*/
package org.opendaylight.yangtools.binding.data.codec.impl;
+import com.google.common.base.Function;
+import com.google.common.base.Optional;
import com.google.common.base.Preconditions;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
+import java.io.IOException;
import java.util.AbstractMap.SimpleEntry;
-import java.util.LinkedList;
+import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.opendaylight.yangtools.yang.binding.DataObjectSerializerImplementation;
import org.opendaylight.yangtools.yang.binding.DataObjectSerializerRegistry;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.PathArgument;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.ChoiceNode;
+import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
+import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
+import org.opendaylight.yangtools.yang.data.api.schema.LeafSetNode;
+import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.data.api.schema.UnkeyedListNode;
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.slf4j.Logger;
+import org.slf4j.LoggerFactory;
public class BindingNormalizedNodeCodecRegistry implements DataObjectSerializerRegistry, BindingNormalizedNodeWriterFactory, BindingNormalizedNodeSerializer {
+ private static final Logger LOG = LoggerFactory.getLogger(BindingNormalizedNodeCodecRegistry.class);
private final DataObjectSerializerGenerator generator;
private final LoadingCache<Class<? extends DataObject>, DataObjectSerializer> serializers;
@Override
public YangInstanceIdentifier toYangInstanceIdentifier(final InstanceIdentifier<?> binding) {
- List<YangInstanceIdentifier.PathArgument> builder = new LinkedList<>();
- codecContext.getCodecContextNode(binding, builder);
return codecContext.getInstanceIdentifierCodec().serialize(binding);
}
@Override
public InstanceIdentifier<?> fromYangInstanceIdentifier(final YangInstanceIdentifier dom) {
return codecContext.getInstanceIdentifierCodec().deserialize(dom);
- }
+ }
@Override
public <T extends DataObject> Entry<YangInstanceIdentifier,NormalizedNode<?,?>> toNormalizedNode(final InstanceIdentifier<T> path, final T data) {
NormalizedNodeResult result = new NormalizedNodeResult();
- // We create dom stream writer which produces normalized nodes
+ // We create DOM stream writer which produces normalized nodes
NormalizedNodeStreamWriter domWriter = ImmutableNormalizedNodeStreamWriter.from(result);
- // We create Binding Stream Writer wchich translates from Binding to Normalized Nodes
+ // We create Binding Stream Writer which translates from Binding to Normalized Nodes
Entry<YangInstanceIdentifier, BindingStreamEventWriter> writeCtx = codecContext.newWriter(path, domWriter);
- // We get serializer which reads binding data and uses Binding To NOrmalized Node writer to write result
- getSerializer(path.getTargetType()).serialize(data, writeCtx.getValue());
+ // We get serializer which reads binding data and uses Binding To Normalized Node writer to write result
+ try {
+ getSerializer(path.getTargetType()).serialize(data, writeCtx.getValue());
+ } catch (IOException e) {
+ LOG.error("Unexpected failure while serializing path {} data {}", path, data, e);
+ throw new IllegalStateException("Failed to create normalized node", e);
+ }
return new SimpleEntry<YangInstanceIdentifier,NormalizedNode<?,?>>(writeCtx.getKey(),result.getResult());
}
+ private static boolean isBindingRepresentable(final NormalizedNode<?, ?> data) {
+ if (data instanceof ChoiceNode) {
+ return false;
+ }
+ if (data instanceof LeafNode<?>) {
+ return false;
+ }
+ if (data instanceof LeafSetNode) {
+ return false;
+ }
+ if( data instanceof LeafSetEntryNode<?>) {
+ return false;
+ }
+ if (data instanceof MapNode) {
+ return false;
+ }
+ if (data instanceof UnkeyedListNode) {
+ return false;
+ }
+
+ return true;
+ }
+
@Override
- public Entry<InstanceIdentifier<?>, DataObject> fromNormalizedNode(final YangInstanceIdentifier path,
- final NormalizedNode<?, ?> data) {
- throw new UnsupportedOperationException("Not implemented yet");
+ public Entry<InstanceIdentifier<?>, DataObject> fromNormalizedNode(final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
+ if (!isBindingRepresentable(data)) {
+ return null;
+ }
+
+ final List<PathArgument> builder = new ArrayList<>();
+ final NodeCodecContext codec = codecContext.getCodecContextNode(path, builder);
+ if (codec == null) {
+ if (data != null) {
+ LOG.warn("Path {} does not have a binding equivalent, should have been caught earlier ({})", path, data.getClass());
+ }
+ return null;
+ }
+
+ final DataObject lazyObj = (DataObject) codec.dataFromNormalizedNode(data);
+ final InstanceIdentifier<?> bindingPath = InstanceIdentifier.create(builder);
+ return new SimpleEntry<InstanceIdentifier<?>, DataObject>(bindingPath, lazyObj);
}
@Override
- public Map<InstanceIdentifier<?>, DataObject> fromNormalizedNodes(
- final Map<YangInstanceIdentifier, NormalizedNode<?, ?>> dom) {
+ public Map<InstanceIdentifier<?>, DataObject> fromNormalizedNodes(final Map<YangInstanceIdentifier, NormalizedNode<?, ?>> dom) {
throw new UnsupportedOperationException("Not implemented yet");
}
return codecContext.newWriterWithoutIdentifier(path, domWriter);
}
+
+ public <T extends DataObject> Function<Optional<NormalizedNode<?, ?>>, Optional<T>> deserializeFunction(final InstanceIdentifier<T> path) {
+ DataObjectCodecContext<?> ctx = (DataObjectCodecContext<?>) codecContext.getCodecContextNode(path, null);
+ return new DeserializeFunction<T>(ctx);
+ }
+
+
+ private static class DeserializeFunction<T> implements Function<Optional<NormalizedNode<?, ?>>, Optional<T>> {
+ private final DataObjectCodecContext<?> ctx;
+
+ public DeserializeFunction(final DataObjectCodecContext<?> ctx) {
+ super();
+ this.ctx = ctx;
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public Optional<T> apply(final Optional<NormalizedNode<?, ?>> input) {
+ if(input.isPresent()) {
+ return Optional.of((T) ctx.dataFromNormalizedNode(input.get()));
+ }
+ return Optional.absent();
+ }
+ }
+
private class GeneratorLoader extends CacheLoader<Class<? extends DataObject>, DataObjectSerializer> {
@Override
}
@Override
- public void serialize(final DataObject obj, final BindingStreamEventWriter stream) {
+ public void serialize(final DataObject obj, final BindingStreamEventWriter stream) throws IOException {
delegate.serialize(BindingNormalizedNodeCodecRegistry.this, obj, stream);
}
}
Code Review / yangtools.git / blobdiff