VOL-2901 Unit tests and necessary updates on stats manager
in the scope of VOL-2796

Change-Id: I95d6fd0241d2c54a5a122d58917c6dc45e5abcf7
diff --git a/api/src/main/java/org/opencord/cordmcast/CordMcastStatisticsService.java b/api/src/main/java/org/opencord/cordmcast/CordMcastStatisticsService.java
index 3ab6f09..9b9ba71 100644
--- a/api/src/main/java/org/opencord/cordmcast/CordMcastStatisticsService.java
+++ b/api/src/main/java/org/opencord/cordmcast/CordMcastStatisticsService.java
@@ -27,5 +27,11 @@
      * To set current vlanValue in Statistics Service.
      * @param vlanValue current vlan value.
      */
-    public void setVlanValue(VlanId vlanValue);
+    void setVlanValue(VlanId vlanValue);
+
+    /**
+     * To set current innerVlanValue in Statistics Service.
+     * @param innerVlanValue current inner vlan value.
+     */
+    void setInnerVlanValue(VlanId innerVlanValue);
 }