Yang Listener for BITS Data Type

Change-Id: I81e7f7e8de38ce20addd63548414a486b7e2ffb8
diff --git a/src/main/java/org/onosproject/yangutils/parser/impl/parserutils/ListenerErrorType.java b/src/main/java/org/onosproject/yangutils/parser/impl/parserutils/ListenerErrorType.java
index e28d186..1d061d7 100644
--- a/src/main/java/org/onosproject/yangutils/parser/impl/parserutils/ListenerErrorType.java
+++ b/src/main/java/org/onosproject/yangutils/parser/impl/parserutils/ListenerErrorType.java
@@ -55,6 +55,11 @@
     DUPLICATE_ENTRY(),
 
     /**
+     * Represents that the content is invalid.
+     */
+    INVALID_CONTENT(),
+
+    /**
      * Represents that some of earlier parsed data is not handled correctly.
      */
     UNHANDLED_PARSED_DATA();
@@ -80,6 +85,8 @@
                 return "Invalid cardinality in";
             case DUPLICATE_ENTRY:
                 return "Duplicate";
+            case INVALID_CONTENT:
+                return "Invalid content in";
             case UNHANDLED_PARSED_DATA:
                 return "Unhandled parsed data at";
             default: