yanglib/mdsal-yanglib-rfc7895/src/main/java/org/opendaylight/mdsal/yanglib/rfc7895/YangModuleLibrarySupport.java

   1 /*
   2  * Copyright (c) 2019 PANTHEON.tech s.r.o. and others. All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.mdsal.yanglib.rfc7895;
   9
  10 import static com.google.common.base.Verify.verifyNotNull;
  11
  12 import com.google.common.annotations.Beta;
  13 import javax.inject.Inject;
  14 import javax.inject.Singleton;
  15 import org.eclipse.jdt.annotation.NonNullByDefault;
  16 import org.opendaylight.mdsal.binding.dom.codec.api.BindingCodecTree;
  17 import org.opendaylight.mdsal.binding.dom.codec.api.BindingCodecTreeFactory;
  18 import org.opendaylight.mdsal.binding.dom.codec.api.BindingDataObjectCodecTreeNode;
  19 import org.opendaylight.mdsal.binding.runtime.api.BindingRuntimeGenerator;
  20 import org.opendaylight.mdsal.binding.runtime.api.DefaultBindingRuntimeContext;
  21 import org.opendaylight.mdsal.binding.runtime.api.ModuleInfoSnapshot;
  22 import org.opendaylight.mdsal.binding.runtime.spi.ModuleInfoSnapshotBuilder;
  23 import org.opendaylight.mdsal.yanglib.api.SchemaContextResolver;
  24 import org.opendaylight.mdsal.yanglib.api.YangLibSupport;
  25 import org.opendaylight.mdsal.yanglib.api.YangLibraryContentBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev160621.ModulesState;
  27 import org.opendaylight.yangtools.rfc8528.data.api.MountPointContextFactory;
  28 import org.opendaylight.yangtools.rfc8528.data.api.MountPointIdentifier;
  29 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  30 import org.opendaylight.yangtools.yang.common.Revision;
  31 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
  32 import org.opendaylight.yangtools.yang.parser.api.YangParserException;
  33 import org.opendaylight.yangtools.yang.parser.api.YangParserFactory;
  34 import org.osgi.service.component.annotations.Activate;
  35 import org.osgi.service.component.annotations.Component;
  36 import org.osgi.service.component.annotations.Reference;
  37
  38 @Beta
  39 @NonNullByDefault
  40 @Singleton
  41 @Component(immediate = true)
  42 public final class YangModuleLibrarySupport implements YangLibSupport {
  43     private static final Revision REVISION = ModulesState.QNAME.getRevision().orElseThrow();
  44
  45     private final BindingDataObjectCodecTreeNode<ModulesState> codec;
  46     private final EffectiveModelContext context;
  47     private final BindingCodecTree codecTree;
  48
  49     @Inject
  50     @Activate
  51     public YangModuleLibrarySupport(@Reference final YangParserFactory parserFactory,
  52             @Reference final BindingRuntimeGenerator generator, @Reference final BindingCodecTreeFactory codecFactory)
  53                 throws YangParserException {
  54         final ModuleInfoSnapshot snapshot = new ModuleInfoSnapshotBuilder(parserFactory)
  55                 .add(ModulesState.class)
  56                 .build();
  57         context = snapshot.getEffectiveModelContext();
  58
  59         codecTree = codecFactory.create(new DefaultBindingRuntimeContext(
  60             generator.generateTypeMapping(context), snapshot));
  61
  62         this.codec = verifyNotNull(codecTree.getSubtreeCodec(InstanceIdentifier.create(ModulesState.class)));
  63     }
  64
  65     @Override
  66     public MountPointContextFactory createMountPointContextFactory(final MountPointIdentifier mountId,
  67             final SchemaContextResolver resolver) {
  68         return new MountPointContextFactoryImpl(mountId, resolver, context, codec);
  69     }
  70
  71     @Override
  72     public Revision implementedRevision() {
  73         return REVISION;
  74     }
  75
  76     @Override
  77     public YangLibraryContentBuilder newContentBuilder() {
  78         return new Rfc7895ContentBuilder(codecTree);
  79     }
  80 }