stats are being sent; now handle them
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowEventListener.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowEventListener.java
new file mode 100644
index 0000000..3fbacc7
--- /dev/null
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/OpenFlowEventListener.java
@@ -0,0 +1,17 @@
+package org.onlab.onos.openflow.controller;
+
+import org.projectfloodlight.openflow.protocol.OFMessage;
+
+
+/**
+ * Notifies providers about openflow msg events.
+ */
+public interface OpenFlowEventListener {
+
+    /**
+     * Handles the message event.
+     *
+     * @param msg the message
+     */
+    public void handleMessage(Dpid dpid, OFMessage msg);
+}