2 * Copyright (c) 2019 Red Hat, 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.mdsal.dom.spi;
10 import static java.util.Objects.requireNonNull;
12 import com.google.common.annotations.Beta;
13 import com.google.common.util.concurrent.ListenableFuture;
14 import java.util.List;
15 import org.eclipse.jdt.annotation.NonNull;
16 import org.opendaylight.mdsal.dom.api.DOMSchemaService;
17 import org.opendaylight.mdsal.dom.api.DOMYangTextSourceProvider;
18 import org.opendaylight.yangtools.concepts.NoOpListenerRegistration;
19 import org.opendaylight.yangtools.concepts.Registration;
20 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
21 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContextListener;
22 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContextProvider;
23 import org.opendaylight.yangtools.yang.model.repo.api.SourceIdentifier;
24 import org.opendaylight.yangtools.yang.model.repo.api.YangTextSchemaSource;
25 import org.opendaylight.yangtools.yang.model.repo.spi.SchemaSourceProvider;
28 * {@link DOMSchemaService} (and {@link DOMYangTextSourceProvider}) implementations backed by a
29 * {@link EffectiveModelContextProvider} (and {@link SchemaSourceProvider}) which are known to be fixed and never change
32 * @author Michael Vorburger.ch
35 public class FixedDOMSchemaService extends AbstractDOMSchemaService {
36 private static final class WithYangTextSources extends FixedDOMSchemaService implements DOMYangTextSourceProvider {
37 private final @NonNull SchemaSourceProvider<YangTextSchemaSource> schemaSourceProvider;
39 WithYangTextSources(final EffectiveModelContextProvider schemaContextProvider,
40 final SchemaSourceProvider<YangTextSchemaSource> schemaSourceProvider) {
41 super(schemaContextProvider);
42 this.schemaSourceProvider = requireNonNull(schemaSourceProvider);
46 public List<Extension> supportedExtensions() {
51 public ListenableFuture<? extends YangTextSchemaSource> getSource(final SourceIdentifier sourceIdentifier) {
52 return schemaSourceProvider.getSource(sourceIdentifier);
56 private final @NonNull EffectiveModelContextProvider schemaContextProvider;
58 private FixedDOMSchemaService(final EffectiveModelContextProvider schemaContextProvider) {
59 this.schemaContextProvider = requireNonNull(schemaContextProvider);
62 public static @NonNull DOMSchemaService of(final EffectiveModelContext effectiveModel) {
63 final EffectiveModelContext checked = requireNonNull(effectiveModel);
64 return of(() -> checked);
67 public static @NonNull DOMSchemaService of(final EffectiveModelContextProvider schemaContextProvider) {
68 return new FixedDOMSchemaService(schemaContextProvider);
71 public static @NonNull DOMSchemaService of(final EffectiveModelContextProvider schemaContextProvider,
72 final SchemaSourceProvider<YangTextSchemaSource> yangTextSourceProvider) {
73 return new WithYangTextSources(schemaContextProvider, requireNonNull(yangTextSourceProvider));
77 public final EffectiveModelContext getGlobalContext() {
78 return schemaContextProvider.getEffectiveModelContext();
82 public final Registration registerSchemaContextListener(final EffectiveModelContextListener listener) {
83 listener.onModelContextUpdated(getGlobalContext());
84 return NoOpListenerRegistration.of(listener);