replace hashCode function with compareTo

Issue-ID: POLICY-1600
Change-Id: If660cbe84424e492b6db3ab11ef97b37f046b3aa
Signed-off-by: Henry.Sun <henry.a.sun@est.tech>

2 files changed, 2 insertions, 2 deletions

diff --git a/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdp.java b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdp.java
index 528d6fbe7..7d90c03b1 100644
--- a/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdp.java
+++ b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdp.java
@@ -210,7 +210,7 @@ public class JpaPdp extends PfConcept implements PfAuthorative<Pdp>, Serializabl
             return 0;
         }
         if (getClass() != otherConcept.getClass()) {
-            return this.hashCode() - otherConcept.hashCode();
+            return getClass().getName().compareTo(otherConcept.getClass().getName());
         }
 
         final JpaPdp other = (JpaPdp) otherConcept;
diff --git a/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpSubGroup.java b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpSubGroup.java
index f0ff4a6c2..723d427de 100644
--- a/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpSubGroup.java
+++ b/models-pdp/src/main/java/org/onap/policy/models/pdp/persistence/concepts/JpaPdpSubGroup.java
@@ -360,7 +360,7 @@ public class JpaPdpSubGroup extends PfConcept implements PfAuthorative<PdpSubGro
             return 0;
         }
         if (getClass() != otherConcept.getClass()) {
-            return this.hashCode() - otherConcept.hashCode();
+            return getClass().getName().compareTo(otherConcept.getClass().getName());
         }
 
         final JpaPdpSubGroup other = (JpaPdpSubGroup) otherConcept;