[ONOS-4922] Javamodel package creation for YANG utils.
Change-Id: Iff1745a8c04881b44db3f2f687967f984c38e2c7
diff --git a/plugin/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaChoiceTranslator.java b/plugin/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaChoiceTranslator.java
new file mode 100644
index 0000000..fca0eb2
--- /dev/null
+++ b/plugin/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaChoiceTranslator.java
@@ -0,0 +1,126 @@
+/*
+ * Copyright 2016-present 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.javadatamodel.JavaFileInfo;
+import org.onosproject.yangutils.datamodel.javadatamodel.YangJavaChoice;
+import org.onosproject.yangutils.datamodel.javadatamodel.YangPluginConfig;
+import org.onosproject.yangutils.translator.exception.TranslatorException;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGenerator;
+import org.onosproject.yangutils.translator.tojava.JavaCodeGeneratorInfo;
+import org.onosproject.yangutils.translator.tojava.TempJavaCodeFragmentFiles;
+
+import static org.onosproject.yangutils.translator.tojava.GeneratedJavaFileType.INTERFACE_MASK;
+import static org.onosproject.yangutils.translator.tojava.YangJavaModelUtils.generateCodeAndUpdateInParent;
+
+/**
+ * Represents choice information extended to support java code generation.
+ */
+public class YangJavaChoiceTranslator
+ extends YangJavaChoice
+ implements JavaCodeGeneratorInfo, JavaCodeGenerator {
+
+ private static final long serialVersionUID = 806201631L;
+
+ /**
+ * File handle to maintain temporary java code fragments as per the code
+ * snippet types.
+ */
+ private transient TempJavaCodeFragmentFiles tempFileHandle;
+
+ /**
+ * Creates YANG java choice object.
+ */
+ public YangJavaChoiceTranslator() {
+ super();
+ setJavaFileInfo(new JavaFileInfo());
+ getJavaFileInfo().setGeneratedFileTypes(INTERFACE_MASK);
+ }
+
+ /**
+ * Returns the generated java file information.
+ *
+ * @return generated java file information
+ */
+ @Override
+ public JavaFileInfo getJavaFileInfo() {
+ if (javaFileInfo == null) {
+ throw new TranslatorException("Missing java info in java datamodel node");
+ }
+ return javaFileInfo;
+ }
+
+ /**
+ * Sets the java file info object.
+ *
+ * @param javaInfo java file info object
+ */
+ @Override
+ public void setJavaFileInfo(JavaFileInfo javaInfo) {
+ javaFileInfo = javaInfo;
+ }
+
+ /**
+ * Returns the temporary file handle.
+ *
+ * @return temporary file handle
+ */
+ @Override
+ public TempJavaCodeFragmentFiles getTempJavaCodeFragmentFiles() {
+ return tempFileHandle;
+ }
+
+ /**
+ * Sets 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
+ * choice info.
+ *
+ * @param yangPlugin YANG plugin config
+ * @throws TranslatorException translator operation fail
+ */
+ @Override
+ public void generateCodeEntry(YangPluginConfig yangPlugin) throws TranslatorException {
+ try {
+ generateCodeAndUpdateInParent(this, yangPlugin, false);
+ } catch (IOException e) {
+ throw new TranslatorException(
+ "Failed to prepare generate code entry for choice node " + getName());
+ }
+ }
+
+ /**
+ * Creates a java file using the YANG choice info.
+ */
+ @Override
+ public void generateCodeExit() throws TranslatorException {
+ try {
+ getTempJavaCodeFragmentFiles().generateJavaFile(INTERFACE_MASK, this);
+ } catch (IOException e) {
+ throw new TranslatorException("Failed to generate code for choice node " + getName());
+ }
+ }
+}