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.model.api.stmt;
10 import java.util.Collection;
11 import java.util.Optional;
12 import org.eclipse.jdt.annotation.NonNull;
13 import org.eclipse.jdt.annotation.Nullable;
14 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
15 import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
16 import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier.Descendant;
18 public interface RefineStatement extends ConfigStatementAwareDeclaredStatement<Descendant>,
19 DocumentedDeclaredStatement<Descendant>, IfFeatureAwareDeclaredStatement<Descendant>,
20 MandatoryStatementAwareDeclaredStatement<Descendant>,
21 MustStatementAwareDeclaredStatement<Descendant> {
23 default StatementDefinition statementDefinition() {
24 return YangStmtMapping.REFINE;
27 default @NonNull Collection<? extends DefaultStatement> getDefaults() {
28 return declaredSubstatements(DefaultStatement.class);
31 default @Nullable PresenceStatement getPresence() {
32 final Optional<PresenceStatement> opt = findFirstDeclaredSubstatement(PresenceStatement.class);
33 return opt.isPresent() ? opt.get() : null;
36 default @Nullable MinElementsStatement getMinElements() {
37 final Optional<MinElementsStatement> opt = findFirstDeclaredSubstatement(MinElementsStatement.class);
38 return opt.isPresent() ? opt.get() : null;
41 default @Nullable MaxElementsStatement getMaxElements() {
42 final Optional<MaxElementsStatement> opt = findFirstDeclaredSubstatement(MaxElementsStatement.class);
43 return opt.isPresent() ? opt.get() : null;