Merge "Add PfConceptKey.isVersionNull()"

diff --git a/models-base/src/main/java/org/onap/policy/models/base/PfConceptKey.java b/models-base/src/main/java/org/onap/policy/models/base/PfConceptKey.java
index 84239e5..ee476e3 100644 (file)
--- a/models-base/src/main/java/org/onap/policy/models/base/PfConceptKey.java
+++ b/models-base/src/main/java/org/onap/policy/models/base/PfConceptKey.java
@@ -1,6 +1,7 @@
-/*-
+/*
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2019 Nordix Foundation.
+ *  ModificationsCopyright (C) 2019 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -134,6 +135,15 @@ public class PfConceptKey extends PfKey {
         return this.equals(PfConceptKey.getNullKey());
     }
 
+    /**
+     * Determines if the version is "null".
+     *
+     * @return {@code true} if the version is null, {@code false} otherwise
+     */
+    public boolean isNullVersion() {
+        return PfKey.NULL_KEY_VERSION.equals(getVersion());
+    }
+
     @Override
     public PfKey.Compatibility getCompatibility(@NonNull final PfKey otherKey) {
         if (!(otherKey instanceof PfConceptKey)) {