diff --git a/utils/yangutils/plugin/src/main/java/org/onosproject/yangutils/utils/io/impl/JavaDocGen.java b/utils/yangutils/plugin/src/main/java/org/onosproject/yangutils/utils/io/impl/JavaDocGen.java
index 1610536..336cc52 100644
--- a/utils/yangutils/plugin/src/main/java/org/onosproject/yangutils/utils/io/impl/JavaDocGen.java
+++ b/utils/yangutils/plugin/src/main/java/org/onosproject/yangutils/utils/io/impl/JavaDocGen.java
@@ -16,11 +16,13 @@
 
 package org.onosproject.yangutils.utils.io.impl;
 
-import static org.onosproject.yangutils.utils.io.impl.YangIoUtils.getCamelCase;
+import static org.onosproject.yangutils.utils.UtilConstants.AUGMENTED;
+import static org.onosproject.yangutils.utils.UtilConstants.YANG_AUGMENTED_INFO;
 import static org.onosproject.yangutils.utils.UtilConstants.BUILDER;
 import static org.onosproject.yangutils.utils.UtilConstants.BUILDER_CLASS_JAVA_DOC;
 import static org.onosproject.yangutils.utils.UtilConstants.BUILDER_INTERFACE_JAVA_DOC;
 import static org.onosproject.yangutils.utils.UtilConstants.BUILDER_OBJECT;
+import static org.onosproject.yangutils.utils.UtilConstants.CLASS;
 import static org.onosproject.yangutils.utils.UtilConstants.EMPTY_STRING;
 import static org.onosproject.yangutils.utils.UtilConstants.ENUM_ATTRIBUTE_JAVADOC;
 import static org.onosproject.yangutils.utils.UtilConstants.ENUM_CLASS_JAVADOC;
@@ -47,9 +49,11 @@
 import static org.onosproject.yangutils.utils.UtilConstants.JAVA_DOC_SETTERS;
 import static org.onosproject.yangutils.utils.UtilConstants.JAVA_DOC_SETTERS_COMMON;
 import static org.onosproject.yangutils.utils.UtilConstants.LIST;
+import static org.onosproject.yangutils.utils.UtilConstants.MAP;
 import static org.onosproject.yangutils.utils.UtilConstants.NEW_LINE;
 import static org.onosproject.yangutils.utils.UtilConstants.NEW_LINE_ASTERISK;
 import static org.onosproject.yangutils.utils.UtilConstants.OBJECT;
+import static org.onosproject.yangutils.utils.UtilConstants.OBJECT_STRING;
 import static org.onosproject.yangutils.utils.UtilConstants.OF;
 import static org.onosproject.yangutils.utils.UtilConstants.PACKAGE_INFO_JAVADOC;
 import static org.onosproject.yangutils.utils.UtilConstants.PACKAGE_INFO_JAVADOC_OF_CHILD;
@@ -60,6 +64,8 @@
 import static org.onosproject.yangutils.utils.UtilConstants.STRING_DATA_TYPE;
 import static org.onosproject.yangutils.utils.UtilConstants.VALUE;
 import static org.onosproject.yangutils.utils.UtilConstants.VOID;
+import static org.onosproject.yangutils.utils.io.impl.YangIoUtils.getCamelCase;
+import static org.onosproject.yangutils.utils.io.impl.YangIoUtils.getSmallCase;
 
 /**
  * Represents javadoc for the generated classes.
@@ -73,127 +79,11 @@
     }
 
     /**
-     * JavaDocs types.
-     */
-    public enum JavaDocType {
-
-        /**
-         * For class.
-         */
-        IMPL_CLASS,
-
-        /**
-         * For builder class.
-         */
-        BUILDER_CLASS,
-
-        /**
-         * For interface.
-         */
-        INTERFACE,
-
-        /**
-         * For builder interface.
-         */
-        BUILDER_INTERFACE,
-
-        /**
-         * For package-info.
-         */
-        PACKAGE_INFO,
-
-        /**
-         * For getters.
-         */
-        GETTER_METHOD,
-
-        /**
-         * For rpc service.
-         */
-        RPC_INTERFACE,
-
-        /**
-         * For rpc manager.
-         */
-        RPC_MANAGER,
-
-        /**
-         * For event.
-         */
-        EVENT,
-
-        /**
-         * For event listener.
-         */
-        EVENT_LISTENER,
-
-        /**
-         * For setters.
-         */
-        SETTER_METHOD,
-
-        /**
-         * For type def's setters.
-         */
-        TYPE_DEF_SETTER_METHOD,
-
-        /**
-         * For of method.
-         */
-        OF_METHOD,
-
-        /**
-         * For default constructor.
-         */
-        DEFAULT_CONSTRUCTOR,
-
-        /**
-         * For constructor.
-         */
-        CONSTRUCTOR,
-
-        /**
-         * For from method.
-         */
-        FROM_METHOD,
-
-        /**
-         * For type constructor.
-         */
-        TYPE_CONSTRUCTOR,
-
-        /**
-         * For build.
-         */
-        BUILD_METHOD,
-
-        /**
-         * For enum.
-         */
-        ENUM_CLASS,
-
-        /**
-         * For enum's attributes.
-         */
-        ENUM_ATTRIBUTE,
-
-        /**
-         * For manager setters.
-         */
-        MANAGER_SETTER_METHOD,
-
-        /**
-         * For event subject.
-         */
-        EVENT_SUBJECT_CLASS
-    }
-
-    /**
      * Returns java docs.
      *
-     * @param type java doc type
-     * @param name name of the YangNode
-     * @param isList is list attribute
+     * @param type         java doc type
+     * @param name         name of the YangNode
+     * @param isList       is list attribute
      * @param pluginConfig plugin configurations
      * @return javadocs.
      */
@@ -250,10 +140,10 @@
                 return generateForEnumAttr(name);
             }
             case RPC_INTERFACE: {
-               return generateForRpcService(name);
+                return generateForRpcService(name);
             }
             case RPC_MANAGER: {
-               return generateForClass(name);
+                return generateForClass(name);
             }
             case EVENT: {
                 return generateForEvent(name);
@@ -284,14 +174,14 @@
     /**
      * Generates javaDocs for rpc method.
      *
-     * @param rpcName name of the rpc
-     * @param inputName name of input
-     * @param outputName name of output
+     * @param rpcName      name of the rpc
+     * @param inputName    name of input
+     * @param outputName   name of output
      * @param pluginConfig plugin configurations
      * @return javaDocs of rpc method
      */
     public static String generateJavaDocForRpc(String rpcName, String inputName, String outputName,
-            YangPluginConfig pluginConfig) {
+                                               YangPluginConfig pluginConfig) {
         rpcName = getCamelCase(rpcName, pluginConfig.getConflictResolver());
 
         String javadoc =
@@ -310,7 +200,7 @@
      * Returns output string of rpc.
      *
      * @param outputName name of output
-     * @param rpcName name of rpc
+     * @param rpcName    name of rpc
      * @return javaDocs for output string of rpc
      */
     private static String getOutputString(String outputName, String rpcName) {
@@ -321,7 +211,7 @@
      * Returns input string of rpc.
      *
      * @param inputName name of input
-     * @param rpcName name of rpc
+     * @param rpcName   name of rpc
      * @return javaDocs for input string of rpc
      */
     private static String getInputString(String inputName, String rpcName) {
@@ -369,7 +259,7 @@
      * Generates javaDocs for getter method.
      *
      * @param attribute attribute
-     * @param isList is list attribute
+     * @param isList    is list attribute
      * @return javaDocs
      */
     private static String generateForGetters(String attribute, boolean isList) {
@@ -392,7 +282,7 @@
      * Generates javaDocs for setter method.
      *
      * @param attribute attribute
-     * @param isList is list attribute
+     * @param isList    is list attribute
      * @return javaDocs
      */
     private static String generateForSetters(String attribute, boolean isList) {
@@ -416,7 +306,7 @@
      * Generates javaDocs for setter method.
      *
      * @param attribute attribute
-     * @param isList is list attribute
+     * @param isList    is list attribute
      * @return javaDocs
      */
     private static String generateForManagerSetters(String attribute, boolean isList) {
@@ -596,4 +486,143 @@
                 + JAVA_DOC_PARAM + VALUE + SPACE + VALUE + SPACE + OF + SPACE + attribute + NEW_LINE
                 + FOUR_SPACE_INDENTATION + JAVA_DOC_END_LINE;
     }
+
+    /**
+     * Generates javaDocs for add augmentation method.
+     *
+     * @return javaDocs
+     */
+    public static String generateForAddAugmentation() {
+        return NEW_LINE + FOUR_SPACE_INDENTATION + JAVA_DOC_FIRST_LINE + FOUR_SPACE_INDENTATION
+                + JAVA_DOC_SETTERS_COMMON + getSmallCase(YANG_AUGMENTED_INFO) + MAP + PERIOD + NEW_LINE +
+                FOUR_SPACE_INDENTATION + NEW_LINE_ASTERISK + FOUR_SPACE_INDENTATION + JAVA_DOC_PARAM + VALUE + SPACE +
+                VALUE + SPACE + OF + SPACE + getSmallCase(YANG_AUGMENTED_INFO) + NEW_LINE + FOUR_SPACE_INDENTATION
+                + JAVA_DOC_PARAM + CLASS + OBJECT_STRING + SPACE +
+                VALUE + SPACE + OF + SPACE + AUGMENTED + CLASS + NEW_LINE + FOUR_SPACE_INDENTATION + JAVA_DOC_END_LINE;
+    }
+
+    public static String generateForGetAugmentation() {
+        return NEW_LINE + FOUR_SPACE_INDENTATION + JAVA_DOC_FIRST_LINE + FOUR_SPACE_INDENTATION
+                + JAVA_DOC_GETTERS + getSmallCase(YANG_AUGMENTED_INFO) + PERIOD + NEW_LINE +
+                FOUR_SPACE_INDENTATION + NEW_LINE_ASTERISK + FOUR_SPACE_INDENTATION + JAVA_DOC_PARAM + CLASS +
+                OBJECT_STRING + SPACE + VALUE + SPACE + OF + SPACE + AUGMENTED + CLASS + NEW_LINE +
+                FOUR_SPACE_INDENTATION + JAVA_DOC_RETURN + VALUE + SPACE +
+                OF + SPACE + YANG_AUGMENTED_INFO + NEW_LINE + FOUR_SPACE_INDENTATION + JAVA_DOC_END_LINE;
+    }
+
+    /**
+     * JavaDocs types.
+     */
+    public enum JavaDocType {
+
+        /**
+         * For class.
+         */
+        IMPL_CLASS,
+
+        /**
+         * For builder class.
+         */
+        BUILDER_CLASS,
+
+        /**
+         * For interface.
+         */
+        INTERFACE,
+
+        /**
+         * For builder interface.
+         */
+        BUILDER_INTERFACE,
+
+        /**
+         * For package-info.
+         */
+        PACKAGE_INFO,
+
+        /**
+         * For getters.
+         */
+        GETTER_METHOD,
+
+        /**
+         * For rpc service.
+         */
+        RPC_INTERFACE,
+
+        /**
+         * For rpc manager.
+         */
+        RPC_MANAGER,
+
+        /**
+         * For event.
+         */
+        EVENT,
+
+        /**
+         * For event listener.
+         */
+        EVENT_LISTENER,
+
+        /**
+         * For setters.
+         */
+        SETTER_METHOD,
+
+        /**
+         * For type def's setters.
+         */
+        TYPE_DEF_SETTER_METHOD,
+
+        /**
+         * For of method.
+         */
+        OF_METHOD,
+
+        /**
+         * For default constructor.
+         */
+        DEFAULT_CONSTRUCTOR,
+
+        /**
+         * For constructor.
+         */
+        CONSTRUCTOR,
+
+        /**
+         * For from method.
+         */
+        FROM_METHOD,
+
+        /**
+         * For type constructor.
+         */
+        TYPE_CONSTRUCTOR,
+
+        /**
+         * For build.
+         */
+        BUILD_METHOD,
+
+        /**
+         * For enum.
+         */
+        ENUM_CLASS,
+
+        /**
+         * For enum's attributes.
+         */
+        ENUM_ATTRIBUTE,
+
+        /**
+         * For manager setters.
+         */
+        MANAGER_SETTER_METHOD,
+
+        /**
+         * For event subject.
+         */
+        EVENT_SUBJECT_CLASS
+    }
 }