Use LinkEvent class instead of Link class for elements of Path

Change-Id: Iaf40f6e21d7cc411476909d3a3f32746787e16a6
diff --git a/src/test/java/net/onrc/onos/intent/runtime/UseCaseTest.java b/src/test/java/net/onrc/onos/intent/runtime/UseCaseTest.java
index d02cdee..02703fc 100644
--- a/src/test/java/net/onrc/onos/intent/runtime/UseCaseTest.java
+++ b/src/test/java/net/onrc/onos/intent/runtime/UseCaseTest.java
@@ -74,7 +74,7 @@
 			PathIntent pathIntent = (PathIntent)intent;
 			System.out.println("Parent intent: " + pathIntent.getParentIntent().toString());
 			System.out.println("Path:");
-			for (LinkEvent linkEvent: pathIntent.getPathByLinkEvent()) {
+			for (LinkEvent linkEvent: pathIntent.getPath()) {
 				System.out.println(linkEvent);
 			}
 		}
@@ -152,7 +152,7 @@
 		showResult((PathIntentMap) runtime1.getPathIntents());
 		System.out.println(runtime2.getPlan());
 	}
-	
+
 	@Test
 	public void rerouteShortestPaths() throws FloodlightModuleException {
 		// create shortest path intents
@@ -187,6 +187,6 @@
 
 		// show results step2
 		showResult((PathIntentMap) runtime1.getPathIntents());
-		System.out.println(runtime2.getPlan());		
+		System.out.println(runtime2.getPlan());
 	}
 }