REST API for flow summary /wm/flow/getsummary/{0}/{0}/json
Check network map for missing link even on update link in link discovery to address issue 249
Only the master controller should delete links to address issue 249
diff --git a/src/main/java/net/floodlightcontroller/flowcache/IFlowService.java b/src/main/java/net/floodlightcontroller/flowcache/IFlowService.java
index 48477f1..41c0f57 100644
--- a/src/main/java/net/floodlightcontroller/flowcache/IFlowService.java
+++ b/src/main/java/net/floodlightcontroller/flowcache/IFlowService.java
@@ -68,6 +68,15 @@
     ArrayList<FlowPath> getAllFlows(DataPathEndpoints dataPathEndpoints);
 
     /**
+     * Get summary of all installed flows by all installers.
+     *
+     * @param flowId: starting flow Id of the range
+     * @param maxFlows: number of flows to return
+     * @return the Flow Paths if found, otherwise null.
+     */
+    ArrayList<FlowPath> getAllFlowsSummary(FlowId flowId, int maxFlows);
+    
+    /**
      * Get all installed flows by all installers.
      *
      * @return the Flow Paths if found, otherwise null.