*/
package org.opendaylight.controller.md.sal.binding.impl;
-import java.util.AbstractMap.SimpleEntry;
+import com.google.common.base.Function;
+import com.google.common.base.Optional;
+import com.google.common.collect.ImmutableBiMap;
+import java.lang.reflect.Method;
+import java.util.Iterator;
import java.util.Map.Entry;
-
+import javax.annotation.Nonnull;
import org.opendaylight.controller.md.sal.common.impl.util.compat.DataNormalizationException;
+import org.opendaylight.controller.md.sal.common.impl.util.compat.DataNormalizationOperation;
import org.opendaylight.controller.md.sal.common.impl.util.compat.DataNormalizer;
-import org.opendaylight.yangtools.yang.binding.Augmentation;
+import org.opendaylight.yangtools.binding.data.codec.api.BindingCodecTree;
+import org.opendaylight.yangtools.binding.data.codec.api.BindingCodecTreeFactory;
+import org.opendaylight.yangtools.binding.data.codec.impl.BindingNormalizedNodeCodecRegistry;
+import org.opendaylight.yangtools.sal.binding.generator.impl.GeneratedClassLoadingStrategy;
+import org.opendaylight.yangtools.sal.binding.generator.util.BindingRuntimeContext;
+import org.opendaylight.yangtools.yang.binding.BindingMapping;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
-import org.opendaylight.yangtools.yang.data.api.CompositeNode;
-import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier.PathArgument;
-import org.opendaylight.yangtools.yang.data.api.schema.AugmentationNode;
-import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
-import org.opendaylight.yangtools.yang.data.api.schema.DataContainerNode;
+import org.opendaylight.yangtools.yang.binding.RpcService;
+import org.opendaylight.yangtools.yang.binding.util.BindingReflections;
+import org.opendaylight.yangtools.yang.common.QNameModule;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
-import org.opendaylight.yangtools.yang.data.impl.codec.BindingIndependentMappingService;
import org.opendaylight.yangtools.yang.data.impl.codec.DeserializationException;
+import org.opendaylight.yangtools.yang.model.api.Module;
+import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
import org.opendaylight.yangtools.yang.model.api.SchemaContextListener;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import com.google.common.collect.ImmutableList;
-
-public class BindingToNormalizedNodeCodec implements SchemaContextListener {
+import org.opendaylight.yangtools.yang.model.api.SchemaPath;
- private static final Logger LOG = LoggerFactory.getLogger(BindingToNormalizedNodeCodec.class);
+public class BindingToNormalizedNodeCodec implements BindingCodecTreeFactory, SchemaContextListener, AutoCloseable {
- private final BindingIndependentMappingService bindingToLegacy;
+ private final BindingNormalizedNodeCodecRegistry codecRegistry;
private DataNormalizer legacyToNormalized;
+ private final GeneratedClassLoadingStrategy classLoadingStrategy;
+ private BindingRuntimeContext runtimeContext;
+
+ public BindingToNormalizedNodeCodec(final GeneratedClassLoadingStrategy classLoadingStrategy,
+ final BindingNormalizedNodeCodecRegistry codecRegistry) {
+ this.classLoadingStrategy = classLoadingStrategy;
+ this.codecRegistry = codecRegistry;
- public BindingToNormalizedNodeCodec(final BindingIndependentMappingService mappingService) {
- super();
- this.bindingToLegacy = mappingService;
}
- public org.opendaylight.yangtools.yang.data.api.InstanceIdentifier toNormalized(
- final InstanceIdentifier<? extends DataObject> binding) {
- final org.opendaylight.yangtools.yang.data.api.InstanceIdentifier legacyPath = bindingToLegacy.toDataDom(binding);
- final org.opendaylight.yangtools.yang.data.api.InstanceIdentifier normalized = legacyToNormalized.toNormalized(legacyPath);
- LOG.trace("InstanceIdentifier Path {} Serialization: Legacy representation {}, Normalized representation: {}",binding,legacyPath,normalized);
- return normalized;
+ public YangInstanceIdentifier toNormalized(final InstanceIdentifier<? extends DataObject> binding) {
+ return codecRegistry.toYangInstanceIdentifier(binding);
}
- public Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, NormalizedNode<?, ?>> toNormalizedNode(
+ @SuppressWarnings({ "unchecked", "rawtypes" })
+ public Entry<YangInstanceIdentifier, NormalizedNode<?, ?>> toNormalizedNode(
final InstanceIdentifier<? extends DataObject> bindingPath, final DataObject bindingObject) {
- return toNormalizedNode(toEntry(bindingPath, bindingObject));
-
- }
-
- public Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, NormalizedNode<?, ?>> toNormalizedNode(
- final Entry<org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataObject>, DataObject> binding) {
- Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> legacyEntry = bindingToLegacy.toDataDom(binding);
- Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, NormalizedNode<?, ?>> normalizedEntry = legacyToNormalized.toNormalized(legacyEntry);
- LOG.trace("Serialization of {}, Legacy Representation: {}, Normalized Representation: {}",binding,legacyEntry,normalizedEntry);
- if(Augmentation.class.isAssignableFrom(binding.getKey().getTargetType())) {
-
- for(DataContainerChild<? extends PathArgument, ?> child : ((DataContainerNode<?>) normalizedEntry.getValue()).getValue()) {
- if(child instanceof AugmentationNode) {
- ImmutableList<PathArgument> childArgs = ImmutableList.<PathArgument>builder()
- .addAll(normalizedEntry.getKey().getPath())
- .add(child.getIdentifier())
- .build();
- org.opendaylight.yangtools.yang.data.api.InstanceIdentifier childPath = new org.opendaylight.yangtools.yang.data.api.InstanceIdentifier(childArgs);
- return new SimpleEntry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, NormalizedNode<?, ?>>(childPath,child);
- }
- }
+ return codecRegistry.toNormalizedNode((InstanceIdentifier) bindingPath, bindingObject);
- }
- return normalizedEntry;
+ }
+ public Entry<YangInstanceIdentifier, NormalizedNode<?, ?>> toNormalizedNode(
+ final Entry<InstanceIdentifier<? extends DataObject>, DataObject> binding) {
+ return toNormalizedNode(binding.getKey(),binding.getValue());
+ }
+ /**
+ *
+ * Returns a Binding-Aware instance identifier from normalized
+ * instance-identifier if it is possible to create representation.
+ *
+ * Returns Optional.absent for cases where target is mixin node except
+ * augmentation.
+ *
+ */
+ public Optional<InstanceIdentifier<? extends DataObject>> toBinding(final YangInstanceIdentifier normalized)
+ throws DeserializationException {
+ try {
+ return Optional.<InstanceIdentifier<? extends DataObject>>fromNullable(codecRegistry.fromYangInstanceIdentifier(normalized));
+ } catch (final IllegalArgumentException e) {
+ return Optional.absent();
+ }
}
- public InstanceIdentifier<? extends DataObject> toBinding(
- final org.opendaylight.yangtools.yang.data.api.InstanceIdentifier normalized)
- throws DeserializationException {
+ public DataNormalizer getDataNormalizer() {
+ return legacyToNormalized;
+ }
- org.opendaylight.yangtools.yang.data.api.InstanceIdentifier legacyPath;
+ public Optional<Entry<InstanceIdentifier<? extends DataObject>, DataObject>> toBinding(
+ final @Nonnull Entry<YangInstanceIdentifier, ? extends NormalizedNode<?, ?>> normalized)
+ throws DeserializationException {
try {
- legacyPath = legacyToNormalized.toLegacy(normalized);
- } catch (DataNormalizationException e) {
- throw new IllegalStateException("Could not denormalize path.",e);
+ /*
+ * This cast is required, due to generics behaviour in openjdk / oracle javac
+ *
+ * InstanceIdentifier has definition InstanceIdentifier<T extends DataObject>,
+ * this means '?' is always <? extends DataObject>. Eclipse compiler
+ * is able to determine this relationship and treats
+ * Entry<InstanceIdentifier<?>,DataObject> and Entry<InstanceIdentifier<? extends DataObject,DataObject>
+ * as assignable. However openjdk / oracle javac treats this two types
+ * as incompatible and issues a compile error.
+ *
+ * It is safe to loose generic information and cast it to other generic signature.
+ *
+ */
+ @SuppressWarnings({ "unchecked", "rawtypes" })
+ final Entry<InstanceIdentifier<? extends DataObject>, DataObject> binding = Entry.class.cast(codecRegistry.fromNormalizedNode(normalized.getKey(), normalized.getValue()));
+ return Optional.fromNullable(binding);
+ } catch (final IllegalArgumentException e) {
+ return Optional.absent();
}
- LOG.trace("InstanceIdentifier Path Deserialization: Legacy representation {}, Normalized representation: {}",legacyPath,normalized);
- return bindingToLegacy.fromDataDom(legacyPath);
}
- private static final Entry<org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataObject>, DataObject> toEntry(
- final org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataObject> key,
- final DataObject value) {
- return new SimpleEntry<org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataObject>, DataObject>(
- key, value);
+ @Override
+ public void onGlobalContextUpdated(final SchemaContext arg0) {
+ legacyToNormalized = new DataNormalizer (arg0);
+ runtimeContext = BindingRuntimeContext.create(classLoadingStrategy, arg0);
+ codecRegistry.onBindingRuntimeContextUpdated(runtimeContext);
}
- public DataObject toBinding(final InstanceIdentifier<?> path, final NormalizedNode<?, ?> normalizedNode)
- throws DeserializationException {
- return bindingToLegacy.dataObjectFromDataDom(path, (CompositeNode) DataNormalizer.toLegacy(normalizedNode));
+ public <T extends DataObject> Function<Optional<NormalizedNode<?, ?>>, Optional<T>> deserializeFunction(final InstanceIdentifier<T> path) {
+ return codecRegistry.deserializeFunction(path);
}
- public DataNormalizer getDataNormalizer() {
- return legacyToNormalized;
+ /**
+ * Returns an default object according to YANG schema for supplied path.
+ *
+ * @param path DOM Path
+ * @return Node with defaults set on.
+ */
+ public NormalizedNode<?, ?> getDefaultNodeFor(final YangInstanceIdentifier path) {
+ final Iterator<PathArgument> iterator = path.getPathArguments().iterator();
+ DataNormalizationOperation<?> currentOp = legacyToNormalized.getRootOperation();
+ while (iterator.hasNext()) {
+ final PathArgument currentArg = iterator.next();
+ try {
+ currentOp = currentOp.getChild(currentArg);
+ } catch (final DataNormalizationException e) {
+ throw new IllegalArgumentException(String.format("Invalid child encountered in path %s", path), e);
+ }
+ }
+ return currentOp.createDefault(path.getLastPathArgument());
}
- public Entry<org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataObject>, DataObject> toBinding(
- final Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, ? extends NormalizedNode<?, ?>> normalized)
- throws DeserializationException {
- InstanceIdentifier<? extends DataObject> bindingPath = toBinding(normalized.getKey());
- DataObject bindingData = toBinding(bindingPath, normalized.getValue());
- return toEntry(bindingPath, bindingData);
+ public BindingNormalizedNodeCodecRegistry getCodecRegistry() {
+ return codecRegistry;
}
@Override
- public void onGlobalContextUpdated(final SchemaContext arg0) {
- legacyToNormalized = new DataNormalizer(arg0);
+ public void close() {
+ // NOOP Intentionally
+ }
+
+ public BindingNormalizedNodeCodecRegistry getCodecFactory() {
+ return codecRegistry;
+ }
+
+ // FIXME: This should be probably part of Binding Runtime context
+ public ImmutableBiMap<Method, SchemaPath> getRpcMethodToSchemaPath(final Class<? extends RpcService> key) {
+ final QNameModule moduleName = BindingReflections.getQNameModule(key);
+ final Module module = runtimeContext.getSchemaContext().findModuleByNamespaceAndRevision(moduleName.getNamespace(), moduleName.getRevision());
+ final ImmutableBiMap.Builder<Method, SchemaPath> ret = ImmutableBiMap.<Method, SchemaPath>builder();
+ try {
+ for (final RpcDefinition rpcDef : module.getRpcs()) {
+ final Method method = findRpcMethod(key, rpcDef);
+ ret.put(method, rpcDef.getPath());
+ }
+ } catch (final NoSuchMethodException e) {
+ throw new IllegalStateException("Rpc defined in model does not have representation in generated class.", e);
+ }
+ return ret.build();
+ }
+
+ private Method findRpcMethod(final Class<? extends RpcService> key, final RpcDefinition rpcDef) throws NoSuchMethodException {
+ final String methodName = BindingMapping.getMethodName(rpcDef.getQName());
+ if(rpcDef.getInput() != null) {
+ final Class<?> inputClz = runtimeContext.getClassForSchema(rpcDef.getInput());
+ return key.getMethod(methodName, inputClz);
+ }
+ return key.getMethod(methodName);
+ }
+
+ @Override
+ public BindingCodecTree create(BindingRuntimeContext context) {
+ return codecRegistry.create(context);
+ }
+
+ @Override
+ public BindingCodecTree create(SchemaContext context, Class<?>... bindingClasses) {
+ return codecRegistry.create(context, bindingClasses);
}
}