X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=models-base%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fpolicy%2Fmodels%2Fbase%2FPfKeyUse.java;h=f9141cc2796389b38407915abecf68d6b9cb0819;hb=refs%2Fchanges%2F05%2F136005%2F1;hp=b753bb14a5a954a05bec92be19c73f448f960c31;hpb=d19537308cbdce440c1faf819eb586983d0a67c9;p=policy%2Fmodels.git

diff --git a/models-base/src/main/java/org/onap/policy/models/base/PfKeyUse.java b/models-base/src/main/java/org/onap/policy/models/base/PfKeyUse.java
index b753bb14a..f9141cc27 100644
--- a/models-base/src/main/java/org/onap/policy/models/base/PfKeyUse.java
+++ b/models-base/src/main/java/org/onap/policy/models/base/PfKeyUse.java
@@ -1,6 +1,6 @@
 /*-
  * ============LICENSE_START=======================================================
- *  Copyright (C) 2019 Nordix Foundation.
+ *  Copyright (C) 2019, 2023 Nordix Foundation.
  *  Modifications Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -21,6 +21,7 @@
 
 package org.onap.policy.models.base;
 
+import java.io.Serial;
 import java.util.List;
 import lombok.EqualsAndHashCode;
 import lombok.Getter;
@@ -41,6 +42,7 @@ import org.onap.policy.models.base.validation.annotations.VerifyKey;
 @EqualsAndHashCode(callSuper = false)
 @ToString
 public class PfKeyUse extends PfKey {
+    @Serial
     private static final long serialVersionUID = 2007147220109881705L;
 
     @VerifyKey
@@ -139,7 +141,7 @@ public class PfKeyUse extends PfKey {
     }
 
     @Override
-    public int compareTo(final PfConcept otherObj) {
+    public int compareTo(@NonNull final PfConcept otherObj) {
         Assertions.argumentNotNull(otherObj, "comparison object may not be null");
 
         if (this == otherObj) {