Make return value null-safe

Change-Id: Ia56fac56ef8c036328ef6804386c0f86bd157f8f

Make return value null-safe
Change-Id: Ia56fac56ef8c036328ef6804386c0f86bd157f8f
Sho SHIMIZU · Gerrit Code Review
Commit 27e1b923ac65188ca9f6bc17c56ff77d62e031bc 27e1b923 1 parent 35239731
Showing 1 changed file with 2 additions and 2 deletions
core/store/dist/src/main/java/org/onosproject/store/intent/impl/GossipIntentStore.java
--- a/core/store/dist/src/main/java/org/onosproject/store/intent/impl/GossipIntentStore.java
View file @27e1b92
+++ b/core/store/dist/src/main/java/org/onosproject/store/intent/impl/GossipIntentStore.java
View file @27e1b92
@@ -217,8 +217,8 @@ public class GossipIntentStore
                 .map(ControllerNode::id)
                 .filter(node -> !Objects.equals(node, me))
                 .collect(Collectors.toList());
-        if (nodes.size() == 0) {
+        if (nodes.isEmpty()) {
-            return null;
+            return ImmutableList.of();
         }
         return ImmutableList.of(nodes.get(RandomUtils.nextInt(nodes.size())));
     }