diff --git a/src/main/java/net/floodlightcontroller/core/IOF13Switch.java b/src/main/java/net/floodlightcontroller/core/IOF13Switch.java
index 6ad24ec..9e1b95a 100644
--- a/src/main/java/net/floodlightcontroller/core/IOF13Switch.java
+++ b/src/main/java/net/floodlightcontroller/core/IOF13Switch.java
@@ -35,7 +35,7 @@
      * Pushes a collection of flows to the switch, at the same time. Can result
      * in better performance, when compared to sending flows one at a time using
      * {@link pushFlow}, especially if the number of flows is large.
-     * 
+     *
      * @param matchActionOps a collection of information required to create a
      *        flowmod
      * @throws IOException
@@ -43,6 +43,7 @@
     public void pushFlows(Collection<MatchActionOperationEntry> matchActionOps)
             throws IOException;
 
+
     // ****************************
     // Group related
     // ****************************