docs: update queue-based load leveling

queue-load-leveling/src/main/java/com/iluwatar/queue/load/leveling/App.java

@@ -90,7 +90,7 @@ public class App {
       final var srvRunnable = new ServiceExecutor(msgQueue);
 
       // Create a ThreadPool of 2 threads and
-      // submit all Runnable task for execution to executor..
+      // submit all Runnable task for execution to executor
       executor = Executors.newFixedThreadPool(2);
       executor.submit(taskRunnable1);
       executor.submit(taskRunnable2);

queue-load-leveling/src/main/java/com/iluwatar/queue/load/leveling/ServiceExecutor.java

@@ -48,7 +48,7 @@ public class ServiceExecutor implements Runnable {
         var msg = msgQueue.retrieveMsg();
 
         if (null != msg) {
-          LOGGER.info(msg.toString() + " is served.");
+          LOGGER.info(msg + " is served.");
         } else {
           LOGGER.info("Service Executor: Waiting for Messages to serve .. ");
         }
@@ -59,4 +59,4 @@ public class ServiceExecutor implements Runnable {
       LOGGER.error(e.getMessage());
     }
   }
-}
+}

queue-load-leveling/src/main/java/com/iluwatar/queue/load/leveling/TaskGenerator.java

@@ -27,7 +27,7 @@ package com.iluwatar.queue.load.leveling;
 import lombok.extern.slf4j.Slf4j;
 
 /**
- * TaskGenerator class. Each TaskGenerator thread will be a Worker which submit's messages to the
+ * TaskGenerator class. Each TaskGenerator thread will be a Worker which submits messages to the
  * queue. We need to mention the message count for each of the TaskGenerator threads.
  */
 @Slf4j

queue-load-leveling/src/test/java/com/iluwatar/queue/load/leveling/TaskGenSrvExeTest.java

@@ -24,10 +24,9 @@
  */
 package com.iluwatar.queue.load.leveling;
 
-import org.junit.jupiter.api.Test;
-
 import static org.junit.jupiter.api.Assertions.assertNotNull;
-import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import org.junit.jupiter.api.Test;
 
 /**
  * Test case for submitting Message to Blocking Queue by TaskGenerator and retrieve the message by