rootPath);
+
+ final DataSchemaNode rootSchemaNode = rootContextNode.getDataSchemaNode();
+ Preconditions.checkArgument(rootSchemaNode instanceof DataNodeContainer,
+ "Root %s resolves to non-container type %s", rootPath, rootSchemaNode);
+ return rootSchemaNode;
+ }
+
+ private static NormalizedNode<?, ?> createRoot(final DataNodeContainer schemaNode,
+ final YangInstanceIdentifier path) {
+ if (path.isEmpty()) {
+ Preconditions.checkArgument(schemaNode instanceof ContainerSchemaNode,
+ "Conceptual tree root has to be a container, not %s", schemaNode);
+ return ROOT_CONTAINER;
+ }
+
+ final PathArgument arg = path.getLastPathArgument();
+ if (schemaNode instanceof ContainerSchemaNode) {
+ Preconditions.checkArgument(arg instanceof NodeIdentifier, "Mismatched container %s path %s", schemaNode,
+ path);
+ return ImmutableContainerNodeBuilder.create().withNodeIdentifier((NodeIdentifier) arg).build();
+ } else if (schemaNode instanceof ListSchemaNode) {
+ // This can either be a top-level list or its individual entry
+ if (arg instanceof NodeIdentifierWithPredicates) {
+ return ImmutableNodes.mapEntryBuilder().withNodeIdentifier((NodeIdentifierWithPredicates) arg).build();
+ }
+ Preconditions.checkArgument(arg instanceof NodeIdentifier, "Mismatched list %s path %s", schemaNode, path);
+ return ImmutableNodes.mapNodeBuilder().withNodeIdentifier((NodeIdentifier) arg).build();
+ } else {
+ throw new IllegalArgumentException("Unsupported root schema " + schemaNode);
+ }
+ }
+
+ private static NormalizedNode<?, ?> createRoot(final YangInstanceIdentifier path) {
+ if (path.isEmpty()) {
+ return ROOT_CONTAINER;
+ }
+
+ final PathArgument arg = path.getLastPathArgument();
+ if (arg instanceof NodeIdentifier) {
+ return ImmutableContainerNodeBuilder.create().withNodeIdentifier((NodeIdentifier) arg).build();
+ }
+ if (arg instanceof NodeIdentifierWithPredicates) {
+ return ImmutableNodes.mapEntryBuilder().withNodeIdentifier((NodeIdentifierWithPredicates) arg).build();
+ }