dependencies: #2449 bump maven-checkstyle-plugin from 3.1.0 to 3.2.0 + resolve chec… (#2464)

* #2449 bump maven-checkstyle-plugin from 3.1.0 to 3.2.0 + resolve checkstyle issues

* remove FileSelectorJFrame.java to resolve checkstyle issue

* remove FileSelectorJFrame.java to resolve checkstyle issue

* remove FileSelectorJFrame.java to resolve checkstyle issue

* add refactored file with correct filename to resolve checkstyle issue

* add the test data

* change filenames from JFrame to Jframe for checkstyle

* fix code smell from  sonar report

* add new testcases to improve the test coverage

* remove code smell

event-asynchronous/src/main/java/com/iluwatar/event/asynchronous/EventManager.java

@@ -29,7 +29,7 @@ import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 
 /**
- * EventManager handles and maintains a pool of event threads. {@link Event} threads are created
+ * EventManager handles and maintains a pool of event threads. {@link AsyncEvent} threads are created
  * upon user request. Thre are two types of events; Asynchronous and Synchronous. There can be
  * multiple Asynchronous events running at once but only one Synchronous event running at a time.
  * Currently supported event operations are: start, stop, and getStatus. Once an event is complete,
@@ -45,7 +45,7 @@ public class EventManager implements ThreadCompleteListener {
   public static final int MAX_EVENT_TIME = 1800; // in seconds / 30 minutes.
   private int currentlyRunningSyncEvent = -1;
   private final SecureRandom rand;
-  private final Map<Integer, Event> eventPool;
+  private final Map<Integer, AsyncEvent> eventPool;
 
   private static final String DOES_NOT_EXIST = " does not exist.";
 
@@ -108,7 +108,7 @@ public class EventManager implements ThreadCompleteListener {
 
     var newEventId = generateId();
 
-    var newEvent = new Event(newEventId, eventTime, isSynchronous);
+    var newEvent = new AsyncEvent(newEventId, eventTime, isSynchronous);
     newEvent.addListener(this);
     eventPool.put(newEventId, newEvent);
 
@@ -167,7 +167,7 @@ public class EventManager implements ThreadCompleteListener {
    */
   @SuppressWarnings("rawtypes")
   public void statusOfAllEvents() {
-    eventPool.entrySet().forEach(entry -> ((Event) ((Map.Entry) entry).getValue()).status());
+    eventPool.entrySet().forEach(entry -> ((AsyncEvent) ((Map.Entry) entry).getValue()).status());
   }
 
   /**
@@ -175,7 +175,7 @@ public class EventManager implements ThreadCompleteListener {
    */
   @SuppressWarnings("rawtypes")
   public void shutdown() {
-    eventPool.entrySet().forEach(entry -> ((Event) ((Map.Entry) entry).getValue()).stop());
+    eventPool.entrySet().forEach(entry -> ((AsyncEvent) ((Map.Entry) entry).getValue()).stop());
   }
 
   /**
@@ -195,7 +195,7 @@ public class EventManager implements ThreadCompleteListener {
   }
 
   /**
-   * Callback from an {@link Event} (once it is complete). The Event is then removed from the pool.
+   * Callback from an {@link AsyncEvent} (once it is complete). The Event is then removed from the pool.
    */
   @Override
   public void completedEventHandler(int eventId) {
@@ -209,7 +209,7 @@ public class EventManager implements ThreadCompleteListener {
   /**
    * Getter method for event pool.
    */
-  public Map<Integer, Event> getEventPool() {
+  public Map<Integer, AsyncEvent> getEventPool() {
     return eventPool;
   }