[ONOS-3904] Derived data type and formatting fixes

Change-Id: I1d68899e0056fa0db6322e83f7e9d3ff9b3b1ee0
diff --git a/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangRangeRestriction.java b/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangRangeRestriction.java
index abbc6c2..88fdb42 100644
--- a/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangRangeRestriction.java
+++ b/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangRangeRestriction.java
@@ -143,7 +143,7 @@
      * @param newInterval restricted length interval.
      * @throws DataModelException data model exception for range restriction.
      */
-    public void addLenghtRestrictionInterval(YangRangeInterval<T> newInterval) throws DataModelException {
+    public void addRangeRestrictionInterval(YangRangeInterval<T> newInterval) throws DataModelException {
 
         checkNotNull(newInterval);
         checkNotNull(newInterval.getStartValue());