From f5aa814e4054827db30643863e18a29e6606c749 Mon Sep 17 00:00:00 2001
From: Kanzhe Jiang <kanzhe.jiang@bigswitch.com>
Date: Tue, 5 Jun 2012 15:38:37 -0700
Subject: [PATCH] More documentation in the new topologyService method,
 getLastLinkUpdates()

---
 .../floodlightcontroller/topology/ITopologyService.java    | 7 ++++---
 .../net/floodlightcontroller/topology/TopologyManager.java | 2 +-
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/main/java/net/floodlightcontroller/topology/ITopologyService.java b/src/main/java/net/floodlightcontroller/topology/ITopologyService.java
index 96a729c38..6b38f60be 100644
--- a/src/main/java/net/floodlightcontroller/topology/ITopologyService.java
+++ b/src/main/java/net/floodlightcontroller/topology/ITopologyService.java
@@ -185,9 +185,10 @@ public interface ITopologyService extends IFloodlightService  {
     public Set<NodePortTuple> getBlockedPorts();
     
     /**
-     * Returns a set of link updates, which had been applied
-     * in computing the new topology.
+     * ITopologyListener provides topologyChanged notification, 
+     * but not *what* the changes were.  
+     * This method returns the delta in the linkUpdates between the current and the previous topology instance.
      * @return
      */
-    public Set<LDUpdate> getAppliedLinkUpdates();
+    public Set<LDUpdate> getLastLinkUpdates();
 }
diff --git a/src/main/java/net/floodlightcontroller/topology/TopologyManager.java b/src/main/java/net/floodlightcontroller/topology/TopologyManager.java
index 54aafaa25..e823e55dc 100644
--- a/src/main/java/net/floodlightcontroller/topology/TopologyManager.java
+++ b/src/main/java/net/floodlightcontroller/topology/TopologyManager.java
@@ -429,7 +429,7 @@ public class TopologyManager implements
     }
 
     @Override
-    public Set<LDUpdate> getAppliedLinkUpdates() {
+    public Set<LDUpdate> getLastLinkUpdates() {
     	return appliedUpdates;
     }
     ////////////////////////////////////////////////////////////////////////
-- 
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