commit 88c59985b3ea6bbf6e680baf724a086b06fd5503
author Andrea Campanella <andrea@opennetwokring.org> Tue Jan 30 16:19:35 2018 +0100
committer Andrea Campanella <andrea@opennetworking.org> Tue Jan 30 15:38:03 2018 +0000
tree 38a156a08e9eb64b58a40efc3e1c4a7e07828019
parent d2b7c1fb6955f8f956d718fb4763682154cc4425

T3 - Fixing NPE for flow rules

Change-Id: I691236b016d41bf105a61219032d1898a01c7591
(cherry picked from commit 8b60903155f6c484644295cb0c2a6ae62bbb2666)

apps/t3/src/main/java/org/onosproject/t3/api/StaticPacketTrace.java

diff --git a/apps/t3/src/main/java/org/onosproject/t3/api/StaticPacketTrace.java b/apps/t3/src/main/java/org/onosproject/t3/api/StaticPacketTrace.java
index cfc6371..e56035d 100644
--- a/apps/t3/src/main/java/org/onosproject/t3/api/StaticPacketTrace.java
+++ b/apps/t3/src/main/java/org/onosproject/t3/api/StaticPacketTrace.java
@@ -16,6 +16,7 @@
 
 package org.onosproject.t3.api;
 
+import com.google.common.collect.ImmutableList;
 import org.onosproject.net.ConnectPoint;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.flow.FlowEntry;
@@ -151,7 +152,7 @@
      * @return the flows matched
      */
     public List<FlowEntry> getFlowsForDevice(DeviceId deviceId) {
-        return flowsForDevice.get(deviceId);
+        return flowsForDevice.getOrDefault(deviceId, ImmutableList.of());
     }
 
     @Override