2 files changed, 32 insertions, 2 deletions
diff --git a/models-pap/src/main/java/org/onap/policy/models/pap/persistence/provider/PolicyAuditProvider.java b/models-pap/src/main/java/org/onap/policy/models/pap/persistence/provider/PolicyAuditProvider.java
index c117beefa..8923fb23f 100644
--- a/models-pap/src/main/java/org/onap/policy/models/pap/persistence/provider/PolicyAuditProvider.java
+++ b/models-pap/src/main/java/org/onap/policy/models/pap/persistence/provider/PolicyAuditProvider.java
@@ -59,7 +59,7 @@ public class PolicyAuditProvider {
         BeanValidationResult result = new BeanValidationResult("createAuditRecords", jpaAudits);
 
         int count = 0;
-        for (JpaPolicyAudit jpaAudit: jpaAudits) {
+        for (JpaPolicyAudit jpaAudit : jpaAudits) {
             result.addResult(jpaAudit.validate(String.valueOf(count++)));
         }
 
@@ -126,12 +126,22 @@ public class PolicyAuditProvider {
      */
     @Data
     @Builder
-    protected static class AuditFilter {
+    public static class AuditFilter {
         private String name;
         private String version;
         private AuditAction action;
         private String pdpGroup;
         private Instant fromDate;
         private Instant toDate;
+
+        /**
+         * Check if even still using build(), none of the params were provided.
+         *
+         * @return {@code true} if all empty/null; {@code false} otherwise.
+         */
+        public boolean isEmpty() {
+            return StringUtils.isAllEmpty(name, version, pdpGroup) && action == null && fromDate == null
+                    && toDate == null;
+        }
     }
 }
diff --git a/models-pap/src/test/java/org/onap/policy/models/pap/persistence/provider/PolicyAuditProviderTest.java b/models-pap/src/test/java/org/onap/policy/models/pap/persistence/provider/PolicyAuditProviderTest.java
index da231dc7b..228a3fc01 100644
--- a/models-pap/src/test/java/org/onap/policy/models/pap/persistence/provider/PolicyAuditProviderTest.java
+++ b/models-pap/src/test/java/org/onap/policy/models/pap/persistence/provider/PolicyAuditProviderTest.java
@@ -23,6 +23,7 @@ package org.onap.policy.models.pap.persistence.provider;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertThrows;
 import static org.junit.Assert.assertTrue;
 
@@ -217,6 +218,25 @@ public class PolicyAuditProviderTest {
         }).hasMessageMatching(String.format(FIELD_IS_NULL, "auditFilter"));
     }
 
+    @Test
+    public void testAuditFiltersIsEmpty() {
+        AuditFilter emptyFilter = AuditFilter.builder().build();
+        assertTrue(emptyFilter.isEmpty());
+
+        AuditFilter stringsEmpty =
+                AuditFilter.builder().action(AuditAction.DEPLOYMENT).fromDate(Instant.MIN).toDate(Instant.MAX).build();
+        assertFalse(stringsEmpty.isEmpty());
+
+        AuditFilter filter = AuditFilter.builder().fromDate(Instant.MIN).toDate(Instant.MAX).build();
+        assertFalse(filter.isEmpty());
+        filter = AuditFilter.builder().fromDate(Instant.MIN).build();
+        assertFalse(filter.isEmpty());
+        filter = AuditFilter.builder().toDate(Instant.MAX).build();
+        assertFalse(filter.isEmpty());
+        filter = AuditFilter.builder().name("myPolicy").toDate(Instant.MAX).build();
+        assertFalse(filter.isEmpty());
+    }
+
     private List<PolicyAudit> generatePolicyAudits(Instant date, String group, ToscaConceptIdentifier policy) {
         // @formatter:off
         PolicyAudit deploy = PolicyAudit.builder()