DistributedFlowRuleStore: getFlowEntries should never return null

resoves ONOS-478 Change-Id: I3fd84088afd9c9f616858037829cac70708cc66e

DistributedFlowRuleStore: getFlowEntries should never return null
resoves ONOS-478 Change-Id: I3fd84088afd9c9f616858037829cac70708cc66e
Yuta HIGUCHI · Gerrit Code Review
Commit 24f79eb3f3a97f268c04342f86018bf34d0e2e26 24f79eb3 1 parent 800fac66
Showing 1 changed file with 1 additions and 1 deletions
core/store/dist/src/main/java/org/onosproject/store/flow/impl/DistributedFlowRuleStore.java
--- a/core/store/dist/src/main/java/org/onosproject/store/flow/impl/DistributedFlowRuleStore.java
View file @24f79eb
+++ b/core/store/dist/src/main/java/org/onosproject/store/flow/impl/DistributedFlowRuleStore.java
View file @24f79eb
@@ -330,7 +330,7 @@ public class DistributedFlowRuleStore
         } catch (IOException | TimeoutException | ExecutionException | InterruptedException e) {
             log.warn("Unable to fetch flow store contents from {}", replicaInfo.master().get());
         }
-         return null;
+         return Collections.emptyList();
     }
 
     private Set<FlowEntry> getFlowEntriesInternal(DeviceId deviceId) {