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.model.statements.yang;
23 import java.util.Collections;
24 import java.util.List;
26 import org.oran.smo.yangtools.parser.ParserExecutionContext;
27 import org.oran.smo.yangtools.parser.model.statements.AbstractStatement;
28 import org.oran.smo.yangtools.parser.model.statements.SimpleStatement;
29 import org.oran.smo.yangtools.parser.model.statements.StatementModuleAndName;
30 import org.oran.smo.yangtools.parser.model.util.GrammarHelper;
31 import org.oran.smo.yangtools.parser.model.yangdom.YangDomElement;
34 * Type-safe Yang core statement.
36 * @author Mark Hollmann
38 public class YKey extends SimpleStatement {
40 public YKey(final AbstractStatement parentStatement, final YangDomElement domNode) {
41 super(parentStatement, domNode);
45 public StatementArgumentType getArgumentType() {
46 return StatementArgumentType.VALUE;
50 public StatementModuleAndName getStatementModuleAndName() {
55 protected void validate(final ParserExecutionContext context) {
56 validateArgumentNotNullNotEmpty(context);
59 public List<String> getKeys() {
60 final String value = getValue();
61 return value == null ? Collections.<String> emptyList() : GrammarHelper.parseToStringList(value);