Adding more topology manager/store implementation.
diff --git a/core/api/src/main/java/org/onlab/onos/net/topology/TopologyService.java b/core/api/src/main/java/org/onlab/onos/net/topology/TopologyService.java
index 36ee666..7c6be33 100644
--- a/core/api/src/main/java/org/onlab/onos/net/topology/TopologyService.java
+++ b/core/api/src/main/java/org/onlab/onos/net/topology/TopologyService.java
@@ -20,6 +20,13 @@
Topology currentTopology();
/**
+ * Indicates whether the specified topology is the latest or not.
+ * @param topology topology descriptor
+ * @return true if the topology is the most recent; false otherwise
+ */
+ boolean isLatest(Topology topology);
+
+ /**
* Returns the set of clusters in the specified topology.
*
* @param topology topology descriptor