Fix Java 11/Checkstyle/Sonar warnings

A number of Java 11, checkstyle, and SONAR warnings have crept into the
Apex codebase over the last number of reviews. This change fixes those
issues.

Issue-ID: POLICY-1913
Change-Id: I2afd607e80f48323355380fb2fe5e048e18879f9
Signed-off-by: liamfallon <liam.fallon@est.tech>

4 files changed, 54 insertions, 52 deletions

diff --git a/testsuites/integration/integration-uservice-test/pom.xml b/testsuites/integration/integration-uservice-test/pom.xml
index bfcfc4294..6de0f0cef 100644
--- a/testsuites/integration/integration-uservice-test/pom.xml
+++ b/testsuites/integration/integration-uservice-test/pom.xml
@@ -1,7 +1,7 @@
 <!--
   ============LICENSE_START=======================================================
    Copyright (C) 2018 Ericsson. All rights reserved.
-   Modifications Copyright (C) 2019 Nordix Foundation.
+   Modifications Copyright (C) 2019-2020 Nordix Foundation.
   ================================================================================
   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
@@ -24,7 +24,7 @@
     <modelVersion>4.0.0</modelVersion>
     <parent>
         <groupId>org.onap.policy.apex-pdp.testsuites.integration</groupId>
-        <artifactId>integration</artifactId>
+        <artifactId>apex-integration</artifactId>
         <version>2.3.0-SNAPSHOT</version>
     </parent>
 
diff --git a/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engdep/EngineTestServer.java b/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engdep/EngineTestServer.java
index 585787c28..103704df2 100644
--- a/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engdep/EngineTestServer.java
+++ b/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engdep/EngineTestServer.java
@@ -1,19 +1,20 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
+ *  Modifications Copyright (C) 2020 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- * 
+ *
  *      http://www.apache.org/licenses/LICENSE-2.0
- * 
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- * 
+ *
  * SPDX-License-Identifier: Apache-2.0
  * ============LICENSE_END=========================================================
  */
@@ -200,10 +201,10 @@ public class EngineTestServer implements Runnable, EngineServiceEventInterface {
     }
 
     /**
-     * The listener interface for receiving testApex events. The class that is interested in
-     * processing a testApex event implements this interface, and the object created with that class
-     * is registered with a component using the component's {@code addTestApexListener} method. When
-     * the testApex event occurs, that object's appropriate method is invoked.
+     * The listener interface for receiving testApex events. The class that is interested in processing a testApex event
+     * implements this interface, and the object created with that class is registered with a component using the
+     * component's {@code addTestApexListener} method. When the testApex event occurs, that object's appropriate method
+     * is invoked.
      *
      * <p>This class listens for events from the Apex engine
      *
@@ -245,7 +246,7 @@ public class EngineTestServer implements Runnable, EngineServiceEventInterface {
 
             // CHECKSTYLE:OFF: checkstyle:magicNumber
             assert result.get("TestSlogan").equals("This is a test slogan");
-            assert result.get("TestMatchCase").equals(new Byte((byte) 123));
+            assert result.get("TestMatchCase").equals((byte) 123);
             assert result.get("TestTemperature").equals(34.5445667);
             assert ((byte) result.get("TestMatchCaseSelected") >= 0 && (byte) result.get("TestMatchCaseSelected") <= 3);
             assert ((byte) result.get("TestEstablishCaseSelected") >= 0
diff --git a/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engine/ApexServiceModelUpdateTest.java b/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engine/ApexServiceModelUpdateTest.java
index 3ea4bde84..3a15b3906 100644
--- a/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engine/ApexServiceModelUpdateTest.java
+++ b/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engine/ApexServiceModelUpdateTest.java
@@ -1,19 +1,20 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
+ *  Modifications Copyright (C) 2020 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- * 
+ *
  *      http://www.apache.org/licenses/LICENSE-2.0
- * 
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- * 
+ *
  * SPDX-License-Identifier: Apache-2.0
  * ============LICENSE_END=========================================================
  */
@@ -165,7 +166,7 @@ public class ApexServiceModelUpdateTest {
         } catch (final Exception e) {
             e.printStackTrace();
             assertEquals("start()<-Machine-1_process-1_engine-1-0:0.0.0,STOPPED,  cannot start engine, "
-                            + "engine has not been initialized, its model is not loaded", e.getMessage());
+                    + "engine has not been initialized, its model is not loaded", e.getMessage());
         }
     }
 
@@ -233,8 +234,8 @@ public class ApexServiceModelUpdateTest {
         } catch (final Exception e) {
             System.err.println(e.getMessage());
             assertEquals("apex model update failed, supplied model with key \"INCOMPATIBLE:0.0.1\" is not a compatible "
-                            + "model update from the existing engine model "
-                            + "with key \"SamplePolicyModelJAVASCRIPT:0.0.1\"", e.getMessage());
+                    + "model update from the existing engine model " + "with key \"SamplePolicyModelJAVASCRIPT:0.0.1\"",
+                    e.getMessage());
         }
 
         // Still on old model
@@ -251,8 +252,8 @@ public class ApexServiceModelUpdateTest {
             System.err.println(e.getMessage());
             e.printStackTrace();
             assertEquals("apex model update failed, supplied model with key \"SamplePolicyModelJAVASCRIPT:1.0.1\" "
-                            + "is not a compatible model update from the existing engine model with key "
-                            + "\"SamplePolicyModelJAVASCRIPT:0.0.1\"", e.getMessage());
+                    + "is not a compatible model update from the existing engine model with key "
+                    + "\"SamplePolicyModelJAVASCRIPT:0.0.1\"", e.getMessage());
         }
 
         // Still on old model
@@ -323,7 +324,7 @@ public class ApexServiceModelUpdateTest {
 
     /**
      * Utility method to send some events into the test engine.
-     * 
+     *
      * @throws ApexEventException if there is an error
      */
     private void sendEvents() throws ApexEventException {
@@ -337,13 +338,13 @@ public class ApexServiceModelUpdateTest {
         eventDataMap.put("TestTimestamp", testStartTime.getTime());
         eventDataMap.put("TestTemperature", 34.5445667);
 
-        final ApexEvent event = new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events",
-                        "test", "apex");
+        final ApexEvent event =
+                new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
         event.putAll(eventDataMap);
         engineServiceEventInterface.sendEvent(event);
 
-        final ApexEvent event2 = new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events",
-                        "test", "apex");
+        final ApexEvent event2 =
+                new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
         event2.putAll(eventDataMap);
         engineServiceEventInterface.sendEvent(event2);
 
@@ -388,19 +389,18 @@ public class ApexServiceModelUpdateTest {
             assertTrue(result.getName().startsWith("Event0004") || result.getName().startsWith("Event0104"));
 
             assertTrue(result.get("TestSlogan").equals("This is a test slogan"));
-            assertTrue(result.get("TestMatchCase").equals(new Byte((byte) 123)));
+            assertTrue(result.get("TestMatchCase").equals((byte) 123));
             assertTrue(result.get("TestTemperature").equals(34.5445667));
             assertTrue(((byte) result.get("TestMatchCaseSelected")) >= 0
-                            && ((byte) result.get("TestMatchCaseSelected") <= 3));
+                    && ((byte) result.get("TestMatchCaseSelected") <= 3));
             assertTrue(((byte) result.get("TestEstablishCaseSelected")) >= 0
-                            && ((byte) result.get("TestEstablishCaseSelected") <= 3));
+                    && ((byte) result.get("TestEstablishCaseSelected") <= 3));
             assertTrue(((byte) result.get("TestDecideCaseSelected")) >= 0
-                            && ((byte) result.get("TestDecideCaseSelected") <= 3));
-            assertTrue(((byte) result.get("TestActCaseSelected")) >= 0
-                            && ((byte) result.get("TestActCaseSelected") <= 3));
+                    && ((byte) result.get("TestDecideCaseSelected") <= 3));
+            assertTrue(
+                    ((byte) result.get("TestActCaseSelected")) >= 0 && ((byte) result.get("TestActCaseSelected") <= 3));
         }
     }
-    
 
     /**
      * Gets the model string.
diff --git a/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engine/ApexServiceTest.java b/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engine/ApexServiceTest.java
index 2377cfb91..052f6a2af 100644
--- a/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engine/ApexServiceTest.java
+++ b/testsuites/integration/integration-uservice-test/src/test/java/org/onap/policy/apex/testsuites/integration/uservice/engine/ApexServiceTest.java
@@ -1,6 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
+ *  Modifications Copyright (C) 2020 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -176,14 +177,14 @@ public class ApexServiceTest {
         eventDataMap.put("TestTimestamp", testStartTime.getTime());
         eventDataMap.put("TestTemperature", 34.5445667);
 
-        final ApexEvent event = new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events",
-                        "test", "apex");
+        final ApexEvent event =
+                new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
         event.setExecutionId(System.nanoTime());
         event.putAll(eventDataMap);
         engineServiceEventInterface.sendEvent(event);
 
-        final ApexEvent event2 = new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events",
-                        "test", "apex");
+        final ApexEvent event2 =
+                new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
         event2.setExecutionId(System.nanoTime());
         event2.putAll(eventDataMap);
         engineServiceEventInterface.sendEvent(event2);
@@ -236,8 +237,8 @@ public class ApexServiceTest {
         eventDataMap.put("TestTimestamp", testStartTime.getTime());
         eventDataMap.put("TestTemperature", 34.5445667);
 
-        final ApexEvent event1 = new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events",
-                        "test", "apex");
+        final ApexEvent event1 =
+                new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
         event1.putAll(eventDataMap);
         event1.setExecutionId(System.nanoTime());
 
@@ -258,8 +259,8 @@ public class ApexServiceTest {
             ThreadUtilities.sleep(100);
         }
 
-        final ApexEvent event2 = new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events",
-                        "test", "apex");
+        final ApexEvent event2 =
+                new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
         event2.setExecutionId(System.nanoTime());
         event2.putAll(eventDataMap);
 
@@ -326,14 +327,14 @@ public class ApexServiceTest {
         eventDataMap.put("TestTimestamp", testStartTime.getTime());
         eventDataMap.put("TestTemperature", 34.5445667);
 
-        final ApexEvent event = new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events",
-                        "test", "apex");
+        final ApexEvent event =
+                new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
         event.setExecutionId(System.nanoTime());
         event.putAll(eventDataMap);
         engineServiceEventInterface.sendEvent(event);
 
-        final ApexEvent event2 = new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events",
-                        "test", "apex");
+        final ApexEvent event2 =
+                new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
         event2.setExecutionId(System.nanoTime());
         event2.putAll(eventDataMap);
         engineServiceEventInterface.sendEvent(event2);
@@ -386,8 +387,8 @@ public class ApexServiceTest {
         eventDataMap.put("TestTimestamp", testStartTime.getTime());
         eventDataMap.put("TestTemperature", 34.5445667);
 
-        final ApexEvent event1 = new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events",
-                        "test", "apex");
+        final ApexEvent event1 =
+                new ApexEvent("Event0000", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
         event1.putAll(eventDataMap);
 
         final ApexEventListener myEventListener1 = new ApexEventListener() {
@@ -407,8 +408,8 @@ public class ApexServiceTest {
             ThreadUtilities.sleep(100);
         }
 
-        final ApexEvent event2 = new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events",
-                        "test", "apex");
+        final ApexEvent event2 =
+                new ApexEvent("Event0100", "0.0.1", "org.onap.policy.apex.domains.sample.events", "test", "apex");
         event2.putAll(eventDataMap);
 
         final ApexEventListener myEventListener2 = new ApexEventListener() {
@@ -499,16 +500,16 @@ public class ApexServiceTest {
             assertTrue(result.getName().startsWith("Event0004") || result.getName().startsWith("Event0104"));
 
             assertTrue(result.get("TestSlogan").equals("This is a test slogan"));
-            assertTrue(result.get("TestMatchCase").equals(new Byte((byte) 123)));
+            assertTrue(result.get("TestMatchCase").equals((byte) 123));
             assertTrue(result.get("TestTemperature").equals(34.5445667));
             assertTrue(((byte) result.get("TestMatchCaseSelected")) >= 0
-                            && ((byte) result.get("TestMatchCaseSelected") <= 3));
+                    && ((byte) result.get("TestMatchCaseSelected") <= 3));
             assertTrue(((byte) result.get("TestEstablishCaseSelected")) >= 0
-                            && ((byte) result.get("TestEstablishCaseSelected") <= 3));
+                    && ((byte) result.get("TestEstablishCaseSelected") <= 3));
             assertTrue(((byte) result.get("TestDecideCaseSelected")) >= 0
-                            && ((byte) result.get("TestDecideCaseSelected") <= 3));
-            assertTrue(((byte) result.get("TestActCaseSelected")) >= 0
-                            && ((byte) result.get("TestActCaseSelected") <= 3));
+                    && ((byte) result.get("TestDecideCaseSelected") <= 3));
+            assertTrue(
+                    ((byte) result.get("TestActCaseSelected")) >= 0 && ((byte) result.get("TestActCaseSelected") <= 3));
         }
     }