Enable maven-checkstyle-plugin in apex-pdp

Enable maven-checkstyle-plugin in apex-pdp/pom.xml to fail the build at warning level.
Fix all the existing check style issues in the component.

Change-Id: I4de9c1bd9ca5a2876de9086d2d3526cbdc25c080
Issue-ID: POLICY-1732
Signed-off-by: a.sreekumar <ajith.sreekumar@est.tech>

1 files changed, 2 insertions, 3 deletions

diff --git a/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/impl/ws/RawMessageHandler.java b/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/impl/ws/RawMessageHandler.java
index e0bf0ea6b..ca51a9e33 100644
--- a/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/impl/ws/RawMessageHandler.java
+++ b/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/impl/ws/RawMessageHandler.java
@@ -1,6 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
+ *  Modifications Copyright (C) 2019 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,7 +22,6 @@
 package org.onap.policy.apex.core.infrastructure.messaging.impl.ws;
 
 import com.google.common.eventbus.Subscribe;
-
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.ObjectInputStream;
@@ -30,7 +30,6 @@ import java.util.List;
 import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.LinkedBlockingDeque;
 import java.util.concurrent.TimeUnit;
-
 import org.onap.policy.apex.core.infrastructure.messaging.MessageHolder;
 import org.onap.policy.apex.core.infrastructure.messaging.MessageListener;
 import org.onap.policy.apex.core.infrastructure.messaging.impl.ws.messageblock.MessageBlock;
@@ -93,7 +92,7 @@ public class RawMessageHandler<M> implements WebSocketMessageListener<M>, Runnab
         // processing thread
 
         try (final ByteArrayInputStream stream = new ByteArrayInputStream(dataByteBuffer.array());
-                        final ObjectInputStream ois = new ObjectInputStream(stream);) {
+                        final ObjectInputStream ois = new ObjectInputStream(stream)) {
             @SuppressWarnings("unchecked")
             final MessageHolder<M> messageHolder = (MessageHolder<M>) ois.readObject();