*/
package org.opendaylight.mdsal.binding.dom.codec.impl;
+import static com.google.common.base.Preconditions.checkArgument;
+import static java.util.Objects.requireNonNull;
+
import com.google.common.collect.ImmutableCollection;
import com.google.common.collect.ImmutableSet;
import java.io.IOException;
+import java.lang.invoke.MethodHandles;
+import java.lang.invoke.VarHandle;
import java.util.List;
import java.util.Optional;
-import javax.annotation.Nonnull;
-import javax.annotation.Nullable;
+import java.util.Set;
+import org.eclipse.jdt.annotation.NonNull;
+import org.eclipse.jdt.annotation.Nullable;
+import org.opendaylight.mdsal.binding.dom.codec.api.BindingDataObjectCodecTreeNode;
import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeCachingCodec;
-import org.opendaylight.yangtools.yang.binding.BindingStreamEventWriter;
+import org.opendaylight.mdsal.binding.dom.codec.api.BindingStreamEventWriter;
+import org.opendaylight.mdsal.binding.dom.codec.api.IncorrectNestingException;
+import org.opendaylight.mdsal.binding.dom.codec.api.MissingClassInLoadingStrategyException;
+import org.opendaylight.mdsal.binding.dom.codec.api.MissingSchemaException;
+import org.opendaylight.mdsal.binding.dom.codec.api.MissingSchemaForClassException;
+import org.opendaylight.mdsal.binding.model.api.DefaultType;
+import org.opendaylight.mdsal.binding.runtime.api.BindingRuntimeContext;
+import org.opendaylight.yangtools.yang.binding.Augmentation;
+import org.opendaylight.yangtools.yang.binding.BindingObject;
import org.opendaylight.yangtools.yang.binding.DataObject;
-import org.opendaylight.yangtools.yang.binding.DataObjectSerializer;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.PathArgument;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.common.QNameModule;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.AugmentationIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNormalizedNodeStreamWriter;
import org.opendaylight.yangtools.yang.data.impl.schema.NormalizedNodeResult;
import org.opendaylight.yangtools.yang.model.api.DocumentedNode.WithStatus;
-abstract class DataContainerCodecContext<D extends DataObject, T extends WithStatus> extends NodeCodecContext<D> {
+abstract class DataContainerCodecContext<D extends DataObject, T extends WithStatus> extends NodeCodecContext
+ implements BindingDataObjectCodecTreeNode<D> {
+ private static final VarHandle EVENT_STREAM_SERIALIZER;
+
+ static {
+ try {
+ EVENT_STREAM_SERIALIZER = MethodHandles.lookup().findVarHandle(DataContainerCodecContext.class,
+ "eventStreamSerializer", DataObjectSerializer.class);
+ } catch (NoSuchFieldException | IllegalAccessException e) {
+ throw new ExceptionInInitializerError(e);
+ }
+ }
+
+ private final @NonNull DataContainerCodecPrototype<T> prototype;
- private final DataContainerCodecPrototype<T> prototype;
+ // Accessed via a VarHandle
+ @SuppressWarnings("unused")
private volatile DataObjectSerializer eventStreamSerializer;
- protected DataContainerCodecContext(final DataContainerCodecPrototype<T> prototype) {
- this.prototype = prototype;
+ DataContainerCodecContext(final DataContainerCodecPrototype<T> prototype) {
+ this.prototype = requireNonNull(prototype);
}
@Override
* @throws IllegalArgumentException If supplied argument does not represent valid child.
*/
@Override
- public abstract NodeCodecContext<?> yangPathArgumentChild(YangInstanceIdentifier.PathArgument arg);
+ public abstract NodeCodecContext yangPathArgumentChild(YangInstanceIdentifier.PathArgument arg);
/**
* Returns nested node context using supplied Binding Instance Identifier
* @throws IllegalArgumentException If supplied argument does not represent valid child.
*/
@Override
- @Nullable
- public DataContainerCodecContext<?,?> bindingPathArgumentChild(final PathArgument arg,
+ public DataContainerCodecContext<?, ?> bindingPathArgumentChild(final PathArgument arg,
final List<YangInstanceIdentifier.PathArgument> builder) {
final DataContainerCodecContext<?,?> child = streamChild(arg.getType());
- if (child != null) {
- if (builder != null) {
- child.addYangPathArgument(arg,builder);
- }
- return child;
+ if (builder != null) {
+ child.addYangPathArgument(arg,builder);
}
- throw new IllegalArgumentException("Supplied argument is not valid child");
+ return child;
}
/**
return Class.class.cast(prototype.getBindingClass());
}
- /**
- * Returns child context as if it was walked by {@link BindingStreamEventWriter}. This means that to enter case, one
- * must issue getChild(ChoiceClass).getChild(CaseClass).
- *
- * @param childClass child class
- * @return Context of child node or null, if supplied class is not subtree child
- * @throws IllegalArgumentException If supplied child class is not valid in specified context.
- */
@Override
- public abstract @Nullable <C extends DataObject> DataContainerCodecContext<C, ?> streamChild(Class<C> childClass);
+ public abstract <C extends DataObject> DataContainerCodecContext<C, ?> streamChild(Class<C> childClass);
/**
* Returns child context as if it was walked by {@link BindingStreamEventWriter}. This means that to enter case, one
@Override
public BindingNormalizedNodeCachingCodec<D> createCachingCodec(
- final ImmutableCollection<Class<? extends DataObject>> cacheSpecifier) {
+ final ImmutableCollection<Class<? extends BindingObject>> cacheSpecifier) {
if (cacheSpecifier.isEmpty()) {
return new NonCachingCodec<>(this);
}
- return new CachingNormalizedNodeCodec<>(this,ImmutableSet.copyOf(cacheSpecifier));
+ return new CachingNormalizedNodeCodec<>(this, ImmutableSet.copyOf(cacheSpecifier));
}
- BindingStreamEventWriter createWriter(final NormalizedNodeStreamWriter domWriter) {
+ @NonNull BindingStreamEventWriter createWriter(final NormalizedNodeStreamWriter domWriter) {
return BindingToNormalizedStreamWriter.create(this, domWriter);
}
- @Nonnull
- protected final <V> V childNonNull(@Nullable final V nullable, final YangInstanceIdentifier.PathArgument child,
- final String message, final Object... args) {
- if (nullable != null) {
- return nullable;
+ protected final <V> @NonNull V childNonNull(final @Nullable V nullable,
+ final YangInstanceIdentifier.PathArgument child, final String message, final Object... args) {
+ if (nullable == null) {
+ throw childNullException(extractName(child), message, args);
}
- MissingSchemaException.checkModulePresent(factory().getRuntimeContext().getSchemaContext(), child);
- throw IncorrectNestingException.create(message, args);
+ return nullable;
}
- @Nonnull
- protected final <V> V childNonNull(@Nullable final V nullable, final QName child, final String message,
+ protected final <V> @NonNull V childNonNull(final @Nullable V nullable, final QName child, final String message,
final Object... args) {
- if (nullable != null) {
- return nullable;
+ if (nullable == null) {
+ throw childNullException(child, message, args);
+ }
+ return nullable;
+ }
+
+ protected final <V> @NonNull V childNonNull(final @Nullable V nullable, final Class<?> childClass,
+ final String message, final Object... args) {
+ if (nullable == null) {
+ throw childNullException(childClass, message, args);
+ }
+ return nullable;
+ }
+
+ private IllegalArgumentException childNullException(final QName child, final String message, final Object... args) {
+ final QNameModule module = child.getModule();
+ if (!factory().getRuntimeContext().getEffectiveModelContext().findModule(module).isPresent()) {
+ throw new MissingSchemaException("Module " + module + " is not present in current schema context.");
}
- MissingSchemaException.checkModulePresent(factory().getRuntimeContext().getSchemaContext(), child);
throw IncorrectNestingException.create(message, args);
}
- @Nonnull
- protected final <V> V childNonNull(@Nullable final V nullable, final Class<?> childClass, final String message,
+ private IllegalArgumentException childNullException(final Class<?> childClass, final String message,
final Object... args) {
- if (nullable != null) {
- return nullable;
+ final BindingRuntimeContext runtimeContext = factory().getRuntimeContext();
+ final WithStatus schema;
+ if (Augmentation.class.isAssignableFrom(childClass)) {
+ schema = runtimeContext.getAugmentationDefinition(childClass.asSubclass(Augmentation.class));
+ } else {
+ schema = runtimeContext.getSchemaDefinition(childClass);
+ }
+ if (schema == null) {
+ throw new MissingSchemaForClassException(childClass);
}
- MissingSchemaForClassException.check(factory().getRuntimeContext(), childClass);
- MissingClassInLoadingStrategyException.check(factory().getRuntimeContext().getStrategy(), childClass);
+
+ try {
+ runtimeContext.loadClass(DefaultType.of(childClass));
+ } catch (final ClassNotFoundException e) {
+ throw new MissingClassInLoadingStrategyException(
+ "User supplied class " + childClass.getName() + " is not available in " + runtimeContext, e);
+ }
+
throw IncorrectNestingException.create(message, args);
}
- DataObjectSerializer eventStreamSerializer() {
- if (eventStreamSerializer == null) {
- eventStreamSerializer = factory().getEventStreamSerializer(getBindingClass());
+ private static QName extractName(final YangInstanceIdentifier.PathArgument child) {
+ if (child instanceof AugmentationIdentifier) {
+ final Set<QName> children = ((AugmentationIdentifier) child).getPossibleChildNames();
+ checkArgument(!children.isEmpty(), "Augmentation without childs must not be used in data");
+ return children.iterator().next();
}
- return eventStreamSerializer;
+ return child.getNodeType();
+ }
+
+ final DataObjectSerializer eventStreamSerializer() {
+ final DataObjectSerializer existing = (DataObjectSerializer) EVENT_STREAM_SERIALIZER.getAcquire(this);
+ return existing != null ? existing : loadEventStreamSerializer();
+ }
+
+ // Split out to aid inlining
+ private DataObjectSerializer loadEventStreamSerializer() {
+ final DataObjectSerializer loaded = factory().getEventStreamSerializer(getBindingClass());
+ final Object witness = EVENT_STREAM_SERIALIZER.compareAndExchangeRelease(this, null, loaded);
+ return witness == null ? loaded : (DataObjectSerializer) witness;
}
@Override
- public NormalizedNode<?, ?> serialize(final D data) {
+ public NormalizedNode serialize(final D data) {
final NormalizedNodeResult result = new NormalizedNodeResult();
// We create DOM stream writer which produces normalized nodes
final NormalizedNodeStreamWriter domWriter = ImmutableNormalizedNodeStreamWriter.from(result);
throw new IllegalStateException("Failed to serialize Binding DTO",e);
}
}
-
}