Sketching more topology related stuff.
diff --git a/net/api/src/main/java/org/onlab/onos/net/device/DeviceEvent.java b/net/api/src/main/java/org/onlab/onos/net/device/DeviceEvent.java
index 10b3b19..0a33777 100644
--- a/net/api/src/main/java/org/onlab/onos/net/device/DeviceEvent.java
+++ b/net/api/src/main/java/org/onlab/onos/net/device/DeviceEvent.java
@@ -105,7 +105,7 @@
      *
      * @return port subject or null if the event is not port specific.
      */
-    Port port() {
+    public Port port() {
         return port;
     }