YANG Translator optimization
Change-Id: Ie6a6b9d371a4fc5fd973cf56d6f3c7b44a3146ba
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaAugment.java b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaAugment.java
new file mode 100644
index 0000000..329d934
--- /dev/null
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaAugment.java
@@ -0,0 +1,181 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.yangutils.translator.tojava.javamodel;
+
+import java.io.IOException;
+
+import org.onosproject.yangutils.datamodel.YangAugment;
+import org.onosproject.yangutils.translator.tojava.HasJavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.HasJavaImportData;
+import org.onosproject.yangutils.translator.tojava.HasTempJavaCodeFragmentFiles;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGenerator;
+import org.onosproject.yangutils.translator.tojava.JavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.JavaImportData;
+import org.onosproject.yangutils.translator.tojava.TempJavaCodeFragmentFiles;
+
+import static org.onosproject.yangutils.translator.tojava.GeneratedJavaFileType.GENERATE_INTERFACE_WITH_BUILDER;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCamelCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCaptialCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCurNodePackage;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getPackageDirPathFromJavaJPackage;
+import static org.onosproject.yangutils.utils.io.impl.YangIoUtils.getAbsolutePackagePath;
+
+/**
+ * Augment information extended to support java code generation.
+ */
+public class YangJavaAugment extends YangAugment
+ implements JavaCodeGenerator, HasJavaFileInfo,
+ HasJavaImportData, HasTempJavaCodeFragmentFiles {
+
+ /**
+ * Contains the information of the java file being generated.
+ */
+ private JavaFileInfo javaFileInfo;
+
+ /**
+ * Contains information of the imports to be inserted in the java file
+ * generated.
+ */
+ private JavaImportData javaImportData;
+
+ /**
+ * File handle to maintain temporary java code fragments as per the code
+ * snippet types.
+ */
+ private TempJavaCodeFragmentFiles tempFileHandle;
+
+ /**
+ * Default constructor.
+ */
+ public YangJavaAugment() {
+ super();
+ setJavaFileInfo(new JavaFileInfo());
+ setJavaImportData(new JavaImportData());
+ getJavaFileInfo().setGeneratedFileTypes(GENERATE_INTERFACE_WITH_BUILDER);
+ }
+
+ /**
+ * Get the generated java file information.
+ *
+ * @return generated java file information
+ */
+ @Override
+ public JavaFileInfo getJavaFileInfo() {
+
+ if (javaFileInfo == null) {
+ throw new RuntimeException("Missing java info in java datamodel node");
+ }
+ return javaFileInfo;
+ }
+
+ /**
+ * Set the java file info object.
+ *
+ * @param javaInfo java file info object
+ */
+ @Override
+ public void setJavaFileInfo(JavaFileInfo javaInfo) {
+
+ javaFileInfo = javaInfo;
+ }
+
+ /**
+ * Get the data of java imports to be included in generated file.
+ *
+ * @return data of java imports to be included in generated file
+ */
+ @Override
+ public JavaImportData getJavaImportData() {
+
+ return javaImportData;
+ }
+
+ /**
+ * Set the data of java imports to be included in generated file.
+ *
+ * @param javaImportData data of java imports to be included in generated
+ * file
+ */
+ @Override
+ public void setJavaImportData(JavaImportData javaImportData) {
+
+ this.javaImportData = javaImportData;
+ }
+
+ /**
+ * Get the temporary file handle.
+ *
+ * @return temporary file handle
+ */
+ @Override
+ public TempJavaCodeFragmentFiles getTempJavaCodeFragmentFiles() {
+
+ if (tempFileHandle == null) {
+ throw new RuntimeException("missing temp file hand for current node "
+ + getJavaFileInfo().getJavaName());
+ }
+ return tempFileHandle;
+ }
+
+ /**
+ * Set temporary file handle.
+ *
+ * @param fileHandle temporary file handle
+ */
+ @Override
+ public void setTempJavaCodeFragmentFiles(TempJavaCodeFragmentFiles fileHandle) {
+
+ tempFileHandle = fileHandle;
+ }
+
+ /**
+ * Prepare the information for java code generation corresponding to YANG
+ * augment info.
+ *
+ * @param codeGenDir code generation directory
+ * @throws IOException IO operation fail
+ */
+ @Override
+ public void generateCodeEntry(String codeGenDir) throws IOException {
+
+ getJavaFileInfo().setJavaName(getCaptialCase(getCamelCase(getName())));
+ getJavaFileInfo().setPackage(getCurNodePackage(this));
+ getJavaFileInfo().setPackageFilePath(
+ getPackageDirPathFromJavaJPackage(getJavaFileInfo().getPackage()));
+ getJavaFileInfo().setBaseCodeGenPath(codeGenDir);
+
+ String absloutePath = getAbsolutePackagePath(
+ getJavaFileInfo().getBaseCodeGenPath(),
+ getJavaFileInfo().getPackageFilePath());
+
+ setTempJavaCodeFragmentFiles(new TempJavaCodeFragmentFiles(
+ getJavaFileInfo().getGeneratedFileTypes(), absloutePath,
+ getJavaFileInfo().getJavaName()));
+
+ getTempJavaCodeFragmentFiles().addCurNodeLeavesInfoToTempFiles(this);
+
+ getTempJavaCodeFragmentFiles().addCurNodeInfoInParentTempFile(this, false);
+ }
+
+ /**
+ * Create a java file using the YANG grouping info.
+ */
+ @Override
+ public void generateCodeExit() {
+ // TODO Auto-generated method stub
+
+ }
+}
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaCase.java b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaCase.java
new file mode 100644
index 0000000..739119e
--- /dev/null
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaCase.java
@@ -0,0 +1,181 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.yangutils.translator.tojava.javamodel;
+
+import java.io.IOException;
+
+import org.onosproject.yangutils.datamodel.YangCase;
+import org.onosproject.yangutils.translator.tojava.HasJavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.HasJavaImportData;
+import org.onosproject.yangutils.translator.tojava.HasTempJavaCodeFragmentFiles;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGenerator;
+import org.onosproject.yangutils.translator.tojava.JavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.JavaImportData;
+import org.onosproject.yangutils.translator.tojava.TempJavaCodeFragmentFiles;
+
+import static org.onosproject.yangutils.translator.tojava.GeneratedJavaFileType.GENERATE_INTERFACE_WITH_BUILDER;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCamelCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCaptialCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCurNodePackage;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getPackageDirPathFromJavaJPackage;
+import static org.onosproject.yangutils.utils.io.impl.YangIoUtils.getAbsolutePackagePath;
+
+/**
+ * Case information extended to support java code generation.
+ */
+public class YangJavaCase extends YangCase
+ implements JavaCodeGenerator, HasJavaFileInfo,
+ HasJavaImportData, HasTempJavaCodeFragmentFiles {
+
+ /**
+ * Contains the information of the java file being generated.
+ */
+ private JavaFileInfo javaFileInfo;
+
+ /**
+ * Contains information of the imports to be inserted in the java file
+ * generated.
+ */
+ private JavaImportData javaImportData;
+
+ /**
+ * File handle to maintain temporary java code fragments as per the code
+ * snippet types.
+ */
+ private TempJavaCodeFragmentFiles tempFileHandle;
+
+ /**
+ * Default constructor.
+ */
+ public YangJavaCase() {
+ super();
+ setJavaFileInfo(new JavaFileInfo());
+ setJavaImportData(new JavaImportData());
+ getJavaFileInfo().setGeneratedFileTypes(GENERATE_INTERFACE_WITH_BUILDER);
+ }
+
+ /**
+ * Get the generated java file information.
+ *
+ * @return generated java file information
+ */
+ @Override
+ public JavaFileInfo getJavaFileInfo() {
+
+ if (javaFileInfo == null) {
+ throw new RuntimeException("Missing java info in java datamodel node");
+ }
+ return javaFileInfo;
+ }
+
+ /**
+ * Set the java file info object.
+ *
+ * @param javaInfo java file info object
+ */
+ @Override
+ public void setJavaFileInfo(JavaFileInfo javaInfo) {
+
+ javaFileInfo = javaInfo;
+ }
+
+ /**
+ * Get the data of java imports to be included in generated file.
+ *
+ * @return data of java imports to be included in generated file
+ */
+ @Override
+ public JavaImportData getJavaImportData() {
+
+ return javaImportData;
+ }
+
+ /**
+ * Set the data of java imports to be included in generated file.
+ *
+ * @param javaImportData data of java imports to be included in generated
+ * file
+ */
+ @Override
+ public void setJavaImportData(JavaImportData javaImportData) {
+
+ this.javaImportData = javaImportData;
+ }
+
+ /**
+ * Get the temporary file handle.
+ *
+ * @return temporary file handle
+ */
+ @Override
+ public TempJavaCodeFragmentFiles getTempJavaCodeFragmentFiles() {
+
+ if (tempFileHandle == null) {
+ throw new RuntimeException("missing temp file hand for current node "
+ + getJavaFileInfo().getJavaName());
+ }
+ return tempFileHandle;
+ }
+
+ /**
+ * Set temporary file handle.
+ *
+ * @param fileHandle temporary file handle
+ */
+ @Override
+ public void setTempJavaCodeFragmentFiles(TempJavaCodeFragmentFiles fileHandle) {
+
+ tempFileHandle = fileHandle;
+ }
+
+ /**
+ * Prepare the information for java code generation corresponding to YANG
+ * case info.
+ *
+ * @param codeGenDir code generation directory
+ * @throws IOException IO operation fail
+ */
+ @Override
+ public void generateCodeEntry(String codeGenDir) throws IOException {
+
+ getJavaFileInfo().setJavaName(getCaptialCase(getCamelCase(getName())));
+ getJavaFileInfo().setPackage(getCurNodePackage(this));
+ getJavaFileInfo().setPackageFilePath(
+ getPackageDirPathFromJavaJPackage(getJavaFileInfo().getPackage()));
+ getJavaFileInfo().setBaseCodeGenPath(codeGenDir);
+
+ String absloutePath = getAbsolutePackagePath(
+ getJavaFileInfo().getBaseCodeGenPath(),
+ getJavaFileInfo().getPackageFilePath());
+
+ setTempJavaCodeFragmentFiles(new TempJavaCodeFragmentFiles(
+ getJavaFileInfo().getGeneratedFileTypes(), absloutePath,
+ getJavaFileInfo().getJavaName()));
+
+ getTempJavaCodeFragmentFiles().addCurNodeLeavesInfoToTempFiles(this);
+
+ getTempJavaCodeFragmentFiles().addCurNodeInfoInParentTempFile(this, false);
+ }
+
+ /**
+ * Create a java file using the YANG grouping info.
+ */
+ @Override
+ public void generateCodeExit() {
+ // TODO Auto-generated method stub
+
+ }
+}
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaChoice.java b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaChoice.java
new file mode 100644
index 0000000..50c04ed
--- /dev/null
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaChoice.java
@@ -0,0 +1,181 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.yangutils.translator.tojava.javamodel;
+
+import java.io.IOException;
+
+import org.onosproject.yangutils.datamodel.YangChoice;
+import org.onosproject.yangutils.translator.tojava.HasJavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.HasJavaImportData;
+import org.onosproject.yangutils.translator.tojava.HasTempJavaCodeFragmentFiles;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGenerator;
+import org.onosproject.yangutils.translator.tojava.JavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.JavaImportData;
+import org.onosproject.yangutils.translator.tojava.TempJavaCodeFragmentFiles;
+
+import static org.onosproject.yangutils.translator.tojava.GeneratedJavaFileType.GENERATE_INTERFACE_WITH_BUILDER;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCamelCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCaptialCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCurNodePackage;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getPackageDirPathFromJavaJPackage;
+import static org.onosproject.yangutils.utils.io.impl.YangIoUtils.getAbsolutePackagePath;
+
+/**
+ * Choice information extended to support java code generation.
+ */
+public class YangJavaChoice extends YangChoice
+ implements JavaCodeGenerator, HasJavaFileInfo,
+ HasJavaImportData, HasTempJavaCodeFragmentFiles {
+
+ /**
+ * Contains the information of the java file being generated.
+ */
+ private JavaFileInfo javaFileInfo;
+
+ /**
+ * Contains information of the imports to be inserted in the java file
+ * generated.
+ */
+ private JavaImportData javaImportData;
+
+ /**
+ * File handle to maintain temporary java code fragments as per the code
+ * snippet types.
+ */
+ private TempJavaCodeFragmentFiles tempFileHandle;
+
+ /**
+ * Default constructor.
+ */
+ public YangJavaChoice() {
+ super();
+ setJavaFileInfo(new JavaFileInfo());
+ setJavaImportData(new JavaImportData());
+ getJavaFileInfo().setGeneratedFileTypes(GENERATE_INTERFACE_WITH_BUILDER);
+ }
+
+ /**
+ * Get the generated java file information.
+ *
+ * @return generated java file information
+ */
+ @Override
+ public JavaFileInfo getJavaFileInfo() {
+
+ if (javaFileInfo == null) {
+ throw new RuntimeException("Missing java info in java datamodel node");
+ }
+ return javaFileInfo;
+ }
+
+ /**
+ * Set the java file info object.
+ *
+ * @param javaInfo java file info object
+ */
+ @Override
+ public void setJavaFileInfo(JavaFileInfo javaInfo) {
+
+ javaFileInfo = javaInfo;
+ }
+
+ /**
+ * Get the data of java imports to be included in generated file.
+ *
+ * @return data of java imports to be included in generated file
+ */
+ @Override
+ public JavaImportData getJavaImportData() {
+
+ return javaImportData;
+ }
+
+ /**
+ * Set the data of java imports to be included in generated file.
+ *
+ * @param javaImportData data of java imports to be included in generated
+ * file
+ */
+ @Override
+ public void setJavaImportData(JavaImportData javaImportData) {
+
+ this.javaImportData = javaImportData;
+ }
+
+ /**
+ * Get the temporary file handle.
+ *
+ * @return temporary file handle
+ */
+ @Override
+ public TempJavaCodeFragmentFiles getTempJavaCodeFragmentFiles() {
+
+ if (tempFileHandle == null) {
+ throw new RuntimeException("missing temp file hand for current node "
+ + getJavaFileInfo().getJavaName());
+ }
+ return tempFileHandle;
+ }
+
+ /**
+ * Set temporary file handle.
+ *
+ * @param fileHandle temporary file handle
+ */
+ @Override
+ public void setTempJavaCodeFragmentFiles(TempJavaCodeFragmentFiles fileHandle) {
+
+ tempFileHandle = fileHandle;
+ }
+
+ /**
+ * Prepare the information for java code generation corresponding to YANG
+ * case info.
+ *
+ * @param codeGenDir code generation directory
+ * @throws IOException IO operation fail
+ */
+ @Override
+ public void generateCodeEntry(String codeGenDir) throws IOException {
+
+ getJavaFileInfo().setJavaName(getCaptialCase(getCamelCase(getName())));
+ getJavaFileInfo().setPackage(getCurNodePackage(this));
+ getJavaFileInfo().setPackageFilePath(
+ getPackageDirPathFromJavaJPackage(getJavaFileInfo().getPackage()));
+ getJavaFileInfo().setBaseCodeGenPath(codeGenDir);
+
+ String absloutePath = getAbsolutePackagePath(
+ getJavaFileInfo().getBaseCodeGenPath(),
+ getJavaFileInfo().getPackageFilePath());
+
+ setTempJavaCodeFragmentFiles(new TempJavaCodeFragmentFiles(
+ getJavaFileInfo().getGeneratedFileTypes(), absloutePath,
+ getJavaFileInfo().getJavaName()));
+
+ // TODO:getTempJavaCodeFragmentFiles().addCurNodeLeavesInfoToTempFiles(this);
+
+ getTempJavaCodeFragmentFiles().addCurNodeInfoInParentTempFile(this, false);
+ }
+
+ /**
+ * Create a java file using the YANG grouping info.
+ */
+ @Override
+ public void generateCodeExit() {
+ // TODO Auto-generated method stub
+
+ }
+}
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaContainer.java b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaContainer.java
new file mode 100644
index 0000000..c1fb5ea
--- /dev/null
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaContainer.java
@@ -0,0 +1,187 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.yangutils.translator.tojava.javamodel;
+
+import java.io.IOException;
+
+import org.onosproject.yangutils.datamodel.YangContainer;
+import org.onosproject.yangutils.translator.tojava.HasJavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.HasJavaImportData;
+import org.onosproject.yangutils.translator.tojava.HasTempJavaCodeFragmentFiles;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGenerator;
+import org.onosproject.yangutils.translator.tojava.JavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.JavaImportData;
+import org.onosproject.yangutils.translator.tojava.TempJavaCodeFragmentFiles;
+
+import static org.onosproject.yangutils.translator.tojava.GeneratedJavaFileType.GENERATE_INTERFACE_WITH_BUILDER;
+import static org.onosproject.yangutils.translator.tojava.utils.GenerateJavaCodeExitBuilder.generateJavaFile;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCamelCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCaptialCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCurNodePackage;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getPackageDirPathFromJavaJPackage;
+import static org.onosproject.yangutils.utils.io.impl.FileSystemUtil.createPackage;
+import static org.onosproject.yangutils.utils.io.impl.YangIoUtils.getAbsolutePackagePath;
+
+/**
+ * Container information extended to support java code generation.
+ */
+public class YangJavaContainer extends YangContainer
+ implements JavaCodeGenerator, HasJavaFileInfo,
+ HasJavaImportData, HasTempJavaCodeFragmentFiles {
+
+ /**
+ * Contains the information of the java file being generated.
+ */
+ private JavaFileInfo javaFileInfo;
+
+ /**
+ * Contains information of the imports to be inserted in the java file
+ * generated.
+ */
+ private JavaImportData javaImportData;
+
+ /**
+ * File handle to maintain temporary java code fragments as per the code
+ * snippet types.
+ */
+ private TempJavaCodeFragmentFiles tempFileHandle;
+
+ /**
+ * Default constructor.
+ */
+ public YangJavaContainer() {
+ super();
+ setJavaFileInfo(new JavaFileInfo());
+ setJavaImportData(new JavaImportData());
+ getJavaFileInfo().setGeneratedFileTypes(GENERATE_INTERFACE_WITH_BUILDER);
+ }
+
+ /**
+ * Get the generated java file information.
+ *
+ * @return generated java file information
+ */
+ @Override
+ public JavaFileInfo getJavaFileInfo() {
+
+ if (javaFileInfo == null) {
+ throw new RuntimeException("Missing java info in java datamodel node");
+ }
+ return javaFileInfo;
+ }
+
+ /**
+ * Set the java file info object.
+ *
+ * @param javaInfo java file info object
+ */
+ @Override
+ public void setJavaFileInfo(JavaFileInfo javaInfo) {
+
+ javaFileInfo = javaInfo;
+ }
+
+ /**
+ * Get the data of java imports to be included in generated file.
+ *
+ * @return data of java imports to be included in generated file
+ */
+ @Override
+ public JavaImportData getJavaImportData() {
+
+ return javaImportData;
+ }
+
+ /**
+ * Set the data of java imports to be included in generated file.
+ *
+ * @param javaImportData data of java imports to be included in generated
+ * file
+ */
+ @Override
+ public void setJavaImportData(JavaImportData javaImportData) {
+
+ this.javaImportData = javaImportData;
+ }
+
+ /**
+ * Get the temporary file handle.
+ *
+ * @return temporary file handle
+ */
+ @Override
+ public TempJavaCodeFragmentFiles getTempJavaCodeFragmentFiles() {
+
+ if (tempFileHandle == null) {
+ throw new RuntimeException("Missing temp file handle for current node "
+ + getJavaFileInfo().getJavaName());
+ }
+ return tempFileHandle;
+ }
+
+ /**
+ * Set temporary file handle.
+ *
+ * @param fileHandle temporary file handle
+ */
+ @Override
+ public void setTempJavaCodeFragmentFiles(TempJavaCodeFragmentFiles fileHandle) {
+
+ tempFileHandle = fileHandle;
+ }
+
+ /**
+ * Prepare the information for java code generation corresponding to YANG
+ * container info.
+ *
+ * @param codeGenDir code generation directory
+ * @throws IOException IO operation fail
+ */
+ @Override
+ public void generateCodeEntry(String codeGenDir) throws IOException {
+
+ getJavaFileInfo().setJavaName(getCaptialCase(getCamelCase(getName())));
+ getJavaFileInfo().setPackage(getCurNodePackage(this));
+ getJavaFileInfo().setPackageFilePath(
+ getPackageDirPathFromJavaJPackage(getJavaFileInfo().getPackage()));
+ getJavaFileInfo().setBaseCodeGenPath(codeGenDir);
+
+ String absloutePath = getAbsolutePackagePath(
+ getJavaFileInfo().getBaseCodeGenPath(),
+ getJavaFileInfo().getPackageFilePath());
+ createPackage(absloutePath, getName());
+ setTempJavaCodeFragmentFiles(new TempJavaCodeFragmentFiles(
+ getJavaFileInfo().getGeneratedFileTypes(), absloutePath,
+ getJavaFileInfo().getJavaName()));
+
+ getTempJavaCodeFragmentFiles().addCurNodeLeavesInfoToTempFiles(this);
+
+ getTempJavaCodeFragmentFiles().addCurNodeInfoInParentTempFile(this, false);
+ }
+
+ /**
+ * Create a java file using the YANG grouping info.
+ *
+ * @throws IOException IO operation fail
+ */
+ @Override
+ public void generateCodeExit() throws IOException {
+
+ generateJavaFile(GENERATE_INTERFACE_WITH_BUILDER, this);
+ getTempJavaCodeFragmentFiles().close();
+ }
+
+}
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaGrouping.java b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaGrouping.java
new file mode 100644
index 0000000..1b1b818
--- /dev/null
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaGrouping.java
@@ -0,0 +1,181 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.yangutils.translator.tojava.javamodel;
+
+import java.io.IOException;
+
+import org.onosproject.yangutils.datamodel.YangGrouping;
+import org.onosproject.yangutils.translator.tojava.HasJavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.HasJavaImportData;
+import org.onosproject.yangutils.translator.tojava.HasTempJavaCodeFragmentFiles;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGenerator;
+import org.onosproject.yangutils.translator.tojava.JavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.JavaImportData;
+import org.onosproject.yangutils.translator.tojava.TempJavaCodeFragmentFiles;
+
+import static org.onosproject.yangutils.translator.tojava.GeneratedJavaFileType.GENERATE_INTERFACE_WITH_BUILDER;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCamelCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCaptialCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCurNodePackage;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getPackageDirPathFromJavaJPackage;
+import static org.onosproject.yangutils.utils.io.impl.YangIoUtils.getAbsolutePackagePath;
+
+/**
+ * Grouping information extended to support java code generation.
+ */
+public class YangJavaGrouping extends YangGrouping
+ implements JavaCodeGenerator, HasJavaFileInfo,
+ HasJavaImportData, HasTempJavaCodeFragmentFiles {
+
+ /**
+ * Contains the information of the java file being generated.
+ */
+ private JavaFileInfo javaFileInfo;
+
+ /**
+ * Contains information of the imports to be inserted in the java file
+ * generated.
+ */
+ private JavaImportData javaImportData;
+
+ /**
+ * File handle to maintain temporary java code fragments as per the code
+ * snippet types.
+ */
+ private TempJavaCodeFragmentFiles tempFileHandle;
+
+ /**
+ * Default constructor.
+ */
+ public YangJavaGrouping() {
+ super();
+ setJavaFileInfo(new JavaFileInfo());
+ setJavaImportData(new JavaImportData());
+ getJavaFileInfo().setGeneratedFileTypes(GENERATE_INTERFACE_WITH_BUILDER);
+ }
+
+ /**
+ * Get the generated java file information.
+ *
+ * @return generated java file information
+ */
+ @Override
+ public JavaFileInfo getJavaFileInfo() {
+
+ if (javaFileInfo == null) {
+ throw new RuntimeException("Missing java info in java datamodel node");
+ }
+ return javaFileInfo;
+ }
+
+ /**
+ * Set the java file info object.
+ *
+ * @param javaInfo java file info object
+ */
+ @Override
+ public void setJavaFileInfo(JavaFileInfo javaInfo) {
+
+ javaFileInfo = javaInfo;
+ }
+
+ /**
+ * Get the data of java imports to be included in generated file.
+ *
+ * @return data of java imports to be included in generated file
+ */
+ @Override
+ public JavaImportData getJavaImportData() {
+
+ return javaImportData;
+ }
+
+ /**
+ * Set the data of java imports to be included in generated file.
+ *
+ * @param javaImportData data of java imports to be included in generated
+ * file
+ */
+ @Override
+ public void setJavaImportData(JavaImportData javaImportData) {
+
+ this.javaImportData = javaImportData;
+ }
+
+ /**
+ * Get the temporary file handle.
+ *
+ * @return temporary file handle
+ */
+ @Override
+ public TempJavaCodeFragmentFiles getTempJavaCodeFragmentFiles() {
+
+ if (tempFileHandle == null) {
+ throw new RuntimeException("missing temp file hand for current node "
+ + getJavaFileInfo().getJavaName());
+ }
+ return tempFileHandle;
+ }
+
+ /**
+ * Set temporary file handle.
+ *
+ * @param fileHandle temporary file handle
+ */
+ @Override
+ public void setTempJavaCodeFragmentFiles(TempJavaCodeFragmentFiles fileHandle) {
+
+ tempFileHandle = fileHandle;
+ }
+
+ /**
+ * Prepare the information for java code generation corresponding to YANG
+ * container info.
+ *
+ * @param codeGenDir code generation directory
+ * @throws IOException IO operation fail
+ */
+ @Override
+ public void generateCodeEntry(String codeGenDir) throws IOException {
+
+ getJavaFileInfo().setJavaName(getCaptialCase(getCamelCase(getName())));
+ getJavaFileInfo().setPackage(getCurNodePackage(this));
+ getJavaFileInfo().setPackageFilePath(
+ getPackageDirPathFromJavaJPackage(getJavaFileInfo().getPackage()));
+ getJavaFileInfo().setBaseCodeGenPath(codeGenDir);
+
+ String absloutePath = getAbsolutePackagePath(
+ getJavaFileInfo().getBaseCodeGenPath(),
+ getJavaFileInfo().getPackageFilePath());
+
+ setTempJavaCodeFragmentFiles(new TempJavaCodeFragmentFiles(
+ getJavaFileInfo().getGeneratedFileTypes(), absloutePath,
+ getJavaFileInfo().getJavaName()));
+
+ getTempJavaCodeFragmentFiles().addCurNodeLeavesInfoToTempFiles(this);
+
+ getTempJavaCodeFragmentFiles().addCurNodeInfoInParentTempFile(this, false);
+ }
+
+ /**
+ * Create a java file using the YANG grouping info.
+ */
+ @Override
+ public void generateCodeExit() {
+ // TODO Auto-generated method stub
+
+ }
+}
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaList.java b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaList.java
new file mode 100644
index 0000000..9469f69
--- /dev/null
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaList.java
@@ -0,0 +1,186 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.yangutils.translator.tojava.javamodel;
+
+import java.io.IOException;
+
+import org.onosproject.yangutils.datamodel.YangList;
+import org.onosproject.yangutils.translator.tojava.HasJavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.HasJavaImportData;
+import org.onosproject.yangutils.translator.tojava.HasTempJavaCodeFragmentFiles;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGenerator;
+import org.onosproject.yangutils.translator.tojava.JavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.JavaImportData;
+import org.onosproject.yangutils.translator.tojava.TempJavaCodeFragmentFiles;
+
+import static org.onosproject.yangutils.translator.tojava.GeneratedJavaFileType.GENERATE_INTERFACE_WITH_BUILDER;
+import static org.onosproject.yangutils.translator.tojava.utils.GenerateJavaCodeExitBuilder.generateJavaFile;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCamelCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCaptialCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCurNodePackage;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getPackageDirPathFromJavaJPackage;
+import static org.onosproject.yangutils.utils.io.impl.FileSystemUtil.createPackage;
+import static org.onosproject.yangutils.utils.io.impl.YangIoUtils.getAbsolutePackagePath;
+
+/**
+ * YANG List information extended to support java code generation.
+ */
+public class YangJavaList extends YangList
+ implements JavaCodeGenerator, HasJavaFileInfo,
+ HasJavaImportData, HasTempJavaCodeFragmentFiles {
+
+ /**
+ * Contains the information of the java file being generated.
+ */
+ private JavaFileInfo javaFileInfo;
+
+ /**
+ * Contains information of the imports to be inserted in the java file
+ * generated.
+ */
+ private JavaImportData javaImportData;
+
+ /**
+ * File handle to maintain temporary java code fragments as per the code
+ * snippet types.
+ */
+ private TempJavaCodeFragmentFiles tempFileHandle;
+
+ /**
+ * Default constructor.
+ */
+ public YangJavaList() {
+ super();
+ setJavaFileInfo(new JavaFileInfo());
+ setJavaImportData(new JavaImportData());
+ getJavaFileInfo().setGeneratedFileTypes(GENERATE_INTERFACE_WITH_BUILDER);
+ }
+
+ /**
+ * Get the generated java file information.
+ *
+ * @return generated java file information
+ */
+ @Override
+ public JavaFileInfo getJavaFileInfo() {
+
+ if (javaFileInfo == null) {
+ throw new RuntimeException("Missing java info in java datamodel node");
+ }
+ return javaFileInfo;
+ }
+
+ /**
+ * Set the java file info object.
+ *
+ * @param javaInfo java file info object
+ */
+ @Override
+ public void setJavaFileInfo(JavaFileInfo javaInfo) {
+
+ javaFileInfo = javaInfo;
+ }
+
+ /**
+ * Get the data of java imports to be included in generated file.
+ *
+ * @return data of java imports to be included in generated file
+ */
+ @Override
+ public JavaImportData getJavaImportData() {
+
+ return javaImportData;
+ }
+
+ /**
+ * Set the data of java imports to be included in generated file.
+ *
+ * @param javaImportData data of java imports to be included in generated
+ * file
+ */
+ @Override
+ public void setJavaImportData(JavaImportData javaImportData) {
+
+ this.javaImportData = javaImportData;
+ }
+
+ /**
+ * Get the temporary file handle.
+ *
+ * @return temporary file handle
+ */
+ @Override
+ public TempJavaCodeFragmentFiles getTempJavaCodeFragmentFiles() {
+
+ if (tempFileHandle == null) {
+ throw new RuntimeException("missing temp file hand for current node "
+ + getJavaFileInfo().getJavaName());
+ }
+ return tempFileHandle;
+ }
+
+ /**
+ * Set temporary file handle.
+ *
+ * @param fileHandle temporary file handle
+ */
+ @Override
+ public void setTempJavaCodeFragmentFiles(TempJavaCodeFragmentFiles fileHandle) {
+
+ tempFileHandle = fileHandle;
+ }
+
+ /**
+ * Prepare the information for java code generation corresponding to YANG
+ * container info.
+ *
+ * @param codeGenDir code generation directory
+ * @throws IOException IO operation fail
+ */
+ @Override
+ public void generateCodeEntry(String codeGenDir) throws IOException {
+
+ getJavaFileInfo().setJavaName(getCaptialCase(getCamelCase(getName())));
+ getJavaFileInfo().setPackage(getCurNodePackage(this));
+ getJavaFileInfo().setPackageFilePath(
+ getPackageDirPathFromJavaJPackage(getJavaFileInfo().getPackage()));
+ getJavaFileInfo().setBaseCodeGenPath(codeGenDir);
+ String absloutePath = getAbsolutePackagePath(
+ getJavaFileInfo().getBaseCodeGenPath(),
+ getJavaFileInfo().getPackageFilePath());
+ createPackage(absloutePath, getName());
+
+ setTempJavaCodeFragmentFiles(new TempJavaCodeFragmentFiles(
+ getJavaFileInfo().getGeneratedFileTypes(), absloutePath,
+ getJavaFileInfo().getJavaName()));
+
+ getTempJavaCodeFragmentFiles().addCurNodeLeavesInfoToTempFiles(this);
+
+ getTempJavaCodeFragmentFiles().addCurNodeInfoInParentTempFile(this, true);
+ }
+
+ /**
+ * Create a java file using the YANG grouping info.
+ *
+ * @throws IOException IO operation fail
+ */
+ @Override
+ public void generateCodeExit() throws IOException {
+
+ generateJavaFile(GENERATE_INTERFACE_WITH_BUILDER, this);
+ getTempJavaCodeFragmentFiles().close();
+ }
+}
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaModule.java b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaModule.java
new file mode 100644
index 0000000..69e3ffa
--- /dev/null
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaModule.java
@@ -0,0 +1,181 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.yangutils.translator.tojava.javamodel;
+
+import java.io.IOException;
+
+import org.onosproject.yangutils.datamodel.YangModule;
+import org.onosproject.yangutils.translator.tojava.HasJavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.HasJavaImportData;
+import org.onosproject.yangutils.translator.tojava.HasTempJavaCodeFragmentFiles;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGenerator;
+import org.onosproject.yangutils.translator.tojava.JavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.JavaImportData;
+import org.onosproject.yangutils.translator.tojava.TempJavaCodeFragmentFiles;
+
+import static org.onosproject.yangutils.translator.tojava.GeneratedJavaFileType.GENERATE_INTERFACE_WITH_BUILDER;
+import static org.onosproject.yangutils.translator.tojava.utils.GenerateJavaCodeExitBuilder.generateJavaFile;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCamelCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCaptialCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getPackageDirPathFromJavaJPackage;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getRootPackage;
+import static org.onosproject.yangutils.utils.io.impl.FileSystemUtil.createPackage;
+import static org.onosproject.yangutils.utils.io.impl.YangIoUtils.getAbsolutePackagePath;
+
+/**
+ * Module information extended to support java code generation.
+ */
+public class YangJavaModule extends YangModule
+ implements JavaCodeGenerator, HasJavaFileInfo,
+ HasJavaImportData, HasTempJavaCodeFragmentFiles {
+
+ /**
+ * Contains the information of the java file being generated.
+ */
+ private JavaFileInfo javaFileInfo;
+
+ /**
+ * Contains information of the imports to be inserted in the java file
+ * generated.
+ */
+ private JavaImportData javaImportData;
+
+ /**
+ * File handle to maintain temporary java code fragments as per the code
+ * snippet types.
+ */
+ private TempJavaCodeFragmentFiles tempFileHandle;
+
+ /**
+ * Create a YANG node of module type.
+ */
+ public YangJavaModule() {
+ super();
+ setJavaFileInfo(new JavaFileInfo());
+ setJavaImportData(new JavaImportData());
+ getJavaFileInfo().setGeneratedFileTypes(GENERATE_INTERFACE_WITH_BUILDER);
+ }
+
+ /**
+ * Get the generated java file information.
+ *
+ * @return generated java file information
+ */
+ @Override
+ public JavaFileInfo getJavaFileInfo() {
+
+ if (javaFileInfo == null) {
+ throw new RuntimeException("Missing java info in java datamodel node");
+ }
+ return javaFileInfo;
+ }
+
+ /**
+ * Set the java file info object.
+ *
+ * @param javaInfo java file info object
+ */
+ @Override
+ public void setJavaFileInfo(JavaFileInfo javaInfo) {
+
+ javaFileInfo = javaInfo;
+ }
+
+ /**
+ * Get the data of java imports to be included in generated file.
+ *
+ * @return data of java imports to be included in generated file
+ */
+ @Override
+ public JavaImportData getJavaImportData() {
+
+ return javaImportData;
+ }
+
+ /**
+ * Set the data of java imports to be included in generated file.
+ *
+ * @param javaImportData data of java imports to be included in generated
+ * file
+ */
+ @Override
+ public void setJavaImportData(JavaImportData javaImportData) {
+
+ this.javaImportData = javaImportData;
+ }
+
+ /**
+ * Get the temporary file handle.
+ *
+ * @return temporary file handle
+ */
+ @Override
+ public TempJavaCodeFragmentFiles getTempJavaCodeFragmentFiles() {
+
+ if (tempFileHandle == null) {
+ throw new RuntimeException("missing temp file hand for current node "
+ + getJavaFileInfo().getJavaName());
+ }
+ return tempFileHandle;
+ }
+
+ /**
+ * Set temporary file handle.
+ *
+ * @param fileHandle temporary file handle
+ */
+ @Override
+ public void setTempJavaCodeFragmentFiles(TempJavaCodeFragmentFiles fileHandle) {
+
+ tempFileHandle = fileHandle;
+ }
+
+ /**
+ * Generates java code for module.
+ *
+ * @param baseCodeGenDir code generation directory
+ * @throws IOException when fails to generate the source files
+ */
+ @Override
+ public void generateCodeEntry(String baseCodeGenDir) throws IOException {
+
+ getJavaFileInfo().setJavaName(getCaptialCase(getCamelCase(getName())));
+ getJavaFileInfo().setPackage(getRootPackage(getVersion(), getNameSpace().getUri(),
+ getRevision().getRevDate()));
+ getJavaFileInfo().setPackageFilePath(
+ getPackageDirPathFromJavaJPackage(getJavaFileInfo().getPackage()));
+ getJavaFileInfo().setBaseCodeGenPath(baseCodeGenDir);
+
+ String absloutePath = getAbsolutePackagePath(
+ getJavaFileInfo().getBaseCodeGenPath(),
+ getJavaFileInfo().getPackageFilePath());
+
+ createPackage(absloutePath, getName());
+ setTempJavaCodeFragmentFiles(new TempJavaCodeFragmentFiles(
+ getJavaFileInfo().getGeneratedFileTypes(), absloutePath,
+ getJavaFileInfo().getJavaName()));
+
+ getTempJavaCodeFragmentFiles().addCurNodeLeavesInfoToTempFiles(this);
+ }
+
+ @Override
+ public void generateCodeExit() throws IOException {
+
+ generateJavaFile(GENERATE_INTERFACE_WITH_BUILDER, this);
+ getTempJavaCodeFragmentFiles().close();
+ return;
+ }
+}
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaSubModule.java b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaSubModule.java
new file mode 100644
index 0000000..6047206
--- /dev/null
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaSubModule.java
@@ -0,0 +1,187 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.yangutils.translator.tojava.javamodel;
+
+import java.io.IOException;
+
+import org.onosproject.yangutils.datamodel.YangBelongsTo;
+import org.onosproject.yangutils.datamodel.YangSubModule;
+import org.onosproject.yangutils.translator.tojava.HasJavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.HasJavaImportData;
+import org.onosproject.yangutils.translator.tojava.HasTempJavaCodeFragmentFiles;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGenerator;
+import org.onosproject.yangutils.translator.tojava.JavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.JavaImportData;
+import org.onosproject.yangutils.translator.tojava.TempJavaCodeFragmentFiles;
+
+import static org.onosproject.yangutils.translator.tojava.GeneratedJavaFileType.GENERATE_INTERFACE_WITH_BUILDER;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCamelCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCaptialCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getPackageDirPathFromJavaJPackage;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getRootPackage;
+import static org.onosproject.yangutils.utils.io.impl.YangIoUtils.getAbsolutePackagePath;
+
+/**
+ * Sub module information extended to support java code generation.
+ */
+public class YangJavaSubModule extends YangSubModule
+ implements JavaCodeGenerator, HasJavaFileInfo,
+ HasJavaImportData, HasTempJavaCodeFragmentFiles {
+
+ /**
+ * Contains the information of the java file being generated.
+ */
+ private JavaFileInfo javaFileInfo;
+
+ /**
+ * Contains information of the imports to be inserted in the java file
+ * generated.
+ */
+ private JavaImportData javaImportData;
+
+ /**
+ * File handle to maintain temporary java code fragments as per the code
+ * snippet types.
+ */
+ private TempJavaCodeFragmentFiles tempFileHandle;
+
+ /**
+ * Default constructor.
+ */
+ public YangJavaSubModule() {
+ super();
+ setJavaFileInfo(new JavaFileInfo());
+ setJavaImportData(new JavaImportData());
+ getJavaFileInfo().setGeneratedFileTypes(GENERATE_INTERFACE_WITH_BUILDER);
+ }
+
+ /**
+ * Get the generated java file information.
+ *
+ * @return generated java file information
+ */
+ @Override
+ public JavaFileInfo getJavaFileInfo() {
+ if (javaFileInfo == null) {
+ throw new RuntimeException("Missing java info in java datamodel node");
+ }
+ return javaFileInfo;
+ }
+
+ /**
+ * Set the java file info object.
+ *
+ * @param javaInfo java file info object
+ */
+ @Override
+ public void setJavaFileInfo(JavaFileInfo javaInfo) {
+ javaFileInfo = javaInfo;
+ }
+
+ /**
+ * Get the data of java imports to be included in generated file.
+ *
+ * @return data of java imports to be included in generated file
+ */
+ @Override
+ public JavaImportData getJavaImportData() {
+ return javaImportData;
+ }
+
+ /**
+ * Set the data of java imports to be included in generated file.
+ *
+ * @param javaImportData data of java imports to be included in generated
+ * file
+ */
+ @Override
+ public void setJavaImportData(JavaImportData javaImportData) {
+ this.javaImportData = javaImportData;
+ }
+
+ /**
+ * Get the temporary file handle.
+ *
+ * @return temporary file handle
+ */
+ @Override
+ public TempJavaCodeFragmentFiles getTempJavaCodeFragmentFiles() {
+ if (tempFileHandle == null) {
+ throw new RuntimeException("missing temp file hand for current node "
+ + getJavaFileInfo().getJavaName());
+ }
+ return tempFileHandle;
+ }
+
+ /**
+ * Set temporary file handle.
+ *
+ * @param fileHandle temporary file handle
+ */
+ @Override
+ public void setTempJavaCodeFragmentFiles(TempJavaCodeFragmentFiles fileHandle) {
+ tempFileHandle = fileHandle;
+ }
+
+ /**
+ * Get the name space of the module to which the sub module belongs to.
+ *
+ * @param belongsToInfo Information of the module to which the sub module
+ * belongs
+ * @return the name space string of the module.
+ */
+ private String getNameSpaceFromModule(YangBelongsTo belongsToInfo) {
+ // TODO Auto-generated method stub
+ return "";
+ }
+
+ /**
+ * Prepare the information for java code generation corresponding to YANG
+ * container info.
+ *
+ * @param codeGenDir code generation directory
+ * @throws IOException IO operation fail
+ */
+ @Override
+ public void generateCodeEntry(String codeGenDir) throws IOException {
+ getJavaFileInfo().setJavaName(getCaptialCase(getCamelCase(getName())));
+ getJavaFileInfo().setPackage(getRootPackage(getVersion(),
+ getNameSpaceFromModule(getBelongsTo()),
+ getRevision().getRevDate()));
+ getJavaFileInfo().setPackageFilePath(
+ getPackageDirPathFromJavaJPackage(getJavaFileInfo().getPackage()));
+ getJavaFileInfo().setBaseCodeGenPath(codeGenDir);
+
+ String absloutePath = getAbsolutePackagePath(
+ getJavaFileInfo().getBaseCodeGenPath(),
+ getJavaFileInfo().getPackageFilePath());
+
+ setTempJavaCodeFragmentFiles(new TempJavaCodeFragmentFiles(
+ getJavaFileInfo().getGeneratedFileTypes(), absloutePath,
+ getJavaFileInfo().getJavaName()));
+
+ getTempJavaCodeFragmentFiles().addCurNodeLeavesInfoToTempFiles(this);
+ }
+
+ /**
+ * Create a java file using the YANG grouping info.
+ */
+ @Override
+ public void generateCodeExit() {
+ // TODO Auto-generated method stub
+
+ }
+}
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaTypeDef.java b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaTypeDef.java
new file mode 100644
index 0000000..50ecc2d
--- /dev/null
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaTypeDef.java
@@ -0,0 +1,127 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.yangutils.translator.tojava.javamodel;
+
+import org.onosproject.yangutils.datamodel.YangTypeDef;
+import org.onosproject.yangutils.translator.tojava.HasJavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.HasJavaImportData;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGenerator;
+import org.onosproject.yangutils.translator.tojava.JavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.JavaImportData;
+
+import static org.onosproject.yangutils.translator.tojava.GeneratedJavaFileType.GENERATE_INTERFACE_WITH_BUILDER;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCamelCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCaptialCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCurNodePackage;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getPackageDirPathFromJavaJPackage;
+
+/**
+ * Type define information extended to support java code generation.
+ */
+public class YangJavaTypeDef extends YangTypeDef
+ implements JavaCodeGenerator, HasJavaFileInfo, HasJavaImportData {
+
+ /**
+ * Contains the information of the java file being generated.
+ */
+ private JavaFileInfo javaFileInfo;
+
+ /**
+ * Contains information of the imports to be inserted in the java file
+ * generated.
+ */
+ private JavaImportData javaImportData;
+
+ /**
+ * Default constructor.
+ */
+ public YangJavaTypeDef() {
+ super();
+ setJavaFileInfo(new JavaFileInfo());
+ setJavaImportData(new JavaImportData());
+ getJavaFileInfo().setGeneratedFileTypes(GENERATE_INTERFACE_WITH_BUILDER);
+ }
+
+ /**
+ * Get the generated java file information.
+ *
+ * @return generated java file information
+ */
+ @Override
+ public JavaFileInfo getJavaFileInfo() {
+ if (javaFileInfo == null) {
+ throw new RuntimeException("Missing java info in java datamodel node");
+ }
+ return javaFileInfo;
+ }
+
+ /**
+ * Set the java file info object.
+ *
+ * @param javaInfo java file info object
+ */
+ @Override
+ public void setJavaFileInfo(JavaFileInfo javaInfo) {
+ javaFileInfo = javaInfo;
+ }
+
+ /**
+ * Get the data of java imports to be included in generated file.
+ *
+ * @return data of java imports to be included in generated file
+ */
+ @Override
+ public JavaImportData getJavaImportData() {
+ return javaImportData;
+ }
+
+ /**
+ * Set the data of java imports to be included in generated file.
+ *
+ * @param javaImportData data of java imports to be included in generated
+ * file
+ */
+ @Override
+ public void setJavaImportData(JavaImportData javaImportData) {
+ this.javaImportData = javaImportData;
+ }
+
+ /**
+ * Prepare the information for java code generation corresponding to YANG
+ * container info.
+ *
+ * @param codeGenDir code generation directory
+ */
+ @Override
+ public void generateCodeEntry(String codeGenDir) {
+ getJavaFileInfo().setJavaName(getCaptialCase(getCamelCase(getName())));
+ getJavaFileInfo().setPackage(getCurNodePackage(this));
+ getJavaFileInfo().setPackageFilePath(
+ getPackageDirPathFromJavaJPackage(getJavaFileInfo().getPackage()));
+ getJavaFileInfo().setBaseCodeGenPath(codeGenDir);
+ // TODO: generate type define temporary files
+ }
+
+ /**
+ * Create a java file using the YANG grouping info.
+ */
+ @Override
+ public void generateCodeExit() {
+ // TODO Auto-generated method stub
+
+ }
+
+}
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaUses.java b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaUses.java
new file mode 100644
index 0000000..cc29a74
--- /dev/null
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaUses.java
@@ -0,0 +1,126 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.yangutils.translator.tojava.javamodel;
+
+import org.onosproject.yangutils.datamodel.YangUses;
+import org.onosproject.yangutils.translator.tojava.HasJavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.HasJavaImportData;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGenerator;
+import org.onosproject.yangutils.translator.tojava.JavaFileInfo;
+import org.onosproject.yangutils.translator.tojava.JavaImportData;
+
+import static org.onosproject.yangutils.translator.tojava.GeneratedJavaFileType.GENERATE_INTERFACE_WITH_BUILDER;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCamelCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCaptialCase;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getCurNodePackage;
+import static org.onosproject.yangutils.translator.tojava.utils.JavaIdentifierSyntax.getPackageDirPathFromJavaJPackage;
+
+/**
+ * Uses information extended to support java code generation.
+ */
+public class YangJavaUses extends YangUses implements JavaCodeGenerator, HasJavaFileInfo, HasJavaImportData {
+
+ /**
+ * Contains the information of the java file being generated.
+ */
+ private JavaFileInfo javaFileInfo;
+
+ /**
+ * Contains information of the imports to be inserted in the java file
+ * generated.
+ */
+ private JavaImportData javaImportData;
+
+ /**
+ * Default constructor.
+ */
+ public YangJavaUses() {
+ super();
+ setJavaFileInfo(new JavaFileInfo());
+ setJavaImportData(new JavaImportData());
+ getJavaFileInfo().setGeneratedFileTypes(GENERATE_INTERFACE_WITH_BUILDER);
+ }
+
+ /**
+ * Get the generated java file information.
+ *
+ * @return generated java file information
+ */
+ @Override
+ public JavaFileInfo getJavaFileInfo() {
+ if (javaFileInfo == null) {
+ throw new RuntimeException("Missing java info in java datamodel node");
+ }
+ return javaFileInfo;
+ }
+
+ /**
+ * Set the java file info object.
+ *
+ * @param javaInfo java file info object
+ */
+ @Override
+ public void setJavaFileInfo(JavaFileInfo javaInfo) {
+ javaFileInfo = javaInfo;
+ }
+
+ /**
+ * Get the data of java imports to be included in generated file.
+ *
+ * @return data of java imports to be included in generated file
+ */
+ @Override
+ public JavaImportData getJavaImportData() {
+ return javaImportData;
+ }
+
+ /**
+ * Set the data of java imports to be included in generated file.
+ *
+ * @param javaImportData data of java imports to be included in generated
+ * file
+ */
+ @Override
+ public void setJavaImportData(JavaImportData javaImportData) {
+ this.javaImportData = javaImportData;
+ }
+
+ /**
+ * Prepare the information for java code generation corresponding to YANG
+ * container info.
+ *
+ * @param codeGenDir code generation directory
+ */
+ @Override
+ public void generateCodeEntry(String codeGenDir) {
+ getJavaFileInfo().setJavaName(getCaptialCase(getCamelCase(getName())));
+ getJavaFileInfo().setPackage(getCurNodePackage(this));
+ getJavaFileInfo().setPackageFilePath(
+ getPackageDirPathFromJavaJPackage(getJavaFileInfo().getPackage()));
+ getJavaFileInfo().setBaseCodeGenPath(codeGenDir);
+ //TODO:addCurNodeLeavesInfoToTempFiles(this);
+ //TODO:addCurNodeInfoInParentTempFile(this, false);
+ }
+
+ /**
+ * Create a java file using the YANG grouping info.
+ */
+ @Override
+ public void generateCodeExit() {
+ // TODO Auto-generated method stub
+
+ }
+}
diff --git a/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/package-info.java b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/package-info.java
new file mode 100644
index 0000000..d4fa4b9
--- /dev/null
+++ b/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/package-info.java
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+/**
+ * Maintains application's schema mapped to java classes / interfaces.
+ */
+package org.onosproject.yangutils.translator.tojava.javamodel;