Sonar fixes for policy/distribution

Change-Id: Ia48406096706daaa6a98985c488b4055276863d3
Issue-ID: POLICY-2713
Signed-off-by: uj426b <uj426b@att.com>

2 files changed, 13 insertions, 16 deletions

diff --git a/main/src/test/java/org/onap/policy/distribution/main/parameters/TestDistributionParameterHandler.java b/main/src/test/java/org/onap/policy/distribution/main/parameters/TestDistributionParameterHandler.java
index a789569b..89d7c656 100644
--- a/main/src/test/java/org/onap/policy/distribution/main/parameters/TestDistributionParameterHandler.java
+++ b/main/src/test/java/org/onap/policy/distribution/main/parameters/TestDistributionParameterHandler.java
@@ -2,6 +2,7 @@
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2018 Ericsson. All rights reserved.
  *  Modifications Copyright (C) 2020 Nordix Foundation
+ *  Modifications Copyright (C) 2020 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.
@@ -105,11 +106,9 @@ public class TestDistributionParameterHandler {
             { "-c", "parameters/NoParameters.json" };
 
         final DistributionCommandLineArguments noArguments = new DistributionCommandLineArguments();
+        final DistributionParameterHandler paramHandler = new DistributionParameterHandler();
         noArguments.parse(noArgumentString);
-
-        assertThatThrownBy(() ->
-            new DistributionParameterHandler().getParameters(noArguments)
-        ).isInstanceOf(ParameterRuntimeException.class)
+        assertThatThrownBy(() -> paramHandler.getParameters(noArguments)).isInstanceOf(ParameterRuntimeException.class)
             .hasMessageContaining("map parameter \"receptionHandlerParameters\" is null");
     }
 
@@ -209,11 +208,10 @@ public class TestDistributionParameterHandler {
             { "-c", "parameters/DistributionConfigParameters_NoReceptionHandler.json" };
 
         final DistributionCommandLineArguments arguments = new DistributionCommandLineArguments();
+        final DistributionParameterHandler paramHandler = new DistributionParameterHandler();
         arguments.parse(distributionConfigParameters);
 
-        assertThatThrownBy(() ->
-            new DistributionParameterHandler().getParameters(arguments)
-        ).isInstanceOf(ParameterRuntimeException.class)
+        assertThatThrownBy(() -> paramHandler.getParameters(arguments)).isInstanceOf(ParameterRuntimeException.class)
             .hasMessageContaining("map parameter \"receptionHandlerParameters\" is null");
     }
 
@@ -237,11 +235,10 @@ public class TestDistributionParameterHandler {
             { "-c", "parameters/DistributionConfigParameters_NoPolicyDecoder.json" };
 
         final DistributionCommandLineArguments arguments = new DistributionCommandLineArguments();
+        final DistributionParameterHandler paramHandler = new DistributionParameterHandler();
         arguments.parse(distributionConfigParameters);
 
-        assertThatThrownBy(() ->
-            new DistributionParameterHandler().getParameters(arguments)
-        ).isInstanceOf(ParameterRuntimeException.class)
+        assertThatThrownBy(() -> paramHandler.getParameters(arguments)).isInstanceOf(ParameterRuntimeException.class)
             .hasMessageContaining("map parameter \"policyDecoders\" is null");
     }
 
@@ -251,11 +248,10 @@ public class TestDistributionParameterHandler {
             { "-c", "parameters/DistributionConfigParameters_NoPolicyForwarder.json" };
 
         final DistributionCommandLineArguments arguments = new DistributionCommandLineArguments();
+        final DistributionParameterHandler paramHandler = new DistributionParameterHandler();
         arguments.parse(distributionConfigParameters);
 
-        assertThatThrownBy(() ->
-            new DistributionParameterHandler().getParameters(arguments)
-        ).isInstanceOf(ParameterRuntimeException.class)
+        assertThatThrownBy(() -> paramHandler.getParameters(arguments)).isInstanceOf(ParameterRuntimeException.class)
             .hasMessageContaining("map parameter \"policyForwarders\" is null");
     }
 
diff --git a/main/src/test/java/org/onap/policy/distribution/main/startstop/TestMain.java b/main/src/test/java/org/onap/policy/distribution/main/startstop/TestMain.java
index e5d03aaf..f6ddbe99 100644
--- a/main/src/test/java/org/onap/policy/distribution/main/startstop/TestMain.java
+++ b/main/src/test/java/org/onap/policy/distribution/main/startstop/TestMain.java
@@ -23,6 +23,7 @@ package org.onap.policy.distribution.main.startstop;
 
 import static org.assertj.core.api.Assertions.assertThatCode;
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 
 import org.junit.Test;
@@ -51,7 +52,7 @@ public class TestMain {
         final String[] distributionConfigParameters =
         {};
         final Main main = new Main(distributionConfigParameters);
-        assertTrue(main.getParameters() == null);
+        assertNull(main.getParameters());
     }
 
     @Test
@@ -59,7 +60,7 @@ public class TestMain {
         final String[] distributionConfigParameters =
         { "parameters/DistributionConfigParameters.json" };
         final Main main = new Main(distributionConfigParameters);
-        assertTrue(main.getParameters() == null);
+        assertNull(main.getParameters());
     }
 
     @Test
@@ -76,6 +77,6 @@ public class TestMain {
         final String[] distributionConfigParameters =
         { "-c", "parameters/DistributionConfigParameters_InvalidName.json" };
         final Main main = new Main(distributionConfigParameters);
-        assertTrue(main.getParameters() == null);
+        assertNull(main.getParameters());
     }
 }