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.collect.ImmutableMap;
11 import java.util.List;
12 import org.opendaylight.mdsal.binding.dom.codec.api.BindingCodecTreeNode;
13 import org.opendaylight.mdsal.binding.generator.util.BindingRuntimeContext;
14 import org.opendaylight.yangtools.concepts.Codec;
15 import org.opendaylight.yangtools.yang.binding.DataObject;
16 import org.opendaylight.yangtools.yang.binding.DataObjectSerializer;
17 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
18 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.IdentifiableItem;
19 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
20 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
21 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
22 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
23 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
26 * Location specific context for schema nodes, which contains codec specific
27 * information to properly serialize / deserialize from Java YANG Binding data
28 * to NormalizedNode data.
30 * Two core subtypes of codec context are available:
32 * <li>{@link LeafNodeCodecContext} - Context for nodes, which does not contain
33 * any nested YANG modeled substructures.</li>
34 * <li>{@link DataObjectCodecContext} - Context for nodes, which does contain
35 * nested YANG modeled substructures. This context nodes contains context
36 * for children nodes.</li>
39 abstract class NodeCodecContext<D extends DataObject> implements BindingCodecTreeNode<D> {
42 * Returns Yang Instance Identifier Path Argument of current node
44 * @return DOM Path Argument of node
46 protected abstract YangInstanceIdentifier.PathArgument getDomPathArgument();
50 * Immutable factory, which provides access to runtime context,
51 * create leaf nodes and provides path argument codecs.
53 * During lifetime of factory all calls for same arguments to method must return
54 * equal result (not necessary same instance of result).
57 protected interface CodecContextFactory {
59 * Returns immutable runtime context associated with this factory.
60 * @return runtime context
62 BindingRuntimeContext getRuntimeContext();
65 * Returns leaf nodes for supplied data container and parent class.
67 * @param type Binding type for which leaves should be loaded.
68 * @param schema Instantiated schema of binding type.
69 * @return Map of local name to leaf node context.
71 ImmutableMap<String, LeafNodeCodecContext<?>> getLeafNodes(Class<?> type, DataNodeContainer schema);
74 * Returns Path argument codec for list item
76 * @param type Type of list item
77 * @param schema Schema of list item
78 * @return Path argument codec for supplied list item.
80 Codec<NodeIdentifierWithPredicates, IdentifiableItem<?, ?>> getPathArgumentCodec(Class<?> type,
81 ListSchemaNode schema);
83 DataObjectSerializer getEventStreamSerializer(Class<?> type);
88 * Serializes supplied Binding Path Argument
89 * and adds all necessary YANG instance identifiers to supplied list.
91 * @param arg Binding Path Argument
92 * @param builder DOM Path argument.
94 protected void addYangPathArgument(final InstanceIdentifier.PathArgument arg,
95 final List<YangInstanceIdentifier.PathArgument> builder) {
96 if (builder != null) {
97 builder.add(getDomPathArgument());
101 protected abstract Object deserializeObject(NormalizedNode<?, ?> normalizedNode);