Merge from development repository.
[controller.git] / opendaylight / sal / yang-prototype / code-generator / yang-model-parser-impl / src / main / java / org / opendaylight / controller / yang / model / parser / builder / impl / ModuleBuilder.java
diff --git a/opendaylight/sal/yang-prototype/code-generator/yang-model-parser-impl/src/main/java/org/opendaylight/controller/yang/model/parser/builder/impl/ModuleBuilder.java b/opendaylight/sal/yang-prototype/code-generator/yang-model-parser-impl/src/main/java/org/opendaylight/controller/yang/model/parser/builder/impl/ModuleBuilder.java
new file mode 100644 (file)
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+/*
+ * Copyright (c) 2013 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.controller.yang.model.parser.builder.impl;
+
+import java.net.URI;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.opendaylight.controller.yang.common.QName;
+import org.opendaylight.controller.yang.model.api.AugmentationSchema;
+import org.opendaylight.controller.yang.model.api.DataSchemaNode;
+import org.opendaylight.controller.yang.model.api.Deviation;
+import org.opendaylight.controller.yang.model.api.ExtensionDefinition;
+import org.opendaylight.controller.yang.model.api.FeatureDefinition;
+import org.opendaylight.controller.yang.model.api.GroupingDefinition;
+import org.opendaylight.controller.yang.model.api.Module;
+import org.opendaylight.controller.yang.model.api.ModuleImport;
+import org.opendaylight.controller.yang.model.api.NotificationDefinition;
+import org.opendaylight.controller.yang.model.api.RpcDefinition;
+import org.opendaylight.controller.yang.model.api.TypeDefinition;
+import org.opendaylight.controller.yang.model.api.UsesNode;
+import org.opendaylight.controller.yang.model.parser.builder.api.AugmentationSchemaBuilder;
+import org.opendaylight.controller.yang.model.parser.builder.api.Builder;
+import org.opendaylight.controller.yang.model.parser.builder.api.ChildNodeBuilder;
+import org.opendaylight.controller.yang.model.parser.builder.api.DataSchemaNodeBuilder;
+import org.opendaylight.controller.yang.model.parser.builder.api.GroupingBuilder;
+import org.opendaylight.controller.yang.model.parser.builder.api.TypeAwareBuilder;
+import org.opendaylight.controller.yang.model.parser.builder.api.TypeDefinitionAwareBuilder;
+import org.opendaylight.controller.yang.model.parser.builder.api.TypeDefinitionBuilder;
+import org.opendaylight.controller.yang.model.parser.builder.api.UsesNodeBuilder;
+
+/**
+ * This builder builds Module object. If this module is dependent on external
+ * module/modules, these dependencies must be resolved before module is built,
+ * otherwise result may not be valid.
+ */
+public class ModuleBuilder implements Builder {
+
+    private final ModuleImpl instance;
+    private final String name;
+    private String prefix;
+    private Date revision;
+
+    private final Set<ModuleImport> imports = new HashSet<ModuleImport>();
+    private Set<AugmentationSchema> augmentations;
+
+    /**
+     * All nodes, that can contain other nodes
+     */
+    private final Map<List<String>, Builder> moduleNodes = new HashMap<List<String>, Builder>();
+
+    /**
+     * Holds all child (DataSchemaNode) nodes: anyxml, choice, case, container,
+     * list, leaf, leaf-list.
+     */
+    private final Map<List<String>, DataSchemaNodeBuilder> addedChilds = new HashMap<List<String>, DataSchemaNodeBuilder>();
+
+    private final Map<List<String>, GroupingBuilder> addedGroupings = new HashMap<List<String>, GroupingBuilder>();
+    private final Set<AugmentationSchemaBuilder> addedAugments = new HashSet<AugmentationSchemaBuilder>();
+    private final Map<List<String>, UsesNodeBuilder> addedUsesNodes = new HashMap<List<String>, UsesNodeBuilder>();
+    private final Map<List<String>, RpcDefinitionBuilder> addedRpcs = new HashMap<List<String>, RpcDefinitionBuilder>();
+    private final Set<NotificationBuilder> addedNotifications = new HashSet<NotificationBuilder>();
+    private final Map<List<String>, FeatureBuilder> addedFeatures = new HashMap<List<String>, FeatureBuilder>();
+    private final Map<String, DeviationBuilder> addedDeviations = new HashMap<String, DeviationBuilder>();
+    private final Map<List<String>, TypeDefinitionBuilder> addedTypedefs = new HashMap<List<String>, TypeDefinitionBuilder>();
+    private final List<ExtensionBuilder> addedExtensions = new ArrayList<ExtensionBuilder>();
+
+    private final Map<List<String>, TypeAwareBuilder> dirtyNodes = new HashMap<List<String>, TypeAwareBuilder>();
+
+    public ModuleBuilder(String name) {
+        this.name = name;
+        instance = new ModuleImpl(name);
+    }
+
+
+
+    /**
+     * Build new Module object based on this builder.
+     */
+    @Override
+    public Module build() {
+        instance.setImports(imports);
+
+        // TYPEDEFS
+        final Set<TypeDefinition<?>> typedefs = buildModuleTypedefs(addedTypedefs);
+        instance.setTypeDefinitions(typedefs);
+
+        // CHILD NODES
+        final Map<QName, DataSchemaNode> childNodes = buildModuleChildNodes(addedChilds);
+        instance.setChildNodes(childNodes);
+
+        // GROUPINGS
+        final Set<GroupingDefinition> groupings = buildModuleGroupings(addedGroupings);
+        instance.setGroupings(groupings);
+
+        // USES
+        final Set<UsesNode> usesNodeDefinitions = buildUsesNodes(addedUsesNodes);
+        instance.setUses(usesNodeDefinitions);
+
+        // FEATURES
+        final Set<FeatureDefinition> features = buildModuleFeatures(addedFeatures);
+        instance.setFeatures(features);
+
+        // NOTIFICATIONS
+        final Set<NotificationDefinition> notifications = new HashSet<NotificationDefinition>();
+        for (NotificationBuilder entry : addedNotifications) {
+            notifications.add((NotificationDefinition) entry.build());
+        }
+        instance.setNotifications(notifications);
+
+        // AUGMENTATIONS
+        instance.setAugmentations(augmentations);
+
+        // RPCs
+        final Set<RpcDefinition> rpcs = buildModuleRpcs(addedRpcs);
+        instance.setRpcs(rpcs);
+
+        // DEVIATIONS
+        final Set<Deviation> deviations = new HashSet<Deviation>();
+        for (Map.Entry<String, DeviationBuilder> entry : addedDeviations
+                .entrySet()) {
+            deviations.add(entry.getValue().build());
+        }
+        instance.setDeviations(deviations);
+
+        // EXTENSIONS
+        final List<ExtensionDefinition> extensions = new ArrayList<ExtensionDefinition>();
+        for(ExtensionBuilder b : addedExtensions) {
+            extensions.add(b.build());
+        }
+        instance.setExtensionSchemaNodes(extensions);
+
+        return instance;
+    }
+
+    public Builder getNode(List<String> path) {
+        return moduleNodes.get(path);
+    }
+
+    public Map<List<String>, TypeAwareBuilder> getDirtyNodes() {
+        return dirtyNodes;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getPrefix() {
+        return prefix;
+    }
+
+    public Date getRevision() {
+        return revision;
+    }
+
+    public Set<AugmentationSchemaBuilder> getAddedAugments() {
+        return addedAugments;
+    }
+
+    public void addDirtyNode(List<String> path) {
+        List<String> dirtyNodePath = new ArrayList<String>(path);
+        TypeAwareBuilder nodeBuilder = (TypeAwareBuilder) moduleNodes
+                .get(dirtyNodePath);
+        dirtyNodes.put(dirtyNodePath, nodeBuilder);
+    }
+
+    public void setNamespace(URI namespace) {
+        instance.setNamespace(namespace);
+    }
+
+    public void setRevision(Date revision) {
+        this.revision = revision;
+        instance.setRevision(revision);
+    }
+
+    public void setPrefix(String prefix) {
+        this.prefix = prefix;
+        instance.setPrefix(prefix);
+    }
+
+    public void setYangVersion(String yangVersion) {
+        instance.setYangVersion(yangVersion);
+    }
+
+    public void setDescription(String description) {
+        instance.setDescription(description);
+    }
+
+    public void setReference(String reference) {
+        instance.setReference(reference);
+    }
+
+    public void setOrganization(String organization) {
+        instance.setOrganization(organization);
+    }
+
+    public void setContact(String contact) {
+        instance.setContact(contact);
+    }
+
+    public void setAugmentations(Set<AugmentationSchema> augmentations) {
+        this.augmentations = augmentations;
+    }
+
+    public boolean addModuleImport(final String moduleName,
+            final Date revision, final String prefix) {
+        ModuleImport moduleImport = createModuleImport(moduleName, revision,
+                prefix);
+        return imports.add(moduleImport);
+    }
+
+    public Set<ModuleImport> getModuleImports() {
+        return imports;
+    }
+
+    public ExtensionBuilder addExtension(QName qname) {
+        ExtensionBuilder builder = new ExtensionBuilder(qname);
+        return builder;
+    }
+
+    public ContainerSchemaNodeBuilder addContainerNode(QName containerName,
+            List<String> parentPath) {
+        List<String> pathToNode = new ArrayList<String>(parentPath);
+
+        ContainerSchemaNodeBuilder containerBuilder = new ContainerSchemaNodeBuilder(
+                containerName);
+
+        ChildNodeBuilder parent = (ChildNodeBuilder) moduleNodes
+                .get(pathToNode);
+        if (parent != null) {
+            if(parent instanceof AugmentationSchemaBuilder) {
+                containerBuilder.setAugmenting(true);
+            }
+            parent.addChildNode(containerBuilder);
+        }
+
+        pathToNode.add(containerName.getLocalName());
+        moduleNodes.put(pathToNode, containerBuilder);
+        addedChilds.put(pathToNode, containerBuilder);
+
+        return containerBuilder;
+    }
+
+    public ListSchemaNodeBuilder addListNode(QName listName,
+            List<String> parentPath) {
+        List<String> pathToNode = new ArrayList<String>(parentPath);
+
+        ListSchemaNodeBuilder listBuilder = new ListSchemaNodeBuilder(listName);
+
+        ChildNodeBuilder parent = (ChildNodeBuilder) moduleNodes
+                .get(pathToNode);
+        if (parent != null) {
+            if(parent instanceof AugmentationSchemaBuilder) {
+                listBuilder.setAugmenting(true);
+            }
+            parent.addChildNode(listBuilder);
+        }
+
+        pathToNode.add(listName.getLocalName());
+        moduleNodes.put(pathToNode, listBuilder);
+        addedChilds.put(pathToNode, listBuilder);
+
+        return listBuilder;
+    }
+
+    public LeafSchemaNodeBuilder addLeafNode(QName leafName,
+            List<String> parentPath) {
+        List<String> pathToNode = new ArrayList<String>(parentPath);
+
+        LeafSchemaNodeBuilder leafBuilder = new LeafSchemaNodeBuilder(leafName);
+
+        ChildNodeBuilder parent = (ChildNodeBuilder) moduleNodes.get(pathToNode);
+        if (parent != null) {
+            if(parent instanceof AugmentationSchemaBuilder) {
+                leafBuilder.setAugmenting(true);
+            }
+            parent.addChildNode(leafBuilder);
+        }
+
+        pathToNode.add(leafName.getLocalName());
+        addedChilds.put(pathToNode, leafBuilder);
+        moduleNodes.put(pathToNode, leafBuilder);
+
+        return leafBuilder;
+    }
+
+    public LeafListSchemaNodeBuilder addLeafListNode(QName leafListName,
+            List<String> parentPath) {
+        List<String> pathToNode = new ArrayList<String>(parentPath);
+
+        LeafListSchemaNodeBuilder leafListBuilder = new LeafListSchemaNodeBuilder(
+                leafListName);
+        ChildNodeBuilder parent = (ChildNodeBuilder) moduleNodes.get(pathToNode);
+        if (parent != null) {
+            if(parent instanceof AugmentationSchemaBuilder) {
+                leafListBuilder.setAugmenting(true);
+            }
+            parent.addChildNode(leafListBuilder);
+        }
+
+        pathToNode.add(leafListName.getLocalName());
+        addedChilds.put(pathToNode, leafListBuilder);
+        moduleNodes.put(pathToNode, leafListBuilder);
+
+        return leafListBuilder;
+    }
+
+    public GroupingBuilder addGrouping(QName qname, List<String> parentPath) {
+        List<String> pathToGroup = new ArrayList<String>(parentPath);
+
+        GroupingBuilder builder = new GroupingBuilderImpl(qname);
+        ChildNodeBuilder parentNodeBuilder = (ChildNodeBuilder) moduleNodes.get(pathToGroup);
+        if (parentNodeBuilder != null) {
+            parentNodeBuilder.addGrouping(builder);
+        }
+
+        pathToGroup.add(qname.getLocalName());
+        moduleNodes.put(pathToGroup, builder);
+        addedGroupings.put(pathToGroup, builder);
+
+        return builder;
+    }
+
+    public AugmentationSchemaBuilder addAugment(String name,
+            List<String> parentPath) {
+        List<String> pathToAugment = new ArrayList<String>(parentPath);
+
+        AugmentationSchemaBuilder builder = new AugmentationSchemaBuilderImpl(name);
+
+        // augment can only be in 'module' or 'uses' statement
+        UsesNodeBuilder parent = addedUsesNodes.get(pathToAugment);
+        if (parent != null) {
+            parent.addAugment(builder);
+        }
+
+        pathToAugment.add(name);
+        moduleNodes.put(pathToAugment, builder);
+        addedAugments.add(builder);
+
+        return builder;
+    }
+
+    public UsesNodeBuilder addUsesNode(String groupingPathStr,
+            List<String> parentPath) {
+        List<String> pathToUses = new ArrayList<String>(parentPath);
+
+        UsesNodeBuilder usesBuilder = new UsesNodeBuilderImpl(groupingPathStr);
+
+        ChildNodeBuilder parent = (ChildNodeBuilder) moduleNodes.get(pathToUses);
+        if (parent != null) {
+            if(parent instanceof AugmentationSchemaBuilder) {
+                usesBuilder.setAugmenting(true);
+            }
+            parent.addUsesNode(usesBuilder);
+        }
+
+        pathToUses.add(groupingPathStr);
+        addedUsesNodes.put(pathToUses, usesBuilder);
+
+        return usesBuilder;
+    }
+
+    public RpcDefinitionBuilder addRpc(QName qname, List<String> parentPath) {
+        List<String> pathToRpc = new ArrayList<String>(parentPath);
+
+        RpcDefinitionBuilder rpcBuilder = new RpcDefinitionBuilder(qname);
+
+        pathToRpc.add(qname.getLocalName());
+        addedRpcs.put(pathToRpc, rpcBuilder);
+
+        QName inputQName = new QName(qname.getNamespace(), qname.getRevision(),
+                qname.getPrefix(), "input");
+        ContainerSchemaNodeBuilder inputBuilder = new ContainerSchemaNodeBuilder(inputQName);
+        List<String> pathToInput = new ArrayList<String>(pathToRpc);
+        pathToInput.add("input");
+        moduleNodes.put(pathToInput, inputBuilder);
+        rpcBuilder.setInput(inputBuilder);
+
+        QName outputQName = new QName(qname.getNamespace(),
+                qname.getRevision(), qname.getPrefix(), "output");
+        ContainerSchemaNodeBuilder outputBuilder = new ContainerSchemaNodeBuilder(outputQName);
+        List<String> pathToOutput = new ArrayList<String>(pathToRpc);
+        pathToOutput.add("output");
+        moduleNodes.put(pathToOutput, outputBuilder);
+        rpcBuilder.setOutput(outputBuilder);
+
+        return rpcBuilder;
+    }
+
+    public NotificationBuilder addNotification(QName notificationName,
+            List<String> parentPath) {
+        List<String> pathToNotification = new ArrayList<String>(parentPath);
+
+        NotificationBuilder notificationBuilder = new NotificationBuilder(
+                notificationName);
+
+        pathToNotification.add(notificationName.getLocalName());
+        moduleNodes.put(pathToNotification, notificationBuilder);
+        addedNotifications.add(notificationBuilder);
+
+        return notificationBuilder;
+    }
+
+    public FeatureBuilder addFeature(QName featureName, List<String> parentPath) {
+        List<String> pathToFeature = new ArrayList<String>(parentPath);
+        pathToFeature.add(featureName.getLocalName());
+
+        FeatureBuilder builder = new FeatureBuilder(featureName);
+        addedFeatures.put(pathToFeature, builder);
+        return builder;
+    }
+
+    public TypedefBuilder addTypedef(QName typeDefName, List<String> parentPath) {
+        List<String> pathToType = new ArrayList<String>(parentPath);
+        TypedefBuilder builder = new TypedefBuilder(typeDefName);
+        TypeDefinitionAwareBuilder parent = (TypeDefinitionAwareBuilder) moduleNodes.get(pathToType);
+        if (parent != null) {
+            parent.addTypedef(builder);
+        }
+        pathToType.add(typeDefName.getLocalName());
+        addedTypedefs.put(pathToType, builder);
+        moduleNodes.put(pathToType, builder);
+        return builder;
+    }
+
+    public Set<TypeDefinitionBuilder> getModuleTypedefs() {
+        Set<TypeDefinitionBuilder> typedefs = new HashSet<TypeDefinitionBuilder>();
+        for (Map.Entry<List<String>, TypeDefinitionBuilder> entry : addedTypedefs.entrySet()) {
+            if (entry.getKey().size() == 2) {
+                typedefs.add(entry.getValue());
+            }
+        }
+        return typedefs;
+    }
+
+    public void setType(TypeDefinition<?> type, List<String> parentPath) {
+        TypeAwareBuilder parent = (TypeAwareBuilder) moduleNodes.get(parentPath);
+        parent.setType(type);
+    }
+
+    public DeviationBuilder addDeviation(String targetPath) {
+        DeviationBuilder builder = new DeviationBuilder(targetPath);
+        addedDeviations.put(targetPath, builder);
+        return builder;
+    }
+
+    public void addConfiguration(boolean configuration, List<String> parentPath) {
+        Builder builder = moduleNodes.get(parentPath);
+        if (builder instanceof DeviationBuilder) {
+            // skip
+            // TODO
+        } else {
+            DataSchemaNodeBuilder configBuilder = (DataSchemaNodeBuilder) moduleNodes.get(parentPath);
+            configBuilder.setConfiguration(configuration);
+        }
+    }
+
+    public UnknownSchemaNodeBuilder addUnknownSchemaNode(QName qname, List<String> parentPath) {
+        UnknownSchemaNodeBuilder builder = new UnknownSchemaNodeBuilder(qname);
+        return builder;
+    }
+
+
+    private class ModuleImpl implements Module {
+        private URI namespace;
+        private final String name;
+        private Date revision;
+        private String prefix;
+        private String yangVersion;
+        private String description;
+        private String reference;
+        private String organization;
+        private String contact;
+        private Set<ModuleImport> imports = Collections.emptySet();
+        private Set<FeatureDefinition> features = Collections.emptySet();
+        private Set<TypeDefinition<?>> typeDefinitions = Collections.emptySet();
+        private Set<NotificationDefinition> notifications = Collections.emptySet();
+        private Set<AugmentationSchema> augmentations = Collections.emptySet();
+        private Set<RpcDefinition> rpcs = Collections.emptySet();
+        private Set<Deviation> deviations = Collections.emptySet();
+        private Map<QName, DataSchemaNode> childNodes = Collections.emptyMap();
+        private Set<GroupingDefinition> groupings = Collections.emptySet();
+        private Set<UsesNode> uses = Collections.emptySet();
+        private List<ExtensionDefinition> extensionSchemaNodes = Collections.emptyList();
+
+        private ModuleImpl(String name) {
+            this.name = name;
+        }
+
+        @Override
+        public URI getNamespace() {
+            return namespace;
+        }
+
+        private void setNamespace(URI namespace) {
+            this.namespace = namespace;
+        }
+
+        @Override
+        public String getName() {
+            return name;
+        }
+
+        @Override
+        public Date getRevision() {
+            return revision;
+        }
+
+        private void setRevision(Date revision) {
+            this.revision = revision;
+        }
+
+        @Override
+        public String getPrefix() {
+            return prefix;
+        }
+
+        private void setPrefix(String prefix) {
+            this.prefix = prefix;
+        }
+
+        @Override
+        public String getYangVersion() {
+            return yangVersion;
+        }
+
+        private void setYangVersion(String yangVersion) {
+            this.yangVersion = yangVersion;
+        }
+
+        @Override
+        public String getDescription() {
+            return description;
+        }
+
+        private void setDescription(String description) {
+            this.description = description;
+        }
+
+        @Override
+        public String getReference() {
+            return reference;
+        }
+
+        private void setReference(String reference) {
+            this.reference = reference;
+        }
+
+        @Override
+        public String getOrganization() {
+            return organization;
+        }
+
+        private void setOrganization(String organization) {
+            this.organization = organization;
+        }
+
+        @Override
+        public String getContact() {
+            return contact;
+        }
+
+        private void setContact(String contact) {
+            this.contact = contact;
+        }
+
+        @Override
+        public Set<ModuleImport> getImports() {
+            return imports;
+        }
+
+        private void setImports(Set<ModuleImport> imports) {
+            this.imports = imports;
+        }
+
+        @Override
+        public Set<FeatureDefinition> getFeatures() {
+            return features;
+        }
+
+        private void setFeatures(Set<FeatureDefinition> features) {
+            this.features = features;
+        }
+
+        @Override
+        public Set<TypeDefinition<?>> getTypeDefinitions() {
+            return typeDefinitions;
+        }
+
+        private void setTypeDefinitions(Set<TypeDefinition<?>> typeDefinitions) {
+            this.typeDefinitions = typeDefinitions;
+        }
+
+        @Override
+        public Set<NotificationDefinition> getNotifications() {
+            return notifications;
+        }
+
+        private void setNotifications(Set<NotificationDefinition> notifications) {
+            this.notifications = notifications;
+        }
+
+        @Override
+        public Set<AugmentationSchema> getAugmentations() {
+            return augmentations;
+        }
+
+        private void setAugmentations(Set<AugmentationSchema> augmentations) {
+            this.augmentations = augmentations;
+        }
+
+        @Override
+        public Set<RpcDefinition> getRpcs() {
+            return rpcs;
+        }
+
+        private void setRpcs(Set<RpcDefinition> rpcs) {
+            this.rpcs = rpcs;
+        }
+
+        @Override
+        public Set<Deviation> getDeviations() {
+            return deviations;
+        }
+
+        private void setDeviations(Set<Deviation> deviations) {
+            this.deviations = deviations;
+        }
+
+        @Override
+        public Set<DataSchemaNode> getChildNodes() {
+            return new HashSet<DataSchemaNode>(childNodes.values());
+        }
+
+        private void setChildNodes(Map<QName, DataSchemaNode> childNodes) {
+            this.childNodes = childNodes;
+        }
+
+        @Override
+        public Set<GroupingDefinition> getGroupings() {
+            return groupings;
+        }
+
+        private void setGroupings(Set<GroupingDefinition> groupings) {
+            this.groupings = groupings;
+        }
+
+        @Override
+        public Set<UsesNode> getUses() {
+            return uses;
+        }
+
+        private void setUses(Set<UsesNode> uses) {
+            this.uses = uses;
+        }
+
+        @Override
+        public List<ExtensionDefinition> getExtensionSchemaNodes() {
+            return extensionSchemaNodes;
+        }
+
+        private void setExtensionSchemaNodes(List<ExtensionDefinition> extensionSchemaNodes) {
+            if(extensionSchemaNodes != null) {
+                this.extensionSchemaNodes = extensionSchemaNodes;
+            }
+        }
+
+        @Override
+        public DataSchemaNode getDataChildByName(QName name) {
+            return childNodes.get(name);
+        }
+
+        @Override
+        public DataSchemaNode getDataChildByName(String name) {
+            DataSchemaNode result = null;
+            for (Map.Entry<QName, DataSchemaNode> entry : childNodes.entrySet()) {
+                if (entry.getKey().getLocalName().equals(name)) {
+                    result = entry.getValue();
+                    break;
+                }
+            }
+            return result;
+        }
+
+        @Override
+        public int hashCode() {
+            final int prime = 31;
+            int result = 1;
+            result = prime * result + ((namespace == null) ? 0 : namespace.hashCode());
+            result = prime * result + ((name == null) ? 0 : name.hashCode());
+            result = prime * result + ((revision == null) ? 0 : revision.hashCode());
+            result = prime * result + ((prefix == null) ? 0 : prefix.hashCode());
+            result = prime * result + ((yangVersion == null) ? 0 : yangVersion.hashCode());
+            result = prime * result + ((description == null) ? 0 : description.hashCode());
+            result = prime * result + ((reference == null) ? 0 : reference.hashCode());
+
+            result = prime * result + ((organization == null) ? 0 : organization.hashCode());
+            result = prime * result + ((contact == null) ? 0 : contact.hashCode());
+            result = prime * result + ((imports == null) ? 0 : imports.hashCode());
+            result = prime * result + ((features == null) ? 0 : features.hashCode());
+            result = prime * result + ((typeDefinitions == null) ? 0 : typeDefinitions.hashCode());
+            result = prime * result + ((notifications == null) ? 0 : notifications.hashCode());
+            result = prime * result + ((augmentations == null) ? 0 : augmentations.hashCode());
+            result = prime * result + ((rpcs == null) ? 0 : rpcs.hashCode());
+            result = prime * result + ((deviations == null) ? 0 : deviations.hashCode());
+            result = prime * result + ((childNodes == null) ? 0 : childNodes.hashCode());
+            result = prime * result + ((groupings == null) ? 0 : groupings.hashCode());
+            result = prime * result + ((uses == null) ? 0 : uses.hashCode());
+            return result;
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            if (this == obj) {
+                return true;
+            }
+            if (obj == null) {
+                return false;
+            }
+            if (getClass() != obj.getClass()) {
+                return false;
+            }
+            ModuleImpl other = (ModuleImpl) obj;
+            if (namespace == null) {
+                if (other.namespace != null) {
+                    return false;
+                }
+            } else if (!namespace.equals(other.namespace)) {
+                return false;
+            }
+            if (name == null) {
+                if (other.name != null) {
+                    return false;
+                }
+            } else if (!name.equals(other.name)) {
+                return false;
+            }
+            if (revision == null) {
+                if (other.revision != null) {
+                    return false;
+                }
+            } else if (!revision.equals(other.revision)) {
+                return false;
+            }
+            if (prefix == null) {
+                if (other.prefix != null) {
+                    return false;
+                }
+            } else if (!prefix.equals(other.prefix)) {
+                return false;
+            }
+            if (yangVersion == null) {
+                if (other.yangVersion != null) {
+                    return false;
+                }
+            } else if (!yangVersion.equals(other.yangVersion)) {
+                return false;
+            }
+            if (description == null) {
+                if (other.description != null) {
+                    return false;
+                }
+            } else if (!description.equals(other.description)) {
+                return false;
+            }
+            if (reference == null) {
+                if (other.reference != null) {
+                    return false;
+                }
+            } else if (!reference.equals(other.reference)) {
+                return false;
+            }
+            if (organization == null) {
+                if (other.organization != null) {
+                    return false;
+                }
+            } else if (!organization.equals(other.organization)) {
+                return false;
+            }
+            if (contact == null) {
+                if (other.contact != null) {
+                    return false;
+                }
+            } else if (!contact.equals(other.contact)) {
+                return false;
+            }
+            if (imports == null) {
+                if (other.imports != null) {
+                    return false;
+                }
+            } else if (!imports.equals(other.imports)) {
+                return false;
+            }
+            if (features == null) {
+                if (other.features != null) {
+                    return false;
+                }
+            } else if (!features.equals(other.features)) {
+                return false;
+            }
+            if (typeDefinitions == null) {
+                if (other.typeDefinitions != null) {
+                    return false;
+                }
+            } else if (!typeDefinitions.equals(other.typeDefinitions)) {
+                return false;
+            }
+            if (notifications == null) {
+                if (other.notifications != null) {
+                    return false;
+                }
+            } else if (!notifications.equals(other.notifications)) {
+                return false;
+            }
+            if (augmentations == null) {
+                if (other.augmentations != null) {
+                    return false;
+                }
+            } else if (!augmentations.equals(other.augmentations)) {
+                return false;
+            }
+            if (rpcs == null) {
+                if (other.rpcs != null) {
+                    return false;
+                }
+            } else if (!rpcs.equals(other.rpcs)) {
+                return false;
+            }
+            if (deviations == null) {
+                if (other.deviations != null) {
+                    return false;
+                }
+            } else if (!deviations.equals(other.deviations)) {
+                return false;
+            }
+            if (childNodes == null) {
+                if (other.childNodes != null) {
+                    return false;
+                }
+            } else if (!childNodes.equals(other.childNodes)) {
+                return false;
+            }
+            if (groupings == null) {
+                if (other.groupings != null) {
+                    return false;
+                }
+            } else if (!groupings.equals(other.groupings)) {
+                return false;
+            }
+            if (uses == null) {
+                if (other.uses != null) {
+                    return false;
+                }
+            } else if (!uses.equals(other.uses)) {
+                return false;
+            }
+            return true;
+        }
+
+        @Override
+        public String toString() {
+            StringBuilder sb = new StringBuilder(
+                    ModuleImpl.class.getSimpleName());
+            sb.append("[\n");
+            sb.append("name=" + name + ",\n");
+            sb.append("namespace=" + namespace + ",\n");
+            sb.append("revision=" + revision + ",\n");
+            sb.append("prefix=" + prefix + ",\n");
+            sb.append("yangVersion=" + yangVersion + ",\n");
+            sb.append("description=" + description + ",\n");
+            sb.append("reference=" + reference + ",\n");
+            sb.append("organization=" + organization + ",\n");
+            sb.append("contact=" + contact + ",\n");
+            sb.append("childNodes=" + childNodes.values() + ",\n");
+            sb.append("groupings=" + groupings + ",\n");
+            sb.append("imports=" + imports + ",\n");
+            sb.append("features=" + features + ",\n");
+            sb.append("typeDefinitions=" + typeDefinitions + ",\n");
+            sb.append("notifications=" + notifications + ",\n");
+            sb.append("augmentations=" + augmentations + ",\n");
+            sb.append("rpcs=" + rpcs + ",\n");
+            sb.append("deviations=" + deviations + "\n");
+            sb.append("uses=" + uses + "\n");
+            sb.append("]");
+            return sb.toString();
+        }
+    }
+
+    private ModuleImport createModuleImport(final String moduleName,
+            final Date revision, final String prefix) {
+        ModuleImport moduleImport = new ModuleImport() {
+            @Override
+            public String getModuleName() {
+                return moduleName;
+            }
+
+            @Override
+            public Date getRevision() {
+                return revision;
+            }
+
+            @Override
+            public String getPrefix() {
+                return prefix;
+            }
+
+            @Override
+            public int hashCode() {
+                final int prime = 31;
+                int result = 1;
+                result = prime * result
+                        + ((moduleName == null) ? 0 : moduleName.hashCode());
+                result = prime * result
+                        + ((revision == null) ? 0 : revision.hashCode());
+                result = prime * result
+                        + ((prefix == null) ? 0 : prefix.hashCode());
+                return result;
+            }
+
+            @Override
+            public boolean equals(Object obj) {
+                if (this == obj) {
+                    return true;
+                }
+                if (obj == null) {
+                    return false;
+                }
+                if (getClass() != obj.getClass()) {
+                    return false;
+                }
+                ModuleImport other = (ModuleImport) obj;
+                if (getModuleName() == null) {
+                    if (other.getModuleName() != null) {
+                        return false;
+                    }
+                } else if (!getModuleName().equals(other.getModuleName())) {
+                    return false;
+                }
+                if (getRevision() == null) {
+                    if (other.getRevision() != null) {
+                        return false;
+                    }
+                } else if (!getRevision().equals(other.getRevision())) {
+                    return false;
+                }
+                if (getPrefix() == null) {
+                    if (other.getPrefix() != null) {
+                        return false;
+                    }
+                } else if (!getPrefix().equals(other.getPrefix())) {
+                    return false;
+                }
+                return true;
+            }
+
+            @Override
+            public String toString() {
+                return "ModuleImport[moduleName=" + moduleName + ", revision="
+                        + revision + ", prefix=" + prefix + "]";
+            }
+        };
+        return moduleImport;
+    }
+
+    /**
+     * Traverse through given addedChilds and add only direct module childs.
+     * Direct module child path size is 2 (1. module name, 2. child name).
+     *
+     * @param addedChilds
+     * @return map of children, where key is child QName and value is child
+     *         itself
+     */
+    private Map<QName, DataSchemaNode> buildModuleChildNodes(
+            Map<List<String>, DataSchemaNodeBuilder> addedChilds) {
+        final Map<QName, DataSchemaNode> childNodes = new HashMap<QName, DataSchemaNode>();
+        for (Map.Entry<List<String>, DataSchemaNodeBuilder> entry : addedChilds
+                .entrySet()) {
+            if (entry.getKey().size() == 2) {
+                DataSchemaNode node = entry.getValue().build();
+                QName qname = entry.getValue().getQName();
+                childNodes.put(qname, node);
+            }
+        }
+        return childNodes;
+    }
+
+    /**
+     * Traverse through given addedGroupings and add only direct module
+     * groupings. Direct module grouping path size is 2 (1. module name, 2.
+     * grouping name).
+     *
+     * @param addedGroupings
+     * @return set of built GroupingDefinition objects
+     */
+    private Set<GroupingDefinition> buildModuleGroupings(
+            Map<List<String>, GroupingBuilder> addedGroupings) {
+        final Set<GroupingDefinition> groupings = new HashSet<GroupingDefinition>();
+        for (Map.Entry<List<String>, GroupingBuilder> entry : addedGroupings
+                .entrySet()) {
+            if (entry.getKey().size() == 2) {
+                groupings.add(entry.getValue().build());
+            }
+        }
+        return groupings;
+    }
+
+    /**
+     * Traverse through given addedRpcs and build RpcDefinition objects.
+     *
+     * @param addedRpcs
+     * @return set of built RpcDefinition objects
+     */
+    private Set<RpcDefinition> buildModuleRpcs(
+            Map<List<String>, RpcDefinitionBuilder> addedRpcs) {
+        final Set<RpcDefinition> rpcs = new HashSet<RpcDefinition>();
+        RpcDefinitionBuilder builder;
+        for (Map.Entry<List<String>, RpcDefinitionBuilder> entry : addedRpcs
+                .entrySet()) {
+            builder = entry.getValue();
+            RpcDefinition rpc = builder.build();
+            rpcs.add(rpc);
+        }
+        return rpcs;
+    }
+
+    /**
+     * Traverse through given addedTypedefs and add only direct module typedef
+     * statements. Direct module typedef path size is 2 (1. module name, 2.
+     * typedef name).
+     *
+     * @param addedTypedefs
+     * @return set of built module typedef statements
+     */
+    private Set<TypeDefinition<?>> buildModuleTypedefs(
+            Map<List<String>, TypeDefinitionBuilder> addedTypedefs) {
+        Set<TypeDefinition<?>> typedefs = new HashSet<TypeDefinition<?>>();
+        for (Map.Entry<List<String>, TypeDefinitionBuilder> entry : addedTypedefs
+                .entrySet()) {
+            if (entry.getKey().size() == 2) {
+                TypeDefinition<? extends TypeDefinition<?>> node = entry
+                        .getValue().build();
+                typedefs.add(node);
+            }
+        }
+        return typedefs;
+    }
+
+    /**
+     * Traverse through given addedUsesNodes and add only direct module uses
+     * nodes. Direct module uses node path size is 2 (1. module name, 2. uses
+     * name).
+     *
+     * @param addedUsesNodes
+     * @return set of built module uses nodes
+     */
+    private Set<UsesNode> buildUsesNodes(
+            Map<List<String>, UsesNodeBuilder> addedUsesNodes) {
+        final Set<UsesNode> usesNodeDefinitions = new HashSet<UsesNode>();
+        for (Map.Entry<List<String>, UsesNodeBuilder> entry : addedUsesNodes
+                .entrySet()) {
+            if (entry.getKey().size() == 2) {
+                usesNodeDefinitions.add(entry.getValue().build());
+            }
+        }
+        return usesNodeDefinitions;
+    }
+
+    /**
+     * Traverse through given addedFeatures and add only direct module features.
+     * Direct module feature path size is 2 (1. module name, 2. feature name).
+     *
+     * @param addedFeatures
+     * @return set of built module features
+     */
+    private Set<FeatureDefinition> buildModuleFeatures(
+            Map<List<String>, FeatureBuilder> addedFeatures) {
+        Set<FeatureDefinition> features = new HashSet<FeatureDefinition>();
+        for (Map.Entry<List<String>, FeatureBuilder> entry : addedFeatures
+                .entrySet()) {
+            if (entry.getKey().size() == 2) {
+                features.add(entry.getValue().build());
+            }
+        }
+        return features;
+    }
+
+}