2 * Copyright (c) 2018 Pantheon Technoglogies, 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.model.api.stmt;
10 import com.google.common.annotations.Beta;
11 import java.util.Optional;
12 import org.eclipse.jdt.annotation.NonNull;
13 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
16 * Common interface for statements which contain either a description/reference or a description/reference/status combo.
19 public interface DocumentedDeclaredStatement<T> extends DeclaredStatement<T> {
21 * Return description statement, if available.
23 * @return description statement
25 default @NonNull Optional<DescriptionStatement> getDescription() {
26 return findFirstDeclaredSubstatement(DescriptionStatement.class);
30 * Return description statement, if available.
32 * @return description statement
34 default @NonNull Optional<ReferenceStatement> getReference() {
35 return findFirstDeclaredSubstatement(ReferenceStatement.class);
38 interface WithStatus<T> extends DocumentedDeclaredStatement<T> {
39 default @NonNull Optional<StatusStatement> getStatus() {
40 return findFirstDeclaredSubstatement(StatusStatement.class);