📍Use lombok, reformat, and optimize the code (#1560)

* Use lombok, reformat, and optimize the code

* Fix merge conflicts and some sonar issues

Co-authored-by: va1m <va1m@email.com>

half-sync-half-async/src/test/java/com/iluwatar/halfsynchalfasync/AsynchronousServiceTest.java

@@ -23,13 +23,6 @@
 
 package com.iluwatar.halfsynchalfasync;
 
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-import org.mockito.InOrder;
-
-import java.io.IOException;
-import java.util.concurrent.LinkedBlockingQueue;
-
 import static org.mockito.Matchers.eq;
 import static org.mockito.Mockito.doThrow;
 import static org.mockito.Mockito.inOrder;
@@ -40,6 +33,11 @@ import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.verifyNoMoreInteractions;
 import static org.mockito.Mockito.when;
 
+import java.io.IOException;
+import java.util.concurrent.LinkedBlockingQueue;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
 /**
  * Date: 12/12/15 - 11:15 PM
  *
@@ -56,7 +54,7 @@ public class AsynchronousServiceTest {
   }
 
   @Test
-  public void testPerfectExecution() throws Exception {
+  void testPerfectExecution() throws Exception {
     final var result = new Object();
     when(task.call()).thenReturn(result);
     service.execute(task);
@@ -72,7 +70,7 @@ public class AsynchronousServiceTest {
   }
 
   @Test
-  public void testCallException() throws Exception {
+  void testCallException() throws Exception {
     final var exception = new IOException();
     when(task.call()).thenThrow(exception);
     service.execute(task);
@@ -88,7 +86,7 @@ public class AsynchronousServiceTest {
   }
 
   @Test
-  public void testPreCallException() {
+  void testPreCallException() {
     final var exception = new IllegalStateException();
     doThrow(exception).when(task).onPreCall();
     service.execute(task);