Fixed bug in generating of package names in BindingGeneratorImpl;
[controller.git] / opendaylight / sal / yang-prototype / code-generator / binding-generator-impl / src / main / java / org / opendaylight / controller / sal / binding / generator / impl / BindingGeneratorImpl.java
index 3a9398a13a1ff0dc01ca1d419de48d93ed65bd49..f959865212a53da8684075d0fc5df85ec9439590 100644 (file)
-/*\r
- * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.\r
- *\r
- * This program and the accompanying materials are made available under the\r
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,\r
- * and is available at http://www.eclipse.org/legal/epl-v10.html\r
- */\r
-package org.opendaylight.controller.sal.binding.generator.impl;\r
-\r
-import java.net.URI;\r
-import java.util.ArrayList;\r
-import java.util.Calendar;\r
-import java.util.GregorianCalendar;\r
-import java.util.HashMap;\r
-import java.util.List;\r
-import java.util.Map;\r
-import java.util.Set;\r
-\r
-import org.opendaylight.controller.binding.generator.util.CodeGeneratorHelper;\r
-import org.opendaylight.controller.binding.generator.util.Types;\r
-import org.opendaylight.controller.sal.binding.generator.api.BindingGenerator;\r
-import org.opendaylight.controller.sal.binding.generator.spi.TypeProvider;\r
-import org.opendaylight.controller.sal.binding.model.api.GeneratedTransferObject;\r
-import org.opendaylight.controller.sal.binding.model.api.GeneratedType;\r
-import org.opendaylight.controller.sal.binding.model.api.Type;\r
-import org.opendaylight.controller.sal.binding.model.api.type.builder.GeneratedPropertyBuilder;\r
-import org.opendaylight.controller.sal.binding.model.api.type.builder.GeneratedTOBuilder;\r
-import org.opendaylight.controller.sal.binding.model.api.type.builder.GeneratedTypeBuilder;\r
-import org.opendaylight.controller.sal.binding.model.api.type.builder.MethodSignatureBuilder;\r
-import org.opendaylight.controller.sal.binding.yang.types.TypeProviderImpl;\r
-import org.opendaylight.controller.yang.common.QName;\r
-import org.opendaylight.controller.yang.model.api.ContainerSchemaNode;\r
-import org.opendaylight.controller.yang.model.api.DataNodeContainer;\r
-import org.opendaylight.controller.yang.model.api.DataSchemaNode;\r
-import org.opendaylight.controller.yang.model.api.LeafListSchemaNode;\r
-import org.opendaylight.controller.yang.model.api.LeafSchemaNode;\r
-import org.opendaylight.controller.yang.model.api.ListSchemaNode;\r
-import org.opendaylight.controller.yang.model.api.Module;\r
-import org.opendaylight.controller.yang.model.api.SchemaContext;\r
-import org.opendaylight.controller.yang.model.api.SchemaPath;\r
-import org.opendaylight.controller.yang.model.api.TypeDefinition;\r
-\r
-public class BindingGeneratorImpl implements BindingGenerator {\r
-\r
-    private static Calendar calendar = new GregorianCalendar();\r
-    private Map<String, Map<String, GeneratedTypeBuilder>> genTypeBuilders;\r
-    private List<ContainerSchemaNode> schemaContainers;\r
-    private List<ListSchemaNode> schemaLists;\r
-    private TypeProvider typeProvider;\r
-    private String basePackageName;\r
-\r
-    public BindingGeneratorImpl() {\r
-        super();\r
-    }\r
-\r
-    @Override\r
-    public List<Type> generateTypes(final SchemaContext context) {\r
-        final List<Type> genTypes = new ArrayList<Type>();\r
-        \r
-        typeProvider = new TypeProviderImpl(context);\r
-        if (context != null) {\r
-            final Set<Module> modules = context.getModules();\r
-            \r
-            if (modules != null) {\r
-                for (final Module module : modules) {\r
-                    genTypeBuilders = new HashMap<String, Map<String, GeneratedTypeBuilder>>();\r
-                    schemaContainers = new ArrayList<ContainerSchemaNode>();\r
-                    schemaLists = new ArrayList<ListSchemaNode>();\r
-                    \r
-                    basePackageName = resolveBasePackageName(module.getNamespace(),\r
-                            module.getYangVersion());\r
-\r
-                    traverseModule(module);\r
-                    if (schemaContainers.size() > 0) {\r
-                        for (final ContainerSchemaNode container : schemaContainers) {\r
-                            genTypes.add(containerToGenType(container));\r
-                        }\r
-                    }\r
-\r
-                    if (schemaLists.size() > 0) {\r
-                        for (final ListSchemaNode list : schemaLists) {\r
-                            genTypes.addAll(listToGenType(list));\r
-                        }\r
-                    }\r
-                }\r
-            }\r
-        }\r
-\r
-        return genTypes;\r
-    }\r
-    \r
-    private String resolveGeneratedTypePackageName(final SchemaPath schemaPath) {\r
-        final StringBuilder builder = new StringBuilder();\r
-        builder.append(basePackageName);\r
-        if ((schemaPath != null) && (schemaPath.getPath() != null)) {\r
-            final List<QName> pathToNode = schemaPath.getPath();\r
-            final int traversalSteps = (pathToNode.size() - 1); \r
-            for (int i = 0; i < traversalSteps; ++i) {\r
-                builder.append(".");\r
-                String nodeLocalName = pathToNode.get(i).getLocalName();\r
-\r
-                // TODO: create method\r
-                nodeLocalName = nodeLocalName.replace(":", ".");\r
-                nodeLocalName = nodeLocalName.replace("-", ".");\r
-                builder.append(nodeLocalName);\r
-            }\r
-            return builder.toString();\r
-        }\r
-        return null;\r
-    }\r
-\r
-    private GeneratedType containerToGenType(ContainerSchemaNode container) {\r
-        if (container == null) {\r
-            return null;\r
-        }\r
-        final Set<DataSchemaNode> schemaNodes = container.getChildNodes();\r
-        final GeneratedTypeBuilder typeBuilder = addRawInterfaceDefinition(container);\r
-\r
-        for (final DataSchemaNode node : schemaNodes) {\r
-            if (node instanceof LeafSchemaNode) {\r
-                resolveLeafSchemaNodeAsMethod(typeBuilder,\r
-                        (LeafSchemaNode) node);\r
-            } else if (node instanceof LeafListSchemaNode) {\r
-                resolveLeafListSchemaNode(typeBuilder,\r
-                        (LeafListSchemaNode) node);\r
-\r
-            } else if (node instanceof ContainerSchemaNode) {\r
-                resolveContainerSchemaNode(typeBuilder,\r
-                        (ContainerSchemaNode) node);\r
-            } else if (node instanceof ListSchemaNode) {\r
-                resolveListSchemaNode(typeBuilder, (ListSchemaNode) node);\r
-            }\r
-        }\r
-        return typeBuilder.toInstance();\r
-    }\r
-\r
-    private boolean resolveLeafSchemaNodeAsMethod(\r
-            final GeneratedTypeBuilder typeBuilder, final LeafSchemaNode leaf) {\r
-        if ((leaf != null) && (typeBuilder != null)) {\r
-            final String leafName = leaf.getQName().getLocalName();\r
-            String leafDesc = leaf.getDescription();\r
-            if (leafDesc == null) {\r
-                leafDesc = "";\r
-            }\r
-\r
-            if (leafName != null) {\r
-                final TypeDefinition<?> typeDef = leaf.getType();\r
-                final Type javaType = typeProvider\r
-                        .javaTypeForSchemaDefinitionType(typeDef);\r
-\r
-                constructGetter(typeBuilder, leafName, leafDesc, javaType);\r
-                if (!leaf.isConfiguration()) {\r
-                    constructSetter(typeBuilder, leafName, leafDesc, javaType);\r
-                }\r
-                return true;\r
-            }\r
-        }\r
-        return false;\r
-    }\r
-\r
-    private boolean resolveLeafSchemaNodeAsProperty(\r
-            final GeneratedTOBuilder toBuilder, final LeafSchemaNode leaf,\r
-            boolean isReadOnly) {\r
-        if ((leaf != null) && (toBuilder != null)) {\r
-            final String leafName = leaf.getQName().getLocalName();\r
-            String leafDesc = leaf.getDescription();\r
-            if (leafDesc == null) {\r
-                leafDesc = "";\r
-            }\r
-\r
-            if (leafName != null) {\r
-                final TypeDefinition<?> typeDef = leaf.getType();\r
-                \r
-                //TODO: properly resolve enum types\r
-                final Type javaType = typeProvider\r
-                        .javaTypeForSchemaDefinitionType(typeDef);\r
-\r
-                final GeneratedPropertyBuilder propBuilder = toBuilder\r
-                        .addProperty(CodeGeneratorHelper\r
-                                .parseToClassName(leafName));\r
-\r
-                propBuilder.setReadOnly(isReadOnly);\r
-                propBuilder.addReturnType(javaType);\r
-                propBuilder.addComment(leafDesc);\r
-\r
-                toBuilder.addEqualsIdentity(propBuilder);\r
-                toBuilder.addHashIdentity(propBuilder);\r
-                toBuilder.addToStringProperty(propBuilder);\r
-\r
-                return true;\r
-            }\r
-        }\r
-        return false;\r
-    }\r
-\r
-    private boolean resolveLeafListSchemaNode(\r
-            final GeneratedTypeBuilder typeBuilder,\r
-            final LeafListSchemaNode node) {\r
-        if ((node != null) && (typeBuilder != null)) {\r
-            final String nodeName = node.getQName().getLocalName();\r
-            String nodeDesc = node.getDescription();\r
-            if (nodeDesc == null) {\r
-                nodeDesc = "";\r
-            }\r
-\r
-            if (nodeName != null) {\r
-                final TypeDefinition<?> type = node.getType();\r
-                final Type listType = Types.listTypeFor(typeProvider\r
-                        .javaTypeForSchemaDefinitionType(type));\r
-\r
-                constructGetter(typeBuilder, nodeName, nodeDesc, listType);\r
-                if (!node.isConfiguration()) {\r
-                    constructSetter(typeBuilder, nodeName, nodeDesc, listType);\r
-                }\r
-                return true;\r
-            }\r
-        }\r
-        return false;\r
-    }\r
-\r
-    private boolean resolveContainerSchemaNode(\r
-            final GeneratedTypeBuilder typeBuilder,\r
-            final ContainerSchemaNode node) {\r
-        if ((node != null) && (typeBuilder != null)) {\r
-            final String nodeName = node.getQName().getLocalName();\r
-\r
-            if (nodeName != null) {\r
-                final GeneratedTypeBuilder rawGenType = addRawInterfaceDefinition(node);\r
-                constructGetter(typeBuilder, nodeName, "", rawGenType);\r
-\r
-                return true;\r
-            }\r
-        }\r
-        return false;\r
-    }\r
-\r
-    private boolean resolveListSchemaNode(\r
-            final GeneratedTypeBuilder typeBuilder, final ListSchemaNode node) {\r
-        if ((node != null) && (typeBuilder != null)) {\r
-            final String nodeName = node.getQName().getLocalName();\r
-\r
-            if (nodeName != null) {\r
-                final GeneratedTypeBuilder rawGenType = addRawInterfaceDefinition(node);\r
-                constructGetter(typeBuilder, nodeName, "",\r
-                        Types.listTypeFor(rawGenType));\r
-                if (!node.isConfiguration()) {\r
-                    constructSetter(typeBuilder, nodeName, "",\r
-                            Types.listTypeFor(rawGenType));\r
-                }\r
-                return true;\r
-            }\r
-        }\r
-        return false;\r
-    }\r
-\r
-    private GeneratedTypeBuilder addRawInterfaceDefinition(\r
-            final DataSchemaNode schemaNode) {\r
-        if (schemaNode == null) {\r
-            return null;\r
-        }\r
-\r
-        final String packageName = resolveGeneratedTypePackageName(schemaNode\r
-                .getPath());\r
-        final String schemaNodeName = schemaNode.getQName().getLocalName();\r
-\r
-        if ((packageName != null) && (schemaNode != null)\r
-                && (schemaNodeName != null)) {\r
-            final String genTypeName = CodeGeneratorHelper\r
-                    .parseToClassName(schemaNodeName);\r
-            final GeneratedTypeBuilder newType = new GeneratedTypeBuilderImpl(\r
-                    packageName, genTypeName);\r
-\r
-            if (!genTypeBuilders.containsKey(packageName)) {\r
-                final Map<String, GeneratedTypeBuilder> builders = new HashMap<String, GeneratedTypeBuilder>();\r
-                builders.put(genTypeName, newType);\r
-                genTypeBuilders.put(packageName, builders);\r
-            } else {\r
-                final Map<String, GeneratedTypeBuilder> builders = genTypeBuilders\r
-                        .get(packageName);\r
-                if (!builders.containsKey(genTypeName)) {\r
-                    builders.put(genTypeName, newType);\r
-                }\r
-            }\r
-            return newType;\r
-        }\r
-        return null;\r
-    }\r
-\r
-    private String getterMethodName(final String methodName) {\r
-        final StringBuilder method = new StringBuilder();\r
-        method.append("get");\r
-        method.append(CodeGeneratorHelper.parseToClassName(methodName));\r
-        return method.toString();\r
-    }\r
-\r
-    private String setterMethodName(final String methodName) {\r
-        final StringBuilder method = new StringBuilder();\r
-        method.append("set");\r
-        method.append(CodeGeneratorHelper.parseToClassName(methodName));\r
-        return method.toString();\r
-    }\r
-\r
-    private MethodSignatureBuilder constructGetter(\r
-            final GeneratedTypeBuilder interfaceBuilder,\r
-            final String schemaNodeName, final String comment,\r
-            final Type returnType) {\r
-        final MethodSignatureBuilder getMethod = interfaceBuilder\r
-                .addMethod(getterMethodName(schemaNodeName));\r
-\r
-        getMethod.addComment(comment);\r
-        getMethod.addReturnType(returnType);\r
-\r
-        return getMethod;\r
-    }\r
-\r
-    private MethodSignatureBuilder constructSetter(\r
-            final GeneratedTypeBuilder interfaceBuilder,\r
-            final String schemaNodeName, final String comment,\r
-            final Type parameterType) {\r
-        final MethodSignatureBuilder setMethod = interfaceBuilder\r
-                .addMethod(setterMethodName(schemaNodeName));\r
-\r
-        setMethod.addComment(comment);\r
-        setMethod.addParameter(parameterType,\r
-                CodeGeneratorHelper.parseToParamName(schemaNodeName));\r
-        setMethod.addReturnType(Types.voidType());\r
-\r
-        return setMethod;\r
-    }\r
-\r
-    private String resolveBasePackageName(final URI moduleNamespace,\r
-            final String yangVersion) {\r
-        final StringBuilder packageNameBuilder = new StringBuilder();\r
-\r
-        packageNameBuilder.append("org.opendaylight.yang.gen.v");\r
-        packageNameBuilder.append(yangVersion);\r
-        packageNameBuilder.append(".rev");\r
-        packageNameBuilder.append(calendar.get(Calendar.YEAR));\r
-        packageNameBuilder.append((calendar.get(Calendar.MONTH) + 1));\r
-        packageNameBuilder.append(calendar.get(Calendar.DAY_OF_MONTH));\r
-        packageNameBuilder.append(".");\r
-\r
-        String namespace = moduleNamespace.toString();\r
-        namespace = namespace.replace(":", ".");\r
-        namespace = namespace.replace("-", ".");\r
-\r
-        packageNameBuilder.append(namespace);\r
-\r
-        return packageNameBuilder.toString();\r
-    }\r
-\r
-    private List<Type> listToGenType(final ListSchemaNode list) {\r
-        if (list == null) {\r
-            return null;\r
-        }\r
-        final GeneratedTypeBuilder typeBuilder = resolveListTypeBuilder(list);\r
-        final List<String> listKeys = listKeys(list);\r
-        GeneratedTOBuilder genTOBuilder = null;\r
-        if (listKeys.size() > 0) {\r
-            genTOBuilder = resolveListKey(list);\r
-        }\r
-\r
-        final Set<DataSchemaNode> schemaNodes = list.getChildNodes();\r
-        for (final DataSchemaNode node : schemaNodes) {\r
-\r
-            if (node instanceof LeafSchemaNode) {\r
-                final LeafSchemaNode leaf = (LeafSchemaNode) node;\r
-                if (!isPartOfListKey(leaf, listKeys)) {\r
-                    resolveLeafSchemaNodeAsMethod(typeBuilder, leaf);\r
-                } else {\r
-                    resolveLeafSchemaNodeAsProperty(genTOBuilder, leaf, true);\r
-                }\r
-            } else if (node instanceof LeafListSchemaNode) {\r
-                resolveLeafListSchemaNode(typeBuilder,\r
-                        (LeafListSchemaNode) node);\r
-            } else if (node instanceof ContainerSchemaNode) {\r
-                resolveContainerSchemaNode(typeBuilder,\r
-                        (ContainerSchemaNode) node);\r
-            } else if (node instanceof ListSchemaNode) {\r
-                resolveListSchemaNode(typeBuilder, (ListSchemaNode) node);\r
-            }\r
-        }\r
-\r
-        final List<Type> genTypes = new ArrayList<Type>();\r
-        if (genTOBuilder != null) {\r
-            final GeneratedTransferObject genTO = genTOBuilder.toInstance();\r
-            constructGetter(typeBuilder, genTO.getName(), "Returns Primary Key of Yang List Type", genTO);\r
-            genTypes.add(genTO);\r
-        }\r
-        genTypes.add(typeBuilder.toInstance());\r
-        return genTypes;\r
-    }\r
-\r
-    /**\r
-     * @param list\r
-     * @return\r
-     */\r
-    private GeneratedTOBuilder resolveListKey(final ListSchemaNode list) {\r
-        final String packageName = resolveGeneratedTypePackageName(list\r
-                .getPath());\r
-        final String listName = list.getQName().getLocalName() + "Key";\r
-\r
-        if ((packageName != null) && (list != null) && (listName != null)) {\r
-            final String genTOName = CodeGeneratorHelper\r
-                    .parseToClassName(listName);\r
-            final GeneratedTOBuilder newType = new GeneratedTOBuilderImpl(\r
-                    packageName, genTOName);\r
-\r
-            return newType;\r
-        }\r
-        return null;\r
-    }\r
-\r
-    private boolean isPartOfListKey(final LeafSchemaNode leaf,\r
-            final List<String> keys) {\r
-        if ((leaf != null) && (keys != null) && (leaf.getQName() != null)) {\r
-            final String leafName = leaf.getQName().getLocalName();\r
-            if (keys.contains(leafName)) {\r
-                return true;\r
-            }\r
-        }\r
-        return false;\r
-    }\r
-\r
-    private List<String> listKeys(final ListSchemaNode list) {\r
-        final List<String> listKeys = new ArrayList<String>();\r
-\r
-        if (list.getKeyDefinition() != null) {\r
-            final List<QName> keyDefinitions = list.getKeyDefinition();\r
-            \r
-            for (final QName keyDefinition : keyDefinitions) {\r
-                listKeys.add(keyDefinition.getLocalName());\r
-            }\r
-        }\r
-        return listKeys;\r
-    }\r
-\r
-    private GeneratedTypeBuilder resolveListTypeBuilder(\r
-            final ListSchemaNode list) {\r
-        final String packageName = resolveGeneratedTypePackageName(list\r
-                .getPath());\r
-        final String schemaNodeName = list.getQName().getLocalName();\r
-        final String genTypeName = CodeGeneratorHelper\r
-                .parseToClassName(schemaNodeName);\r
-\r
-        GeneratedTypeBuilder typeBuilder = null;\r
-        if (genTypeBuilders.containsKey(packageName)) {\r
-            final Map<String, GeneratedTypeBuilder> builders = new HashMap<String, GeneratedTypeBuilder>();\r
-            typeBuilder = builders.get(genTypeName);\r
-\r
-            if (null == typeBuilder) {\r
-                typeBuilder = addRawInterfaceDefinition(list);\r
-            }\r
-        }\r
-        return typeBuilder;\r
-    }\r
-\r
-    private void traverseModule(final Module module) {\r
-        final Set<DataSchemaNode> schemaNodes = module.getChildNodes();\r
-\r
-        for (DataSchemaNode node : schemaNodes) {\r
-            if (node instanceof ContainerSchemaNode) {\r
-                schemaContainers.add((ContainerSchemaNode) node);\r
-                traverse((ContainerSchemaNode) node);\r
-            }\r
-        }\r
-    }\r
-\r
-    private void traverse(final DataNodeContainer dataNode) {\r
-        if (!containChildDataNodeContainer(dataNode)) {\r
-            return;\r
-        }\r
-\r
-        final Set<DataSchemaNode> childs = dataNode.getChildNodes();\r
-        if (childs != null) {\r
-            for (DataSchemaNode childNode : childs) {\r
-                if (childNode instanceof ContainerSchemaNode) {\r
-                    final ContainerSchemaNode container = (ContainerSchemaNode) childNode;\r
-                    schemaContainers.add(container);\r
-                    traverse(container);\r
-                }\r
-\r
-                if (childNode instanceof ListSchemaNode) {\r
-                    final ListSchemaNode list = (ListSchemaNode) childNode;\r
-                    schemaLists.add(list);\r
-                    traverse(list);\r
-                }\r
-            }\r
-        }\r
-    }\r
-\r
-    /**\r
-     * Returns <code>true</code> if and only if the child node contain at least\r
-     * one child container schema node or child list schema node, otherwise will\r
-     * always returns <code>false</code>\r
-     * \r
-     * @param container\r
-     * @return <code>true</code> if and only if the child node contain at least\r
-     *         one child container schema node or child list schema node,\r
-     *         otherwise will always returns <code>false</code>\r
-     */\r
-    private boolean containChildDataNodeContainer(\r
-            final DataNodeContainer container) {\r
-        if (container != null) {\r
-            final Set<DataSchemaNode> childs = container.getChildNodes();\r
-            if ((childs != null) && (childs.size() > 0)) {\r
-                for (final DataSchemaNode childNode : childs) {\r
-                    if (childNode instanceof DataNodeContainer) {\r
-                        return true;\r
-                    }\r
-                }\r
-            }\r
-        }\r
-        return false;\r
-    }\r
-}\r
+/*
+ * 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.sal.binding.generator.impl;
+
+import java.net.URI;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Calendar;
+import java.util.GregorianCalendar;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import org.opendaylight.controller.binding.generator.util.CodeGeneratorHelper;
+import org.opendaylight.controller.binding.generator.util.Types;
+import org.opendaylight.controller.sal.binding.generator.api.BindingGenerator;
+import org.opendaylight.controller.sal.binding.generator.spi.TypeProvider;
+import org.opendaylight.controller.sal.binding.model.api.GeneratedTransferObject;
+import org.opendaylight.controller.sal.binding.model.api.GeneratedType;
+import org.opendaylight.controller.sal.binding.model.api.Type;
+import org.opendaylight.controller.sal.binding.model.api.type.builder.GeneratedPropertyBuilder;
+import org.opendaylight.controller.sal.binding.model.api.type.builder.GeneratedTOBuilder;
+import org.opendaylight.controller.sal.binding.model.api.type.builder.GeneratedTypeBuilder;
+import org.opendaylight.controller.sal.binding.model.api.type.builder.MethodSignatureBuilder;
+import org.opendaylight.controller.sal.binding.yang.types.TypeProviderImpl;
+import org.opendaylight.controller.yang.common.QName;
+import org.opendaylight.controller.yang.model.api.ContainerSchemaNode;
+import org.opendaylight.controller.yang.model.api.DataNodeContainer;
+import org.opendaylight.controller.yang.model.api.DataSchemaNode;
+import org.opendaylight.controller.yang.model.api.LeafListSchemaNode;
+import org.opendaylight.controller.yang.model.api.LeafSchemaNode;
+import org.opendaylight.controller.yang.model.api.ListSchemaNode;
+import org.opendaylight.controller.yang.model.api.Module;
+import org.opendaylight.controller.yang.model.api.SchemaContext;
+import org.opendaylight.controller.yang.model.api.SchemaPath;
+import org.opendaylight.controller.yang.model.api.TypeDefinition;
+
+public class BindingGeneratorImpl implements BindingGenerator {
+    
+    private static final String[] SET_VALUES = new String[] { "abstract",
+        "assert", "boolean", "break", "byte", "case", "catch", "char",
+        "class", "const", "continue", "default", "double", "do", "else",
+        "enum", "extends", "false", "final", "finally", "float", "for",
+        "goto", "if", "implements", "import", "instanceof", "int",
+        "interface", "long", "native", "new", "null", "package", "private",
+        "protected", "public", "return", "short", "static", "strictfp",
+        "super", "switch", "synchronized", "this", "throw", "throws",
+        "transient", "true", "try", "void", "volatile", "while" };
+
+    public static final Set<String> JAVA_RESERVED_WORDS = new HashSet<String>(
+            Arrays.asList(SET_VALUES));
+    
+    private static Calendar calendar = new GregorianCalendar();
+    private Map<String, Map<String, GeneratedTypeBuilder>> genTypeBuilders;
+    private List<ContainerSchemaNode> schemaContainers;
+    private List<ListSchemaNode> schemaLists;
+    private TypeProvider typeProvider;
+    private String basePackageName;
+
+    public BindingGeneratorImpl() {
+        super();
+    }
+    
+    private static String validatePackage(final String packageName) {
+        if (packageName != null) {
+            final String[] packNameParts = packageName.split("\\.");
+            if (packNameParts != null) {
+                final StringBuilder builder = new StringBuilder();
+                for (int i = 0; i < packNameParts.length; ++i) {
+                    if (JAVA_RESERVED_WORDS.contains(packNameParts[i])) {
+                        packNameParts[i] = "_" + packNameParts[i];
+                    } 
+                    if (i > 0) {
+                        builder.append(".");
+                    }
+                    builder.append(packNameParts[i]);
+                }
+                return builder.toString();
+            }
+        }
+        return packageName;
+    }
+    
+    @Override
+    public List<Type> generateTypes(final SchemaContext context) {
+        final List<Type> genTypes = new ArrayList<Type>();
+        
+        typeProvider = new TypeProviderImpl(context);
+        if (context != null) {
+            final Set<Module> modules = context.getModules();
+            
+            if (modules != null) {
+                for (final Module module : modules) {
+                    genTypeBuilders = new HashMap<String, Map<String, GeneratedTypeBuilder>>();
+                    schemaContainers = new ArrayList<ContainerSchemaNode>();
+                    schemaLists = new ArrayList<ListSchemaNode>();
+                    
+                    basePackageName = resolveBasePackageName(module.getNamespace(),
+                            module.getYangVersion());
+
+                    traverseModule(module);
+                    if (schemaContainers.size() > 0) {
+                        for (final ContainerSchemaNode container : schemaContainers) {
+                            genTypes.add(containerToGenType(container));
+                        }
+                    }
+
+                    if (schemaLists.size() > 0) {
+                        for (final ListSchemaNode list : schemaLists) {
+                            genTypes.addAll(listToGenType(list));
+                        }
+                    }
+                }
+            }
+        }
+
+        return genTypes;
+    }
+    
+    private String resolveGeneratedTypePackageName(final SchemaPath schemaPath) {
+        final StringBuilder builder = new StringBuilder();
+        builder.append(basePackageName);
+        if ((schemaPath != null) && (schemaPath.getPath() != null)) {
+            final List<QName> pathToNode = schemaPath.getPath();
+            final int traversalSteps = (pathToNode.size() - 1); 
+            for (int i = 0; i < traversalSteps; ++i) {
+                builder.append(".");
+                String nodeLocalName = pathToNode.get(i).getLocalName();
+                
+                // TODO: create method
+                nodeLocalName = nodeLocalName.replace(":", ".");
+                nodeLocalName = nodeLocalName.replace("-", ".");
+                builder.append(nodeLocalName);
+            }
+            return validatePackage(builder.toString());
+        }
+        return null;
+    }
+
+    private GeneratedType containerToGenType(ContainerSchemaNode container) {
+        if (container == null) {
+            return null;
+        }
+        final Set<DataSchemaNode> schemaNodes = container.getChildNodes();
+        final GeneratedTypeBuilder typeBuilder = addRawInterfaceDefinition(container);
+
+        for (final DataSchemaNode node : schemaNodes) {
+            if (node instanceof LeafSchemaNode) {
+                resolveLeafSchemaNodeAsMethod(typeBuilder,
+                        (LeafSchemaNode) node);
+            } else if (node instanceof LeafListSchemaNode) {
+                resolveLeafListSchemaNode(typeBuilder,
+                        (LeafListSchemaNode) node);
+
+            } else if (node instanceof ContainerSchemaNode) {
+                resolveContainerSchemaNode(typeBuilder,
+                        (ContainerSchemaNode) node);
+            } else if (node instanceof ListSchemaNode) {
+                resolveListSchemaNode(typeBuilder, (ListSchemaNode) node);
+            }
+        }
+        return typeBuilder.toInstance();
+    }
+
+    private boolean resolveLeafSchemaNodeAsMethod(
+            final GeneratedTypeBuilder typeBuilder, final LeafSchemaNode leaf) {
+        if ((leaf != null) && (typeBuilder != null)) {
+            final String leafName = leaf.getQName().getLocalName();
+            String leafDesc = leaf.getDescription();
+            if (leafDesc == null) {
+                leafDesc = "";
+            }
+
+            if (leafName != null) {
+                final TypeDefinition<?> typeDef = leaf.getType();
+                final Type javaType = typeProvider
+                        .javaTypeForSchemaDefinitionType(typeDef);
+
+                constructGetter(typeBuilder, leafName, leafDesc, javaType);
+                if (!leaf.isConfiguration()) {
+                    constructSetter(typeBuilder, leafName, leafDesc, javaType);
+                }
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private boolean resolveLeafSchemaNodeAsProperty(
+            final GeneratedTOBuilder toBuilder, final LeafSchemaNode leaf,
+            boolean isReadOnly) {
+        if ((leaf != null) && (toBuilder != null)) {
+            final String leafName = leaf.getQName().getLocalName();
+            String leafDesc = leaf.getDescription();
+            if (leafDesc == null) {
+                leafDesc = "";
+            }
+
+            if (leafName != null) {
+                final TypeDefinition<?> typeDef = leaf.getType();
+                
+                //TODO: properly resolve enum types
+                final Type javaType = typeProvider
+                        .javaTypeForSchemaDefinitionType(typeDef);
+
+                final GeneratedPropertyBuilder propBuilder = toBuilder
+                        .addProperty(CodeGeneratorHelper
+                                .parseToClassName(leafName));
+
+                propBuilder.setReadOnly(isReadOnly);
+                propBuilder.addReturnType(javaType);
+                propBuilder.addComment(leafDesc);
+
+                toBuilder.addEqualsIdentity(propBuilder);
+                toBuilder.addHashIdentity(propBuilder);
+                toBuilder.addToStringProperty(propBuilder);
+
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private boolean resolveLeafListSchemaNode(
+            final GeneratedTypeBuilder typeBuilder,
+            final LeafListSchemaNode node) {
+        if ((node != null) && (typeBuilder != null)) {
+            final String nodeName = node.getQName().getLocalName();
+            String nodeDesc = node.getDescription();
+            if (nodeDesc == null) {
+                nodeDesc = "";
+            }
+
+            if (nodeName != null) {
+                final TypeDefinition<?> type = node.getType();
+                final Type listType = Types.listTypeFor(typeProvider
+                        .javaTypeForSchemaDefinitionType(type));
+
+                constructGetter(typeBuilder, nodeName, nodeDesc, listType);
+                if (!node.isConfiguration()) {
+                    constructSetter(typeBuilder, nodeName, nodeDesc, listType);
+                }
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private boolean resolveContainerSchemaNode(
+            final GeneratedTypeBuilder typeBuilder,
+            final ContainerSchemaNode node) {
+        if ((node != null) && (typeBuilder != null)) {
+            final String nodeName = node.getQName().getLocalName();
+
+            if (nodeName != null) {
+                final GeneratedTypeBuilder rawGenType = addRawInterfaceDefinition(node);
+                constructGetter(typeBuilder, nodeName, "", rawGenType);
+
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private boolean resolveListSchemaNode(
+            final GeneratedTypeBuilder typeBuilder, final ListSchemaNode node) {
+        if ((node != null) && (typeBuilder != null)) {
+            final String nodeName = node.getQName().getLocalName();
+
+            if (nodeName != null) {
+                final GeneratedTypeBuilder rawGenType = addRawInterfaceDefinition(node);
+                constructGetter(typeBuilder, nodeName, "",
+                        Types.listTypeFor(rawGenType));
+                if (!node.isConfiguration()) {
+                    constructSetter(typeBuilder, nodeName, "",
+                            Types.listTypeFor(rawGenType));
+                }
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private GeneratedTypeBuilder addRawInterfaceDefinition(
+            final DataSchemaNode schemaNode) {
+        if (schemaNode == null) {
+            return null;
+        }
+
+        final String packageName = resolveGeneratedTypePackageName(schemaNode
+                .getPath());
+        final String schemaNodeName = schemaNode.getQName().getLocalName();
+
+        if ((packageName != null) && (schemaNode != null)
+                && (schemaNodeName != null)) {
+            final String genTypeName = CodeGeneratorHelper
+                    .parseToClassName(schemaNodeName);
+            final GeneratedTypeBuilder newType = new GeneratedTypeBuilderImpl(
+                    packageName, genTypeName);
+
+            if (!genTypeBuilders.containsKey(packageName)) {
+                final Map<String, GeneratedTypeBuilder> builders = new HashMap<String, GeneratedTypeBuilder>();
+                builders.put(genTypeName, newType);
+                genTypeBuilders.put(packageName, builders);
+            } else {
+                final Map<String, GeneratedTypeBuilder> builders = genTypeBuilders
+                        .get(packageName);
+                if (!builders.containsKey(genTypeName)) {
+                    builders.put(genTypeName, newType);
+                }
+            }
+            return newType;
+        }
+        return null;
+    }
+
+    private String getterMethodName(final String methodName) {
+        final StringBuilder method = new StringBuilder();
+        method.append("get");
+        method.append(CodeGeneratorHelper.parseToClassName(methodName));
+        return method.toString();
+    }
+
+    private String setterMethodName(final String methodName) {
+        final StringBuilder method = new StringBuilder();
+        method.append("set");
+        method.append(CodeGeneratorHelper.parseToClassName(methodName));
+        return method.toString();
+    }
+
+    private MethodSignatureBuilder constructGetter(
+            final GeneratedTypeBuilder interfaceBuilder,
+            final String schemaNodeName, final String comment,
+            final Type returnType) {
+        final MethodSignatureBuilder getMethod = interfaceBuilder
+                .addMethod(getterMethodName(schemaNodeName));
+
+        getMethod.addComment(comment);
+        getMethod.addReturnType(returnType);
+
+        return getMethod;
+    }
+
+    private MethodSignatureBuilder constructSetter(
+            final GeneratedTypeBuilder interfaceBuilder,
+            final String schemaNodeName, final String comment,
+            final Type parameterType) {
+        final MethodSignatureBuilder setMethod = interfaceBuilder
+                .addMethod(setterMethodName(schemaNodeName));
+
+        setMethod.addComment(comment);
+        setMethod.addParameter(parameterType,
+                CodeGeneratorHelper.parseToParamName(schemaNodeName));
+        setMethod.addReturnType(Types.voidType());
+
+        return setMethod;
+    }
+
+    private String resolveBasePackageName(final URI moduleNamespace,
+            final String yangVersion) {
+        final StringBuilder packageNameBuilder = new StringBuilder();
+
+        packageNameBuilder.append("org.opendaylight.yang.gen.v");
+        packageNameBuilder.append(yangVersion);
+        packageNameBuilder.append(".rev");
+        packageNameBuilder.append(calendar.get(Calendar.YEAR));
+        packageNameBuilder.append((calendar.get(Calendar.MONTH) + 1));
+        packageNameBuilder.append(calendar.get(Calendar.DAY_OF_MONTH));
+        packageNameBuilder.append(".");
+
+        String namespace = moduleNamespace.toString();
+        namespace = namespace.replace(":", ".");
+        namespace = namespace.replace("-", ".");
+
+        packageNameBuilder.append(namespace);
+
+        return packageNameBuilder.toString();
+    }
+
+    private List<Type> listToGenType(final ListSchemaNode list) {
+        if (list == null) {
+            return null;
+        }
+        final GeneratedTypeBuilder typeBuilder = resolveListTypeBuilder(list);
+        final List<String> listKeys = listKeys(list);
+        GeneratedTOBuilder genTOBuilder = null;
+        if (listKeys.size() > 0) {
+            genTOBuilder = resolveListKey(list);
+        }
+
+        final Set<DataSchemaNode> schemaNodes = list.getChildNodes();
+        for (final DataSchemaNode node : schemaNodes) {
+
+            if (node instanceof LeafSchemaNode) {
+                final LeafSchemaNode leaf = (LeafSchemaNode) node;
+                if (!isPartOfListKey(leaf, listKeys)) {
+                    resolveLeafSchemaNodeAsMethod(typeBuilder, leaf);
+                } else {
+                    resolveLeafSchemaNodeAsProperty(genTOBuilder, leaf, true);
+                }
+            } else if (node instanceof LeafListSchemaNode) {
+                resolveLeafListSchemaNode(typeBuilder,
+                        (LeafListSchemaNode) node);
+            } else if (node instanceof ContainerSchemaNode) {
+                resolveContainerSchemaNode(typeBuilder,
+                        (ContainerSchemaNode) node);
+            } else if (node instanceof ListSchemaNode) {
+                resolveListSchemaNode(typeBuilder, (ListSchemaNode) node);
+            }
+        }
+
+        final List<Type> genTypes = new ArrayList<Type>();
+        if (genTOBuilder != null) {
+            final GeneratedTransferObject genTO = genTOBuilder.toInstance();
+            constructGetter(typeBuilder, genTO.getName(), "Returns Primary Key of Yang List Type", genTO);
+            genTypes.add(genTO);
+        }
+        genTypes.add(typeBuilder.toInstance());
+        return genTypes;
+    }
+
+    /**
+     * @param list
+     * @return
+     */
+    private GeneratedTOBuilder resolveListKey(final ListSchemaNode list) {
+        final String packageName = resolveGeneratedTypePackageName(list
+                .getPath());
+        final String listName = list.getQName().getLocalName() + "Key";
+
+        if ((packageName != null) && (list != null) && (listName != null)) {
+            final String genTOName = CodeGeneratorHelper
+                    .parseToClassName(listName);
+            final GeneratedTOBuilder newType = new GeneratedTOBuilderImpl(
+                    packageName, genTOName);
+
+            return newType;
+        }
+        return null;
+    }
+
+    private boolean isPartOfListKey(final LeafSchemaNode leaf,
+            final List<String> keys) {
+        if ((leaf != null) && (keys != null) && (leaf.getQName() != null)) {
+            final String leafName = leaf.getQName().getLocalName();
+            if (keys.contains(leafName)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private List<String> listKeys(final ListSchemaNode list) {
+        final List<String> listKeys = new ArrayList<String>();
+
+        if (list.getKeyDefinition() != null) {
+            final List<QName> keyDefinitions = list.getKeyDefinition();
+            
+            for (final QName keyDefinition : keyDefinitions) {
+                listKeys.add(keyDefinition.getLocalName());
+            }
+        }
+        return listKeys;
+    }
+
+    private GeneratedTypeBuilder resolveListTypeBuilder(
+            final ListSchemaNode list) {
+        final String packageName = resolveGeneratedTypePackageName(list
+                .getPath());
+        final String schemaNodeName = list.getQName().getLocalName();
+        final String genTypeName = CodeGeneratorHelper
+                .parseToClassName(schemaNodeName);
+
+        GeneratedTypeBuilder typeBuilder = null;
+        if (genTypeBuilders.containsKey(packageName)) {
+            final Map<String, GeneratedTypeBuilder> builders = new HashMap<String, GeneratedTypeBuilder>();
+            typeBuilder = builders.get(genTypeName);
+
+            if (null == typeBuilder) {
+                typeBuilder = addRawInterfaceDefinition(list);
+            }
+        }
+        return typeBuilder;
+    }
+
+    private void traverseModule(final Module module) {
+        final Set<DataSchemaNode> schemaNodes = module.getChildNodes();
+
+        for (DataSchemaNode node : schemaNodes) {
+            if (node instanceof ContainerSchemaNode) {
+                schemaContainers.add((ContainerSchemaNode) node);
+                traverse((ContainerSchemaNode) node);
+            }
+        }
+    }
+
+    private void traverse(final DataNodeContainer dataNode) {
+        if (!containChildDataNodeContainer(dataNode)) {
+            return;
+        }
+
+        final Set<DataSchemaNode> childs = dataNode.getChildNodes();
+        if (childs != null) {
+            for (DataSchemaNode childNode : childs) {
+                if (childNode instanceof ContainerSchemaNode) {
+                    final ContainerSchemaNode container = (ContainerSchemaNode) childNode;
+                    schemaContainers.add(container);
+                    traverse(container);
+                }
+
+                if (childNode instanceof ListSchemaNode) {
+                    final ListSchemaNode list = (ListSchemaNode) childNode;
+                    schemaLists.add(list);
+                    traverse(list);
+                }
+            }
+        }
+    }
+
+    /**
+     * Returns <code>true</code> if and only if the child node contain at least
+     * one child container schema node or child list schema node, otherwise will
+     * always returns <code>false</code>
+     * 
+     * @param container
+     * @return <code>true</code> if and only if the child node contain at least
+     *         one child container schema node or child list schema node,
+     *         otherwise will always returns <code>false</code>
+     */
+    private boolean containChildDataNodeContainer(
+            final DataNodeContainer container) {
+        if (container != null) {
+            final Set<DataSchemaNode> childs = container.getChildNodes();
+            if ((childs != null) && (childs.size() > 0)) {
+                for (final DataSchemaNode childNode : childs) {
+                    if (childNode instanceof DataNodeContainer) {
+                        return true;
+                    }
+                }
+            }
+        }
+        return false;
+    }
+}