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.collect.ClassToInstanceMap;
14 import com.google.common.collect.ImmutableClassToInstanceMap;
15 import com.google.common.util.concurrent.ListenableFuture;
16 import org.eclipse.jdt.annotation.NonNull;
17 import org.opendaylight.mdsal.dom.api.DOMSchemaService;
18 import org.opendaylight.mdsal.dom.api.DOMSchemaServiceExtension;
19 import org.opendaylight.mdsal.dom.api.DOMYangTextSourceProvider;
20 import org.opendaylight.yangtools.concepts.ListenerRegistration;
21 import org.opendaylight.yangtools.concepts.NoOpListenerRegistration;
22 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
23 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContextListener;
24 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContextProvider;
25 import org.opendaylight.yangtools.yang.model.api.SchemaContextProvider;
26 import org.opendaylight.yangtools.yang.model.repo.api.SourceIdentifier;
27 import org.opendaylight.yangtools.yang.model.repo.api.YangTextSchemaSource;
28 import org.opendaylight.yangtools.yang.model.repo.spi.SchemaSourceProvider;
31 * {@link DOMSchemaService} (and {@link DOMYangTextSourceProvider}) implementations backed by a
32 * {@link SchemaContextProvider} (and {@link SchemaSourceProvider}) which are known to be fixed and never change
35 * @author Michael Vorburger.ch
38 public class FixedDOMSchemaService extends AbstractDOMSchemaService {
39 private static final class WithYangTextSources extends FixedDOMSchemaService implements DOMYangTextSourceProvider {
40 private final @NonNull SchemaSourceProvider<YangTextSchemaSource> schemaSourceProvider;
42 WithYangTextSources(final EffectiveModelContextProvider schemaContextProvider,
43 final SchemaSourceProvider<YangTextSchemaSource> schemaSourceProvider) {
44 super(schemaContextProvider);
45 this.schemaSourceProvider = requireNonNull(schemaSourceProvider);
49 public ClassToInstanceMap<DOMSchemaServiceExtension> getExtensions() {
50 return ImmutableClassToInstanceMap.of(DOMYangTextSourceProvider.class, this);
54 public ListenableFuture<? extends YangTextSchemaSource> getSource(final SourceIdentifier sourceIdentifier) {
55 return schemaSourceProvider.getSource(sourceIdentifier);
59 private final @NonNull EffectiveModelContextProvider schemaContextProvider;
61 private FixedDOMSchemaService(final EffectiveModelContextProvider schemaContextProvider) {
62 this.schemaContextProvider = requireNonNull(schemaContextProvider);
65 public static @NonNull DOMSchemaService of(final EffectiveModelContextProvider schemaContextProvider) {
66 return new FixedDOMSchemaService(schemaContextProvider);
69 public static @NonNull DOMSchemaService of(final EffectiveModelContextProvider schemaContextProvider,
70 final SchemaSourceProvider<YangTextSchemaSource> yangTextSourceProvider) {
71 return new WithYangTextSources(schemaContextProvider, requireNonNull(yangTextSourceProvider));
75 public final EffectiveModelContext getGlobalContext() {
76 return schemaContextProvider.getEffectiveModelContext();
80 public final @NonNull ListenerRegistration<EffectiveModelContextListener> registerSchemaContextListener(
81 final EffectiveModelContextListener listener) {
82 listener.onModelContextUpdated(getGlobalContext());
83 return NoOpListenerRegistration.of(listener);