YANG Translator optimization

Change-Id: Ie6a6b9d371a4fc5fd973cf56d6f3c7b44a3146ba
diff --git a/utils/yangutils/src/main/java/org/onosproject/yangutils/translator/tojava/GeneratedJavaFileType.java b/utils/yangutils/src/main/java/org/onosproject/yangutils/translator/tojava/GeneratedJavaFileType.java
new file mode 100644
index 0000000..403ef5c
--- /dev/null
+++ b/utils/yangutils/src/main/java/org/onosproject/yangutils/translator/tojava/GeneratedJavaFileType.java
@@ -0,0 +1,59 @@
+/*
+ * 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;
+
+/**
+ * Type of files generated.
+ */
+public final class GeneratedJavaFileType {
+
+    /**
+     * prevent creating attributes.
+     */
+    private GeneratedJavaFileType() {
+    }
+
+    /**
+     * Interface file.
+     */
+    public static final int INTERFACE_MASK = 1;
+
+    /**
+     * Builder interface file.
+     */
+    public static final int BUILDER_INTERFACE_MASK = 2;
+
+    /**
+     * Builder class file.
+     */
+    public static final int BUILDER_CLASS_MASK = 4;
+
+    /**
+     * Impl class file.
+     */
+    public static final int IMPL_CLASS_MASK = 8;
+
+    /**
+     * Interface and class file.
+     */
+    public static final int GENERATE_INTERFACE_WITH_BUILDER = 15;
+
+    /**
+     * Java class corresponding to typedef.
+     */
+    public static final int GENERATE_TYPEDEF_CLASS = 16;
+}