Removed useless parentheses

Added the diamond symbol on RHS side

Issue-ID: POLICY-239
Change-Id: Ie49d64124a3d314f0747f35e3627ec329338f0ff
Signed-off-by: rama-huawei <rama.subba.reddy.s@huawei.com>

3 files changed, 16 insertions, 8 deletions

diff --git a/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmx.java b/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmx.java
index d3cf2e9d..19f6afb4 100644
--- a/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmx.java
+++ b/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmx.java
@@ -31,16 +31,21 @@ public class PdpJmx implements PdpJmxMBean  {
 	public static PdpJmx getInstance() {
 		return instance;
 	}
-	
+
+	@Override	
 	public long getUpdates(){
 		return updates.longValue();
 	}
+
+	@Override
 	public long getRulesFired(){
 		return actions.longValue();
 	}
+
 	public void updateOccured(){
 		updates.incrementAndGet();
 	}
+
 	public void ruleFired(){
 		actions.incrementAndGet();
 	}
diff --git a/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmxListener.java b/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmxListener.java
index ceb7049e..9136defb 100644
--- a/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmxListener.java
+++ b/policy-core/src/main/java/org/onap/policy/drools/core/jmx/PdpJmxListener.java
@@ -36,7 +36,10 @@ import org.slf4j.LoggerFactory;
 public class PdpJmxListener {
 
 	public static final Logger logger = LoggerFactory.getLogger(PdpJmxListener.class);
-	
+
+	private PdpJmxListener() {
+	}
+
 	public static void stop() {
 		final MBeanServer server = ManagementFactory.getPlatformMBeanServer();
 		try {
diff --git a/policy-endpoints/src/main/java/org/onap/policy/drools/event/comm/bus/DmaapTopicSourceFactory.java b/policy-endpoints/src/main/java/org/onap/policy/drools/event/comm/bus/DmaapTopicSourceFactory.java
index d8aceca5..13808329 100644
--- a/policy-endpoints/src/main/java/org/onap/policy/drools/event/comm/bus/DmaapTopicSourceFactory.java
+++ b/policy-endpoints/src/main/java/org/onap/policy/drools/event/comm/bus/DmaapTopicSourceFactory.java
@@ -217,7 +217,7 @@ class IndexedDmaapTopicSourceFactory implements DmaapTopicSourceFactory {
 	 * DMaaP Topic Name Index
 	 */
 	protected HashMap<String, DmaapTopicSource> dmaapTopicSources =
-			new HashMap<String, DmaapTopicSource>();
+			new HashMap<>();
 	
 	/**
 	 * {@inheritDoc}
@@ -322,11 +322,11 @@ class IndexedDmaapTopicSourceFactory implements DmaapTopicSourceFactory {
 		String readTopics = properties.getProperty(PolicyProperties.PROPERTY_DMAAP_SOURCE_TOPICS);
 		if (readTopics == null || readTopics.isEmpty()) {
 			logger.info("{}: no topic for DMaaP Source", this);
-			return new ArrayList<DmaapTopicSource>();
+			return new ArrayList<>();
 		}
-		List<String> readTopicList = new ArrayList<String>(Arrays.asList(readTopics.split("\\s*,\\s*")));		
+		List<String> readTopicList = new ArrayList<>(Arrays.asList(readTopics.split("\\s*,\\s*")));		
 		
-		List<DmaapTopicSource> dmaapTopicSource_s = new ArrayList<DmaapTopicSource>();
+		List<DmaapTopicSource> dmaapTopicSource_s = new ArrayList<>();
 		synchronized(this) {
 			for (String topic: readTopicList) {
 				if (this.dmaapTopicSources.containsKey(topic)) {
@@ -339,7 +339,7 @@ class IndexedDmaapTopicSourceFactory implements DmaapTopicSourceFactory {
                                                         PolicyProperties.PROPERTY_TOPIC_SERVERS_SUFFIX);
 				
 				List<String> serverList;
-				if (servers != null && !servers.isEmpty()) serverList = new ArrayList<String>(Arrays.asList(servers.split("\\s*,\\s*")));
+				if (servers != null && !servers.isEmpty()) serverList = new ArrayList<>(Arrays.asList(servers.split("\\s*,\\s*")));
 				else serverList = new ArrayList<>();
 				
 				String apiKey = properties.getProperty(PolicyProperties.PROPERTY_DMAAP_SOURCE_TOPICS + 
@@ -572,7 +572,7 @@ class IndexedDmaapTopicSourceFactory implements DmaapTopicSourceFactory {
 	@Override
 	public synchronized List<DmaapTopicSource> inventory() {
 		 List<DmaapTopicSource> readers = 
-				 new ArrayList<DmaapTopicSource>(this.dmaapTopicSources.values());
+				 new ArrayList<>(this.dmaapTopicSources.values());
 		 return readers;
 	}