X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=PolicyEngineUtils%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fpolicy%2Fstd%2FStdPDPNotification.java;h=54b9bb0f6d2f896bab959bc1fed26c737f08032f;hb=7a0d068cd318eedce284c48dd46faccf2f5335ec;hp=1640fe8db837d736e8b258dbd170e74497d5bdf7;hpb=85e767c65b23a1fef35e5a0199a57bf755070815;p=policy%2Fengine.git

diff --git a/PolicyEngineUtils/src/main/java/org/onap/policy/std/StdPDPNotification.java b/PolicyEngineUtils/src/main/java/org/onap/policy/std/StdPDPNotification.java
index 1640fe8db..54b9bb0f6 100644
--- a/PolicyEngineUtils/src/main/java/org/onap/policy/std/StdPDPNotification.java
+++ b/PolicyEngineUtils/src/main/java/org/onap/policy/std/StdPDPNotification.java
@@ -21,6 +21,7 @@
 package org.onap.policy.std;
 
 import java.util.Collection;
+import java.util.Collections;
 import java.util.HashSet;
 import org.onap.policy.api.LoadedPolicy;
 import org.onap.policy.api.NotificationType;
@@ -42,7 +43,7 @@ public class StdPDPNotification implements PDPNotification {
             removed.addAll(removedPolicies);
             return this.removed;
         }
-        return null;
+        return Collections.emptyList();
     }
 
     @Override
@@ -52,7 +53,7 @@ public class StdPDPNotification implements PDPNotification {
             updated.addAll(loadedPolicies);
             return updated;
         }
-        return null;
+        return Collections.emptyList();
     }
 
     @Override