2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.mdsal.binding.dom.codec.impl;
10 import com.google.common.base.Throwables;
11 import com.google.common.collect.ImmutableSet;
12 import java.lang.invoke.MethodHandle;
13 import java.lang.invoke.MethodHandles;
14 import java.lang.invoke.MethodType;
15 import java.util.List;
17 import org.opendaylight.mdsal.binding.dom.codec.api.BindingAugmentationCodecTreeNode;
18 import org.opendaylight.mdsal.binding.runtime.api.AugmentRuntimeType;
19 import org.opendaylight.yangtools.yang.binding.Augmentation;
20 import org.opendaylight.yangtools.yang.binding.DataObject;
21 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
22 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
23 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
24 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerNode;
25 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
27 final class AugmentationCodecContext<D extends DataObject & Augmentation<?>>
28 extends AbstractDataObjectCodecContext<D, AugmentRuntimeType> implements BindingAugmentationCodecTreeNode<D> {
29 private static final MethodType CONSTRUCTOR_TYPE = MethodType.methodType(void.class,
30 AbstractDataObjectCodecContext.class, DataContainerNode.class);
31 private static final MethodType DATAOBJECT_TYPE = MethodType.methodType(DataObject.class,
32 AugmentationCodecContext.class, DataContainerNode.class);
34 private final MethodHandle proxyConstructor;
36 private AugmentationCodecContext(final AugmentationCodecPrototype prototype,
37 final DataContainerAnalysis<AugmentRuntimeType> analysis) {
38 super(prototype, analysis);
40 final var bindingClass = CodecDataObjectGenerator.generate(prototype.contextFactory().getLoader(),
41 prototype.javaClass(), analysis.leafContexts, analysis.daoProperties, null);
43 final MethodHandle ctor;
45 ctor = MethodHandles.publicLookup().findConstructor(bindingClass, CONSTRUCTOR_TYPE);
46 } catch (NoSuchMethodException | IllegalAccessException e) {
47 throw new LinkageError("Failed to find contructor for class " + bindingClass, e);
50 proxyConstructor = ctor.asType(DATAOBJECT_TYPE);
53 AugmentationCodecContext(final AugmentationCodecPrototype prototype) {
54 this(prototype, new DataContainerAnalysis<>(prototype, CodecItemFactory.of()));
58 public PathArgument serializePathArgument(final InstanceIdentifier.PathArgument arg) {
59 if (!bindingArg().equals(arg)) {
60 throw new IllegalArgumentException("Unexpected argument " + arg);
66 public InstanceIdentifier.PathArgument deserializePathArgument(final PathArgument arg) {
68 throw new IllegalArgumentException("Unexpected argument " + arg);
73 @SuppressWarnings("checkstyle:illegalCatch")
75 public D filterFrom(final DataContainerNode parentData) {
76 for (var childArg : ((AugmentationCodecPrototype) prototype()).getChildArgs()) {
77 if (parentData.childByArg(childArg) != null) {
79 return (D) proxyConstructor.invokeExact(this, parentData);
80 } catch (final Throwable e) {
81 Throwables.throwIfUnchecked(e);
82 throw new IllegalStateException(e);
90 public ImmutableSet<NodeIdentifier> childPathArguments() {
91 return byYangKeySet();
95 protected Object deserializeObject(final NormalizedNode normalizedNode) {
96 return filterFrom(checkDataArgument(DataContainerNode.class, normalizedNode));
100 void addYangPathArgument(final List<PathArgument> builder, final InstanceIdentifier.PathArgument arg) {
105 protected NodeIdentifier getDomPathArgument() {
110 Map<Class<? extends Augmentation<?>>, Augmentation<?>> getAllAugmentationsFrom(final DataContainerNode data) {