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.model.api.stmt.compat;
10 import com.google.common.annotations.Beta;
11 import java.util.Optional;
12 import org.opendaylight.yangtools.yang.common.QName;
13 import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
14 import org.opendaylight.yangtools.yang.model.api.NotificationNodeContainer;
15 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
16 import org.opendaylight.yangtools.yang.model.api.stmt.SchemaTreeAwareEffectiveStatement;
19 * Compatibility bridge between {@link NotificationNodeContainer#findNotification(QName)} and
20 * {@link SchemaTreeAwareEffectiveStatement}.
23 public interface NotificationNodeContainerCompat<A, D extends DeclaredStatement<A>>
24 extends SchemaTreeAwareEffectiveStatement<A, D>, NotificationNodeContainer {
27 default Optional<NotificationDefinition> findNotification(final QName qname) {
28 // 'notification' identifier must never collide with another element, hence if we look it up and it ends up
29 // being an NotificationDefinition, we have found a match.
30 return get(Namespace.class, qname)
31 .flatMap(child -> child instanceof NotificationDefinition ? Optional.of(child) : Optional.empty());