[ONOS-3908] Implemetation of YANG container translator.

Change-Id: I9ffcfc4b370edb801dfc90c5394cef787c77641d
diff --git a/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangCase.java b/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangCase.java
index 76b8ca2..bcfa70c 100644
--- a/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangCase.java
+++ b/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangCase.java
@@ -21,6 +21,7 @@
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.ParsableDataType;
+import org.onosproject.yangutils.translator.CachedFileHandle;
 
 /*-
  * Reference RFC 6020.
@@ -336,4 +337,16 @@
         // TODO Auto-generated method stub
 
     }
+
+    @Override
+    public CachedFileHandle getFileHandle() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public void setFileHandle(CachedFileHandle fileHandle) {
+        // TODO Auto-generated method stub
+
+    }
 }