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.nodes;
10 import org.opendaylight.yangtools.concepts.Immutable;
11 import org.opendaylight.yangtools.yang.common.QName;
12 import org.opendaylight.yangtools.yang.data.api.CompositeNode;
13 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
14 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
16 import com.google.common.base.Objects;
17 import com.google.common.base.Objects.ToStringHelper;
18 import com.google.common.base.Preconditions;
20 public abstract class AbstractImmutableNormalizedNode<K extends InstanceIdentifier.PathArgument,V>
21 implements NormalizedNode<K, V>, Immutable {
23 private final K nodeIdentifier;
24 private final V value;
26 protected AbstractImmutableNormalizedNode(final K nodeIdentifier, final V value) {
27 this.nodeIdentifier = Preconditions.checkNotNull(nodeIdentifier, "nodeIdentifier");
28 this.value = Preconditions.checkNotNull(value, "value");
32 public final QName getNodeType() {
33 return getIdentifier().getNodeType();
37 public final K getIdentifier() {
38 return nodeIdentifier;
42 public final CompositeNode getParent() {
43 throw new UnsupportedOperationException("Deprecated");
47 public final QName getKey() {
52 public final V getValue() {
57 public final V setValue(final V value) {
58 throw new UnsupportedOperationException("Immutable");
62 public final String toString() {
63 return addToStringAttributes(Objects.toStringHelper(this)).toString();
66 protected ToStringHelper addToStringAttributes(final ToStringHelper toStringHelper) {
67 return toStringHelper.add("nodeIdentifier", nodeIdentifier).add("value", getValue());
70 protected abstract boolean valueEquals(AbstractImmutableNormalizedNode<?, ?> other);
71 protected abstract int valueHashCode();
74 public final boolean equals(final Object obj) {
81 if (this.getClass() != obj.getClass()) {
85 final AbstractImmutableNormalizedNode<?, ?> other = (AbstractImmutableNormalizedNode<?, ?>)obj;
86 if (!nodeIdentifier.equals(other.nodeIdentifier)) {
90 return valueEquals(other);
94 public final int hashCode() {
95 int result = nodeIdentifier.hashCode();
96 result = 31 * result + valueHashCode();