Revert "BUG-1196: fixed bug in choice case codec."
[yangtools.git] / code-generator / binding-generator-impl / src / main / java / org / opendaylight / yangtools / sal / binding / generator / impl / TransformerGenerator.xtend
index 35c8c16d819c703be741f43f72fb270ba8234e49..8821411022763d504a06e3fd9f1078005b898ee0 100644 (file)
  */
 package org.opendaylight.yangtools.sal.binding.generator.impl
 
+import com.google.common.base.Joiner
+import java.io.File
+import java.security.ProtectionDomain
+import java.util.AbstractMap.SimpleEntry
+import java.util.Collection
+import java.util.Collections
+import java.util.HashMap
+import java.util.HashSet
+import java.util.Iterator
+import java.util.List
+import java.util.Map
+import java.util.Map.Entry
+import java.util.Set
+import java.util.TreeSet
+import javassist.CannotCompileException
 import javassist.ClassPool
-import org.opendaylight.yangtools.sal.binding.model.api.GeneratedType
-import org.opendaylight.yangtools.yang.model.api.SchemaNode
-import org.opendaylight.yangtools.sal.binding.generator.util.JavassistUtils
 import javassist.CtClass
-import java.util.Map
-import org.opendaylight.yangtools.yang.common.QName
 import javassist.CtField
-import static javassist.Modifier.*
-import static org.opendaylight.yangtools.sal.binding.generator.impl.CodecMapping.*
-import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode
-import org.opendaylight.yangtools.yang.model.api.ListSchemaNode
-import org.opendaylight.yangtools.yang.model.api.DataNodeContainer
-import org.opendaylight.yangtools.sal.binding.model.api.Type
-import org.opendaylight.yangtools.sal.binding.model.api.type.builder.GeneratedTypeBuilder
-import org.opendaylight.yangtools.binding.generator.util.Types
-import org.opendaylight.yangtools.sal.binding.model.api.ParameterizedType
-import java.util.HashMap
-import org.opendaylight.yangtools.yang.model.api.DataSchemaNode
+import javassist.CtMethod
 import org.opendaylight.yangtools.binding.generator.util.BindingGeneratorUtil
-import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode
-import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode
-import java.util.List
-import java.util.TreeSet
-import com.google.common.base.Joiner
-import org.opendaylight.yangtools.sal.binding.model.api.GeneratedTransferObject
-import org.opendaylight.yangtools.sal.binding.model.api.Enumeration
-import org.opendaylight.yangtools.yang.model.api.ChoiceCaseNode
-import static org.opendaylight.yangtools.sal.binding.generator.util.ClassLoaderUtils.*;
-import org.opendaylight.yangtools.yang.binding.BindingDeserializer
-import org.opendaylight.yangtools.yang.binding.BindingCodec
-import org.slf4j.LoggerFactory
+import org.opendaylight.yangtools.binding.generator.util.ReferencedTypeImpl
+import org.opendaylight.yangtools.binding.generator.util.Types
+import org.opendaylight.yangtools.sal.binding.generator.util.ClassLoaderUtils
 import org.opendaylight.yangtools.sal.binding.generator.util.CodeGenerationException
-import org.opendaylight.yangtools.yang.model.api.ChoiceNode
-import java.security.ProtectionDomain
-import java.io.File
-import org.opendaylight.yangtools.yang.binding.InstanceIdentifier
+import org.opendaylight.yangtools.sal.binding.generator.util.XtendHelper
+import org.opendaylight.yangtools.sal.binding.model.api.Enumeration
 import org.opendaylight.yangtools.sal.binding.model.api.GeneratedProperty
-import java.util.Map.Entry
-import java.util.AbstractMap.SimpleEntry
-import org.opendaylight.yangtools.yang.binding.DataObject
+import org.opendaylight.yangtools.sal.binding.model.api.GeneratedTransferObject
+import org.opendaylight.yangtools.sal.binding.model.api.GeneratedType
+import org.opendaylight.yangtools.sal.binding.model.api.ParameterizedType
+import org.opendaylight.yangtools.sal.binding.model.api.Type
+import org.opendaylight.yangtools.sal.binding.model.api.type.builder.GeneratedTypeBuilder
 import org.opendaylight.yangtools.yang.binding.Augmentation
-import java.util.Iterator
+import org.opendaylight.yangtools.yang.binding.BindingCodec
+import org.opendaylight.yangtools.yang.binding.BindingDeserializer
+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.common.QName
 import org.opendaylight.yangtools.yang.model.api.AugmentationSchema
-import java.util.concurrent.ConcurrentHashMap
-import static extension org.opendaylight.yangtools.sal.binding.generator.util.YangSchemaUtils.*;
-import org.opendaylight.yangtools.binding.generator.util.ReferencedTypeImpl
-import org.opendaylight.yangtools.yang.model.util.ExtendedType
-import org.opendaylight.yangtools.yang.model.util.EnumerationType
-import static com.google.common.base.Preconditions.*
-import org.opendaylight.yangtools.yang.model.api.SchemaPath
-import javassist.CtMethod
-import javassist.CannotCompileException
-import java.util.concurrent.locks.Lock
-import java.util.concurrent.Callable
-import org.opendaylight.yangtools.sal.binding.generator.util.ClassLoaderUtils
+import org.opendaylight.yangtools.yang.model.api.ChoiceCaseNode
+import org.opendaylight.yangtools.yang.model.api.ChoiceNode
+import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode
+import org.opendaylight.yangtools.yang.model.api.DataNodeContainer
+import org.opendaylight.yangtools.yang.model.api.DataSchemaNode
+import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode
+import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode
+import org.opendaylight.yangtools.yang.model.api.ListSchemaNode
+import org.opendaylight.yangtools.yang.model.api.NotificationDefinition
+import org.opendaylight.yangtools.yang.model.api.SchemaNode
 import org.opendaylight.yangtools.yang.model.api.TypeDefinition
-import org.opendaylight.yangtools.yang.model.api.type.UnionTypeDefinition
 import org.opendaylight.yangtools.yang.model.api.type.BitsTypeDefinition
-import java.util.HashSet
-import java.util.Collections
 import org.opendaylight.yangtools.yang.model.api.type.BitsTypeDefinition.Bit
-import java.util.Set
-import org.opendaylight.yangtools.sal.binding.generator.util.XtendHelper
-import org.opendaylight.yangtools.yang.model.api.NotificationDefinition
+import org.opendaylight.yangtools.yang.model.api.type.EmptyTypeDefinition
+import org.opendaylight.yangtools.yang.model.api.type.UnionTypeDefinition
+import org.opendaylight.yangtools.yang.model.util.EnumerationType
+import org.opendaylight.yangtools.yang.model.util.ExtendedType
+import org.slf4j.LoggerFactory
+
+import static com.google.common.base.Preconditions.*
+import static javassist.Modifier.*
+import static org.opendaylight.yangtools.sal.binding.generator.impl.CodecMapping.*
 
-class TransformerGenerator {
+import static extension org.opendaylight.yangtools.sal.binding.generator.util.YangSchemaUtils.*
 
-    private static val log = LoggerFactory.getLogger(TransformerGenerator)
+class TransformerGenerator extends AbstractTransformerGenerator {
+    private static val LOG = LoggerFactory.getLogger(TransformerGenerator)
 
     public static val STRING = Types.typeForClass(String);
     public static val BOOLEAN = Types.typeForClass(Boolean);
     public static val INTEGER = Types.typeForClass(Integer);
-    public static val INSTANCE_IDENTIFIER = Types.typeForClass(InstanceIdentifier)
-
+    public static val INSTANCE_IDENTIFIER = Types.typeForClass(InstanceIdentifier);
     //public static val DECIMAL = Types.typeForClass(Decimal);
     public static val LONG = Types.typeForClass(Long);
-
-    val ClassPool classPool
-    val extension JavassistUtils utils;
-
-    CtClass BINDING_CODEC
-
-    CtClass ctQName
+    public static val CLASS_TYPE = Types.typeForClass(Class);
 
     @Property
     var File classFileCapturePath;
 
-    @Property
-    var Map<Type, Type> typeDefinitions = new ConcurrentHashMap();
-
-    @Property
-    var Map<Type, GeneratedTypeBuilder> typeToDefinition = new ConcurrentHashMap();
-
-    @Property
-    var Map<SchemaPath, GeneratedTypeBuilder> pathToType = new ConcurrentHashMap();
-
-    @Property
-    var Map<Type, SchemaNode> typeToSchemaNode = new ConcurrentHashMap();
-
-    @Property
-    var Map<Type, AugmentationSchema> typeToAugmentation = new ConcurrentHashMap();
-
-    @Property
-    var GeneratorListener listener;
-
-    @Property
-    var extension GeneratedClassLoadingStrategy classLoadingStrategy
-
-    public static val CLASS_TYPE = Types.typeForClass(Class);
+    val CtClass BINDING_CODEC
+    val CtClass ctQName
 
-    public new(ClassPool pool) {
-        classPool = pool;
-        utils = new JavassistUtils(pool)
+    public new(TypeResolver typeResolver, ClassPool pool) {
+        super(typeResolver, pool)
 
         BINDING_CODEC = BindingCodec.asCtClass;
         ctQName = QName.asCtClass
-
-        classLoadingStrategy = GeneratedClassLoadingStrategy.TCCLClassLoadingStrategy;
     }
 
-    def Class<? extends BindingCodec<Map<QName, Object>, Object>> transformerFor(Class<?> inputType) {
-        return withClassLoaderAndLock(inputType.classLoader, lock) [ |
+    override transformerForImpl(Class inputType) {
+        return runOnClassLoader(inputType.classLoader) [ |
             val ret = getGeneratedClass(inputType)
             if (ret !== null) {
                 listener.onClassProcessed(inputType);
                 return ret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
             }
             val ref = Types.typeForClass(inputType)
-            val node = typeToSchemaNode.get(ref)
-            val typeSpecBuilder = typeToDefinition.get(ref)
+            val node = getSchemaNode(ref)
+            createMapping(inputType, node, null)
+            val typeSpecBuilder = getDefinition(ref)
             checkState(typeSpecBuilder !== null, "Could not find typedefinition for %s", inputType.name);
             val typeSpec = typeSpecBuilder.toInstance();
             val newret = generateTransformerFor(inputType, typeSpec, node);
@@ -147,61 +116,62 @@ class TransformerGenerator {
     }
 
     def Class<? extends BindingCodec<Map<QName, Object>, Object>> transformerFor(Class<?> inputType, DataSchemaNode node) {
-        return withClassLoaderAndLock(inputType.classLoader, lock) [ |
+        return runOnClassLoader(inputType.classLoader) [ |
+            createMapping(inputType, node, null)
             val ret = getGeneratedClass(inputType)
             if (ret !== null) {
                 listener.onClassProcessed(inputType);
                 return ret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
             }
             val ref = Types.typeForClass(inputType)
-            var typeSpecBuilder = typeToDefinition.get(ref)
+            var typeSpecBuilder = getDefinition(ref)
             if (typeSpecBuilder == null) {
-                typeSpecBuilder = pathToType.get(node.path);
-            }
-            var schemaNode = typeToSchemaNode.get(ref);
-            if (schemaNode === null) {
-                schemaNode = node;
+                typeSpecBuilder = getTypeBuilder(node.path);
             }
+
             checkState(typeSpecBuilder !== null, "Could not find TypeDefinition for %s, $s", inputType.name, node);
             val typeSpec = typeSpecBuilder.toInstance();
-            val newret = generateTransformerFor(inputType, typeSpec, schemaNode);
+            val newret = generateTransformerFor(inputType, typeSpec, node);
             listener.onClassProcessed(inputType);
             return newret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
         ]
     }
 
-    def Class<? extends BindingCodec<Map<QName, Object>, Object>> augmentationTransformerFor(Class<?> inputType) {
-        return withClassLoaderAndLock(inputType.classLoader, lock) [ |
+    override augmentationTransformerForImpl(Class inputType) {
+        return runOnClassLoader(inputType.classLoader) [ |
+
             val ret = getGeneratedClass(inputType)
             if (ret !== null) {
                 return ret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
             }
             val ref = Types.typeForClass(inputType)
-            val node = typeToAugmentation.get(ref)
-            val typeSpecBuilder = typeToDefinition.get(ref)
+            val node = getAugmentation(ref)
+            val typeSpecBuilder = getDefinition(ref)
             val typeSpec = typeSpecBuilder.toInstance();
+            //mappingForNodes(node.childNodes, typeSpec.allProperties, bindingId)
             val newret = generateAugmentationTransformerFor(inputType, typeSpec, node);
             listener.onClassProcessed(inputType);
             return newret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
         ]
     }
 
-    def Class<? extends BindingCodec<Object, Object>> caseCodecFor(Class<?> inputType, ChoiceCaseNode node) {
-        return withClassLoaderAndLock(inputType.classLoader, lock) [ |
+    override caseCodecForImpl(Class inputType, ChoiceCaseNode node) {
+        return runOnClassLoader(inputType.classLoader) [ |
+            createMapping(inputType, node, null)
             val ret = getGeneratedClass(inputType)
             if (ret !== null) {
                 return ret as Class<? extends BindingCodec<Object, Object>>;
             }
             val ref = Types.typeForClass(inputType)
-            val typeSpecBuilder = typeToDefinition.get(ref)
+            val typeSpecBuilder = getDefinition(ref)
             val typeSpec = typeSpecBuilder.toInstance();
             val newret = generateCaseCodec(inputType, typeSpec, node);
             return newret as Class<? extends BindingCodec<Object, Object>>;
         ]
     }
 
-    def Class<? extends BindingCodec<Map<QName, Object>, Object>> keyTransformerForIdentifiable(Class<?> parentType) {
-        return withClassLoaderAndLock(parentType.classLoader, lock) [ |
+    override keyTransformerForIdentifiableImpl(Class parentType) {
+        return runOnClassLoader(parentType.classLoader) [ |
             val inputName = parentType.name + "Key";
             val inputType = loadClass(inputName);
             val ret = getGeneratedClass(inputType)
@@ -209,29 +179,85 @@ class TransformerGenerator {
                 return ret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
             }
             val ref = Types.typeForClass(parentType)
-            val node = typeToSchemaNode.get(ref) as ListSchemaNode
-            val typeSpecBuilder = typeToDefinition.get(ref)
+            val node = getSchemaNode(ref) as ListSchemaNode
+            val typeSpecBuilder = getDefinition(ref)
             val typeSpec = typeSpecBuilder.identifierDefinition;
             val newret = generateKeyTransformerFor(inputType, typeSpec, node);
             return newret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
         ]
     }
 
+    private def void createMapping(Class<?> inputType, SchemaNode node, InstanceIdentifier<?> parentId) {
+        var ClassLoader cl = inputType.classLoader
+        if (cl === null) {
+            cl = Thread.currentThread.contextClassLoader
+        }
+        ClassLoaderUtils.withClassLoader(cl,
+            [ |
+                if (!(node instanceof DataNodeContainer)) {
+                    return null
+                }
+                var InstanceIdentifier<?> bindingId = getBindingIdentifierByPath(node.path)
+                if (bindingId != null) {
+                    return null
+                }
+                val ref = Types.typeForClass(inputType)
+                var typeSpecBuilder = getDefinition(ref)
+                if (typeSpecBuilder == null) {
+                    typeSpecBuilder = getTypeBuilder(node.path);
+                }
+                checkState(typeSpecBuilder !== null, "Could not find type definition for %s, $s", inputType.name, node);
+                val typeSpec = typeSpecBuilder.toInstance();
+                var InstanceIdentifier<?> parent
+                if (parentId == null) {
+                    bindingId = InstanceIdentifier.create(inputType as Class)
+                    parent = bindingId
+                    putPathToBindingIdentifier(node.path, bindingId)
+                } else {
+                    parent = putPathToBindingIdentifier(node.path, parentId, inputType)
+                }
+                val Map<String, Type> properties = typeSpec.allProperties
+                if (node instanceof DataNodeContainer) {
+                    mappingForNodes((node as DataNodeContainer).childNodes, properties, parent)
+                } else if (node instanceof ChoiceNode) {
+                    mappingForNodes((node as ChoiceNode).cases, properties, parent)
+                }
+                return null;
+            ])
+    }
+
+    private def void mappingForNodes(Collection<? extends DataSchemaNode> childNodes, Map<String, Type> properties,
+        InstanceIdentifier<?> parent) {
+        for (DataSchemaNode child : childNodes) {
+            val signature = properties.getFor(child)
+            if (signature != null) {
+                val Type childType = signature.value
+                var Class<?> childTypeClass = null;
+                if (child instanceof ListSchemaNode && childType instanceof ParameterizedType) {
+                    childTypeClass = loadClass((childType as ParameterizedType).actualTypeArguments.get(0))
+                } else {
+                    childTypeClass = loadClass(childType)
+                }
+                createMapping(childTypeClass, child, parent)
+            }
+        }
+    }
+
     def getIdentifierDefinition(GeneratedTypeBuilder builder) {
         val inst = builder.toInstance
         val keyMethod = inst.methodDefinitions.findFirst[name == "getKey"]
         return keyMethod.returnType as GeneratedTransferObject
     }
 
-    def Class<? extends BindingCodec<Map<QName, Object>, Object>> keyTransformerForIdentifier(Class<?> inputType) {
-        return withClassLoaderAndLock(inputType.classLoader, lock) [ |
+    override keyTransformerForIdentifierImpl(Class inputType) {
+        return runOnClassLoader(inputType.classLoader) [ |
             val ret = getGeneratedClass(inputType)
             if (ret !== null) {
                 return ret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
             }
             val ref = Types.typeForClass(inputType)
-            val node = typeToSchemaNode.get(ref) as ListSchemaNode
-            val typeSpecBuilder = typeToDefinition.get(ref)
+            val node = getSchemaNode(ref) as ListSchemaNode
+            val typeSpecBuilder = getDefinition(ref)
             val typeSpec = typeSpecBuilder.toInstance();
             val newret = generateKeyTransformerFor(inputType, typeSpec, node);
             return newret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
@@ -239,7 +265,7 @@ class TransformerGenerator {
     }
 
     private def Class<?> keyTransformerFor(Class<?> inputType, GeneratedType type, ListSchemaNode schema) {
-        return withClassLoaderAndLock(inputType.classLoader, lock) [ |
+        return runOnClassLoader(inputType.classLoader) [ |
             val transformer = getGeneratedClass(inputType)
             if (transformer != null) {
                 return transformer;
@@ -279,7 +305,7 @@ class TransformerGenerator {
             baseType = baseType.baseType;
         }
         val finalType = baseType;
-        return withClassLoaderAndLock(cls.classLoader, lock) [ |
+        return runOnClassLoader(cls.classLoader) [ |
             val valueTransformer = generateValueTransformer(cls, type, finalType);
             return valueTransformer;
         ]
@@ -292,8 +318,8 @@ class TransformerGenerator {
             return transformer;
         }
 
-        return withClassLoaderAndLock(cls.classLoader, lock) [ |
-            val valueTransformer = generateValueTransformer(cls, type);
+        return runOnClassLoader(cls.classLoader) [ |
+            val valueTransformer = generateValueTransformer(cls, type, typeDefinition);
             return valueTransformer;
         ]
     }
@@ -309,7 +335,7 @@ class TransformerGenerator {
                 staticField(it, IDENTITYREF_CODEC, BindingCodec)
                 staticQNameField(node.QName);
                 implementsType(BINDING_CODEC)
-                method(Object, "toDomStatic", QName, Object) [
+                method(Object, "toDomStatic", #[QName, Object]) [
                     modifiers = PUBLIC + FINAL + STATIC
                     bodyChecked = '''
                         {
@@ -331,7 +357,7 @@ class TransformerGenerator {
                         }
                     '''
                 ]
-                method(Object, "fromDomStatic", QName, Object) [
+                method(Object, "fromDomStatic", #[QName, Object]) [
                     modifiers = PUBLIC + FINAL + STATIC
                     bodyChecked = '''
                         {
@@ -376,7 +402,7 @@ class TransformerGenerator {
                 ]
             ]
             val ret = ctCls.toClassImpl(inputType.classLoader, inputType.protectionDomain)
-            log.debug("DOM Codec for {} was generated {}", inputType, ret)
+            LOG.debug("DOM Codec for {} was generated {}", inputType, ret)
             return ret as Class<? extends BindingCodec<Map<QName,Object>, ?>>;
         } catch (Exception e) {
             processException(inputType, e);
@@ -387,7 +413,6 @@ class TransformerGenerator {
     private def Class<? extends BindingCodec<Object, Object>> generateCaseCodec(Class<?> inputType, GeneratedType type,
         ChoiceCaseNode node) {
         try {
-
             //log.info("Generating DOM Codec for {} with {}, TCCL is: {}", inputType, inputType.classLoader,Thread.currentThread.contextClassLoader)
             val ctCls = createClass(type.codecClassName) [
                 //staticField(Map,"AUGMENTATION_SERIALIZERS");
@@ -396,7 +421,7 @@ class TransformerGenerator {
                 staticField(it, INSTANCE_IDENTIFIER_CODEC, BindingCodec)
                 staticField(it, AUGMENTATION_CODEC, BindingCodec)
                 staticField(it, IDENTITYREF_CODEC, BindingCodec)
-                method(Object, "toDomStatic", QName, Object) [
+                method(Object, "toDomStatic", #[QName, Object]) [
                     modifiers = PUBLIC + FINAL + STATIC
                     bodyChecked = '''
                         {
@@ -420,16 +445,16 @@ class TransformerGenerator {
                         }
                     '''
                 ]
-                method(Object, "fromDomStatic", QName, Object) [
+                method(Object, "fromDomStatic", #[QName, Object, InstanceIdentifier]) [
                     modifiers = PUBLIC + FINAL + STATIC
-                    bodyChecked = deserializeBody(type, node)
+                    bodyChecked = deserializeBody(type, node, getBindingIdentifierByPath(node.path))
                 ]
-                method(Object, "deserialize", Object) [
+                method(Object, "deserialize", #[Object, InstanceIdentifier]) [
                     bodyChecked = '''
                         {
                             //System.out.println("«type.name»#deserialize: " +$1);
                             java.util.Map.Entry _input = (java.util.Map.Entry) $1;
-                            return fromDomStatic((«QName.name»)_input.getKey(),_input.getValue());
+                            return fromDomStatic((«QName.name»)_input.getKey(),_input.getValue(),$2);
                         }
                     '''
                 ]
@@ -437,7 +462,7 @@ class TransformerGenerator {
 
             val ret = ctCls.toClassImpl(inputType.classLoader, inputType.protectionDomain)  as Class<? extends BindingCodec<Object, Object>>
             listener?.onDataContainerCodecCreated(inputType, ret);
-            log.debug("DOM Codec for {} was generated {}", inputType, ret)
+            LOG.debug("DOM Codec for {} was generated {}", inputType, ret)
             return ret;
         } catch (Exception e) {
             processException(inputType, e);
@@ -457,7 +482,8 @@ class TransformerGenerator {
                 staticField(it, IDENTITYREF_CODEC, BindingCodec)
                 staticField(it, AUGMENTATION_CODEC, BindingCodec)
                 implementsType(BINDING_CODEC)
-                method(Object, "toDomStatic", QName, Object) [
+
+                method(Object, "toDomStatic", #[QName, Object]) [
                     modifiers = PUBLIC + FINAL + STATIC
                     bodyChecked = serializeBodyFacade(typeSpec, node)
                 ]
@@ -473,18 +499,20 @@ class TransformerGenerator {
                         }
                     '''
                 ]
-                method(Object, "fromDomStatic", QName, Object) [
+
+                method(Object, "fromDomStatic", #[QName, Object, InstanceIdentifier]) [
                     modifiers = PUBLIC + FINAL + STATIC
-                    bodyChecked = deserializeBody(typeSpec, node)
+                    bodyChecked = deserializeBody(typeSpec, node, getBindingIdentifierByPath(node.path))
                 ]
-                method(Object, "deserialize", Object) [
+
+                method(Object, "deserialize", #[Object, InstanceIdentifier]) [
                     bodyChecked = '''
                         {
                             «QName.name» _qname = QNAME;
                             if($1 instanceof java.util.Map.Entry) {
                                 _qname = («QName.name») ((java.util.Map.Entry) $1).getKey();
                             }
-                            return fromDomStatic(_qname,$1);
+                            return fromDomStatic(_qname,$1,$2);
                         }
                     '''
                 ]
@@ -492,7 +520,7 @@ class TransformerGenerator {
 
             val ret = ctCls.toClassImpl(inputType.classLoader, inputType.protectionDomain) as Class<? extends BindingCodec<Map<QName,Object>, Object>>
             listener?.onDataContainerCodecCreated(inputType, ret);
-            log.debug("DOM Codec for {} was generated {}", inputType, ret)
+            LOG.debug("DOM Codec for {} was generated {}", inputType, ret)
             return ret;
         } catch (Exception e) {
             processException(inputType, e);
@@ -513,7 +541,8 @@ class TransformerGenerator {
                 staticField(it, AUGMENTATION_CODEC, BindingCodec)
                 staticField(it, IDENTITYREF_CODEC, BindingCodec)
                 implementsType(BINDING_CODEC)
-                method(Object, "toDomStatic", QName, Object) [
+
+                method(Object, "toDomStatic", #[QName, Object]) [
                     modifiers = PUBLIC + FINAL + STATIC
                     bodyChecked = '''
                         {
@@ -543,12 +572,13 @@ class TransformerGenerator {
                         }
                     '''
                 ]
-                method(Object, "fromDomStatic", QName, Object) [
+
+                method(Object, "fromDomStatic", #[QName, Object, InstanceIdentifier]) [
                     modifiers = PUBLIC + FINAL + STATIC
                     bodyChecked = '''
                         {
                             «QName.name» _localQName = QNAME;
-                        
+
                             if($2 == null) {
                             return null;
                             }
@@ -557,9 +587,9 @@ class TransformerGenerator {
                             «type.builderName» _builder = new «type.builderName»();
                             boolean _is_empty = true;
                             «FOR child : node.childNodes»
-                            «val signature = properties.getFor(child)»
-                            «deserializeProperty(child, signature.value, signature.key)»
-                            _builder.«signature.key.toSetter»(«signature.key»);
+                                «val signature = properties.getFor(child)»
+                                «deserializeProperty(child, signature.value, signature.key)»
+                                _builder.«signature.key.toSetter»(«signature.key»);
                             «ENDFOR»
                             if(_is_empty) {
                             return null;
@@ -568,9 +598,10 @@ class TransformerGenerator {
                         }
                     '''
                 ]
-                method(Object, "deserialize", Object) [
+
+                method(Object, "deserialize", #[Object, InstanceIdentifier]) [
                     bodyChecked = '''
-                        return fromDomStatic(QNAME,$1);
+                        return fromDomStatic(QNAME,$1,$2);
                     '''
                 ]
             ]
@@ -598,7 +629,7 @@ class TransformerGenerator {
                 staticField(it, COMPOSITE_TO_CASE, Map)
                 //staticField(it,QNAME_TO_CASE_MAP,BindingCodec)
                 implementsType(BINDING_CODEC)
-                method(List, "toDomStatic", QName, Object) [
+                method(List, "toDomStatic", #[QName, Object]) [
                     modifiers = PUBLIC + FINAL + STATIC
                     bodyChecked = '''
                         {
@@ -623,19 +654,19 @@ class TransformerGenerator {
                         throw new «UnsupportedOperationException.name»("Direct invocation not supported.");
                     '''
                 ]
-                method(Object, "fromDomStatic", QName, Map) [
+                method(Object, "fromDomStatic", #[QName, Map, InstanceIdentifier]) [
                     modifiers = PUBLIC + FINAL + STATIC
                     bodyChecked = '''
                         {
                             «BINDING_CODEC.name» _codec = («BINDING_CODEC.name») «COMPOSITE_TO_CASE».get($2);
                             if(_codec != null) {
-                                return _codec.deserialize(new «SimpleEntry.name»($1,$2));
+                                return _codec.deserialize(new «SimpleEntry.name»($1,$2),$3);
                             }
                             return null;
                         }
                     '''
                 ]
-                method(Object, "deserialize", Object) [
+                method(Object, "deserialize", #[Object, InstanceIdentifier]) [
                     bodyChecked = '''
                         throw new «UnsupportedOperationException.name»("Direct invocation not supported.");
                     '''
@@ -645,7 +676,7 @@ class TransformerGenerator {
             val rawRet = ctCls.toClassImpl(inputType.classLoader, inputType.protectionDomain)
             val ret = rawRet as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
             listener?.onChoiceCodecCreated(inputType, ret, node);
-            log.debug("DOM Codec for {} was generated {}", inputType, ret)
+            LOG.debug("DOM Codec for {} was generated {}", inputType, ret)
             return ret;
         } catch (Exception e) {
             processException(inputType, e);
@@ -667,8 +698,8 @@ class TransformerGenerator {
         return ret;
     }
 
-    private def String deserializeBody(GeneratedType type, SchemaNode node) {
-        val ret = deserializeBodyImpl(type, node);
+    private def String deserializeBody(GeneratedType type, SchemaNode node, InstanceIdentifier<?> bindingId) {
+        val ret = deserializeBodyImpl(type, node, bindingId);
         return ret;
     }
 
@@ -681,7 +712,7 @@ class TransformerGenerator {
         }
     }
 
-    private def String deserializeBodyWithAugmentations(GeneratedType type, DataNodeContainer node) '''
+    private def String deserializeBodyWithAugmentations(GeneratedType type, DataNodeContainer node, InstanceIdentifier<?> bindingId) '''
         {
             «QName.name» _localQName = «QName.name».create($1,QNAME.getLocalName());
             if($2 == null) {
@@ -690,16 +721,16 @@ class TransformerGenerator {
             java.util.Map _compositeNode = (java.util.Map) $2;
             //System.out.println(_localQName + " " + _compositeNode);
             «type.builderName» _builder = new «type.builderName»();
-            «deserializeDataNodeContainerBody(type, node)»
-            «deserializeAugmentations»
+            «deserializeDataNodeContainerBody(type, node, bindingId
+            «type.deserializeAugmentations»
             return _builder.build();
         }
     '''
 
-    private def dispatch String deserializeBodyImpl(GeneratedType type, SchemaNode node) '''
+    private def dispatch String deserializeBodyImpl(GeneratedType type, SchemaNode node, InstanceIdentifier<?> bindingId) '''
         {
             «QName.name» _localQName = «QName.name».create($1,QNAME.getLocalName());
-        
+
             if($2 == null) {
             return null;
             }
@@ -709,7 +740,7 @@ class TransformerGenerator {
         }
     '''
 
-    private def dispatch String deserializeBodyImpl(GeneratedType type, ListSchemaNode node) '''
+    private def dispatch String deserializeBodyImpl(GeneratedType type, ListSchemaNode node, InstanceIdentifier<?> bindingId) '''
         {
             «QName.name» _localQName = «QName.name».create($1,QNAME.getLocalName());
             if($2 == null) {
@@ -719,30 +750,30 @@ class TransformerGenerator {
             //System.out.println(_localQName + " " + _compositeNode);
             «type.builderName» _builder = new «type.builderName»();
             «deserializeKey(type, node)»
-            «deserializeDataNodeContainerBody(type, node)»
-            «deserializeAugmentations»
+            «deserializeDataNodeContainerBody(type, node, bindingId
+            «type.deserializeAugmentations»
             return _builder.build();
         }
     '''
 
-    private def dispatch String deserializeBodyImpl(GeneratedType type, ContainerSchemaNode node) {
-        return deserializeBodyWithAugmentations(type, node);
+    private def dispatch String deserializeBodyImpl(GeneratedType type, ContainerSchemaNode node, InstanceIdentifier<?> bindingId) {
+        return deserializeBodyWithAugmentations(type, node, bindingId);
     }
 
-    private def dispatch String deserializeBodyImpl(GeneratedType type, NotificationDefinition node) {
-        return deserializeBodyWithAugmentations(type, node);
+    private def dispatch String deserializeBodyImpl(GeneratedType type, NotificationDefinition node, InstanceIdentifier<?> bindingId) {
+        return deserializeBodyWithAugmentations(type, node, bindingId);
     }
 
-    private def dispatch String deserializeBodyImpl(GeneratedType type, ChoiceCaseNode node) {
-        return deserializeBodyWithAugmentations(type, node);
+    private def dispatch String deserializeBodyImpl(GeneratedType type, ChoiceCaseNode node, InstanceIdentifier<?> bindingId) {
+        return deserializeBodyWithAugmentations(type, node, bindingId);
     }
 
-    private def deserializeDataNodeContainerBody(GeneratedType type, DataNodeContainer node) {
-        deserializeNodeContainerBodyImpl(type, type.allProperties, node);
+    private def deserializeDataNodeContainerBody(GeneratedType type, DataNodeContainer node, InstanceIdentifier<?> bindingId) {
+        deserializeNodeContainerBodyImpl(type, type.allProperties, node, bindingId);
     }
 
     private def deserializeNodeContainerBodyImpl(GeneratedType type, HashMap<String, Type> properties,
-        DataNodeContainer node) {
+        DataNodeContainer node, InstanceIdentifier<?> bindingId) {
         val ret = '''
             boolean _is_empty = true;
             «FOR child : node.childNodes»
@@ -756,8 +787,9 @@ class TransformerGenerator {
         return ret;
     }
 
-    def deserializeAugmentations() '''
-        java.util.Map _augmentation = (java.util.Map) «AUGMENTATION_CODEC».deserialize(_compositeNode);
+    def deserializeAugmentations(GeneratedType type) '''
+        «InstanceIdentifier.resolvedName» iid = $3.builder().child(«type.resolvedName».class).build();
+        java.util.Map _augmentation = (java.util.Map) «AUGMENTATION_CODEC».deserialize(_compositeNode,$3);
         if(_augmentation != null) {
             «Iterator.name» _entries = _augmentation.entrySet().iterator();
             while(_entries.hasNext()) {
@@ -786,13 +818,15 @@ class TransformerGenerator {
                 Object _listItem = _iterator.next();
                 _is_empty = false;
                 ////System.out.println("  item" + _listItem);
-                Object _value = «type.actualTypeArguments.get(0).serializer(schema).resolvedName».fromDomStatic(_localQName,_listItem);
+                «val param = type.actualTypeArguments.get(0)»
+                «InstanceIdentifier.resolvedName» iid = $3.builder().child(«param.resolvedName».class).build();
+                Object _value = «type.actualTypeArguments.get(0).serializer(schema).resolvedName».fromDomStatic(_localQName,_listItem,iid);
                 ////System.out.println("  value" + _value);
                 «propertyName».add(_value);
                 _hasNext = _iterator.hasNext();
             }
         }
-        
+
         ////System.out.println(" list" + «propertyName»);
     '''
 
@@ -838,12 +872,13 @@ class TransformerGenerator {
         if(_dom_«propertyName»_list != null && _dom_«propertyName»_list.size() > 0) {
             _is_empty = false;
             java.util.Map _dom_«propertyName» = (java.util.Map) _dom_«propertyName»_list.get(0);
-            «propertyName» =  «type.serializer(schema).resolvedName».fromDomStatic(_localQName,_dom_«propertyName»);
+            «InstanceIdentifier.resolvedName» iid = $3.builder().child(«type.resolvedName».class).build();
+            «propertyName» =  «type.serializer(schema).resolvedName».fromDomStatic(_localQName,_dom_«propertyName»,iid);
         }
     '''
 
     private def dispatch CharSequence deserializeProperty(ChoiceNode schema, Type type, String propertyName) '''
-        «type.resolvedName» «propertyName» = «type.serializer(schema).resolvedName».fromDomStatic(_localQName,_compositeNode);
+        «type.resolvedName» «propertyName» = «type.serializer(schema).resolvedName».fromDomStatic(_localQName,_compositeNode,$3);
         if(«propertyName» != null) {
             _is_empty = false;
         }
@@ -858,6 +893,21 @@ class TransformerGenerator {
         («type.resolvedName») «type.valueSerializer(typeDefinition).resolvedName».fromDomValue(«domParameter»)
     '''
 
+    private def dispatch String deserializeValue(Type type, String domParameter, TypeDefinition<?> typeDef) {
+        if (INSTANCE_IDENTIFIER.equals(type)) {
+            return '''(«InstanceIdentifier.name») «INSTANCE_IDENTIFIER_CODEC».deserialize(«domParameter»)'''
+        } else if (CLASS_TYPE.equals(type)) {
+            return '''(«Class.name») «IDENTITYREF_CODEC».deserialize(«domParameter»)'''
+        } else if (typeDef!=null && typeDef instanceof EmptyTypeDefinition) {
+            if(domParameter == null) {
+                return ''' Boolean.FALSE '''
+            } else {
+                return ''' Boolean.TRUE '''
+            }
+        }
+        return '''(«type.resolvedName») «domParameter»'''
+    }
+
     private def dispatch Class<? extends BindingCodec<Map<QName, Object>, Object>> generateValueTransformer(
         Class<?> inputType, GeneratedTransferObject typeSpec, TypeDefinition<?> typeDef) {
         try {
@@ -883,7 +933,7 @@ class TransformerGenerator {
                     bodyChecked = '''
                         {
                             ////System.out.println("«inputType.simpleName»#toDomValue: "+$1);
-                        
+
                             if($1 == null) {
                             return null;
                             }
@@ -908,7 +958,7 @@ class TransformerGenerator {
                     bodyChecked = '''
                         {
                             ////System.out.println("«inputType.simpleName»#fromDomValue: "+$1);
-                        
+
                             if($1 == null) {
                             return null;
                             }
@@ -927,10 +977,10 @@ class TransformerGenerator {
             ]
 
             val ret = ctCls.toClassImpl(inputType.classLoader, inputType.protectionDomain)
-            log.debug("DOM Codec for {} was generated {}", inputType, ret)
+            LOG.debug("DOM Codec for {} was generated {}", inputType, ret)
             return ret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
         } catch (Exception e) {
-            log.error("Cannot compile DOM Codec for {}", inputType, e);
+            LOG.error("Cannot compile DOM Codec for {}", inputType, e);
             val exception = new CodeGenerationException("Cannot compile Transformator for " + inputType);
             exception.addSuppressed(e);
             throw exception;
@@ -956,7 +1006,7 @@ class TransformerGenerator {
                     bodyChecked = '''
                         {
                             ////System.out.println("«inputType.simpleName»#toDomValue: "+$1);
-                        
+
                             if($1 == null) {
                             return null;
                             }
@@ -971,7 +1021,7 @@ class TransformerGenerator {
                                 }
                             «ENDIF»
                             «ENDFOR»
-                        
+
                             return null;
                         }
                     '''
@@ -988,7 +1038,7 @@ class TransformerGenerator {
                     bodyChecked = '''
                         {
                             ////System.out.println("«inputType.simpleName»#fromDomValue: "+$1);
-                        
+
                             if($1 == null) {
                             return null;
                             }
@@ -1009,10 +1059,10 @@ class TransformerGenerator {
             ]
 
             val ret = ctCls.toClassImpl(inputType.classLoader, inputType.protectionDomain)
-            log.debug("DOM Codec for {} was generated {}", inputType, ret)
+            LOG.debug("DOM Codec for {} was generated {}", inputType, ret)
             return ret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
         } catch (Exception e) {
-            log.error("Cannot compile DOM Codec for {}", inputType, e);
+            LOG.error("Cannot compile DOM Codec for {}", inputType, e);
             val exception = new CodeGenerationException("Cannot compile Transformator for " + inputType);
             exception.addSuppressed(e);
             throw exception;
@@ -1036,14 +1086,14 @@ class TransformerGenerator {
                     bodyChecked = '''
                         {
                             ////System.out.println("«inputType.simpleName»#toDomValue: "+$1);
-                        
+
                             if($1 == null) {
                             return null;
                             }
                             «typeSpec.resolvedName» _encapsulatedValue = («typeSpec.resolvedName») $1;
                             «HashSet.resolvedName» _value = new «HashSet.resolvedName»();
                             //System.out.println("«inputType.simpleName»#toDomValue:Enc: "+_encapsulatedValue);
-                        
+
                             «FOR bit : typeDef.bits»
                             «val getter = bit.getterName()»
                             if(Boolean.TRUE.equals(_encapsulatedValue.«getter»())) {
@@ -1052,7 +1102,7 @@ class TransformerGenerator {
                             «ENDFOR»
                             «Set.resolvedName» _domValue =  «Collections.resolvedName».unmodifiableSet(_value);
                             //System.out.println("«inputType.simpleName»#toDomValue:DeEnc: "+_domValue);
-                        
+
                             return _domValue;
                         }
                     '''
@@ -1070,7 +1120,7 @@ class TransformerGenerator {
                     bodyChecked = '''
                         {
                             //System.out.println("«inputType.simpleName»#fromDomValue: "+$1);
-                        
+
                             if($1 == null) {
                             return null;
                             }
@@ -1078,7 +1128,7 @@ class TransformerGenerator {
                             «FOR bit : sortedBits»
                             Boolean «bit.propertyName» = Boolean.valueOf(_domValue.contains("«bit.name»"));
                             «ENDFOR»
-                        
+
                             return new «inputType.resolvedName»(«FOR bit : sortedBits SEPARATOR ","»«bit.propertyName»«ENDFOR»);
                         }
                     '''
@@ -1092,10 +1142,10 @@ class TransformerGenerator {
             ]
 
             val ret = ctCls.toClassImpl(inputType.classLoader, inputType.protectionDomain)
-            log.debug("DOM Codec for {} was generated {}", inputType, ret)
+            LOG.debug("DOM Codec for {} was generated {}", inputType, ret)
             return ret as Class<? extends BindingCodec<Map<QName,Object>, Object>>;
         } catch (Exception e) {
-            log.error("Cannot compile DOM Codec for {}", inputType, e);
+            LOG.error("Cannot compile DOM Codec for {}", inputType, e);
             val exception = new CodeGenerationException("Cannot compile Transformator for " + inputType);
             exception.addSuppressed(e);
             throw exception;
@@ -1122,7 +1172,7 @@ class TransformerGenerator {
     }
 
     private def createDummyImplementation(Class<?> object, GeneratedTransferObject typeSpec) {
-        log.trace("Generating Dummy DOM Codec for {} with {}", object, object.classLoader)
+        LOG.trace("Generating Dummy DOM Codec for {} with {}", object, object.classLoader)
         return createClass(typeSpec.codecClassName) [
             if (object.isYangBindingAvailable) {
                 implementsType(BINDING_CODEC)
@@ -1173,12 +1223,17 @@ class TransformerGenerator {
         return null;
     }
 
-    private def Class<?> generateValueTransformer(Class<?> inputType, Enumeration typeSpec) {
-        try {
+    private def dispatch Class<?> generateValueTransformer(Class<?> inputType, Enumeration typeSpec, TypeDefinition<?> type) {
+        var EnumerationType enumSchemaType
+        if (type instanceof EnumerationType) {
+            enumSchemaType = type as EnumerationType
+        } else {
             val typeRef = new ReferencedTypeImpl(typeSpec.packageName, typeSpec.name);
-            val schema = typeToSchemaNode.get(typeRef) as ExtendedType;
-            val enumSchema = schema.baseType as EnumerationType;
-
+            val schema = getSchemaNode(typeRef) as ExtendedType;
+            enumSchemaType = schema.baseType as EnumerationType;
+        }
+        val enumSchema = enumSchemaType;
+        try {
             //log.info("Generating DOM Codec for {} with {}", inputType, inputType.classLoader)
             val ctCls = createClass(typeSpec.codecClassName) [
                 //staticField(Map,"AUGMENTATION_SERIALIZERS");
@@ -1191,7 +1246,7 @@ class TransformerGenerator {
                             }
                             «typeSpec.resolvedName» _value = («typeSpec.resolvedName») $1;
                             «FOR en : enumSchema.values»
-                            if(«typeSpec.resolvedName».«BindingGeneratorUtil.parseToClassName(en.name)».equals(_value)) {
+                            if(«typeSpec.resolvedName».«BindingMapping.getClassName(en.name)».equals(_value)) {
                                 return "«en.name»";
                             }
                             «ENDFOR»
@@ -1214,7 +1269,7 @@ class TransformerGenerator {
                             String _value = (String) $1;
                             «FOR en : enumSchema.values»
                                 if("«en.name»".equals(_value)) {
-                                    return «typeSpec.resolvedName».«BindingGeneratorUtil.parseToClassName(en.name)»;
+                                    return «typeSpec.resolvedName».«BindingMapping.getClassName(en.name)»;
                                 }
                             «ENDFOR»
                             return null;
@@ -1229,12 +1284,12 @@ class TransformerGenerator {
             ]
 
             val ret = ctCls.toClassImpl(inputType.classLoader, inputType.protectionDomain)
-            log.debug("DOM Codec for {} was generated {}", inputType, ret)
+            LOG.debug("DOM Codec for {} was generated {}", inputType, ret)
             return ret;
         } catch (CodeGenerationException e) {
             throw new CodeGenerationException("Cannot compile Transformator for " + inputType, e);
         } catch (Exception e) {
-            log.error("Cannot compile DOM Codec for {}", inputType, e);
+            LOG.error("Cannot compile DOM Codec for {}", inputType, e);
             val exception = new CodeGenerationException("Cannot compile Transformator for " + inputType);
             exception.addSuppressed(e);
             throw exception;
@@ -1259,16 +1314,6 @@ class TransformerGenerator {
 
     }
 
-    private def dispatch String deserializeValue(Type type, String domParameter, TypeDefinition<?> typeDef) {
-        if (INSTANCE_IDENTIFIER.equals(type)) {
-            return '''(«InstanceIdentifier.name») «INSTANCE_IDENTIFIER_CODEC».deserialize(«domParameter»)'''
-        } else if (CLASS_TYPE.equals(type)) {
-            return '''(«Class.name») «IDENTITYREF_CODEC».deserialize(«domParameter»)'''
-        }
-        return '''(«type.resolvedName») «domParameter»'''
-
-    }
-
     /**
      * Default catch all
      *
@@ -1282,7 +1327,7 @@ class TransformerGenerator {
         _deserializeProperty(container, type.toInstance, propertyName)
     }
 
-    public static def toSetter(String it) {
+    static def toSetter(String it) {
 
         if (startsWith("is")) {
             return "set" + substring(2);
@@ -1359,14 +1404,14 @@ class TransformerGenerator {
         return ret;
     }
 
-    private def serializeAugmentations() '''
+    private static def serializeAugmentations() '''
         java.util.List _augmentations = (java.util.List) «AUGMENTATION_CODEC».serialize(value);
         if(_augmentations != null) {
             _childNodes.addAll(_augmentations);
         }
     '''
 
-    def Entry<String, Type> getFor(Map<String, Type> map, DataSchemaNode node) {
+    private static def Entry<String, Type> getFor(Map<String, Type> map, DataSchemaNode node) {
         var sig = map.get(node.getterName);
         if (sig != null) {
             return new SimpleEntry(node.getterName, sig);
@@ -1379,15 +1424,15 @@ class TransformerGenerator {
     }
 
     private static def String getBooleanGetterName(DataSchemaNode node) {
-        return "is" + BindingGeneratorUtil.parseToClassName(node.QName.localName);
+        return "is" + BindingMapping.getPropertyName(node.QName.localName).toFirstUpper;
     }
 
     private static def String getGetterName(DataSchemaNode node) {
-        return "get" + BindingGeneratorUtil.parseToClassName(node.QName.localName);
+        return "get" + BindingMapping.getPropertyName(node.QName.localName).toFirstUpper;
     }
 
     private static def String getGetterName(QName node) {
-        return "get" + BindingGeneratorUtil.parseToClassName(node.localName);
+        return "get" + BindingMapping.getPropertyName(node.localName).toFirstUpper;
     }
 
     private def dispatch CharSequence serializeProperty(ListSchemaNode schema, ParameterizedType type,
@@ -1408,7 +1453,7 @@ class TransformerGenerator {
 
     private def dispatch CharSequence serializeProperty(LeafSchemaNode schema, Type type, String propertyName) '''
         «type.resolvedName» «propertyName» = value.«propertyName»();
-        
+
         if(«propertyName» != null) {
             «QName.name» _qname = «QName.name».create(_resultName,"«schema.QName.localName»");
             Object _propValue = «serializeValue(type, propertyName, schema.type)»;
@@ -1427,7 +1472,19 @@ class TransformerGenerator {
         '''«type.valueSerializer(typeDefinition).resolvedName».toDomValue(«parameter»)'''
     }
 
+    private def dispatch serializeValue(Type type, String parameter, EmptyTypeDefinition typeDefinition) {
+        '''(«parameter».booleanValue() ? "" : null)'''
+    }
+
     private def dispatch serializeValue(Type signature, String property, TypeDefinition<?> typeDefinition) {
+        serializeValue(signature,property)
+    }
+
+    private def dispatch serializeValue(Type signature, String property, Void typeDefinition) {
+        serializeValue(signature,property)
+    }
+
+    private def dispatch serializeValue(Type signature, String property) {
         if (INSTANCE_IDENTIFIER == signature) {
             return '''«INSTANCE_IDENTIFIER_CODEC».serialize(«property»)'''
         } else if (CLASS_TYPE.equals(signature)) {
@@ -1539,12 +1596,12 @@ class TransformerGenerator {
     }
 
     private def dispatch processException(Class<?> inputType, CodeGenerationException e) {
-        log.error("Cannot compile DOM Codec for {}. One of it's prerequisites was not generated.", inputType);
+        LOG.error("Cannot compile DOM Codec for {}. One of it's prerequisites was not generated.", inputType);
         throw e;
     }
 
     private def dispatch processException(Class<?> inputType, Exception e) {
-        log.error("Cannot compile DOM Codec for {}", inputType, e);
+        LOG.error("Cannot compile DOM Codec for {}", inputType, e);
         val exception = new CodeGenerationException("Cannot compile Transformator for " + inputType, e);
         throw exception;
     }
@@ -1553,17 +1610,11 @@ class TransformerGenerator {
         try {
             method.setBody(body);
         } catch (CannotCompileException e) {
-            log.error("Cannot compile method: {}#{} {}, Reason: {} Body: {}", method.declaringClass, method.name,
+            LOG.error("Cannot compile method: {}#{} {}, Reason: {} Body: {}", method.declaringClass, method.name,
                 method.signature, e.message, body)
             throw e;
         }
     }
-
-    private def <V> V withClassLoaderAndLock(ClassLoader cls, Lock lock, Callable<V> function) throws Exception {
-        appendClassLoaderIfMissing(cls);
-        ClassLoaderUtils.withClassLoaderAndLock(cls, lock, function);
-    }
-
 }
 
 @Data