2 * Copyright (c) 2019 PANTHEON.tech, s.r.o. 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.util;
10 import static java.util.Objects.requireNonNull;
12 import com.google.common.annotations.Beta;
13 import com.google.common.collect.ImmutableSet;
14 import java.util.Collection;
15 import java.util.Optional;
17 import org.opendaylight.yangtools.yang.common.QName;
18 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
19 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
20 import org.opendaylight.yangtools.yang.model.api.GroupingDefinition;
21 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
22 import org.opendaylight.yangtools.yang.model.api.UsesNode;
25 * Utility DataNodeContainer containing only the specified node.
28 public final class SingleChildDataNodeContainer implements DataNodeContainer {
29 private final DataSchemaNode child;
31 public SingleChildDataNodeContainer(final DataSchemaNode child) {
32 this.child = requireNonNull(child);
36 public Optional<DataSchemaNode> findDataChildByName(final QName name) {
37 return child.getQName().equals(name) ? Optional.of(child) : Optional.empty();
41 public Collection<DataSchemaNode> getChildNodes() {
42 return ImmutableSet.of(child);
46 public Set<TypeDefinition<?>> getTypeDefinitions() {
47 return ImmutableSet.of();
51 public Set<GroupingDefinition> getGroupings() {
52 return ImmutableSet.of();
56 public Set<UsesNode> getUses() {
57 return ImmutableSet.of();