2 * Copyright (c) 2013 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.yangtools.yang.data.impl.schema.builder.impl;
10 import com.google.common.collect.Iterables;
11 import java.util.Collection;
12 import java.util.LinkedHashMap;
14 import java.util.Optional;
15 import org.eclipse.jdt.annotation.NonNull;
16 import org.opendaylight.yangtools.util.UnmodifiableCollection;
17 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
18 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
19 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
20 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
21 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
22 import org.opendaylight.yangtools.yang.data.api.schema.OrderedMapNode;
23 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.CollectionNodeBuilder;
24 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeContainerBuilder;
25 import org.opendaylight.yangtools.yang.data.impl.schema.nodes.AbstractImmutableNormalizedNode;
27 public class ImmutableOrderedMapNodeBuilder implements CollectionNodeBuilder<MapEntryNode, OrderedMapNode> {
28 private static final int DEFAULT_CAPACITY = 4;
30 private Map<NodeIdentifierWithPredicates, MapEntryNode> value;
31 private NodeIdentifier nodeIdentifier;
32 private boolean dirty;
34 protected ImmutableOrderedMapNodeBuilder() {
35 this.value = new LinkedHashMap<>(DEFAULT_CAPACITY);
39 protected ImmutableOrderedMapNodeBuilder(final int sizeHint) {
41 this.value = new LinkedHashMap<>(sizeHint + sizeHint / 3);
43 this.value = new LinkedHashMap<>(DEFAULT_CAPACITY);
48 protected ImmutableOrderedMapNodeBuilder(final ImmutableOrderedMapNode node) {
49 this.nodeIdentifier = node.getIdentifier();
50 this.value = node.children;
54 public static @NonNull CollectionNodeBuilder<MapEntryNode, OrderedMapNode> create() {
55 return new ImmutableOrderedMapNodeBuilder();
58 public static @NonNull CollectionNodeBuilder<MapEntryNode, OrderedMapNode> create(final int sizeHint) {
59 return new ImmutableOrderedMapNodeBuilder(sizeHint);
62 public static @NonNull CollectionNodeBuilder<MapEntryNode, OrderedMapNode> create(final MapNode node) {
63 if (!(node instanceof ImmutableOrderedMapNode)) {
64 throw new UnsupportedOperationException(String.format("Cannot initialize from class %s", node.getClass()));
67 return new ImmutableOrderedMapNodeBuilder((ImmutableOrderedMapNode) node);
70 private void checkDirty() {
72 value = new LinkedHashMap<>(value);
78 public CollectionNodeBuilder<MapEntryNode, OrderedMapNode> withChild(final MapEntryNode child) {
80 this.value.put(child.getIdentifier(), child);
85 public CollectionNodeBuilder<MapEntryNode, OrderedMapNode> withoutChild(final PathArgument key) {
87 this.value.remove(key);
92 public CollectionNodeBuilder<MapEntryNode, OrderedMapNode> withValue(final Collection<MapEntryNode> withValue) {
93 // TODO replace or putAll ?
94 for (final MapEntryNode mapEntryNode : withValue) {
95 withChild(mapEntryNode);
102 public CollectionNodeBuilder<MapEntryNode, OrderedMapNode> withNodeIdentifier(
103 final NodeIdentifier withNodeIdentifier) {
104 this.nodeIdentifier = withNodeIdentifier;
109 public OrderedMapNode build() {
111 return new ImmutableOrderedMapNode(nodeIdentifier, value);
115 public CollectionNodeBuilder<MapEntryNode, OrderedMapNode> addChild(
116 final MapEntryNode child) {
117 return withChild(child);
122 public NormalizedNodeContainerBuilder<NodeIdentifier, PathArgument, MapEntryNode, OrderedMapNode> removeChild(
123 final PathArgument key) {
124 return withoutChild(key);
127 protected static final class ImmutableOrderedMapNode
128 extends AbstractImmutableNormalizedNode<NodeIdentifier, Collection<MapEntryNode>>
129 implements OrderedMapNode {
131 private final Map<NodeIdentifierWithPredicates, MapEntryNode> children;
133 ImmutableOrderedMapNode(final NodeIdentifier nodeIdentifier,
134 final Map<NodeIdentifierWithPredicates, MapEntryNode> children) {
135 super(nodeIdentifier);
136 this.children = children;
140 public Optional<MapEntryNode> getChild(final NodeIdentifierWithPredicates child) {
141 return Optional.ofNullable(children.get(child));
145 public MapEntryNode getChild(final int position) {
146 return Iterables.get(children.values(), position);
151 return children.size();
155 protected int valueHashCode() {
156 return children.hashCode();
160 protected boolean valueEquals(final AbstractImmutableNormalizedNode<?, ?> other) {
161 return children.equals(((ImmutableOrderedMapNode) other).children);
165 public int getSize() {
166 return children.size();
170 public Collection<MapEntryNode> getValue() {
171 return UnmodifiableCollection.create(children.values());