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.ActionDefinition;
14 import org.opendaylight.yangtools.yang.model.api.ActionNodeContainer;
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 ActionNodeContainer#findAction(QName)} and
20 * {@link SchemaTreeAwareEffectiveStatement}.
23 public interface ActionNodeContainerCompat<A, D extends DeclaredStatement<A>,
24 E extends SchemaTreeAwareEffectiveStatement<A, D>>
25 extends SchemaTreeAwareEffectiveStatement<A, D>, ActionNodeContainer {
28 default Optional<ActionDefinition> findAction(final QName qname) {
29 // 'action' identifier must never collide with another element, hence if we look it up and it ends up being
30 // an ActionDefinition, we have found a match.
31 return get(Namespace.class, qname)
32 .flatMap(child -> child instanceof ActionDefinition ? Optional.of(child) : Optional.empty());