opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/sal/binding/dom/serializer/impl/RuntimeGeneratedMappingServiceImpl.xtend

   1 package org.opendaylight.controller.sal.binding.dom.serializer.impl
   2
   3 import org.opendaylight.controller.sal.binding.dom.serializer.impl.TransformerGenerator
   4 import javassist.ClassPool
   5 import org.opendaylight.yangtools.yang.model.api.SchemaContext
   6 import org.opendaylight.controller.sal.core.api.model.SchemaServiceListener
   7 import org.opendaylight.yangtools.sal.binding.generator.impl.BindingGeneratorImpl
   8 import java.util.Map
   9 import org.opendaylight.yangtools.sal.binding.model.api.Type
  10 import org.opendaylight.yangtools.sal.binding.model.api.type.builder.GeneratedTypeBuilder
  11 import org.opendaylight.yangtools.yang.model.api.SchemaNode
  12 import java.util.concurrent.ConcurrentHashMap
  13 import org.opendaylight.yangtools.yang.data.api.CompositeNode
  14 import org.opendaylight.yangtools.yang.binding.DataObject
  15 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier
  16 import java.util.Map.Entry
  17 import java.util.AbstractMap.SimpleEntry
  18 import org.opendaylight.yangtools.yang.model.api.SchemaPath
  19 import org.opendaylight.yangtools.yang.model.util.SchemaContextUtil
  20 import java.util.ArrayList
  21 import org.opendaylight.yangtools.yang.common.QName
  22 import org.opendaylight.yangtools.yang.binding.DataContainer
  23 import static com.google.common.base.Preconditions.*;
  24 import java.util.List
  25 import org.opendaylight.yangtools.yang.data.api.Node
  26 import org.opendaylight.yangtools.yang.data.impl.CompositeNodeTOImpl
  27 import org.opendaylight.yangtools.yang.data.impl.SimpleNodeTOImpl
  28 import org.opendaylight.yangtools.concepts.Delegator
  29 import java.util.concurrent.ConcurrentMap
  30 import org.opendaylight.yangtools.sal.binding.model.api.GeneratedType
  31 import org.opendaylight.yangtools.yang.binding.BindingCodec
  32 import com.google.common.collect.HashMultimap
  33 import com.google.common.util.concurrent.SettableFuture
  34 import java.util.concurrent.Future
  35 import org.opendaylight.yangtools.binding.generator.util.ReferencedTypeImpl
  36 import org.opendaylight.controller.sal.binding.dom.serializer.impl.LazyGeneratedCodecRegistry
  37 import org.opendaylight.controller.sal.binding.impl.connect.dom.BindingIndependentMappingService
  38 import org.slf4j.LoggerFactory
  39 import org.opendaylight.controller.sal.binding.dom.serializer.api.ValueWithQName
  40 import org.opendaylight.controller.sal.binding.dom.serializer.api.DataContainerCodec
  41 import org.opendaylight.yangtools.binding.generator.util.Types
  42
  43 class RuntimeGeneratedMappingServiceImpl implements BindingIndependentMappingService, SchemaServiceListener {
  44
  45     @Property
  46     ClassPool pool;
  47
  48     private static val LOG = LoggerFactory.getLogger(RuntimeGeneratedMappingServiceImpl);
  49
  50     @Property
  51     extension TransformerGenerator binding;
  52
  53     @Property
  54     extension LazyGeneratedCodecRegistry registry;
  55
  56     @Property
  57     val ConcurrentMap<Type, Type> typeDefinitions = new ConcurrentHashMap();
  58
  59     @Property
  60     val ConcurrentMap<Type, GeneratedTypeBuilder> typeToDefinition = new ConcurrentHashMap();
  61
  62     @Property
  63     val ConcurrentMap<Type, SchemaNode> typeToSchemaNode = new ConcurrentHashMap();
  64
  65     val promisedTypeDefinitions = HashMultimap.<Type, SettableFuture<GeneratedTypeBuilder>>create;
  66
  67     val promisedSchemas = HashMultimap.<Type, SettableFuture<SchemaNode>>create;
  68
  69     override onGlobalContextUpdated(SchemaContext arg0) {
  70         recreateBindingContext(arg0);
  71         registry.onGlobalContextUpdated(arg0);
  72     }
  73
  74     def recreateBindingContext(SchemaContext schemaContext) {
  75         val newBinding = new BindingGeneratorImpl();
  76         newBinding.generateTypes(schemaContext);
  77
  78         for (entry : newBinding.moduleContexts.entrySet) {
  79
  80             registry.onModuleContextAdded(schemaContext, entry.key, entry.value);
  81
  82             //val module = entry.key;
  83             val context = entry.value;
  84             updateBindingFor(context.childNodes, schemaContext);
  85             updateBindingFor(context.cases, schemaContext);
  86
  87
  88             val typedefs = context.typedefs;
  89             for (typedef : typedefs.values) {
  90                 binding.typeDefinitions.put(typedef, typedef as GeneratedType);
  91             }
  92             val augmentations = context.augmentations;
  93             for (augmentation : augmentations) {
  94                 binding.typeToDefinition.put(augmentation, augmentation);
  95             }
  96
  97             binding.typeToAugmentation.putAll(context.typeToAugmentation);
  98         }
  99     }
 100
 101     override CompositeNode toDataDom(DataObject data) {
 102         toCompositeNodeImpl(data);
 103     }
 104
 105     override Entry<org.opendaylight.yangtools.yang.data.api.InstanceIdentifier, CompositeNode> toDataDom(
 106         Entry<InstanceIdentifier<? extends DataObject>, DataObject> entry) {
 107         val key = toDataDom(entry.key)
 108         val data = toCompositeNodeImpl(entry.value);
 109         return new SimpleEntry(key, data);
 110     }
 111
 112     private def CompositeNode toCompositeNodeImpl(DataObject object) {
 113         val cls = object.implementedInterface;
 114         waitForSchema(cls);
 115         val codec = registry.getCodecForDataObject(cls) as DataContainerCodec<DataObject>;
 116         val ret = codec.serialize(new ValueWithQName(null, object));
 117         return ret as CompositeNode;
 118     }
 119
 120     private def waitForSchema(Class<? extends DataContainer> class1) {
 121         val ref = Types.typeForClass(class1);
 122         getSchemaWithRetry(ref);
 123     }
 124
 125     override org.opendaylight.yangtools.yang.data.api.InstanceIdentifier toDataDom(
 126         InstanceIdentifier<? extends DataObject> path) {
 127         for (arg : path.path) {
 128             waitForSchema(arg.type);
 129         }
 130         return registry.instanceIdentifierCodec.serialize(path);
 131     }
 132
 133     override dataObjectFromDataDom(InstanceIdentifier<? extends DataObject> path, CompositeNode node) {
 134         if (node == null) {
 135             return null;
 136         }
 137         val targetType = path.targetType
 138         val transformer = registry.getCodecForDataObject(targetType);
 139         val ret = transformer.deserialize(node)?.value as DataObject;
 140         return ret;
 141     }
 142
 143     private def void updateBindingFor(Map<SchemaPath, GeneratedTypeBuilder> map, SchemaContext module) {
 144         for (entry : map.entrySet) {
 145             val schemaNode = SchemaContextUtil.findDataSchemaNode(module, entry.key);
 146             //LOG.info("{} : {}",entry.key,entry.value.fullyQualifiedName)
 147             if (schemaNode != null) {
 148                 typeToSchemaNode.put(entry.value, schemaNode);
 149                 typeToDefinition.put(entry.value, entry.value);
 150                 updatePromisedSchemas(entry.value, schemaNode);
 151             }
 152         }
 153     }
 154
 155     public def void start() {
 156         binding = new TransformerGenerator(pool);
 157         registry = new LazyGeneratedCodecRegistry()
 158         registry.generator = binding
 159
 160         //binding.staticFieldsInitializer = registry
 161         binding.listener = registry
 162         binding.typeToDefinition = typeToDefinition
 163         binding.typeToSchemaNode = typeToSchemaNode
 164         binding.typeDefinitions = typeDefinitions
 165
 166     }
 167
 168     private def getTypeDefinition(Type type) {
 169         val typeDef = typeToDefinition.get(type);
 170         if (typeDef !== null) {
 171             return typeDef;
 172         }
 173         return type.getTypeDefInFuture.get();
 174     }
 175
 176     private def Future<GeneratedTypeBuilder> getTypeDefInFuture(Type type) {
 177         val future = SettableFuture.<GeneratedTypeBuilder>create()
 178         promisedTypeDefinitions.put(type, future);
 179         return future;
 180     }
 181
 182     private def void updatePromisedTypeDefinitions(GeneratedTypeBuilder builder) {
 183         val futures = promisedTypeDefinitions.get(builder);
 184         if (futures === null || futures.empty) {
 185             return;
 186         }
 187         for (future : futures) {
 188             future.set(builder);
 189         }
 190         promisedTypeDefinitions.removeAll(builder);
 191     }
 192
 193     private def getSchemaWithRetry(Type type) {
 194         val typeDef = typeToSchemaNode.get(type);
 195         if (typeDef !== null) {
 196             return typeDef;
 197         }
 198         return type.getSchemaInFuture.get();
 199     }
 200
 201     private def Future<SchemaNode> getSchemaInFuture(Type type) {
 202         val future = SettableFuture.<SchemaNode>create()
 203         promisedSchemas.put(type, future);
 204         return future;
 205     }
 206
 207     private def void updatePromisedSchemas(Type builder, SchemaNode schema) {
 208         val ref = new ReferencedTypeImpl(builder.packageName, builder.name);
 209         val futures = promisedSchemas.get(ref);
 210         if (futures === null || futures.empty) {
 211             return;
 212         }
 213         for (future : futures) {
 214             future.set(schema);
 215         }
 216         promisedSchemas.removeAll(builder);
 217     }
 218 }