YANG Translator optimization

Change-Id: Ie6a6b9d371a4fc5fd973cf56d6f3c7b44a3146ba
diff --git a/utils/yangutils/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaTypeDef.java b/utils/yangutils/src/main/java/org/onosproject/yangutils/translator/tojava/javamodel/YangJavaTypeDef.java
new file mode 100644
index 0000000..50ecc2d
--- /dev/null
+++ b/utils/yangutils/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
+
+    }
+
+}