Use unique counter name for DistributedTeTopologyStore counter

Change-Id: Ibb2339728c46a3bb6d297a2569e034c312e7cc62
diff --git a/apps/tetopology/app/src/main/java/org/onosproject/tetopology/management/impl/DistributedTeTopologyStore.java b/apps/tetopology/app/src/main/java/org/onosproject/tetopology/management/impl/DistributedTeTopologyStore.java
index 69e533a..ecfb25c 100644
--- a/apps/tetopology/app/src/main/java/org/onosproject/tetopology/management/impl/DistributedTeTopologyStore.java
+++ b/apps/tetopology/app/src/main/java/org/onosproject/tetopology/management/impl/DistributedTeTopologyStore.java
@@ -136,6 +136,7 @@
     extends AbstractStore<TeTopologyEvent, TeTopologyStoreDelegate>
     implements TeTopologyStore {
     private static final String STORE_NAME = "TE_NETWORK_TOPOLOGY_STORE";
+    private static final String COUNTER_NAME = "TeTopology-TeTopologyId";
     private static final String TETOPOLOGYKEY_INTERNALTETOPOLOGY = "TeTopologyKey-InternalTeTopology";
     private static final String NETWORKID_NETWORK = "NetworkId-InternalNetwork";
     private static final String TENODEKEY_INTERNALTENODE = "TeNodeKey-InternalTeNode";
@@ -338,7 +339,7 @@
                   .build();
         ttpMap = ttpConsistentMap.asJavaMap();
 
-        nextTeTopologyId = storageService.getAtomicCounter("COUNTER_NAME");
+        nextTeTopologyId = storageService.getAtomicCounter(COUNTER_NAME);
         log.info("Started");
     }