2 files changed, 21 insertions, 18 deletions
diff --git a/models-interactions/model-impl/guard/pom.xml b/models-interactions/model-impl/guard/pom.xml
index 71cbf36b3..018cdf54c 100644
--- a/models-interactions/model-impl/guard/pom.xml
+++ b/models-interactions/model-impl/guard/pom.xml
@@ -3,6 +3,7 @@
   ONAP
   ================================================================================
   Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+  Modifications Copyright (C) 2023 Nordix Foundation.
   ================================================================================
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
@@ -18,16 +19,16 @@
   ============LICENSE_END=========================================================
   -->
 
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-  <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.onap.policy.models.policy-models-interactions.model-impl</groupId>
+        <artifactId>model-impl</artifactId>
+        <version>3.0.1-SNAPSHOT</version>
+    </parent>
 
-  <parent>
-    <groupId>org.onap.policy.models.policy-models-interactions.model-impl</groupId>
-    <artifactId>model-impl</artifactId>
-    <version>3.0.0-SNAPSHOT</version>
-  </parent>
-
-  <artifactId>guard</artifactId>
+    <artifactId>guard</artifactId>
 
 </project>
diff --git a/models-interactions/model-impl/guard/src/main/java/org/onap/policy/guard/OperationsHistory.java b/models-interactions/model-impl/guard/src/main/java/org/onap/policy/guard/OperationsHistory.java
index aee57f142..fc36265d5 100644
--- a/models-interactions/model-impl/guard/src/main/java/org/onap/policy/guard/OperationsHistory.java
+++ b/models-interactions/model-impl/guard/src/main/java/org/onap/policy/guard/OperationsHistory.java
@@ -3,7 +3,7 @@
  * ONAP
  * ================================================================================
  * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
- * Modifications Copyright (C) 2021,2023 Nordix Foundation.
+ * Modifications Copyright (C) 2021, 2023 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,16 +23,17 @@
 
 package org.onap.policy.guard;
 
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Index;
+import jakarta.persistence.Table;
+import jakarta.persistence.TableGenerator;
+import java.io.Serial;
 import java.io.Serializable;
 import java.util.Date;
-import javax.persistence.Column;
-import javax.persistence.Entity;
-import javax.persistence.GeneratedValue;
-import javax.persistence.GenerationType;
-import javax.persistence.Id;
-import javax.persistence.Index;
-import javax.persistence.Table;
-import javax.persistence.TableGenerator;
 import lombok.Data;
 
 @Entity
@@ -43,6 +44,7 @@ import lombok.Data;
 @Data
 public class OperationsHistory implements Serializable {
 
+    @Serial
     private static final long serialVersionUID = -551420180714993577L;
 
     @Id