[ONOS-5142] [ONOS-5137] defect fixes

Change-Id: I2856a7a41b242b16c981915dd97986aa9c6ab676
diff --git a/plugin/src/main/java/org/onosproject/yangutils/parser/impl/listeners/GroupingListener.java b/plugin/src/main/java/org/onosproject/yangutils/parser/impl/listeners/GroupingListener.java
index fd2ac3d..d644345 100644
--- a/plugin/src/main/java/org/onosproject/yangutils/parser/impl/listeners/GroupingListener.java
+++ b/plugin/src/main/java/org/onosproject/yangutils/parser/impl/listeners/GroupingListener.java
@@ -121,7 +121,7 @@
 
             YangGrouping groupingNode = getYangGroupingNode(JAVA_GENERATION);
             groupingNode.setName(identifier);
-
+            groupingNode.setGroupingDepth(listener.getGroupingDepth());
             YangNode curNode = (YangNode) curData;
             try {
                 curNode.addChild(groupingNode);