Miscellaneous code clean up

Issue-ID: POLICY-2203
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
Change-Id: I5731d4636bd2aaecbc486406298bcba1b19e8f4d
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>

5 files changed, 18 insertions, 21 deletions

diff --git a/policy-core/src/main/java/org/onap/policy/drools/core/PolicySession.java b/policy-core/src/main/java/org/onap/policy/drools/core/PolicySession.java
index c2b72fb5..69ca87cb 100644
--- a/policy-core/src/main/java/org/onap/policy/drools/core/PolicySession.java
+++ b/policy-core/src/main/java/org/onap/policy/drools/core/PolicySession.java
@@ -382,19 +382,19 @@ public class PolicySession
         /**
          * Start the thread or threads that do the 'KieSession' processing.
          */
-        public void start();
+        void start();
 
         /**
          * Stop the thread or threads that do the 'KieSession' processing.
          */
-        public void stop();
+        void stop();
 
         /**
          * This method is called to notify the running session that
          * 'KieContainer.updateToVersion(...)' has been called (meaning the
          * full name of this session has changed).
          */
-        public default void updated() {
+        default void updated() {
         }
     }
 
diff --git a/policy-core/src/main/java/org/onap/policy/drools/core/PolicySessionFeatureApi.java b/policy-core/src/main/java/org/onap/policy/drools/core/PolicySessionFeatureApi.java
index f68747dd..181fbe55 100644
--- a/policy-core/src/main/java/org/onap/policy/drools/core/PolicySessionFeatureApi.java
+++ b/policy-core/src/main/java/org/onap/policy/drools/core/PolicySessionFeatureApi.java
@@ -40,7 +40,7 @@ public interface PolicySessionFeatureApi extends OrderedService {
      * @param args standard 'main' arguments, which are currently ignored
      * @param configDir the relative directory containing configuration files
      */
-    public default void globalInit(String[] args, String configDir) {}
+    default void globalInit(String[] args, String configDir) {}
 
     /**
      * This method is used to create a 'KieSession' as part of a
@@ -57,7 +57,7 @@ public interface PolicySessionFeatureApi extends OrderedService {
      *     (this depends on the capabilities and state of the object implementing
      *     this interface)
      */
-    public default KieSession activatePolicySession(PolicyContainer policyContainer, String name, String kieBaseName) {
+    default KieSession activatePolicySession(PolicyContainer policyContainer, String name, String kieBaseName) {
         return null;
     }
 
@@ -67,13 +67,13 @@ public interface PolicySessionFeatureApi extends OrderedService {
      *
      * @param policySession the new 'PolicySession' instance
      */
-    public default void newPolicySession(PolicySession policySession) {}
+    default void newPolicySession(PolicySession policySession) {}
 
     /**
      * This method is called to select the 'ThreadModel' instance associated
      * with a 'PolicySession' instance.
      */
-    public default PolicySession.ThreadModel selectThreadModel(PolicySession session) {
+    default PolicySession.ThreadModel selectThreadModel(PolicySession session) {
         return null;
     }
 
@@ -88,7 +88,7 @@ public interface PolicySessionFeatureApi extends OrderedService {
      * @return 'true' if this feature is handling the operation,
      *     and 'false' if not.
      */
-    public default boolean insertDrools(PolicySession session, Object object) {
+    default boolean insertDrools(PolicySession session, Object object) {
         return false;
     }
 
@@ -98,7 +98,7 @@ public interface PolicySessionFeatureApi extends OrderedService {
      * @param policySession the 'PolicySession' object that wrapped the
      *     'KieSession'
      */
-    public default void disposeKieSession(PolicySession policySession) {}
+    default void disposeKieSession(PolicySession policySession) {}
 
     /**
      * This method is called after 'KieSession.destroy()' is called.
@@ -106,5 +106,5 @@ public interface PolicySessionFeatureApi extends OrderedService {
      * @param policySession the 'PolicySession' object that wrapped the
      *     'KieSession'
      */
-    public default void destroyKieSession(PolicySession policySession) {}
+    default void destroyKieSession(PolicySession policySession) {}
 }
diff --git a/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmxMBean.java b/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmxMBean.java
index d2c05f85..390e00e7 100644
--- a/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmxMBean.java
+++ b/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmxMBean.java
@@ -2,14 +2,14 @@
  * ============LICENSE_START=======================================================
  * policy-core
  * ================================================================================
- * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2017-2019 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.
  * 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.
@@ -22,7 +22,7 @@ package org.onap.policy.drools.core.jmx;
 
 public interface PdpJmxMBean {
 
-    public long getRulesFired();
-    
-    public long getUpdates();
+    long getRulesFired();
+
+    long getUpdates();
 }
diff --git a/policy-core/src/main/java/org/onap/policy/drools/core/lock/PolicyResourceLockManager.java b/policy-core/src/main/java/org/onap/policy/drools/core/lock/PolicyResourceLockManager.java
index bbf7d229..905e31af 100644
--- a/policy-core/src/main/java/org/onap/policy/drools/core/lock/PolicyResourceLockManager.java
+++ b/policy-core/src/main/java/org/onap/policy/drools/core/lock/PolicyResourceLockManager.java
@@ -50,6 +50,6 @@ public interface PolicyResourceLockManager extends Startable, Lockable {
      *        {@code false} otherwise
      * @return a new lock
      */
-    public Lock createLock(String resourceId, String ownerKey, int holdSec, LockCallback callback,
-                    boolean waitForLock);
+    Lock createLock(String resourceId, String ownerKey, int holdSec, LockCallback callback,
+        boolean waitForLock);
 }
diff --git a/policy-core/src/main/java/org/onap/policy/drools/util/KieUtils.java b/policy-core/src/main/java/org/onap/policy/drools/util/KieUtils.java
index babc0413..a5d577a6 100644
--- a/policy-core/src/main/java/org/onap/policy/drools/util/KieUtils.java
+++ b/policy-core/src/main/java/org/onap/policy/drools/util/KieUtils.java
@@ -24,7 +24,6 @@ import java.io.File;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 import java.util.stream.Collectors;
@@ -50,8 +49,6 @@ import org.slf4j.LoggerFactory;
  */
 public class KieUtils {
 
-    private static final Logger logger = LoggerFactory.getLogger(KieUtils.class);
-
     private KieUtils() {
         // Utility class
     }