[ONOS-4744] Leafref implementation and UT
Change-Id: I151797185e0bb1695c0640b667ae76ef87c4d4b0
diff --git a/utils/yangutils/datamodel/src/main/java/org/onosproject/yangutils/datamodel/ResolvableType.java b/utils/yangutils/datamodel/src/main/java/org/onosproject/yangutils/datamodel/ResolvableType.java
index 058e947..80ee4a0 100644
--- a/utils/yangutils/datamodel/src/main/java/org/onosproject/yangutils/datamodel/ResolvableType.java
+++ b/utils/yangutils/datamodel/src/main/java/org/onosproject/yangutils/datamodel/ResolvableType.java
@@ -34,5 +34,10 @@
     /**
      * Identifies the if-feature.
      */
-    YANG_IF_FEATURE
+    YANG_IF_FEATURE,
+
+    /**
+     * Identifies the leafref.
+     */
+    YANG_LEAFREF
 }