2 * Copyright (c) 2016 Cisco Systems, 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.netconf.mdsal.yang.library;
10 import com.google.common.util.concurrent.FutureCallback;
11 import com.google.common.util.concurrent.MoreExecutors;
12 import java.util.Collection;
14 import java.util.concurrent.atomic.AtomicInteger;
15 import java.util.function.Function;
16 import java.util.stream.Collectors;
17 import org.opendaylight.mdsal.binding.api.DataBroker;
18 import org.opendaylight.mdsal.binding.api.WriteTransaction;
19 import org.opendaylight.mdsal.common.api.CommitInfo;
20 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
21 import org.opendaylight.mdsal.dom.api.DOMSchemaService;
22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Uri;
23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev160621.ModulesState;
24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev160621.ModulesStateBuilder;
25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev160621.RevisionUtils;
26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev160621.module.list.Module.ConformanceType;
27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev160621.module.list.ModuleBuilder;
28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev160621.module.list.module.Submodule;
29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev160621.module.list.module.SubmoduleBuilder;
30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev160621.module.list.module.SubmoduleKey;
31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.YangIdentifier;
32 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
33 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
34 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContextListener;
35 import org.opendaylight.yangtools.yang.model.api.Module;
36 import org.slf4j.Logger;
37 import org.slf4j.LoggerFactory;
40 * Listens for updates on global schema context, transforms context to ietf-yang-library:modules-state and
41 * writes this state to operational data store.
43 public class SchemaServiceToMdsalWriter implements EffectiveModelContextListener, AutoCloseable {
44 private static final Logger LOG = LoggerFactory.getLogger(SchemaServiceToMdsalWriter.class);
45 private static final InstanceIdentifier<ModulesState> MODULES_STATE_INSTANCE_IDENTIFIER =
46 InstanceIdentifier.create(ModulesState.class);
48 private final DOMSchemaService schemaService;
49 private final AtomicInteger moduleSetId;
50 private final DataBroker dataBroker;
52 public SchemaServiceToMdsalWriter(final DOMSchemaService schemaService,
53 final DataBroker dataBroker) {
54 this.schemaService = schemaService;
55 this.dataBroker = dataBroker;
56 this.moduleSetId = new AtomicInteger(0);
61 // TODO Delete modules-state from operational data store
65 * Invoked by blueprint.
68 schemaService.registerSchemaContextListener(this);
73 public void onModelContextUpdated(final EffectiveModelContext context) {
74 final ModulesState newModuleState = createModuleStateFromModules(context.getModules());
75 final WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
76 tx.put(LogicalDatastoreType.OPERATIONAL,
77 MODULES_STATE_INSTANCE_IDENTIFIER, newModuleState);
79 LOG.debug("Trying to write new module-state: {}", newModuleState);
80 tx.commit().addCallback(new FutureCallback<CommitInfo>() {
82 public void onSuccess(final CommitInfo result) {
83 LOG.debug("Modules state updated successfully");
87 public void onFailure(final Throwable throwable) {
88 LOG.warn("Failed to update modules state", throwable);
90 }, MoreExecutors.directExecutor());
93 private ModulesState createModuleStateFromModules(final Collection<? extends Module> modules) {
94 return new ModulesStateBuilder()
95 .setModule(modules.stream()
96 .map(this::createModuleEntryFromModule)
97 .collect(Collectors.toMap(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library
98 .rev160621.module.list.Module::key, Function.identity())))
99 .setModuleSetId(String.valueOf(moduleSetId.getAndIncrement()))
103 private org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev160621.module.list.Module
104 createModuleEntryFromModule(final Module module) {
105 return new ModuleBuilder()
106 .setName(new YangIdentifier(module.getName()))
107 .setRevision(RevisionUtils.fromYangCommon(module.getQNameModule().getRevision()))
108 .setNamespace(new Uri(module.getNamespace().toString()))
109 // FIXME: Conformance type is always set to Implement value, but it should it really be like this?
110 .setConformanceType(ConformanceType.Implement)
111 .setSubmodule(createSubmodulesForModule(module))
112 // FIXME: Add also deviations and features lists to module entries
116 private static Map<SubmoduleKey, Submodule> createSubmodulesForModule(final Module module) {
117 return module.getSubmodules().stream()
118 .map(subModule -> new SubmoduleBuilder()
119 .setName(new YangIdentifier(subModule.getName()))
120 .setRevision(RevisionUtils.fromYangCommon(subModule.getQNameModule().getRevision()))
122 .collect(Collectors.toMap(Submodule::key, Function.identity()));