Activate YangLibrarySupport lazily

[mdsal.git] / yanglib / mdsal-yanglib-rfc8525 / src / main / java / org / opendaylight / mdsal / yanglib / rfc8525 / YangLibrarySupport.java

diff --git a/yanglib/mdsal-yanglib-rfc8525/src/main/java/org/opendaylight/mdsal/yanglib/rfc8525/YangLibrarySupport.java b/yanglib/mdsal-yanglib-rfc8525/src/main/java/org/opendaylight/mdsal/yanglib/rfc8525/YangLibrarySupport.java
index 4da1e6b377da7f162704fd95f48f53e156441000..f1b6b7127fc803c91aa54a85263b1b6737816b86 100644 (file)
--- a/yanglib/mdsal-yanglib-rfc8525/src/main/java/org/opendaylight/mdsal/yanglib/rfc8525/YangLibrarySupport.java
+++ b/yanglib/mdsal-yanglib-rfc8525/src/main/java/org/opendaylight/mdsal/yanglib/rfc8525/YangLibrarySupport.java
@@ -10,8 +10,6 @@ package org.opendaylight.mdsal.yanglib.rfc8525;
 import static com.google.common.base.Verify.verifyNotNull;
 
 import com.google.common.annotations.Beta;
-import java.io.IOException;
-import java.util.List;
 import javax.inject.Inject;
 import javax.inject.Singleton;
 import org.eclipse.jdt.annotation.NonNullByDefault;
@@ -25,40 +23,52 @@ import org.opendaylight.mdsal.binding.runtime.api.ModuleInfoSnapshot;
 import org.opendaylight.mdsal.binding.runtime.spi.ModuleInfoSnapshotBuilder;
 import org.opendaylight.mdsal.yanglib.api.SchemaContextResolver;
 import org.opendaylight.mdsal.yanglib.api.YangLibSupport;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev190104.$YangModuleInfoImpl;
+import org.opendaylight.mdsal.yanglib.api.YangLibraryContentBuilder;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev190104.ModulesState;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.library.rev190104.YangLibrary;
 import org.opendaylight.yangtools.rfc8528.data.api.MountPointContextFactory;
 import org.opendaylight.yangtools.rfc8528.data.api.MountPointIdentifier;
 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.common.Revision;
 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
-import org.opendaylight.yangtools.yang.model.parser.api.YangParserException;
-import org.opendaylight.yangtools.yang.model.parser.api.YangParserFactory;
+import org.opendaylight.yangtools.yang.parser.api.YangParserException;
+import org.opendaylight.yangtools.yang.parser.api.YangParserFactory;
+import org.osgi.service.component.annotations.Activate;
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.component.annotations.RequireServiceComponentRuntime;
 
 @Beta
 @NonNullByDefault
 @Singleton
+@Component
+@RequireServiceComponentRuntime
 public final class YangLibrarySupport implements YangLibSupport {
+    private static final Revision REVISION = YangLibrary.QNAME.getRevision().orElseThrow();
+
     private final BindingDataObjectCodecTreeNode<YangLibrary> codec;
     @SuppressWarnings("deprecation")
     private final BindingDataObjectCodecTreeNode<ModulesState> legacyCodec;
     private final BindingIdentityCodec identityCodec;
     private final EffectiveModelContext context;
+    private final BindingCodecTree codecTree;
 
     @Inject
-    public YangLibrarySupport(final YangParserFactory parserFactory, final BindingRuntimeGenerator generator,
-            final BindingCodecTreeFactory codecFactory) throws YangParserException, IOException {
-        final ModuleInfoSnapshotBuilder builder = new ModuleInfoSnapshotBuilder("yanglib", parserFactory);
-        builder.registerModuleInfos(List.of($YangModuleInfoImpl.getInstance()));
-        final ModuleInfoSnapshot snapshot = builder.build();
+    @Activate
+    public YangLibrarySupport(@Reference final YangParserFactory parserFactory,
+            @Reference final BindingRuntimeGenerator generator, @Reference final BindingCodecTreeFactory codecFactory)
+                throws YangParserException {
+        final ModuleInfoSnapshot snapshot = new ModuleInfoSnapshotBuilder(parserFactory)
+                .add(YangLibrary.class)
+                .build();
         context = snapshot.getEffectiveModelContext();
 
-        final BindingCodecTree codecTree = codecFactory.create(new DefaultBindingRuntimeContext(
+        codecTree = codecFactory.create(new DefaultBindingRuntimeContext(
             generator.generateTypeMapping(context), snapshot));
 
-        this.identityCodec = codecTree.getIdentityCodec();
-        this.codec = verifyNotNull(codecTree.getSubtreeCodec(InstanceIdentifier.create(YangLibrary.class)));
-        this.legacyCodec = verifyNotNull(codecTree.getSubtreeCodec(InstanceIdentifier.create(ModulesState.class)));
+        identityCodec = codecTree.getIdentityCodec();
+        codec = verifyNotNull(codecTree.getSubtreeCodec(InstanceIdentifier.create(YangLibrary.class)));
+        legacyCodec = verifyNotNull(codecTree.getSubtreeCodec(InstanceIdentifier.create(ModulesState.class)));
     }
 
     @Override
@@ -66,4 +76,14 @@ public final class YangLibrarySupport implements YangLibSupport {
             final SchemaContextResolver resolver) {
         return new MountPointContextFactoryImpl(mountId, resolver, context, identityCodec, codec, legacyCodec);
     }
+
+    @Override
+    public Revision implementedRevision() {
+        return REVISION;
+    }
+
+    @Override
+    public YangLibraryContentBuilder newContentBuilder() {
+        return new YangLibraryContentBuilderImpl(codecTree);
+    }
 }