Fixing sonar issues in xacml-pdp

Issue-ID: POLICY-3900
Signed-off-by: isaac <isaac.adorno@att.com>
Change-Id: I29d22d1c6b690204270d87fff6ce42d9d00cef6a

7 files changed, 23 insertions, 22 deletions

diff --git a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/OnapObligation.java b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/OnapObligation.java
index 4febd212..d6c744cb 100644
--- a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/OnapObligation.java
+++ b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/OnapObligation.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP
  * ================================================================================
- * Copyright (C) 2019-2021 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2019-2022 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.
@@ -27,6 +27,7 @@ import com.att.research.xacml.api.Identifier;
 import com.att.research.xacml.api.Obligation;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
+import java.util.Collections;
 import java.util.Map;
 import lombok.AccessLevel;
 import lombok.Getter;
@@ -103,7 +104,7 @@ public class OnapObligation {
     @SuppressWarnings("unchecked")
     public Map<String, Object> getPolicyContentAsMap() {
         if (this.policyContent == null) {
-            return null;
+            return Collections.emptyMap();
         }
         return gson.fromJson(this.policyContent, Map.class);
     }
diff --git a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/std/StdCombinedPolicyResultsTranslator.java b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/std/StdCombinedPolicyResultsTranslator.java
index 5bf9151e..2a4574eb 100644
--- a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/std/StdCombinedPolicyResultsTranslator.java
+++ b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/std/StdCombinedPolicyResultsTranslator.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP
  * ================================================================================
- * Copyright (C) 2019-2021 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2019-2022 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.
@@ -186,7 +186,7 @@ public class StdCombinedPolicyResultsTranslator extends StdBaseTranslator {
         // Sanity check that we got the attributes we care about. NOTE: This translator
         // ensures that these are set when convertPolicy is called.
         //
-        if (! Strings.isNullOrEmpty(policyId) && policyContent != null) {
+        if (! Strings.isNullOrEmpty(policyId) && !policyContent.isEmpty()) {
             decisionResponse.getPolicies().put(policyId, policyContent);
         } else {
             LOGGER.error("Missing obligation policyId {} or policyContent {}", policyId,
diff --git a/applications/common/src/test/java/org/onap/policy/pdp/xacml/application/common/std/StdBaseTranslatorTest.java b/applications/common/src/test/java/org/onap/policy/pdp/xacml/application/common/std/StdBaseTranslatorTest.java
index b8a1d18a..6e60fe75 100644
--- a/applications/common/src/test/java/org/onap/policy/pdp/xacml/application/common/std/StdBaseTranslatorTest.java
+++ b/applications/common/src/test/java/org/onap/policy/pdp/xacml/application/common/std/StdBaseTranslatorTest.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP
  * ================================================================================
- * Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2019-2022 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.
@@ -127,7 +127,7 @@ public class StdBaseTranslatorTest {
         assertNull(translator.convertRequest(null));
 
         assertThat(translator.generateAnyOfForPolicyType("foo.bar")).isNotNull();
-        assertThat(translator.generateAnyOfForPolicyType("foo.bar").getAllOf().size()).isEqualTo(1);
+        assertThat(translator.generateAnyOfForPolicyType("foo.bar").getAllOf()).hasSize(1);
 
         assertThat(translator.generateConditionForPolicyType("foo.bar")).isNotNull();
         assertThat(translator.generateConditionForPolicyType("foo.bar").getExpression()).isNotNull();
@@ -139,28 +139,28 @@ public class StdBaseTranslatorTest {
 
         translator.addObligation(policySet, "policy.id", policyJson, 0, "foo.bar");
 
-        assertThat(policySet.getObligationExpressions().getObligationExpression().size()).isEqualTo(1);
+        assertThat(policySet.getObligationExpressions().getObligationExpression()).hasSize(1);
         assertThat(policySet.getObligationExpressions().getObligationExpression().get(0)
-                .getAttributeAssignmentExpression().size()).isEqualTo(4);
+                .getAttributeAssignmentExpression()).hasSize(4);
 
         PolicyType policy = new PolicyType();
         translator.addObligation(policy, null, policyJson, null, null);
 
-        assertThat(policy.getObligationExpressions().getObligationExpression().size()).isEqualTo(1);
+        assertThat(policy.getObligationExpressions().getObligationExpression()).hasSize(1);
         assertThat(policy.getObligationExpressions().getObligationExpression().get(0)
-                .getAttributeAssignmentExpression().size()).isEqualTo(1);
+                .getAttributeAssignmentExpression()).hasSize(1);
 
         RuleType rule = new RuleType();
         translator.addObligation(rule, "policy.id", null, null, "foo.bar");
 
-        assertThat(rule.getObligationExpressions().getObligationExpression().size()).isEqualTo(1);
+        assertThat(rule.getObligationExpressions().getObligationExpression()).hasSize(1);
         assertThat(rule.getObligationExpressions().getObligationExpression().get(0)
-                .getAttributeAssignmentExpression().size()).isEqualTo(2);
+                .getAttributeAssignmentExpression()).hasSize(2);
 
         rule = new RuleType();
         translator.addObligation(rule, null, null, null, null);
 
-        assertThat(rule.getObligationExpressions().getObligationExpression().size()).isEqualTo(1);
+        assertThat(rule.getObligationExpressions().getObligationExpression()).hasSize(1);
         assertThat(rule.getObligationExpressions().getObligationExpression().get(0)
                 .getAttributeAssignmentExpression()).isEmpty();
 
diff --git a/applications/guard/src/test/java/org/onap/policy/xacml/pdp/application/guard/GuardPdpApplicationTest.java b/applications/guard/src/test/java/org/onap/policy/xacml/pdp/application/guard/GuardPdpApplicationTest.java
index 29d9e7f3..5cdb6abf 100644
--- a/applications/guard/src/test/java/org/onap/policy/xacml/pdp/application/guard/GuardPdpApplicationTest.java
+++ b/applications/guard/src/test/java/org/onap/policy/xacml/pdp/application/guard/GuardPdpApplicationTest.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP
  * ================================================================================
- * Copyright (C) 2019-2021 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2019-2022 AT&T Intellectual Property. All rights reserved.
  * Modifications Copyright (C) 2021 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -216,14 +216,14 @@ public class GuardPdpApplicationTest {
         //
         // Decisions
         //
-        assertThat(service.actionDecisionsSupported().size()).isEqualTo(1);
+        assertThat(service.actionDecisionsSupported()).hasSize(1);
         assertThat(service.actionDecisionsSupported()).contains("guard");
         //
         // Ensure it has the supported policy types and
         // can support the correct policy types.
         //
         assertThat(service.supportedPolicyTypes()).isNotEmpty();
-        assertThat(service.supportedPolicyTypes().size()).isEqualTo(5);
+        assertThat(service.supportedPolicyTypes()).hasSize(5);
         assertThat(service.canSupportPolicyType(
                 new ToscaConceptIdentifier("onap.policies.controlloop.guard.common.FrequencyLimiter", "1.0.0")))
                         .isTrue();
diff --git a/applications/match/src/test/java/org/onap/policy/xacml/pdp/application/match/MatchPdpApplicationTest.java b/applications/match/src/test/java/org/onap/policy/xacml/pdp/application/match/MatchPdpApplicationTest.java
index a855f3e2..b022bca1 100644
--- a/applications/match/src/test/java/org/onap/policy/xacml/pdp/application/match/MatchPdpApplicationTest.java
+++ b/applications/match/src/test/java/org/onap/policy/xacml/pdp/application/match/MatchPdpApplicationTest.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP
  * ================================================================================
- * Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2020-2022 AT&T Intellectual Property. All rights reserved.
  * Modifications Copyright (C) 2021 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -142,7 +142,7 @@ public class MatchPdpApplicationTest {
         //
         // Decisions
         //
-        assertThat(service.actionDecisionsSupported().size()).isEqualTo(1);
+        assertThat(service.actionDecisionsSupported()).hasSize(1);
         assertThat(service.actionDecisionsSupported()).contains("match");
         //
         // Ensure it has the supported policy types and
diff --git a/applications/naming/src/test/java/org/onap/policy/xacml/pdp/application/naming/NamingPdpApplicationTest.java b/applications/naming/src/test/java/org/onap/policy/xacml/pdp/application/naming/NamingPdpApplicationTest.java
index 0c567e11..aa8fde41 100644
--- a/applications/naming/src/test/java/org/onap/policy/xacml/pdp/application/naming/NamingPdpApplicationTest.java
+++ b/applications/naming/src/test/java/org/onap/policy/xacml/pdp/application/naming/NamingPdpApplicationTest.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP
  * ================================================================================
- * Copyright (C) 2019-2021 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2019-2022 AT&T Intellectual Property. All rights reserved.
  * Modifications Copyright (C) 2021 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -148,7 +148,7 @@ public class NamingPdpApplicationTest {
         //
         // Decisions
         //
-        assertThat(service.actionDecisionsSupported().size()).isEqualTo(1);
+        assertThat(service.actionDecisionsSupported()).hasSize(1);
         assertThat(service.actionDecisionsSupported()).contains("naming");
         //
         // Ensure it has the supported policy types and
diff --git a/applications/optimization/src/test/java/org/onap/policy/xacml/pdp/application/optimization/OptimizationPdpApplicationTest.java b/applications/optimization/src/test/java/org/onap/policy/xacml/pdp/application/optimization/OptimizationPdpApplicationTest.java
index 9c922941..f9fe8728 100644
--- a/applications/optimization/src/test/java/org/onap/policy/xacml/pdp/application/optimization/OptimizationPdpApplicationTest.java
+++ b/applications/optimization/src/test/java/org/onap/policy/xacml/pdp/application/optimization/OptimizationPdpApplicationTest.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP
  * ================================================================================
- * Copyright (C) 2019-2021 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2019-2022 AT&T Intellectual Property. All rights reserved.
  * Modifications Copyright (C) 2019-2021 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -170,7 +170,7 @@ public class OptimizationPdpApplicationTest {
         //
         // Does it return the correct decisions
         //
-        assertThat(service.actionDecisionsSupported().size()).isEqualTo(1);
+        assertThat(service.actionDecisionsSupported()).hasSize(1);
         assertThat(service.actionDecisionsSupported()).contains("optimize");
         //
         // Ensure it has the supported policy types and