Remove binding spec2
[mdsal.git] / binding2 / mdsal-binding2-generator-impl / src / main / java / org / opendaylight / mdsal / binding / javav2 / generator / impl / GenHelperUtil.java
diff --git a/binding2/mdsal-binding2-generator-impl/src/main/java/org/opendaylight/mdsal/binding/javav2/generator/impl/GenHelperUtil.java b/binding2/mdsal-binding2-generator-impl/src/main/java/org/opendaylight/mdsal/binding/javav2/generator/impl/GenHelperUtil.java
deleted file mode 100755 (executable)
index 9dc44c1..0000000
+++ /dev/null
@@ -1,1438 +0,0 @@
-/*
- * Copyright (c) 2017 Cisco Systems, Inc. and others.  All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-
-package org.opendaylight.mdsal.binding.javav2.generator.impl;
-
-import static com.google.common.base.Preconditions.checkArgument;
-import static java.util.Objects.requireNonNull;
-import static org.opendaylight.mdsal.binding.javav2.generator.impl.AuxiliaryGenUtils.addTOToTypeBuilder;
-import static org.opendaylight.mdsal.binding.javav2.generator.impl.AuxiliaryGenUtils.annotateDeprecatedIfNecessary;
-import static org.opendaylight.mdsal.binding.javav2.generator.impl.AuxiliaryGenUtils.constructGetter;
-import static org.opendaylight.mdsal.binding.javav2.generator.impl.AuxiliaryGenUtils.createReturnTypeForUnion;
-import static org.opendaylight.mdsal.binding.javav2.generator.impl.AuxiliaryGenUtils.getAugmentIdentifier;
-import static org.opendaylight.mdsal.binding.javav2.generator.impl.AuxiliaryGenUtils.isInnerType;
-import static org.opendaylight.mdsal.binding.javav2.generator.impl.AuxiliaryGenUtils.qNameConstant;
-import static org.opendaylight.mdsal.binding.javav2.generator.impl.AuxiliaryGenUtils.resolveInnerEnumFromTypeDefinition;
-import static org.opendaylight.mdsal.binding.javav2.generator.impl.AuxiliaryGenUtils.resolveListKeyTOBuilder;
-import static org.opendaylight.mdsal.binding.javav2.generator.impl.AuxiliaryGenUtils.resolveListKeyTypeBuilder;
-import static org.opendaylight.mdsal.binding.javav2.generator.util.BindingGeneratorUtil.computeDefaultSUID;
-import static org.opendaylight.mdsal.binding.javav2.generator.util.BindingGeneratorUtil.encodeAngleBrackets;
-import static org.opendaylight.mdsal.binding.javav2.generator.util.BindingGeneratorUtil.packageNameForGeneratedType;
-import static org.opendaylight.mdsal.binding.javav2.generator.util.BindingTypes.IDENTIFIABLE;
-import static org.opendaylight.mdsal.binding.javav2.generator.util.BindingTypes.IDENTIFIER;
-import static org.opendaylight.mdsal.binding.javav2.generator.util.BindingTypes.NOTIFICATION;
-import static org.opendaylight.mdsal.binding.javav2.generator.util.Types.parameterizedTypeFor;
-import static org.opendaylight.mdsal.binding.javav2.generator.util.Types.wildcardTypeFor;
-import static org.opendaylight.mdsal.binding.javav2.generator.yang.types.TypeGenHelper.resolveRegExpressions;
-import static org.opendaylight.yangtools.yang.model.util.SchemaContextUtil.findParentModule;
-
-import com.google.common.annotations.Beta;
-import com.google.common.base.Preconditions;
-
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.stream.Collectors;
-import javax.annotation.Nullable;
-
-import org.opendaylight.mdsal.binding.javav2.generator.context.ModuleContext;
-import org.opendaylight.mdsal.binding.javav2.generator.spi.TypeProvider;
-import org.opendaylight.mdsal.binding.javav2.generator.util.BindingGeneratorUtil;
-import org.opendaylight.mdsal.binding.javav2.generator.util.BindingTypes;
-import org.opendaylight.mdsal.binding.javav2.generator.util.JavaIdentifier;
-import org.opendaylight.mdsal.binding.javav2.generator.util.JavaIdentifierNormalizer;
-import org.opendaylight.mdsal.binding.javav2.generator.util.ReferencedTypeImpl;
-import org.opendaylight.mdsal.binding.javav2.generator.util.TypeComments;
-import org.opendaylight.mdsal.binding.javav2.generator.util.Types;
-import org.opendaylight.mdsal.binding.javav2.generator.util.generated.type.builder.GeneratedPropertyBuilderImpl;
-import org.opendaylight.mdsal.binding.javav2.generator.util.generated.type.builder.GeneratedTypeBuilderImpl;
-import org.opendaylight.mdsal.binding.javav2.generator.yang.types.BaseYangTypes;
-import org.opendaylight.mdsal.binding.javav2.generator.yang.types.GroupingDefinitionDependencySort;
-import org.opendaylight.mdsal.binding.javav2.generator.yang.types.TypeProviderImpl;
-import org.opendaylight.mdsal.binding.javav2.model.api.AccessModifier;
-import org.opendaylight.mdsal.binding.javav2.model.api.GeneratedType;
-import org.opendaylight.mdsal.binding.javav2.model.api.ParameterizedType;
-import org.opendaylight.mdsal.binding.javav2.model.api.Restrictions;
-import org.opendaylight.mdsal.binding.javav2.model.api.Type;
-import org.opendaylight.mdsal.binding.javav2.model.api.YangSourceDefinition;
-import org.opendaylight.mdsal.binding.javav2.model.api.type.builder.EnumBuilder;
-import org.opendaylight.mdsal.binding.javav2.model.api.type.builder.GeneratedPropertyBuilder;
-import org.opendaylight.mdsal.binding.javav2.model.api.type.builder.GeneratedTOBuilder;
-import org.opendaylight.mdsal.binding.javav2.model.api.type.builder.GeneratedTypeBuilder;
-import org.opendaylight.mdsal.binding.javav2.spec.base.BaseIdentity;
-import org.opendaylight.mdsal.binding.javav2.spec.base.TreeNode;
-import org.opendaylight.mdsal.binding.javav2.spec.runtime.BindingNamespaceType;
-import org.opendaylight.mdsal.binding.javav2.spec.structural.Augmentable;
-import org.opendaylight.mdsal.binding.javav2.util.BindingMapping;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.model.api.AnyDataSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.AnyXmlSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.AugmentationSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.CaseSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.ChoiceSchemaNode;
-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.DerivableSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.GroupingDefinition;
-import org.opendaylight.yangtools.yang.model.api.IdentitySchemaNode;
-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.Module;
-import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
-import org.opendaylight.yangtools.yang.model.api.SchemaContext;
-import org.opendaylight.yangtools.yang.model.api.SchemaNode;
-import org.opendaylight.yangtools.yang.model.api.SchemaPath;
-import org.opendaylight.yangtools.yang.model.api.Status;
-import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
-import org.opendaylight.yangtools.yang.model.api.UsesNode;
-import org.opendaylight.yangtools.yang.model.api.type.BitsTypeDefinition;
-import org.opendaylight.yangtools.yang.model.api.type.EnumTypeDefinition;
-import org.opendaylight.yangtools.yang.model.api.type.PatternConstraint;
-import org.opendaylight.yangtools.yang.model.api.type.UnionTypeDefinition;
-import org.opendaylight.yangtools.yang.model.util.SchemaContextUtil;
-import org.opendaylight.yangtools.yang.model.util.SchemaNodeUtils;
-
-/**
- * Helper util class used for generation of types in Binding spec v2.
- */
-@Beta
-final class GenHelperUtil {
-
-    private GenHelperUtil() {
-        throw new UnsupportedOperationException("Util class");
-    }
-
-    /**
-     * Create GeneratedTypeBuilder object from module argument.
-     *
-     * @param module               Module object from which builder will be created
-     * @param genCtx               generated context
-     * @param verboseClassComments verbosity switch
-     * @return <code>GeneratedTypeBuilder</code> which is internal
-     *      representation of the module
-     * @throws IllegalArgumentException if module is null
-     */
-    static GeneratedTypeBuilder moduleToDataType(final Module module, final Map<Module, ModuleContext> genCtx,
-        final boolean verboseClassComments) {
-        Preconditions.checkArgument(module != null, "Module reference cannot be NULL.");
-
-        final GeneratedTypeBuilder moduleDataTypeBuilder = moduleTypeBuilder(module, "Data", verboseClassComments,
-                genCtx.get(module));
-        addImplementedInterfaceFromUses(module, moduleDataTypeBuilder, genCtx);
-        moduleDataTypeBuilder.addImplementsType(BindingTypes.TREE_ROOT);
-
-        if (verboseClassComments) {
-            YangSourceDefinition.of(module).ifPresent(moduleDataTypeBuilder::setYangSourceDefinition);
-            TypeComments.description(module).ifPresent(moduleDataTypeBuilder::addComment);
-            module.getDescription().ifPresent(moduleDataTypeBuilder::setDescription);
-            module.getReference().ifPresent(moduleDataTypeBuilder::setReference);
-        }
-
-        return moduleDataTypeBuilder;
-    }
-
-    /**
-     * Generates type builder for <code>module</code>.
-     *
-     * @param module               Module which is source of package name for generated type
-     *                             builder
-     * @param postfix              string which is added to the module class name representation
-     *                             as suffix
-     * @param verboseClassComments verbosity switch
-     * @return instance of GeneratedTypeBuilder which represents
-     * <code>module</code>.
-     * @throws IllegalArgumentException if <code>module</code> is null
-     */
-    static GeneratedTypeBuilder moduleTypeBuilder(final Module module, final String postfix, final boolean
-            verboseClassComments, final ModuleContext context) {
-        Preconditions.checkArgument(module != null, "Module reference cannot be NULL.");
-        final String packageName = BindingMapping.getRootPackageName(module);
-        // underscore used as separator for distinction of module name parts
-        final String moduleName = new StringBuilder(module.getName()).append('_').append(postfix).toString();
-
-        final GeneratedTypeBuilderImpl moduleBuilder = new GeneratedTypeBuilderImpl(packageName, moduleName, context);
-        if (verboseClassComments) {
-            YangSourceDefinition.of(module).ifPresent(moduleBuilder::setYangSourceDefinition);
-            TypeComments.description(module).ifPresent(moduleBuilder::addComment);
-            module.getDescription().ifPresent(moduleBuilder::setDescription);
-            module.getReference().ifPresent(moduleBuilder::setReference);
-        }
-        moduleBuilder.setModuleName(moduleName);
-        return moduleBuilder;
-    }
-
-    /**
-     * Adds the implemented types to type builder.
-     *
-     * <p>
-     * The method passes through the list of <i>uses</i> in
-     * {@code dataNodeContainer}. For every <i>use</i> is obtained corresponding
-     * generated type from all groupings
-     * allGroupings} which is added as <i>implements type</i> to
-     * <code>builder</code>
-     *
-     * @param dataNodeContainer element which contains the list of used YANG groupings
-     * @param builder           builder to which are added implemented types according to
-     *                          <code>dataNodeContainer</code>
-     * @param genCtx            generated context
-     * @return generated type builder with all implemented types
-     */
-    static GeneratedTypeBuilder addImplementedInterfaceFromUses(final DataNodeContainer dataNodeContainer,
-                                                                final GeneratedTypeBuilder builder, final Map<Module,
-            ModuleContext> genCtx) {
-        for (final UsesNode usesNode : dataNodeContainer.getUses()) {
-            final GeneratedType genType = findGroupingByPath(usesNode.getGroupingPath(), genCtx).toInstance();
-            if (genType == null) {
-                throw new IllegalStateException("Grouping " + usesNode.getGroupingPath() + "is not resolved for "
-                        + builder.getName());
-            }
-            builder.addImplementsType(genType);
-        }
-        return builder;
-    }
-
-    static GeneratedTypeBuilder findGroupingByPath(final SchemaPath path, final Map<Module, ModuleContext> genCtx) {
-        for (final ModuleContext ctx : genCtx.values()) {
-            final GeneratedTypeBuilder result = ctx.getGrouping(path);
-            if (result != null) {
-                return result;
-            }
-        }
-        return null;
-    }
-
-    static GeneratedTypeBuilder findIdentityByQname(final QName qname, final Map<Module, ModuleContext> genCtx) {
-        for (final ModuleContext ctx : genCtx.values()) {
-            final GeneratedTypeBuilder result = ctx.getIdentities().get(qname);
-            if (result != null) {
-                return result;
-            }
-        }
-        return null;
-    }
-
-    /**
-     * Adds the methods to <code>typeBuilder</code> which represent subnodes of
-     * node for which <code>typeBuilder</code> was created.
-     *
-     * <p>
-     * The subnodes aren't mapped to the methods if they are part of grouping or
-     * augment (in this case are already part of them).
-     *
-     * @param module          current module
-     * @param basePackageName string contains the module package name
-     * @param parent          generated type builder which represents any node. The subnodes
-     *                        of this node are added to the <code>typeBuilder</code> as
-     *                        methods. The subnode can be of type leaf, leaf-list, list,
-     *                        container, choice.
-     * @param childOf         parent type
-     * @param schemaNodes     set of data schema nodes which are the children of the node
-     *      for which <code>typeBuilder</code> was created
-     * @return generated type builder which is the same builder as input
-     *      parameter. The getter methods (representing child nodes) could be
-     *      added to it.
-     */
-    static GeneratedTypeBuilder resolveDataSchemaNodes(final Module module, final String basePackageName,
-                                                       final GeneratedTypeBuilder parent, final GeneratedTypeBuilder
-                                                               childOf,
-                                                       final Iterable<DataSchemaNode> schemaNodes, final Map<Module,
-            ModuleContext> genCtx,
-                                                       final SchemaContext schemaContext, final boolean
-                                                               verboseClassComments,
-                                                       final Map<String, Map<String, GeneratedTypeBuilder>>
-                                                               genTypeBuilders,
-                                                       final TypeProvider typeProvider, final BindingNamespaceType
-                                                               namespaceType) {
-
-        if (schemaNodes != null && parent != null) {
-            for (final DataSchemaNode schemaNode : schemaNodes) {
-                if (resolveDataSchemaNodesCheck(module, schemaContext, schemaNode)) {
-                    addSchemaNodeToBuilderAsMethod(basePackageName, schemaNode, parent, childOf, module, genCtx,
-                            schemaContext, verboseClassComments, genTypeBuilders, typeProvider, namespaceType);
-                }
-            }
-        }
-        return parent;
-    }
-
-    static boolean resolveDataSchemaNodesCheck(final Module module, final SchemaContext schemaContext,
-                                               final DataSchemaNode schemaNode) {
-        if (!schemaNode.isAugmenting()) {
-            return true;
-        }
-
-        final QName qname = schemaNode.getPath().getLastComponent();
-        final Module originalModule = schemaContext.findModule(qname.getModule()).get();
-        return module.equals(originalModule);
-    }
-
-    private static QName createQNameFromSuperNode(final Module module, final Object node, final SchemaNode
-            superChildNode) {
-        QName childNodeQName = null;
-        if (node instanceof Module) {
-            childNodeQName = QName.create(((Module) node).getQNameModule(), superChildNode.getQName().getLocalName());
-        } else if (node instanceof SchemaNode) {
-            childNodeQName = QName.create(((SchemaNode) node).getQName(), superChildNode.getQName().getLocalName());
-        } else if (node instanceof AugmentationSchemaNode) {
-            childNodeQName = QName.create(module.getQNameModule(), superChildNode.getQName().getLocalName());
-        } else {
-            throw new IllegalArgumentException("Not support node type:" + node);
-        }
-
-        return childNodeQName;
-    }
-
-    private static void addUsesImplements(final SchemaNode superNode, final Module superModule,
-                                          final Object node, final Module module, final SchemaContext schemaContext,
-                                          final Map<Module, ModuleContext> genCtx, final BindingNamespaceType
-                                                  namespaceType) {
-        if (superNode instanceof DataNodeContainer) {
-            for (DataSchemaNode superChildNode : ((DataNodeContainer) superNode).getChildNodes()) {
-                if (superChildNode instanceof DataNodeContainer || superChildNode instanceof ChoiceSchemaNode) {
-                    final QName childQName = createQNameFromSuperNode(module, node, superChildNode);
-                    DataSchemaNode childNode = ((DataNodeContainer) node).getDataChildByName(childQName);
-                    requireNonNull(childNode, () -> node + "->" + childQName);
-
-                    final GeneratedTypeBuilder type = genCtx.get(module).getChildNode(childNode.getPath());
-                    final GeneratedTypeBuilder superType = genCtx.get(superModule).getChildNode(superChildNode
-                            .getPath());
-
-                    requireNonNull(type, () -> module + "->" + childNode.getPath());
-                    requireNonNull(superType, () -> superModule + "->" + superChildNode.getPath());
-                    type.addImplementsType(superType);
-                    if (superChildNode instanceof ListSchemaNode
-                            && !((ListSchemaNode) superChildNode).getKeyDefinition().isEmpty()) {
-                        if (BindingNamespaceType.isGrouping(namespaceType)) {
-                            genCtx.get(module).getKeyType(childNode.getPath())
-                                    .addImplementsType(genCtx.get(superModule).getKeyType(superChildNode.getPath()));
-                        } else if (BindingNamespaceType.isData(namespaceType)) {
-                            genCtx.get(module).getKeyGenTO(childNode.getPath())
-                                    .addImplementsType(genCtx.get(superModule).getKeyType(superChildNode.getPath()));
-                        }
-                    }
-                    addUsesImplements(superChildNode, superModule, childNode, module, schemaContext, genCtx,
-                            namespaceType);
-                }
-            }
-        } else if (superNode instanceof ChoiceSchemaNode) {
-            for (CaseSchemaNode superCaseNode : ((ChoiceSchemaNode) superNode).getCases().values()) {
-                final QName childQName = createQNameFromSuperNode(module, node, superCaseNode);
-                CaseSchemaNode caseNode = ((ChoiceSchemaNode) node).getCaseNodeByName(childQName);
-                requireNonNull(caseNode, () -> node + "->" + childQName);
-
-                final GeneratedTypeBuilder type = genCtx.get(module).getCase(caseNode.getPath());
-                final GeneratedTypeBuilder superType = genCtx.get(superModule).getCase(superCaseNode.getPath());
-                requireNonNull(type, () -> module + "->" + caseNode.getPath());
-                requireNonNull(superType, () -> superModule + "->" + superCaseNode.getPath());
-                type.addImplementsType(superType);
-                addUsesImplements(superCaseNode, superModule, caseNode, module, schemaContext, genCtx, namespaceType);
-            }
-        } else {
-            throw new IllegalArgumentException("Not support super node :" + superNode);
-        }
-    }
-
-    private static GroupingDefinition findGroupingNodeFromUses(final Module module, final SchemaContext schemaContext,
-                                                               final Object parentNode, final UsesNode usesNode) {
-        SchemaNode groupingNode;
-        if (parentNode instanceof Module) {
-            final Module superModule = schemaContext.findModule(
-                    usesNode.getGroupingPath().getLastComponent().getModule()).get();
-            groupingNode = superModule.getGroupings()
-                    .stream().filter(grouping -> grouping.getPath().equals(usesNode.getGroupingPath()))
-                    .findFirst().orElse(null);
-        } else {
-            //FIXME: Schema path is not unique for Yang 1.1, findDataSchemaNode always does search from data node first.
-            final Iterable<QName> prefixedPath = usesNode.getGroupingPath().getPathFromRoot();
-            final QName current = prefixedPath.iterator().next();
-            final Module targetModule = schemaContext.findModule(current.getModule()).orElse(null);
-            Preconditions.checkArgument(targetModule != null, "Cannot find target module for %s and %s.",
-                    current.getNamespace(), current.getRevision());
-            groupingNode = targetModule.getGroupings().stream()
-                    .filter(grouping -> grouping.getPath().equals(usesNode.getGroupingPath()))
-                    .collect(Collectors.toList()).get(0);
-            if (groupingNode == null) {
-                groupingNode = SchemaContextUtil.findDataSchemaNode(schemaContext, usesNode.getGroupingPath());
-            }
-        }
-
-        requireNonNull(groupingNode, () -> module + "->" + usesNode.getGroupingPath());
-        Preconditions.checkState(groupingNode instanceof GroupingDefinition, "%s->%s", module,
-                usesNode.getGroupingPath());
-        return (GroupingDefinition) groupingNode;
-    }
-
-    static Map<Module, ModuleContext> processUsesImplements(final Object node, final Module module,
-                                                            final SchemaContext schemaContext, final Map<Module,
-            ModuleContext> genCtx, final BindingNamespaceType namespaceType) {
-        if (node instanceof DataNodeContainer) {
-            for (final UsesNode usesNode : ((DataNodeContainer) node).getUses()) {
-                final GroupingDefinition grouping = findGroupingNodeFromUses(module, schemaContext, node, usesNode);
-                final Module superModule = SchemaContextUtil.findParentModule(schemaContext, grouping);
-                addUsesImplements(grouping, superModule, node, module, schemaContext, genCtx, namespaceType);
-            }
-        }
-        return genCtx;
-    }
-
-    static GeneratedTypeBuilder findChildNodeByPath(final SchemaPath path, final Map<Module, ModuleContext> genCtx) {
-        for (final ModuleContext ctx : genCtx.values()) {
-            final GeneratedTypeBuilder result = ctx.getChildNode(path);
-            if (result != null) {
-                return result;
-            }
-        }
-        return null;
-    }
-
-    static GeneratedTypeBuilder findCaseByPath(final SchemaPath path, final Map<Module, ModuleContext> genCtx) {
-        for (final ModuleContext ctx : genCtx.values()) {
-            final GeneratedTypeBuilder result = ctx.getCase(path);
-            if (result != null) {
-                return result;
-            }
-        }
-        return null;
-    }
-
-    static Map<Module, ModuleContext> addRawAugmentGenTypeDefinition(final Module module,
-            final String augmentPackageName, final GeneratedTypeBuilder targetTypeBuilder, final SchemaNode targetNode,
-            final List<AugmentationSchemaNode> schemaPathAugmentListEntry, final Map<String, Map<String,
-                 GeneratedTypeBuilder>> genTypeBuilders, final Map<Module, ModuleContext> genCtx,
-            final SchemaContext schemaContext, final boolean verboseClassComments, final TypeProvider typeProvider,
-            final BindingNamespaceType namespaceType) {
-
-        //pick augmentation grouped by augmentation target, there is always at least one
-        final AugmentationSchemaNode augSchema = schemaPathAugmentListEntry.get(0);
-
-        //this requires valid semantics in YANG model
-        String augIdentifier = null;
-        for (AugmentationSchemaNode aug : schemaPathAugmentListEntry) {
-            // FIXME: when there're multiple augment identifiers for augmentations of same target,
-            // it would pick the first identifier.
-            augIdentifier = getAugmentIdentifier(aug.getUnknownSchemaNodes());
-            break;
-        }
-
-        if (augIdentifier == null) {
-            augIdentifier = new StringBuilder(module.getName())
-                    .append('_').append(targetNode.getQName().getLocalName()).toString();
-        }
-
-        GeneratedTypeBuilderImpl augTypeBuilder = new GeneratedTypeBuilderImpl(augmentPackageName, augIdentifier,
-                true, false, genCtx.get(module));
-
-        augTypeBuilder.addImplementsType(BindingTypes.TREE_NODE);
-        augTypeBuilder.addImplementsType(parameterizedTypeFor(BindingTypes.INSTANTIABLE, augTypeBuilder));
-        augTypeBuilder.addImplementsType(Types.augmentationTypeFor(targetTypeBuilder.toInstance()));
-        augTypeBuilder.setBasePackageName(BindingMapping.getRootPackageName(module));
-        augTypeBuilder.setWithBuilder(true);
-        augTypeBuilder.setBindingNamespaceType(namespaceType);
-        annotateDeprecatedIfNecessary(augSchema.getStatus(), augTypeBuilder);
-
-        //If target is case node then pass down parent type (the closest ancestor) to children data nodes.
-        final GeneratedTypeBuilder childOf;
-        if (targetNode instanceof CaseSchemaNode) {
-            childOf = (GeneratedTypeBuilder) targetTypeBuilder.getParentTypeForBuilder();
-        } else {
-            augTypeBuilder.setParentTypeForBuilder(targetTypeBuilder);
-            childOf = targetTypeBuilder;
-        }
-
-        //produces getters for augTypeBuilder eventually
-        for (AugmentationSchemaNode aug : schemaPathAugmentListEntry) {
-            //apply all uses
-            addImplementedInterfaceFromUses(aug, augTypeBuilder, genCtx);
-            augSchemaNodeToMethods(module, BindingMapping.getRootPackageName(module), augTypeBuilder, childOf,
-                    aug.getChildNodes(), genCtx, schemaContext, verboseClassComments, typeProvider, genTypeBuilders,
-                    targetTypeBuilder.getBindingNamespaceType());
-        }
-
-        final Map<String, GeneratedTypeBuilder> augmentBuilders = genTypeBuilders.computeIfAbsent(
-                augmentPackageName, k -> new HashMap<>());
-
-        augmentBuilders.put(augTypeBuilder.getName(), augTypeBuilder);
-
-        if (!augSchema.getChildNodes().isEmpty()) {
-            genCtx.get(module).addTargetToAugmentation(augTypeBuilder, augSchema.getTargetPath());
-        }
-        genCtx.get(module).addAugmentType(augTypeBuilder);
-        genCtx.get(module).addTypeToAugmentations(augTypeBuilder, schemaPathAugmentListEntry);
-        return genCtx;
-    }
-
-    /**
-     * Adds the methods to <code>typeBuilder</code> what represents subnodes of
-     * node for which <code>typeBuilder</code> was created.
-     *
-     * @param module          current module
-     * @param basePackageName string contains the module package name
-     * @param typeBuilder     generated type builder which represents any node. The subnodes
-     *                        of this node are added to the <code>typeBuilder</code> as
-     *                        methods. The subnode can be of type leaf, leaf-list, list,
-     *                        container, choice.
-     * @param childOf         parent type
-     * @param schemaNodes     set of data schema nodes which are the children of the node
-     *                        for which <code>typeBuilder</code> was created
-     * @return generated type builder which is the same object as the input added to it.
-     */
-    private static GeneratedTypeBuilder augSchemaNodeToMethods(final Module module, final String basePackageName,
-                                                               final GeneratedTypeBuilder typeBuilder, final
-                                                               GeneratedTypeBuilder childOf, final
-                                                               Iterable<DataSchemaNode> schemaNodes,
-                                                               final Map<Module, ModuleContext> genCtx, final
-                                                               SchemaContext schemaContext, final boolean
-                                                                       verboseClassComments, final TypeProvider
-                                                                       typeProvider, final Map<String, Map<String,
-            GeneratedTypeBuilder>> genTypeBuilders, final BindingNamespaceType namespaceType) {
-        if (schemaNodes != null && typeBuilder != null) {
-            for (final DataSchemaNode schemaNode : schemaNodes) {
-                if (!schemaNode.isAugmenting()) {
-                    addSchemaNodeToBuilderAsMethod(basePackageName, schemaNode, typeBuilder, childOf, module, genCtx,
-                            schemaContext, verboseClassComments, genTypeBuilders, typeProvider, namespaceType);
-                }
-            }
-        }
-        return typeBuilder;
-    }
-
-    /**
-     * Instantiates generated type builder with <code>packageName</code> and
-     * <code>schemaNode</code>.
-     *
-     * <p>
-     * The new builder always implements
-     * {@link TreeNode TreeNode}.<br>
-     * If <code>schemaNode</code> is instance of GroupingDefinition it also
-     * implements {@link Augmentable
-     * Augmentable}.<br>
-     * If <code>schemaNode</code> is instance of
-     * {@link org.opendaylight.yangtools.yang.model.api.DataNodeContainer
-     * DataNodeContainer} it can also implement nodes which are specified in
-     * <i>uses</i>.
-     *
-     * @param basePackageName string contains the module package name
-     * @param schemaNode      schema node for which is created generated type builder
-     * @param childOf         parent generated type of data tree node, which should be
-     *                        set null if current schema node is not a data tree node.
-     * @param schemaContext   schema context
-     * @return generated type builder <code>schemaNode</code>
-     */
-    public static GeneratedTypeBuilder addDefaultInterfaceDefinition(final String basePackageName, final SchemaNode
-            schemaNode, @Nullable final Type childOf, final Module module, final Map<Module, ModuleContext> genCtx,
-                                                                     final SchemaContext schemaContext, final boolean
-                                                                             verboseClassComments, final Map<String,
-            Map<String,
-                    GeneratedTypeBuilder>> genTypeBuilders, final TypeProvider typeProvider, final BindingNamespaceType
-                                                                             namespaceType) {
-
-        GeneratedTypeBuilder it = addRawInterfaceDefinition(basePackageName, schemaNode, schemaContext, "", "",
-                verboseClassComments, genTypeBuilders, namespaceType, genCtx.get(module));
-        if (BindingNamespaceType.isData(namespaceType)) {
-            if (childOf == null) {
-                it.addImplementsType(BindingTypes.TREE_NODE);
-            } else {
-                if (!(schemaNode instanceof ListSchemaNode)
-                        || ((ListSchemaNode) schemaNode).getKeyDefinition().isEmpty()) {
-                    it.addImplementsType(parameterizedTypeFor(BindingTypes.TREE_CHILD_NODE, childOf,
-                            parameterizedTypeFor(BindingTypes.ITEM, it)));
-                }
-            }
-
-            if (!(schemaNode instanceof CaseSchemaNode)) {
-                it.addImplementsType(parameterizedTypeFor(BindingTypes.INSTANTIABLE, it));
-            }
-
-            it.addImplementsType(BindingTypes.augmentable(it));
-        }
-
-        if (schemaNode instanceof DataNodeContainer) {
-            groupingsToGenTypes(module, ((DataNodeContainer) schemaNode).getGroupings(), genCtx, schemaContext,
-                    verboseClassComments, genTypeBuilders, typeProvider);
-            it = addImplementedInterfaceFromUses((DataNodeContainer) schemaNode, it, genCtx);
-        }
-
-        return it;
-    }
-
-    static GeneratedTypeBuilder resolveNotification(final GeneratedTypeBuilder listenerInterface, final String
-            parentName, final String basePackageName, final NotificationDefinition notification, final Module module,
-                                                    final SchemaContext schemaContext, final boolean
-                                                            verboseClassComments, final Map<String, Map<String,
-            GeneratedTypeBuilder>>
-                                                            genTypeBuilders, final TypeProvider typeProvider, final
-                                                    Map<Module, ModuleContext> genCtx) {
-        final GeneratedTypeBuilder notificationInterface = addDefaultInterfaceDefinition(basePackageName, notification,
-                null, module, genCtx, schemaContext, verboseClassComments, genTypeBuilders, typeProvider,
-                BindingNamespaceType.Notification);
-        annotateDeprecatedIfNecessary(notification.getStatus(), notificationInterface);
-        notificationInterface.addImplementsType(NOTIFICATION);
-        genCtx.get(module).addChildNodeType(notification, notificationInterface);
-
-        // Notification object
-        resolveDataSchemaNodes(module, basePackageName, notificationInterface,
-                notificationInterface, notification.getChildNodes(), genCtx, schemaContext,
-                verboseClassComments, genTypeBuilders, typeProvider, BindingNamespaceType.Notification);
-
-        //in case of tied notification, incorporate parent's localName
-        final StringBuilder sb = new StringBuilder("on_");
-        if (parentName != null) {
-            sb.append(parentName).append('_');
-        }
-        sb.append(notificationInterface.getName());
-
-        listenerInterface.addMethod(JavaIdentifierNormalizer.normalizeSpecificIdentifier(sb.toString(),
-                JavaIdentifier.METHOD))
-                .setAccessModifier(AccessModifier.PUBLIC).addParameter(notificationInterface, "notification")
-                .setComment(encodeAngleBrackets(notification.getDescription().orElse(null))).setReturnType(Types.VOID);
-        return listenerInterface;
-    }
-
-    /**
-     * Returns reference to generated type builder for specified
-     * <code>schemaNode</code> with <code>packageName</code>.
-     *
-     * <p>
-     * Firstly the generated type builder is searched in
-     * {@link BindingGeneratorImpl#genTypeBuilders genTypeBuilders}. If it isn't
-     * found it is created and added to <code>genTypeBuilders</code>.
-     *
-     * @param basePackageName string contains the module package name
-     * @param schemaNode      schema node which provide data about the schema node name
-     * @param schemaContext   schema context
-     * @param prefix          return type name prefix
-     * @return generated type builder for <code>schemaNode</code>
-     * @throws IllegalArgumentException <ul>
-     *                                  <li>if <code>schemaNode</code> is null</li>
-     *                                  <li>if <code>packageName</code> is null</li>
-     *                                  <li>if QName of schema node is null</li>
-     *                                  <li>if schemaNode name is null</li>
-     *                                  </ul>
-     */
-    static GeneratedTypeBuilder addRawInterfaceDefinition(final String basePackageName, final SchemaNode schemaNode,
-                                                          final SchemaContext schemaContext, final String prefix,
-                                                          final String suffix,
-                                                          final boolean verboseClassComments, final Map<String,
-            Map<String, GeneratedTypeBuilder>> genTypeBuilders,
-                                                          final BindingNamespaceType namespaceType, final
-                                                          ModuleContext context) {
-
-        Preconditions.checkArgument(schemaNode != null, "Data Schema Node cannot be NULL.");
-        Preconditions.checkArgument(basePackageName != null, "Base package Name for Generated Type cannot be NULL.");
-        String schemaNodeName = schemaNode.getQName().getLocalName();
-        Preconditions.checkArgument(schemaNodeName != null, "Local Name of QName for Data Schema Node cannot be NULL.");
-
-        if (prefix != null && !prefix.isEmpty()) {
-            // underscore used as separator for distinction of class name parts
-            schemaNodeName = new StringBuilder(prefix).append('_').append(schemaNodeName).toString();
-        }
-
-        if (suffix != null && !suffix.isEmpty()) {
-            // underscore used as separator for distinction of class name parts
-            schemaNodeName = new StringBuilder(schemaNodeName).append('_').append(suffix).toString();
-        }
-
-        final String packageName = packageNameForGeneratedType(basePackageName, schemaNode.getPath(), namespaceType);
-        final GeneratedTypeBuilderImpl newType = new GeneratedTypeBuilderImpl(packageName, schemaNodeName, context);
-        final Module module = SchemaContextUtil.findParentModule(schemaContext, schemaNode);
-        qNameConstant(newType, BindingMapping.QNAME_STATIC_FIELD_NAME, schemaNode.getQName());
-        if (verboseClassComments) {
-            YangSourceDefinition.of(module, schemaNode).ifPresent(newType::setYangSourceDefinition);
-            TypeComments.description(schemaNode).ifPresent(newType::addComment);
-            schemaNode.getDescription().ifPresent(newType::setDescription);
-            schemaNode.getReference().ifPresent(newType::setReference);
-        }
-        newType.setSchemaPath((List<QName>) schemaNode.getPath().getPathFromRoot());
-        newType.setModuleName(module.getName());
-        newType.setBasePackageName(BindingMapping.getRootPackageName(module));
-        newType.setWithBuilder(AuxiliaryGenUtils.hasBuilderClass(schemaNode, namespaceType));
-        newType.setBindingNamespaceType(namespaceType);
-
-        if (!genTypeBuilders.containsKey(packageName)) {
-            final Map<String, GeneratedTypeBuilder> builders = new HashMap<>();
-            builders.put(newType.getName(), newType);
-            genTypeBuilders.put(packageName, builders);
-        } else {
-            final Map<String, GeneratedTypeBuilder> builders = genTypeBuilders.get(packageName);
-            if (!builders.containsKey(newType.getName())) {
-                builders.put(newType.getName(), newType);
-            }
-        }
-        return newType;
-
-    }
-
-    private static void addSchemaNodeToBuilderAsMethod(final String basePackageName, final DataSchemaNode node,
-                                                       final GeneratedTypeBuilder typeBuilder, final
-                                                       GeneratedTypeBuilder childOf, final Module module,
-                                                       final Map<Module, ModuleContext> genCtx, final SchemaContext
-                                                               schemaContext, final boolean verboseClassComments,
-                                                       final Map<String, Map<String, GeneratedTypeBuilder>>
-                                                               genTypeBuilders, final TypeProvider typeProvider,
-                                                       final BindingNamespaceType namespaceType) {
-
-        if (node != null && typeBuilder != null) {
-            if (node instanceof ContainerSchemaNode) {
-                containerToGenType(module, basePackageName, typeBuilder, childOf, (ContainerSchemaNode) node,
-                        schemaContext, verboseClassComments, genCtx, genTypeBuilders, typeProvider, namespaceType);
-            } else if (node instanceof LeafListSchemaNode) {
-                resolveLeafListSchemaNode(schemaContext, typeBuilder, (LeafListSchemaNode) node, module,
-                        typeProvider, genCtx, verboseClassComments);
-            } else if (node instanceof LeafSchemaNode) {
-                resolveLeafSchemaNodeAsMethod("", schemaContext, typeBuilder, genCtx, (LeafSchemaNode) node, module,
-                        typeProvider, verboseClassComments);
-            } else if (node instanceof ListSchemaNode) {
-                listToGenType(module, basePackageName, typeBuilder, childOf, (ListSchemaNode) node, schemaContext,
-                        verboseClassComments, genCtx, genTypeBuilders, typeProvider, namespaceType);
-            } else if (node instanceof ChoiceSchemaNode) {
-                choiceToGenType(module, schemaContext, verboseClassComments, basePackageName, typeBuilder, childOf,
-                        (ChoiceSchemaNode) node, genTypeBuilders, genCtx, typeProvider, namespaceType);
-            } else if (node instanceof AnyXmlSchemaNode || node instanceof AnyDataSchemaNode) {
-                resolveAnyNodeAsMethod(schemaContext, typeBuilder, genCtx, node, module, typeProvider);
-            }
-        }
-    }
-
-    /**
-     * Converts <code>choiceNode</code> to the list of generated types for
-     * choice and its cases.
-     *
-     * <p>
-     * The package names for choice and for its cases are created as
-     * concatenation of the module package (<code>basePackageName</code>) and
-     * names of all parents node.
-     *
-     * @param module          current module
-     * @param basePackageName string with the module package name
-     * @param parent          parent type
-     * @param choiceNode      choice node which is mapped to generated type. Also child
-     *                        nodes - cases are mapped to generated types.
-     * @throws IllegalArgumentException <ul>
-     *                                  <li>if <code>basePackageName</code> is null</li>
-     *                                  <li>if <code>choiceNode</code> is null</li>
-     *                                  </ul>
-     */
-    private static void choiceToGenType(final Module module, final SchemaContext schemaContext, final boolean
-            verboseClasssComments, final String basePackageName, final GeneratedTypeBuilder parent,
-                                        final GeneratedTypeBuilder childOf, final ChoiceSchemaNode choiceNode,
-                                        final Map<String, Map<String, GeneratedTypeBuilder>> genTypeBuilders,
-                                        final Map<Module, ModuleContext> genCtx, final TypeProvider typeProvider,
-                                        final BindingNamespaceType namespaceType) {
-        checkArgument(basePackageName != null, "Base Package Name cannot be NULL.");
-        checkArgument(choiceNode != null, "Choice Schema Node cannot be NULL.");
-
-        final GeneratedTypeBuilder choiceTypeBuilder = addRawInterfaceDefinition(basePackageName, choiceNode,
-                schemaContext, "", "", verboseClasssComments, genTypeBuilders, namespaceType, genCtx.get(module));
-        constructGetter(parent, choiceNode.getQName().getLocalName(),
-                choiceNode.getDescription().orElse(null), choiceTypeBuilder, choiceNode.getStatus());
-        choiceTypeBuilder.setParentTypeForBuilder(childOf);
-        if (BindingNamespaceType.isData(namespaceType)) {
-            choiceTypeBuilder.addImplementsType(parameterizedTypeFor(BindingTypes.INSTANTIABLE, choiceTypeBuilder));
-        }
-        annotateDeprecatedIfNecessary(choiceNode.getStatus(), choiceTypeBuilder);
-        genCtx.get(module).addChildNodeType(choiceNode, choiceTypeBuilder);
-        generateTypesFromChoiceCases(module, schemaContext, genCtx, basePackageName, choiceTypeBuilder.toInstance(),
-                choiceNode, verboseClasssComments, typeProvider, genTypeBuilders, namespaceType);
-    }
-
-    private static void containerToGenType(final Module module, final String basePackageName,
-                                           final GeneratedTypeBuilder parent, final GeneratedTypeBuilder childOf,
-                                           final ContainerSchemaNode node,
-                                           final SchemaContext schemaContext, final boolean verboseClassComments,
-                                           final Map<Module, ModuleContext> genCtx,
-                                           final Map<String, Map<String, GeneratedTypeBuilder>> genTypeBuilders,
-                                           final TypeProvider typeProvider,
-                                           final BindingNamespaceType namespaceType) {
-
-        final GeneratedTypeBuilder genType = processDataSchemaNode(module, basePackageName, childOf, node,
-                schemaContext, verboseClassComments, genCtx, genTypeBuilders, typeProvider, namespaceType);
-        if (genType != null) {
-            StringBuilder getterName = new StringBuilder(node.getQName().getLocalName());
-            constructGetter(parent, getterName.toString(), node.getDescription().orElse(null), genType, node
-                    .getStatus());
-            resolveDataSchemaNodes(module, basePackageName, genType, genType, node.getChildNodes(), genCtx,
-                    schemaContext, verboseClassComments, genTypeBuilders, typeProvider, namespaceType);
-            processUsesImplements(node, module, schemaContext, genCtx, namespaceType);
-        }
-    }
-
-    private static void listToGenType(final Module module, final String basePackageName, final GeneratedTypeBuilder
-            parent, final GeneratedTypeBuilder childOf, final ListSchemaNode node, final SchemaContext schemaContext,
-                                      final boolean verboseClassComments, final Map<Module, ModuleContext> genCtx,
-                                      final Map<String, Map<String, GeneratedTypeBuilder>> genTypeBuilders, final
-                                      TypeProvider typeProvider,
-                                      final BindingNamespaceType namespaceType) {
-
-        final GeneratedTypeBuilder genType = processDataSchemaNode(module, basePackageName, childOf, node,
-                schemaContext, verboseClassComments, genCtx, genTypeBuilders, typeProvider, namespaceType);
-        if (genType != null) {
-            final String nodeName = node.getQName().getLocalName();
-
-            Type getterReturnType = Types.listTypeFor(genType);
-            if (BindingNamespaceType.isGrouping(namespaceType)) {
-                getterReturnType = Types.listTypeFor(wildcardTypeFor(genType.getPackageName(), genType.getName(),
-                        true, true, null));
-            }
-            constructGetter(parent, nodeName, node.getDescription().orElse(null), getterReturnType, node.getStatus());
-
-            final List<QName> listKeys = node.getKeyDefinition();
-            final String packageName = new StringBuilder(packageNameForGeneratedType(basePackageName, node.getPath(),
-                    BindingNamespaceType.Key)).append('.').append(nodeName).toString();
-            //FIXME: Is it neccessary to generate interface of key and implemented by class?
-            if (BindingNamespaceType.isGrouping(namespaceType)) {
-                final GeneratedTypeBuilder genTypeBuilder = resolveListKeyTypeBuilder(packageName, node,
-                        genCtx.get(module));
-                for (final DataSchemaNode schemaNode : node.getChildNodes()) {
-                    if (resolveDataSchemaNodesCheck(module, schemaContext, schemaNode)) {
-                        addSchemaNodeToListTypeBuilders(nodeName, basePackageName, schemaNode, genType,
-                                genTypeBuilder, listKeys,
-                                module, typeProvider, schemaContext, genCtx, genTypeBuilders, verboseClassComments,
-                                namespaceType);
-                    }
-                }
-                if (genTypeBuilder != null) {
-                    typeBuildersToGenTypes(module, genType, genTypeBuilder.toInstance(), genCtx, namespaceType);
-                    genCtx.get(module).addKeyType(node.getPath(), genTypeBuilder);
-                }
-                processUsesImplements(node, module, schemaContext, genCtx, namespaceType);
-            } else {
-                final GeneratedTOBuilder genTOBuilder = resolveListKeyTOBuilder(packageName, node, genCtx.get(module));
-                if (genTOBuilder != null) {
-                    final Type identifiableMarker = Types.parameterizedTypeFor(IDENTIFIABLE, genTOBuilder);
-                    genTOBuilder.addImplementsType(IDENTIFIER);
-                    genType.addImplementsType(identifiableMarker);
-                    if (BindingNamespaceType.isData(namespaceType)) {
-                        genType.addImplementsType(parameterizedTypeFor(BindingTypes.TREE_CHILD_NODE, childOf,
-                                parameterizedTypeFor(BindingTypes.IDENTIFIABLE_ITEM, genType, genTOBuilder)));
-                    }
-                }
-
-                for (final DataSchemaNode schemaNode : node.getChildNodes()) {
-                    if (resolveDataSchemaNodesCheck(module, schemaContext, schemaNode)) {
-                        addSchemaNodeToListBuilders(nodeName, basePackageName, schemaNode, genType, genTOBuilder,
-                                listKeys,
-                                module, typeProvider, schemaContext, genCtx, genTypeBuilders, verboseClassComments,
-                                namespaceType);
-                    }
-                }
-                processUsesImplements(node, module, schemaContext, genCtx, namespaceType);
-
-                // serialVersionUID
-                if (genTOBuilder != null) {
-                    final GeneratedPropertyBuilder prop = new GeneratedPropertyBuilderImpl("serialVersionUID");
-                    prop.setValue(Long.toString(computeDefaultSUID(genTOBuilder)));
-                    genTOBuilder.setSUID(prop);
-                    typeBuildersToGenTypes(module, genType, genTOBuilder.toInstance(), genCtx, namespaceType);
-                    genCtx.get(module).addGeneratedTOBuilder(node.getPath(), genTOBuilder);
-                }
-            }
-        }
-    }
-
-    private static void typeBuildersToGenTypes(final Module module, final GeneratedTypeBuilder typeBuilder,
-                                               final Type keyType, final Map<Module, ModuleContext> genCtx,
-                                               final BindingNamespaceType namespaceType) {
-        checkArgument(typeBuilder != null, "Generated Type Builder cannot be NULL.");
-        if (keyType != null) {
-            Type returnKeyType = keyType;
-            if (BindingNamespaceType.isGrouping(namespaceType)) {
-                returnKeyType = wildcardTypeFor(keyType.getPackageName(), keyType.getName(),
-                        true, true, null);
-            }
-            constructGetter(typeBuilder, "identifier", "Returns Primary Key of Yang List Type", returnKeyType, Status
-                    .CURRENT);
-
-        }
-    }
-
-    private static void addPatternConstant(final GeneratedTypeBuilder typeBuilder, final String leafName,
-                                           final List<PatternConstraint> patternConstraints) {
-        if (!patternConstraints.isEmpty()) {
-            final StringBuilder field = new StringBuilder();
-            field.append(BindingMapping.PATTERN_CONSTANT_NAME).append("_")
-                    .append(JavaIdentifierNormalizer.normalizeSpecificIdentifier(leafName, JavaIdentifier.METHOD));
-            typeBuilder.addConstant(Types.listTypeFor(BaseYangTypes.STRING_TYPE), field.toString(),
-                    resolveRegExpressions(patternConstraints));
-        }
-    }
-
-    /**
-     * Converts <code>leaf</code> to the getter method which is added to
-     * <code>typeBuilder</code>.
-     *
-     * @param typeBuilder generated type builder to which is added getter method as
-     *                    <code>leaf</code> mapping
-     * @param leaf        leaf schema node which is mapped as getter method which is
-     *                    added to <code>typeBuilder</code>
-     * @param module      Module in which type was defined
-     * @return boolean value
-     * <ul>
-     * <li>false - if <code>leaf</code> or <code>typeBuilder</code> are
-     * null</li>
-     * <li>true - in other cases</li>
-     * </ul>
-     */
-    private static Type resolveLeafSchemaNodeAsMethod(final String nodeName, final SchemaContext schemaContext,
-                                                      final GeneratedTypeBuilder typeBuilder, final Map<Module,
-            ModuleContext> genCtx, final LeafSchemaNode leaf,
-                                                      final Module module, final TypeProvider typeProvider, final
-                                                      boolean verboseClassComments) {
-        if (leaf == null || typeBuilder == null) {
-            return null;
-        }
-
-        final String leafName = leaf.getQName().getLocalName();
-        if (leafName == null) {
-            return null;
-        }
-
-        final Module parentModule = findParentModule(schemaContext, leaf);
-        Type returnType = null;
-
-        final TypeDefinition<?> typeDef = leaf.getType();
-
-        if (leaf.isAddedByUses()) {
-            Preconditions.checkState(leaf instanceof DerivableSchemaNode);
-            if (isInnerType(leaf, typeDef)) {
-                final Restrictions restrictions = BindingGeneratorUtil.getRestrictions(typeDef);
-                returnType = typeProvider.javaTypeForSchemaDefinitionType(getBaseOrDeclaredType(typeDef), leaf,
-                        restrictions, genCtx.get(module));
-            } else {
-                if (typeDef.getBaseType() == null && (typeDef instanceof EnumTypeDefinition
-                        || typeDef instanceof UnionTypeDefinition || typeDef instanceof BitsTypeDefinition)) {
-                    LeafSchemaNode originalLeaf = (LeafSchemaNode) ((DerivableSchemaNode) leaf).getOriginal()
-                            .orElse(null);
-                    requireNonNull(originalLeaf);
-                    returnType = genCtx.get(findParentModule(schemaContext, originalLeaf)).getInnerType(typeDef
-                            .getPath());
-                } else {
-                    final Restrictions restrictions = BindingGeneratorUtil.getRestrictions(typeDef);
-                    returnType = typeProvider.javaTypeForSchemaDefinitionType(typeDef, leaf, restrictions,
-                            genCtx.get(module));
-                }
-            }
-        } else if (isInnerType(leaf, typeDef)) {
-            if (typeDef instanceof EnumTypeDefinition) {
-                returnType = typeProvider.javaTypeForSchemaDefinitionType(typeDef, leaf, genCtx.get(module));
-                final EnumTypeDefinition enumTypeDef = (EnumTypeDefinition) typeDef;
-                final EnumBuilder enumBuilder = resolveInnerEnumFromTypeDefinition(enumTypeDef, leaf.getQName(),
-                        genCtx, typeBuilder, module);
-                if (enumBuilder != null) {
-                    returnType = enumBuilder.toInstance(typeBuilder);
-                }
-                ((TypeProviderImpl) typeProvider).putReferencedType(leaf.getPath(), returnType);
-            } else if (typeDef instanceof UnionTypeDefinition) {
-                final GeneratedTOBuilder genTOBuilder = addTOToTypeBuilder(typeDef, typeBuilder, leaf, parentModule,
-                        typeProvider, schemaContext, genCtx.get(module), genCtx);
-                if (genTOBuilder != null) {
-                    //TODO: https://bugs.opendaylight.org/show_bug.cgi?id=2289
-                    returnType = createReturnTypeForUnion(genTOBuilder, typeDef, typeBuilder, parentModule,
-                            typeProvider, verboseClassComments);
-                }
-            } else if (typeDef instanceof BitsTypeDefinition) {
-                final GeneratedTOBuilder genTOBuilder = addTOToTypeBuilder(typeDef, typeBuilder, leaf, parentModule,
-                        typeProvider, schemaContext, genCtx.get(module), genCtx);
-                if (genTOBuilder != null) {
-                    returnType = genTOBuilder.toInstance();
-                }
-            } else {
-                // It is constrained version of already declared type (inner declared type exists,
-                // onlyfor special cases (Enum, Union, Bits), which were already checked.
-                // In order to get proper class we need to look up closest derived type
-                // and apply restrictions from leaf type
-                final Restrictions restrictions = BindingGeneratorUtil.getRestrictions(typeDef);
-                returnType = typeProvider.javaTypeForSchemaDefinitionType(getBaseOrDeclaredType(typeDef), leaf,
-                        restrictions, genCtx.get(module));
-                addPatternConstant(typeBuilder, leafName, restrictions.getPatternConstraints());
-            }
-        } else {
-            final Restrictions restrictions = BindingGeneratorUtil.getRestrictions(typeDef);
-            returnType = typeProvider.javaTypeForSchemaDefinitionType(typeDef, leaf, restrictions, genCtx.get(module));
-            addPatternConstant(typeBuilder, leafName, restrictions.getPatternConstraints());
-        }
-
-        if (returnType == null) {
-            return null;
-        }
-
-        if (typeDef instanceof EnumTypeDefinition) {
-            ((TypeProviderImpl) typeProvider).putReferencedType(leaf.getPath(), returnType);
-        }
-
-        final String leafGetterName;
-        if ("key".equals(leafName.toLowerCase())) {
-            StringBuilder sb = new StringBuilder(leafName)
-                    .append('_').append("RESERVED_WORD");
-            leafGetterName = sb.toString();
-        } else {
-            leafGetterName = leafName;
-        }
-        constructGetter(typeBuilder, leafGetterName, leaf.getDescription().orElse(""), returnType, leaf.getStatus());
-        return returnType;
-    }
-
-    /**
-     * Converts <code>node</code> leaf list schema node to getter method of
-     * <code>typeBuilder</code>.
-     *
-     * @param typeBuilder  generated type builder to which is <code>node</code> added as
-     *                     getter method
-     * @param node         leaf list schema node which is added to
-     *                     <code>typeBuilder</code> as getter method
-     * @param module       module
-     * @param typeProvider type provider instance
-     * @param genCtx       actual generated context
-     * @return boolean value
-     * <ul>
-     * <li>true - if <code>node</code>, <code>typeBuilder</code>,
-     * nodeName equal null or <code>node</code> is added by <i>uses</i></li>
-     * <li>false - other cases</li>
-     * </ul>
-     */
-    private static boolean resolveLeafListSchemaNode(final SchemaContext schemaContext, final GeneratedTypeBuilder
-            typeBuilder, final LeafListSchemaNode node, final Module module, final TypeProvider typeProvider,
-                                                     final Map<Module, ModuleContext> genCtx, final boolean
-                                                             verboseClassComments) {
-        if (node == null || typeBuilder == null) {
-            return false;
-        }
-
-        final QName nodeName = node.getQName();
-
-        final TypeDefinition<?> typeDef = node.getType();
-        final Module parentModule = findParentModule(schemaContext, node);
-
-        Type returnType = null;
-        if (typeDef.getBaseType() == null) {
-            if (typeDef instanceof EnumTypeDefinition) {
-                returnType = typeProvider.javaTypeForSchemaDefinitionType(typeDef, node, genCtx.get(module));
-                final EnumTypeDefinition enumTypeDef = (EnumTypeDefinition) typeDef;
-                final EnumBuilder enumBuilder = resolveInnerEnumFromTypeDefinition(enumTypeDef, nodeName,
-                        genCtx, typeBuilder, module);
-                returnType = new ReferencedTypeImpl(enumBuilder.getPackageName(), enumBuilder.getName(), true,
-                        null);
-                ((TypeProviderImpl) typeProvider).putReferencedType(node.getPath(), returnType);
-            } else if (typeDef instanceof UnionTypeDefinition) {
-                final GeneratedTOBuilder genTOBuilder = addTOToTypeBuilder(typeDef, typeBuilder, node, parentModule,
-                        typeProvider, schemaContext, genCtx.get(module), genCtx);
-                if (genTOBuilder != null) {
-                    returnType = createReturnTypeForUnion(genTOBuilder, typeDef, typeBuilder, parentModule,
-                            typeProvider, verboseClassComments);
-                }
-            } else if (typeDef instanceof BitsTypeDefinition) {
-                final GeneratedTOBuilder genTOBuilder = addTOToTypeBuilder(typeDef, typeBuilder, node, parentModule,
-                        typeProvider, schemaContext, genCtx.get(module), genCtx);
-                returnType = genTOBuilder.toInstance();
-            } else {
-                final Restrictions restrictions = BindingGeneratorUtil.getRestrictions(typeDef);
-                returnType = typeProvider.javaTypeForSchemaDefinitionType(typeDef, node, restrictions,
-                        genCtx.get(module));
-
-                addPatternConstant(typeBuilder, nodeName.getLocalName(), restrictions.getPatternConstraints());
-            }
-        } else {
-            final Restrictions restrictions = BindingGeneratorUtil.getRestrictions(typeDef);
-            returnType = typeProvider.javaTypeForSchemaDefinitionType(typeDef, node, restrictions, genCtx.get(module));
-
-            addPatternConstant(typeBuilder, nodeName.getLocalName(), restrictions.getPatternConstraints());
-        }
-
-        final ParameterizedType listType = Types.listTypeFor(returnType);
-        constructGetter(typeBuilder, nodeName.getLocalName(), node.getDescription().orElse(null), listType, node
-                .getStatus());
-        return true;
-    }
-
-    /**
-     * Converts <code>caseNodes</code> set to list of corresponding generated
-     * types.
-     *
-     * <p>
-     * For every <i>case</i> which isn't added through augment or <i>uses</i> is
-     * created generated type builder. The package names for the builder is
-     * created as concatenation of the module package (
-     * <code>basePackageName</code>) and names of all parents nodes of the
-     * concrete <i>case</i>. There is also relation "<i>implements type</i>"
-     * between every case builder and <i>choice</i> type
-     *
-     * @param module               current module
-     * @param schemaContext        current schema context
-     * @param genCtx               actual generated context
-     * @param basePackageName      string with the module package name
-     * @param refChoiceType        type which represents superior <i>case</i>
-     * @param choiceNode           choice case node which is mapped to generated type
-     * @param verboseClassComments Javadoc verbosity switch
-     * @throws IllegalArgumentException <ul>
-     *                                  <li>if <code>basePackageName</code> equals null</li>
-     *                                  <li>if <code>refChoiceType</code> equals null</li>
-     *                                  <li>if <code>caseNodes</code> equals null</li>
-     *                                  </ul>
-     */
-    private static void generateTypesFromChoiceCases(final Module module, final SchemaContext schemaContext,
-                                                     final Map<Module, ModuleContext> genCtx, final String
-                                                             basePackageName, final GeneratedType refChoiceType,
-                                                     final ChoiceSchemaNode choiceNode, final boolean
-                                                             verboseClassComments,
-                                                     final TypeProvider typeProvider, final Map<String, Map<String,
-            GeneratedTypeBuilder>> genTypeBuilders,
-                                                     final BindingNamespaceType namespaceType) {
-        checkArgument(basePackageName != null, "Base Package Name cannot be NULL.");
-        checkArgument(refChoiceType != null, "Referenced Choice Type cannot be NULL.");
-        checkArgument(choiceNode != null, "ChoiceNode cannot be NULL.");
-
-        for (final CaseSchemaNode caseNode : choiceNode.getCases().values()) {
-            if (caseNode != null && resolveDataSchemaNodesCheck(module, schemaContext, caseNode)) {
-                final GeneratedTypeBuilder caseTypeBuilder = addDefaultInterfaceDefinition(basePackageName, caseNode,
-                        null, module, genCtx, schemaContext, verboseClassComments,
-                        genTypeBuilders, typeProvider, namespaceType);
-                caseTypeBuilder.addImplementsType(refChoiceType);
-                caseTypeBuilder.setParentTypeForBuilder(refChoiceType.getParentTypeForBuilder());
-                annotateDeprecatedIfNecessary(caseNode.getStatus(), caseTypeBuilder);
-                genCtx.get(module).addCaseType(caseNode.getPath(), caseTypeBuilder);
-                if (BindingNamespaceType.isData(namespaceType)) {
-                    genCtx.get(module).addChoiceToCaseMapping(refChoiceType, caseTypeBuilder, caseNode);
-                }
-
-                resolveDataSchemaNodes(module, basePackageName, caseTypeBuilder,
-                        (GeneratedTypeBuilder) refChoiceType.getParentTypeForBuilder(), caseNode.getChildNodes(),
-                        genCtx, schemaContext, verboseClassComments, genTypeBuilders, typeProvider, namespaceType);
-                processUsesImplements(caseNode, module, schemaContext, genCtx, namespaceType);
-            }
-        }
-    }
-
-    private static Type resolveAnyNodeAsMethod(final SchemaContext schemaContext, final GeneratedTypeBuilder
-            typeBuilder, final Map<Module, ModuleContext> genCtx, final DataSchemaNode node, final Module module,
-                                               final TypeProvider typeProvider) {
-
-        final String anyName = node.getQName().getLocalName();
-        if (anyName == null) {
-            return null;
-        }
-
-        Type returnType = Types.DOCUMENT;
-        constructGetter(typeBuilder, anyName, node.getDescription().orElse(""), returnType, node.getStatus());
-        return returnType;
-    }
-
-    /**
-     * Adds <code>schemaNode</code> to <code>typeBuilder</code> as getter method
-     * or to <code>genTOBuilder</code> as property.
-     *
-     * @param nodeName             string contains the name of list
-     * @param basePackageName      string contains the module package name
-     * @param schemaNode           data schema node which should be added as getter method to
-     *                             <code>typeBuilder</code> or as a property to
-     *                             <code>genTOBuilder</code> if is part of the list key
-     * @param typeBuilder          generated type builder for the list schema node
-     * @param genTOBuilder         generated TO builder for the list keys
-     * @param listKeys             list of string which contains QNames of the list keys
-     * @param module               current module
-     * @param typeProvider         provider that defines contract for generated types
-     * @param schemaContext        schema context
-     * @param genCtx               map of generated entities in context of YANG modules
-     * @param genTypeBuilders      map of generated type builders
-     * @param verboseClassComments generate verbose comments
-     * @throws IllegalArgumentException <ul>
-     *                                  <li>if <code>schemaNode</code> equals null</li>
-     *                                  <li>if <code>typeBuilder</code> equals null</li>
-     *                                  </ul>
-     */
-    private static void addSchemaNodeToListBuilders(final String nodeName, final String basePackageName,
-                                                    final DataSchemaNode schemaNode, final GeneratedTypeBuilder
-                                                            typeBuilder,
-                                                    final GeneratedTOBuilder genTOBuilder, final List<QName>
-                                                            listKeys, final Module module,
-                                                    final TypeProvider typeProvider, final SchemaContext
-                                                            schemaContext, final Map<Module, ModuleContext> genCtx,
-                                                    final Map<String, Map<String, GeneratedTypeBuilder>>
-                                                            genTypeBuilders, final boolean verboseClassComments,
-                                                    final BindingNamespaceType namespaceType) {
-        checkArgument(schemaNode != null, "Data Schema Node cannot be NULL.");
-        checkArgument(typeBuilder != null, "Generated Type Builder cannot be NULL.");
-
-        if (schemaNode instanceof LeafSchemaNode) {
-            final LeafSchemaNode leaf = (LeafSchemaNode) schemaNode;
-            final QName leafQName = leaf.getQName();
-
-            final Type type = resolveLeafSchemaNodeAsMethod(nodeName, schemaContext, typeBuilder, genCtx, leaf, module,
-                    typeProvider, verboseClassComments);
-            if (listKeys.contains(leafQName)) {
-                if (type == null) {
-                    resolveLeafSchemaNodeAsProperty(nodeName, schemaContext, typeProvider, genCtx, genTOBuilder,
-                            leaf, true,
-                            module);
-                } else {
-                    AuxiliaryGenUtils.resolveLeafSchemaNodeAsProperty(nodeName, genTOBuilder, leaf, type, true);
-                }
-            }
-        } else {
-            if (schemaNode instanceof LeafListSchemaNode) {
-                resolveLeafListSchemaNode(schemaContext, typeBuilder, (LeafListSchemaNode) schemaNode, module,
-                        typeProvider, genCtx, verboseClassComments);
-            } else if (schemaNode instanceof ContainerSchemaNode) {
-                containerToGenType(module, basePackageName, typeBuilder, typeBuilder, (ContainerSchemaNode) schemaNode,
-                        schemaContext, verboseClassComments, genCtx, genTypeBuilders, typeProvider, namespaceType);
-            } else if (schemaNode instanceof ListSchemaNode) {
-                listToGenType(module, basePackageName, typeBuilder, typeBuilder, (ListSchemaNode) schemaNode,
-                        schemaContext, verboseClassComments, genCtx, genTypeBuilders, typeProvider, namespaceType);
-            } else if (schemaNode instanceof ChoiceSchemaNode) {
-                choiceToGenType(module, schemaContext, verboseClassComments, basePackageName, typeBuilder, typeBuilder,
-                        (ChoiceSchemaNode) schemaNode, genTypeBuilders, genCtx, typeProvider, namespaceType);
-            }
-        }
-    }
-
-    private static void addSchemaNodeToListTypeBuilders(final String nodeName, final String basePackageName,
-                                                        final DataSchemaNode schemaNode, final GeneratedTypeBuilder
-                                                                typeBuilder,
-                                                        final GeneratedTypeBuilder genTypeBuilder, final List<QName>
-                                                                listKeys, final Module module,
-                                                        final TypeProvider typeProvider, final SchemaContext
-                                                                schemaContext, final Map<Module, ModuleContext> genCtx,
-                                                        final Map<String, Map<String, GeneratedTypeBuilder>>
-                                                                genTypeBuilders, final boolean verboseClassComments,
-                                                        final BindingNamespaceType namespaceType) {
-        checkArgument(schemaNode != null, "Data Schema Node cannot be NULL.");
-        checkArgument(typeBuilder != null, "Generated Type Builder cannot be NULL.");
-
-        if (schemaNode instanceof LeafSchemaNode) {
-            final LeafSchemaNode leaf = (LeafSchemaNode) schemaNode;
-            final QName leafQName = leaf.getQName();
-            final Type type = resolveLeafSchemaNodeAsMethod(nodeName, schemaContext, typeBuilder, genCtx, leaf, module,
-                    typeProvider, verboseClassComments);
-            if (listKeys.contains(leafQName)) {
-                resolveLeafSchemaNodeAsMethod(nodeName, schemaContext, genTypeBuilder, genCtx, leaf, module,
-                        typeProvider, verboseClassComments);
-            }
-        } else {
-            if (schemaNode instanceof LeafListSchemaNode) {
-                resolveLeafListSchemaNode(schemaContext, typeBuilder, (LeafListSchemaNode) schemaNode, module,
-                        typeProvider, genCtx, verboseClassComments);
-            } else if (schemaNode instanceof ContainerSchemaNode) {
-                containerToGenType(module, basePackageName, typeBuilder, typeBuilder, (ContainerSchemaNode) schemaNode,
-                        schemaContext, verboseClassComments, genCtx, genTypeBuilders, typeProvider, namespaceType);
-            } else if (schemaNode instanceof ListSchemaNode) {
-                listToGenType(module, basePackageName, typeBuilder, typeBuilder, (ListSchemaNode) schemaNode,
-                        schemaContext, verboseClassComments, genCtx, genTypeBuilders, typeProvider, namespaceType);
-            } else if (schemaNode instanceof ChoiceSchemaNode) {
-                choiceToGenType(module, schemaContext, verboseClassComments, basePackageName, typeBuilder, typeBuilder,
-                        (ChoiceSchemaNode) schemaNode, genTypeBuilders, genCtx, typeProvider, namespaceType);
-            }
-        }
-    }
-
-    private static boolean resolveLeafSchemaNodeAsProperty(final String nodeName, final SchemaContext schemaContext,
-                                                           final TypeProvider
-                                                                   typeProvider, final Map<Module, ModuleContext>
-                                                                   genCtx, final GeneratedTOBuilder
-                                                                   toBuilder, final LeafSchemaNode leaf, final
-                                                           boolean isReadOnly, final Module module) {
-
-        if (leaf != null && toBuilder != null) {
-            Type returnType;
-            final TypeDefinition<?> typeDef = leaf.getType();
-            if (typeDef instanceof UnionTypeDefinition) {
-                // GeneratedType for this type definition should be already
-                // created
-                final QName qname = typeDef.getQName();
-                final Module unionModule = schemaContext.findModule(qname.getModule()).get();
-                final ModuleContext mc = genCtx.get(unionModule);
-                returnType = mc.getTypedefs().get(typeDef.getPath());
-            } else if (typeDef instanceof EnumTypeDefinition && typeDef.getBaseType() == null) {
-                // Annonymous enumeration (already generated, since it is inherited via uses).
-                LeafSchemaNode originalLeaf = (LeafSchemaNode) SchemaNodeUtils.getRootOriginalIfPossible(leaf);
-                QName qname = originalLeaf.getQName();
-                final Module enumModule = schemaContext.findModule(qname.getModule()).orElse(null);
-                returnType = genCtx.get(enumModule).getInnerType(originalLeaf.getType().getPath());
-            } else {
-                returnType = typeProvider.javaTypeForSchemaDefinitionType(typeDef, leaf, genCtx.get(module));
-            }
-            return AuxiliaryGenUtils.resolveLeafSchemaNodeAsProperty(nodeName, toBuilder, leaf, returnType, isReadOnly);
-        }
-        return false;
-    }
-
-    private static TypeDefinition<?> getBaseOrDeclaredType(final TypeDefinition<?> typeDef) {
-        final TypeDefinition<?> baseType = typeDef.getBaseType();
-        return baseType != null && baseType.getBaseType() != null ? baseType : typeDef;
-    }
-
-    @SuppressWarnings({"rawtypes", "unchecked"})
-    private static GeneratedTypeBuilder processDataSchemaNode(final Module module, final String basePackageName,
-                                                              final GeneratedTypeBuilder childOf, final
-                                                              DataSchemaNode node, final SchemaContext
-                                                                      schemaContext,
-                                                              final boolean verboseClassComments, final Map<Module,
-            ModuleContext> genCtx, final Map<String, Map<String,
-            GeneratedTypeBuilder>> genTypeBuilders, final TypeProvider typeProvider, final BindingNamespaceType
-                                                                      namespaceType) {
-
-        final GeneratedTypeBuilder genType = addDefaultInterfaceDefinition(basePackageName, node, childOf, module,
-                genCtx, schemaContext, verboseClassComments, genTypeBuilders, typeProvider, namespaceType);
-        annotateDeprecatedIfNecessary(node.getStatus(), genType);
-        genType.setModuleName(module.getName());
-        if (verboseClassComments) {
-            YangSourceDefinition.of(module, node).ifPresent(genType::setYangSourceDefinition);
-            TypeComments.description(node).ifPresent(genType::addComment);
-            node.getDescription().ifPresent(genType::setDescription);
-            node.getReference().ifPresent(genType::setReference);
-        }
-        genType.setSchemaPath((List) node.getPath().getPathFromRoot());
-        if (BindingNamespaceType.isData(namespaceType)) {
-            genType.setParentTypeForBuilder(childOf);
-        }
-
-        if (node instanceof DataNodeContainer) {
-            genCtx.get(module).addChildNodeType(node, genType);
-        }
-        return genType;
-    }
-
-    /**
-     * Converts all <b>groupings</b> of the module to the list of
-     * <code>Type</code> objects. Firstly are groupings sorted according mutual
-     * dependencies. At least dependent (independent) groupings are in the list
-     * saved at first positions. For every grouping the record is added to map
-     * {@link ModuleContext#groupings allGroupings}
-     *
-     * @param module               current module
-     * @param groupings            collection of groupings from which types will be generated
-     * @param typeProvider         provider that defines contract for generated types
-     * @param schemaContext        schema context
-     * @param genCtx               map of generated entities in context of YANG modules
-     * @param genTypeBuilders      map of generated type builders
-     * @param verboseClassComments generate verbose comments
-     */
-    static Map<Module, ModuleContext> groupingsToGenTypes(final Module module, final Collection<GroupingDefinition>
-            groupings, Map<Module, ModuleContext> genCtx, final SchemaContext schemaContext, final boolean
-                                                                  verboseClassComments, final Map<String, Map<String,
-            GeneratedTypeBuilder>> genTypeBuilders, final TypeProvider typeProvider) {
-        final String basePackageName = BindingMapping.getRootPackageName(module);
-        final List<GroupingDefinition> groupingsSortedByDependencies = new GroupingDefinitionDependencySort()
-                .sort(groupings);
-        for (final GroupingDefinition grouping : groupingsSortedByDependencies) {
-            genCtx = groupingToGenType(basePackageName, grouping, module, genCtx, schemaContext,
-                    verboseClassComments, genTypeBuilders, typeProvider);
-        }
-        return genCtx;
-    }
-
-    /**
-     * Converts individual grouping to GeneratedType. Firstly generated type
-     * builder is created and every child node of grouping is resolved to the
-     * method.
-     *
-     * @param basePackageName      string contains the module package name
-     * @param grouping             GroupingDefinition which contains data about grouping
-     * @param module               current module
-     * @param typeProvider         provider that defines contract for generated types
-     * @param schemaContext        schema context
-     * @param genCtx               map of generated entities in context of YANG modules
-     * @param genTypeBuilders      map of generated type builders
-     * @param verboseClassComments generate verbose comments
-     * @return GeneratedType which is generated from grouping (object of type
-     *      <code>GroupingDefinition</code>)
-     */
-    private static Map<Module, ModuleContext> groupingToGenType(final String basePackageName,
-            final GroupingDefinition grouping, final Module module, Map<Module, ModuleContext> genCtx,
-            final SchemaContext schemaContext, final boolean verboseClassComments,
-            final Map<String, Map<String, GeneratedTypeBuilder>> genTypeBuilders, final TypeProvider typeProvider) {
-        final GeneratedTypeBuilder genType = addDefaultInterfaceDefinition(basePackageName, grouping, null, module,
-                genCtx,
-                schemaContext, verboseClassComments, genTypeBuilders, typeProvider, BindingNamespaceType.Grouping);
-        annotateDeprecatedIfNecessary(grouping.getStatus(), genType);
-        genCtx.get(module).addGroupingType(grouping, genType);
-        resolveDataSchemaNodes(module, basePackageName, genType, genType, grouping.getChildNodes(), genCtx,
-                schemaContext, verboseClassComments, genTypeBuilders, typeProvider, BindingNamespaceType.Grouping);
-        genCtx = processUsesImplements(grouping, module, schemaContext, genCtx, BindingNamespaceType.Grouping);
-        return genCtx;
-    }
-
-    /**
-     * //TODO: add information about multiple base identities in YANG 1.1
-     * Converts the <b>identity</b> object to GeneratedType. Firstly it is
-     * created transport object builder. If identity contains base identity then
-     * reference to base identity is added to superior identity as its extend.
-     * If identity doesn't contain base identity then only reference to abstract
-     * class {@link org.opendaylight.yangtools.yang.model.api.IdentitySchemaNode
-     * BaseIdentity} is added
-     *
-     * @param module          current module
-     * @param basePackageName string contains the module package name
-     * @param identity        IdentitySchemaNode which contains data about identity
-     * @param schemaContext   SchemaContext which is used to get package and name
-     *                        information about base of identity
-     * @param genCtx          generated context
-     * @return returns generated context
-     */
-    static Map<Module, ModuleContext> identityToGenType(final Module module, final String basePackageName,
-                                                        final IdentitySchemaNode identity, final SchemaContext
-                                                                schemaContext, final Map<Module, ModuleContext> genCtx,
-                                                        final boolean verboseClassComments) {
-
-        resolveIdentitySchemaNode(basePackageName, schemaContext, identity, module, verboseClassComments, genCtx);
-        return genCtx;
-    }
-
-    private static GeneratedTypeBuilder resolveIdentitySchemaNode(final String basePackageName, final SchemaContext
-            schemaContext,
-                                                                  final IdentitySchemaNode identity, final Module
-                                                                          module, final boolean verboseClassComments,
-                                                                  final Map<Module, ModuleContext> genCtx) {
-        requireNonNull(identity, "Identity can not be null!");
-
-        //check first if identity has been resolved as base identity of some other one
-        GeneratedTypeBuilder newType = findIdentityByQname(identity.getQName(), genCtx);
-        if (newType == null) {
-            final Module parentModule = SchemaContextUtil.findParentModule(schemaContext, identity);
-            Preconditions.checkState(module.equals(parentModule),
-                    "If the type is null ,it must be in the same module, otherwise it must has been"
-                            + "resolved by an imported module.");
-
-            final String packageName = BindingGeneratorUtil.packageNameForGeneratedType(basePackageName, identity
-                            .getPath(),
-                    BindingNamespaceType.Identity);
-            newType = new GeneratedTypeBuilderImpl(packageName, identity.getQName().getLocalName(), true, false,
-                    genCtx.get(module));
-
-            final Set<IdentitySchemaNode> baseIdentities = identity.getBaseIdentities();
-            if (baseIdentities.size() == 0) {
-                //no base - abstract
-                final GeneratedTypeBuilderImpl genType = new GeneratedTypeBuilderImpl(BaseIdentity.class.getPackage()
-                        .getName(),
-                        BaseIdentity.class.getSimpleName(), genCtx.get(module));
-                newType.addImplementsType(genType.toInstance());
-            } else {
-                //multiple bases - inheritance
-                for (IdentitySchemaNode baseIdentity : baseIdentities) {
-                    GeneratedTypeBuilder baseType = resolveIdentitySchemaNode(basePackageName, schemaContext,
-                            baseIdentity, module, verboseClassComments, genCtx);
-                    newType.addImplementsType(baseType.toInstance());
-                }
-            }
-
-            if (verboseClassComments) {
-                YangSourceDefinition.of(module).ifPresent(newType::setYangSourceDefinition);
-                TypeComments.description(module).ifPresent(newType::addComment);
-                module.getDescription().ifPresent(newType::setDescription);
-                module.getReference().ifPresent(newType::setReference);
-            }
-            newType.setSchemaPath((List) identity.getPath().getPathFromRoot());
-
-            qNameConstant(newType, BindingMapping.QNAME_STATIC_FIELD_NAME, identity.getQName());
-
-            genCtx.get(module).addIdentityType(identity.getQName(), newType);
-        }
-        return newType;
-    }
-}