2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2024 Ericsson
4 * Modifications Copyright (C) 2024 OpenInfra Foundation Europe
5 * ================================================================================
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
18 * SPDX-License-Identifier: Apache-2.0
19 * ============LICENSE_END=========================================================
21 package org.oran.smo.yangtools.parser.data.instance;
23 import java.util.Collections;
24 import java.util.Objects;
26 import java.util.function.Predicate;
28 import org.oran.smo.yangtools.parser.data.dom.YangDataDomNode;
31 * Predicate that is used when a Yang data DOM tree is translated to an instance tree. Used to filter the
32 * top-level objects in the DOM. An example of this is where a client wishes to only process a subset of
33 * the data DOM that has been read in.
35 * @author Mark Hollmann
37 public class DataTreeBuilderPredicate implements Predicate<YangDataDomNode> {
39 public static final DataTreeBuilderPredicate ALLOW_ALL = new DataTreeBuilderPredicate();
41 private final Set<String> filterInNamespaces;
43 public DataTreeBuilderPredicate() {
44 this.filterInNamespaces = Collections.<String> emptySet();
47 public DataTreeBuilderPredicate(final Set<String> filterInNamespaces) {
48 this.filterInNamespaces = Objects.requireNonNull(filterInNamespaces);
52 public boolean test(final YangDataDomNode domNode) {
53 return filterInNamespaces.isEmpty() || filterInNamespaces.contains(domNode.getNamespace());