Rename #getNumber -> #getPortNumber

- Part of ONOS-1564

Change-Id: I3c082c384564920c7b5baa8ba74a1cb534f64f6d
diff --git a/src/main/java/net/onrc/onos/core/intent/PathIntentMap.java b/src/main/java/net/onrc/onos/core/intent/PathIntentMap.java
index 7b93acc..2469f99 100644
--- a/src/main/java/net/onrc/onos/core/intent/PathIntentMap.java
+++ b/src/main/java/net/onrc/onos/core/intent/PathIntentMap.java
@@ -35,7 +35,7 @@
      */
     private HashSet<PathIntent> get(SwitchPort swPort) {
         Dpid dpid = swPort.getDpid();
-        PortNumber port = swPort.getNumber();
+        PortNumber port = swPort.getPortNumber();
         HashMap<PortNumber, HashSet<PathIntent>> portToIntents = intents.get(dpid);
         if (portToIntents == null) {
             portToIntents = new HashMap<>();
@@ -103,7 +103,7 @@
     public Collection<PathIntent> getIntentsByLink(LinkEvent linkEvent) {
         return getIntentsByPort(
                 linkEvent.getSrc().getDpid(),
-                linkEvent.getSrc().getNumber());
+                linkEvent.getSrc().getPortNumber());
     }
 
     /**