2 * Copyright (c) 2015 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.api;
10 import static java.util.Objects.requireNonNull;
12 import java.util.ArrayList;
13 import java.util.Collection;
14 import java.util.List;
16 import org.eclipse.jdt.annotation.NonNull;
17 import org.opendaylight.yangtools.util.HashCodeBuilder;
18 import org.opendaylight.yangtools.yang.common.QName;
19 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.InstanceIdentifierBuilder;
20 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
21 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
22 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
24 final class YangInstanceIdentifierBuilder implements InstanceIdentifierBuilder {
25 private final HashCodeBuilder<PathArgument> hash;
26 private final List<PathArgument> path;
28 YangInstanceIdentifierBuilder() {
29 this.hash = new HashCodeBuilder<>();
30 this.path = new ArrayList<>();
33 YangInstanceIdentifierBuilder(final List<PathArgument> prefix, final int hash) {
34 this.path = new ArrayList<>(prefix);
35 this.hash = new HashCodeBuilder<>(hash);
38 private @NonNull InstanceIdentifierBuilder addArgument(final PathArgument arg) {
40 hash.addArgument(arg);
45 public InstanceIdentifierBuilder node(final PathArgument arg) {
46 return addArgument(requireNonNull(arg));
50 public InstanceIdentifierBuilder node(final QName nodeType) {
51 return addArgument(new NodeIdentifier(nodeType));
55 public InstanceIdentifierBuilder append(final Collection<? extends PathArgument> args) {
57 args.forEach(hash::addArgument);
62 public InstanceIdentifierBuilder nodeWithKey(final QName nodeType, final QName key, final Object value) {
63 return addArgument(NodeIdentifierWithPredicates.of(nodeType, key, value));
67 public InstanceIdentifierBuilder nodeWithKey(final QName nodeType, final Map<QName, Object> keyValues) {
68 return addArgument(NodeIdentifierWithPredicates.of(nodeType, keyValues));
72 public YangInstanceIdentifier build() {
73 return FixedYangInstanceIdentifier.create(path, hash.build());