2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.yangtools.sal.binding.generator.impl;
10 import java.util.AbstractMap.SimpleEntry;
11 import java.util.ArrayList;
12 import java.util.Collection;
13 import java.util.Collections;
14 import java.util.HashSet;
15 import java.util.LinkedList;
16 import java.util.List;
18 import java.util.Map.Entry;
20 import java.util.concurrent.ConcurrentHashMap;
21 import java.util.concurrent.ConcurrentMap;
22 import java.util.concurrent.ExecutionException;
24 import javassist.ClassPool;
26 import javax.annotation.concurrent.GuardedBy;
28 import org.opendaylight.yangtools.binding.generator.util.BindingGeneratorUtil;
29 import org.opendaylight.yangtools.binding.generator.util.ReferencedTypeImpl;
30 import org.opendaylight.yangtools.binding.generator.util.Types;
31 import org.opendaylight.yangtools.sal.binding.generator.api.ClassLoadingStrategy;
32 import org.opendaylight.yangtools.sal.binding.generator.util.YangSchemaUtils;
33 import org.opendaylight.yangtools.sal.binding.model.api.Type;
34 import org.opendaylight.yangtools.sal.binding.model.api.type.builder.GeneratedTypeBuilder;
35 import org.opendaylight.yangtools.yang.binding.Augmentation;
36 import org.opendaylight.yangtools.yang.binding.BindingMapping;
37 import org.opendaylight.yangtools.yang.binding.DataContainer;
38 import org.opendaylight.yangtools.yang.binding.DataObject;
39 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.IdentifiableItem;
40 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.Item;
41 import org.opendaylight.yangtools.yang.binding.RpcService;
42 import org.opendaylight.yangtools.yang.common.QName;
43 import org.opendaylight.yangtools.yang.data.api.CompositeNode;
44 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
45 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier.NodeIdentifierWithPredicates;
46 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier.PathArgument;
47 import org.opendaylight.yangtools.yang.data.api.Node;
48 import org.opendaylight.yangtools.yang.data.impl.CompositeNodeTOImpl;
49 import org.opendaylight.yangtools.yang.data.impl.SimpleNodeTOImpl;
50 import org.opendaylight.yangtools.yang.data.impl.codec.AugmentationCodec;
51 import org.opendaylight.yangtools.yang.data.impl.codec.BindingIndependentMappingService;
52 import org.opendaylight.yangtools.yang.data.impl.codec.CodecRegistry;
53 import org.opendaylight.yangtools.yang.data.impl.codec.DataContainerCodec;
54 import org.opendaylight.yangtools.yang.data.impl.codec.DeserializationException;
55 import org.opendaylight.yangtools.yang.data.impl.codec.InstanceIdentifierCodec;
56 import org.opendaylight.yangtools.yang.data.impl.codec.ValueWithQName;
57 import org.opendaylight.yangtools.yang.model.api.AugmentationSchema;
58 import org.opendaylight.yangtools.yang.model.api.Module;
59 import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
60 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
61 import org.opendaylight.yangtools.yang.model.api.SchemaContextHolder;
62 import org.opendaylight.yangtools.yang.model.api.SchemaContextListener;
63 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
64 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
65 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
66 import org.opendaylight.yangtools.yang.model.util.SchemaContextUtil;
67 import org.slf4j.Logger;
68 import org.slf4j.LoggerFactory;
70 import com.google.common.base.Optional;
71 import com.google.common.base.Preconditions;
72 import com.google.common.collect.HashMultimap;
73 import com.google.common.collect.Multimap;
74 import com.google.common.util.concurrent.ListenableFuture;
75 import com.google.common.util.concurrent.SettableFuture;
77 public class RuntimeGeneratedMappingServiceImpl implements BindingIndependentMappingService, SchemaContextListener,
78 SchemaLock, AutoCloseable, SchemaContextHolder, TypeResolver {
80 private static final Logger LOG = LoggerFactory.getLogger(RuntimeGeneratedMappingServiceImpl.class);
82 private final ConcurrentMap<Type, Set<QName>> serviceTypeToRpc = new ConcurrentHashMap<>();
85 * This is map of types which users are waiting for.
88 private final Multimap<Type, SettableFuture<Type>> promisedTypes = HashMultimap.create();
90 private final ClassLoadingStrategy classLoadingStrategy;
92 private final AbstractTransformerGenerator binding;
93 private final LazyGeneratedCodecRegistry registry;
94 private final ClassPool pool;
97 * FIXME: updated here, access from AbstractTransformer
99 private final Map<Type, AugmentationSchema> typeToAugmentation = new ConcurrentHashMap<>();
100 private final ConcurrentMap<Type, GeneratedTypeBuilder> typeToDefinition = new ConcurrentHashMap<>();
101 private final ConcurrentMap<Type, SchemaNode> typeToSchemaNode = new ConcurrentHashMap<>();
102 private final Map<SchemaPath, GeneratedTypeBuilder> pathToType = new ConcurrentHashMap<>();
104 // FIXME: need to figure these out
105 private final ConcurrentMap<Type, Type> typeDefinitions = new ConcurrentHashMap<>();
106 private SchemaContext schemaContext;
108 public RuntimeGeneratedMappingServiceImpl(final ClassPool pool) {
109 this(pool, GeneratedClassLoadingStrategy.getTCCLClassLoadingStrategy());
112 public RuntimeGeneratedMappingServiceImpl(final ClassPool pool, final ClassLoadingStrategy strat) {
113 this.pool = Preconditions.checkNotNull(pool);
114 this.classLoadingStrategy = Preconditions.checkNotNull(strat);
115 // FIXME: this escapes constructor
116 binding = new TransformerGenerator(this, pool);
117 registry = new LazyGeneratedCodecRegistry(this, binding, classLoadingStrategy);
118 binding.setListener(registry);
120 // if (ctx !== null) {
121 // listenerRegistration = ctx.registerService(SchemaServiceListener,
122 // this, new Hashtable<String, String>());
127 public synchronized SchemaContext getSchemaContext() {
128 return schemaContext;
132 public synchronized void onGlobalContextUpdated(final SchemaContext context) {
133 this.schemaContext = Preconditions.checkNotNull(context);
134 this.recreateBindingContext(context);
135 this.registry.onGlobalContextUpdated(context);
139 private void recreateBindingContext(final SchemaContext schemaContext) {
140 BindingGeneratorImpl newBinding = new BindingGeneratorImpl();
141 newBinding.generateTypes(schemaContext);
143 for (Map.Entry<Module, ModuleContext> entry : newBinding.getModuleContexts().entrySet()) {
145 registry.onModuleContextAdded(schemaContext, entry.getKey(), entry.getValue());
146 pathToType.putAll(entry.getValue().getChildNodes());
147 Module module = entry.getKey();
148 ModuleContext context = entry.getValue();
149 updateBindingFor(context.getChildNodes(), schemaContext);
150 updateBindingFor(context.getCases(), schemaContext);
151 String namespace = BindingGeneratorUtil.moduleNamespaceToPackageName(module);
153 if (!module.getRpcs().isEmpty()) {
154 Set<QName> rpcs = new HashSet<>();
155 for (RpcDefinition rpc : module.getRpcs()) {
156 rpcs.add(rpc.getQName());
158 Type serviceClass = new ReferencedTypeImpl(namespace, BindingMapping.getClassName(module.getName())
160 serviceTypeToRpc.put(serviceClass, rpcs);
163 Map<SchemaPath, Type> typedefs = context.getTypedefs();
164 for (Map.Entry<SchemaPath, Type> typedef : typedefs.entrySet()) {
165 Type value = typedef.getValue();
166 Type typeRef = new ReferencedTypeImpl(value.getPackageName(), value.getName());
167 typeDefinitions.put(typeRef, value);
168 TypeDefinition<?> schemaNode = YangSchemaUtils.findTypeDefinition(schemaContext, typedef.getKey());
169 if (schemaNode != null) {
171 typeToSchemaNode.put(typeRef, schemaNode);
173 LOG.error("Type definition for {} is not available", value);
176 List<GeneratedTypeBuilder> augmentations = context.getAugmentations();
177 for (GeneratedTypeBuilder augmentation : augmentations) {
178 typeToDefinition.put(augmentation, augmentation);
180 typeToAugmentation.putAll(context.getTypeToAugmentation());
181 for (GeneratedTypeBuilder augmentation : augmentations) {
182 updatePromisedSchemas(augmentation);
188 public CompositeNode toDataDom(final DataObject data) {
189 return toCompositeNodeImpl(data);
193 public Entry<InstanceIdentifier, CompositeNode> toDataDom(
194 final Entry<org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataObject>, DataObject> entry) {
196 org.opendaylight.yangtools.yang.data.api.InstanceIdentifier key = toDataDom(entry.getKey());
198 if (Augmentation.class.isAssignableFrom(entry.getKey().getTargetType())) {
199 data = toCompositeNodeImplAugument(key, entry.getValue());
201 data = toCompositeNodeImpl(key, entry.getValue());
203 return new SimpleEntry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode>(key,
206 } catch (Exception e) {
207 LOG.error("Error during serialization for {}.", entry.getKey(), e);
212 private CompositeNode toCompositeNodeImpl(final DataObject object) {
213 Class<? extends DataContainer> cls = object.getImplementedInterface();
215 DataContainerCodec<DataObject> codec = (DataContainerCodec<DataObject>) registry.getCodecForDataObject(cls);
216 return codec.serialize(new ValueWithQName<DataObject>(null, object));
219 private CompositeNode toCompositeNodeImpl(final org.opendaylight.yangtools.yang.data.api.InstanceIdentifier identifier,
220 final DataObject object) {
221 PathArgument last = identifier.getPath().get(identifier.getPath().size() - 1);
222 Class<? extends DataContainer> cls = object.getImplementedInterface();
224 DataContainerCodec<DataObject> codec = (DataContainerCodec<DataObject>) registry.getCodecForDataObject(cls);
225 return codec.serialize(new ValueWithQName<DataObject>(last.getNodeType(), object));
228 private CompositeNode toCompositeNodeImplAugument(
229 final org.opendaylight.yangtools.yang.data.api.InstanceIdentifier identifier, final DataObject object) {
231 // val cls = object.implementedInterface;
232 // waitForSchema(cls);
233 org.opendaylight.yangtools.yang.data.api.InstanceIdentifier.PathArgument last = identifier.getPath().get(
234 identifier.getPath().size() - 1);
235 AugmentationCodec codec = registry.getCodecForAugmentation((Class) object.getImplementedInterface());
236 CompositeNode ret = codec.serialize(new ValueWithQName<DataObject>(last.getNodeType(), object));
237 if (last instanceof NodeIdentifierWithPredicates) {
238 NodeIdentifierWithPredicates predicates = (NodeIdentifierWithPredicates) last;
239 List<Node<?>> newNodes = new ArrayList<Node<?>>(predicates.getKeyValues().size());
240 for (Map.Entry<QName, Object> predicate : predicates.getKeyValues().entrySet()) {
241 newNodes.add(new SimpleNodeTOImpl<Object>(predicate.getKey(), null, predicate.getValue()));
243 newNodes.addAll(ret.getValue());
244 return new CompositeNodeTOImpl(last.getNodeType(), null, newNodes);
250 public void waitForSchema(final Class<?> cls) {
251 final ListenableFuture<Type> f = getSchemaDefinition(cls);
255 } catch (InterruptedException | ExecutionException e) {
256 LOG.warn("Waiting for schema for class {} failed", cls, e);
257 throw new IllegalStateException(String.format("Failed to get schema for %s", cls), e);
259 LOG.info("Schema for {} became available, thread unblocked", cls);
264 public InstanceIdentifier toDataDom(
265 final org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataObject> path) {
266 for (final org.opendaylight.yangtools.yang.binding.InstanceIdentifier.PathArgument arg : path.getPathArguments()) {
267 this.waitForSchema(arg.getType());
270 final InstanceIdentifierCodec c = registry.getInstanceIdentifierCodec();
271 Preconditions.checkState(c != null, "InstanceIdentifierCodec not present");
272 return c.serialize(path);
276 public DataObject dataObjectFromDataDom(
277 final org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataObject> path,
278 final CompositeNode domData) throws DeserializationException {
279 if (domData == null) {
284 final Class<? extends DataContainer> container = path.getTargetType();
285 // FIXME: deprecate use without iid
286 final org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataObject> wildcardedPath = createWildcarded(path);
288 final DataContainerCodec<? extends DataContainer> transformer = registry.getCodecForDataObject(container);
289 Preconditions.checkState(transformer != null, "Failed to find codec for type %s", container);
291 final ValueWithQName<? extends DataContainer> deserialize = transformer.deserialize(domData, wildcardedPath);
292 if (deserialize == null) {
296 return (DataObject) deserialize.getValue();
297 } catch (Exception e) {
298 LOG.warn("Failed to deserialize path {} data {}", path, domData);
299 throw new DeserializationException("Data deserialization failed", e);
304 public org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends Object> fromDataDom(final InstanceIdentifier entry) throws DeserializationException {
306 final InstanceIdentifierCodec c = registry.getInstanceIdentifierCodec();
307 Preconditions.checkState(c != null, "InstanceIdentifierCodec not present");
308 return c.deserialize(entry);
309 } catch (Exception e) {
310 LOG.warn("Failed to deserialize entry {}", entry);
311 throw new DeserializationException("Entry deserialization failed", e);
316 public CodecRegistry getCodecRegistry() {
317 return this.registry;
320 private void updateBindingFor(final Map<SchemaPath, GeneratedTypeBuilder> map, final SchemaContext module) {
321 for (Map.Entry<SchemaPath, GeneratedTypeBuilder> entry : map.entrySet()) {
322 SchemaNode schemaNode = SchemaContextUtil.findDataSchemaNode(module, entry.getKey());
324 // LOG.info("{} : {}",entry.key,entry.value.fullyQualifiedName)
325 Type typeRef = new ReferencedTypeImpl(entry.getValue().getPackageName(), entry.getValue().getName());
326 typeToDefinition.put(typeRef, entry.getValue());
327 if (schemaNode != null) {
328 typeToSchemaNode.put(typeRef, schemaNode);
329 updatePromisedSchemas(entry.getValue());
336 public Set<QName> getRpcQNamesFor(final Class<? extends RpcService> service) {
337 Set<QName> serviceRef = serviceTypeToRpc.get(new ReferencedTypeImpl(service.getPackage().getName(), service
339 if (serviceRef == null) {
340 serviceRef = Collections.emptySet();
345 private ListenableFuture<Type> getSchemaDefinition(final Class<?> cls) {
346 final Type type = Types.typeForClass(cls);
347 synchronized (this) {
348 if (typeToDefinition.containsKey(type)) {
352 LOG.info("Thread is going to wait for schema for: {}", type.getFullyQualifiedName());
353 final SettableFuture<Type> f = SettableFuture.create();
354 promisedTypes.put(type, f);
360 private void updatePromisedSchemas(final Type builder) {
361 final Type ref = new ReferencedTypeImpl(builder.getPackageName(), builder.getName());
362 final Collection<SettableFuture<Type>> futures = promisedTypes.get(ref);
364 if (futures != null) {
365 for (SettableFuture<Type> future : futures) {
368 promisedTypes.removeAll(builder);
373 public void close() {
378 public DataContainer dataObjectFromDataDom(final Class<? extends DataContainer> container,
379 final CompositeNode domData) {
380 // FIXME: Add check for valids inputs
381 // which are Notification and Rpc Input / Rpc Output
383 org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataContainer> id = org.opendaylight.yangtools.yang.binding.InstanceIdentifier
384 .create((Class) container);
385 Preconditions.checkNotNull(id, "Failed to create path for type %s", container);
388 return dataObjectFromDataDom(id, domData);
389 } catch (DeserializationException e) {
390 LOG.warn("Conversion of class {} path {} data {} failed", container, id, domData, e);
391 throw new IllegalStateException("Failed to create data object", e);
396 public synchronized Optional<Class<? extends RpcService>> getRpcServiceClassFor(final String namespace, final String revision) {
397 Module module = null;
398 if (schemaContext != null) {
399 module = schemaContext.findModuleByName(namespace, QName.parseRevision(revision));
401 if (module == null) {
402 return Optional.absent();
405 Optional<Type> rpcTypeName = getRpcServiceType(module);
406 if (rpcTypeName.isPresent()) {
407 Class<?> rpcClass = classLoadingStrategy.loadClass(rpcTypeName.get().getFullyQualifiedName());
408 return Optional.<Class<? extends RpcService>> of((Class<? extends RpcService>) rpcClass);
410 } catch (Exception e) {
411 LOG.debug("RPC class not present for {},{}", namespace, revision, e);
413 return Optional.absent();
416 public Optional<Type> getRpcServiceType(final Module module) {
417 String namespace = BindingGeneratorUtil.moduleNamespaceToPackageName(module);
418 if (module.getRpcs().isEmpty()) {
419 return Optional.<Type> absent();
421 return Optional.<Type> of(new ReferencedTypeImpl(namespace, BindingMapping.getClassName(module.getName())
422 + BindingMapping.RPC_SERVICE_SUFFIX));
425 @SuppressWarnings({ "rawtypes", "unchecked" })
426 private static final org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataObject> createWildcarded(
427 final org.opendaylight.yangtools.yang.binding.InstanceIdentifier<? extends DataObject> path) {
429 LinkedList<org.opendaylight.yangtools.yang.binding.InstanceIdentifier.PathArgument> wildcardedArgs = new LinkedList<>();
430 for(org.opendaylight.yangtools.yang.binding.InstanceIdentifier.PathArgument pathArg : path.getPathArguments()) {
431 if(pathArg instanceof IdentifiableItem<?,?>) {
432 pathArg = new Item(pathArg.getType());
434 wildcardedArgs.add(pathArg);
436 return org.opendaylight.yangtools.yang.binding.InstanceIdentifier.create(wildcardedArgs);
440 public final AugmentationSchema getAugmentation(final Type type) {
441 return typeToAugmentation.get(type);
445 public final GeneratedTypeBuilder getDefinition(final Type type) {
446 return typeToDefinition.get(type);
450 public final SchemaNode getSchemaNode(final Type type) {
451 return typeToSchemaNode.get(type);
455 public final GeneratedTypeBuilder getTypeBuilder(final SchemaPath path) {
456 return pathToType.get(path);