#1021 enforce Checkstyle rules in the build

producer-consumer/src/main/java/com/iluwatar/producer/consumer/App.java

@@ -23,20 +23,22 @@
 
 package com.iluwatar.producer.consumer;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.TimeUnit;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 /**
- * Producer Consumer Design pattern is a classic concurrency or threading pattern which reduces coupling between
- * Producer and Consumer by separating Identification of work with Execution of Work.
- * <p>
- * In producer consumer design pattern a shared queue is used to control the flow and this separation allows you to code
- * producer and consumer separately. It also addresses the issue of different timing require to produce item or
- * consuming item. by using producer consumer pattern both Producer and Consumer Thread can work with different speed.
+ * Producer Consumer Design pattern is a classic concurrency or threading pattern which reduces
+ * coupling between Producer and Consumer by separating Identification of work with
+ * Execution of Work.
+ *
+ * <p>In producer consumer design pattern a shared queue is used to control the flow and this
+ * separation allows you to code producer and consumer separately. It also addresses the issue
+ * of different timing require to produce item or consuming item. by using producer consumer
+ * pattern both Producer and Consumer Thread can work with different speed.
  * 
  */
 public class App {
@@ -44,7 +46,7 @@ public class App {
   private static final Logger LOGGER = LoggerFactory.getLogger(App.class);
 
   /**
-   * Program entry point
+   * Program entry point.
    * 
    * @param args
    *          command line args

producer-consumer/src/main/java/com/iluwatar/producer/consumer/Consumer.java

@@ -27,7 +27,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 /**
- * Class responsible for consume the {@link Item} produced by {@link Producer}
+ * Class responsible for consume the {@link Item} produced by {@link Producer}.
  */
 public class Consumer {
 
@@ -43,12 +43,13 @@ public class Consumer {
   }
 
   /**
-   * Consume item from the queue
+   * Consume item from the queue.
    */
   public void consume() throws InterruptedException {
 
     Item item = queue.take();
-    LOGGER.info("Consumer [{}] consume item [{}] produced by [{}]", name, item.getId(), item.getProducer());
+    LOGGER.info("Consumer [{}] consume item [{}] produced by [{}]", name,
+            item.getId(), item.getProducer());
 
   }
 }

producer-consumer/src/main/java/com/iluwatar/producer/consumer/Producer.java

@@ -27,7 +27,7 @@ import java.util.Random;
 
 /**
  * Class responsible for producing unit of work that can be expressed as {@link Item} and submitted
- * to queue
+ * to queue.
  */
 public class Producer {
   
@@ -45,7 +45,7 @@ public class Producer {
   }
 
   /**
-   * Put item in the queue
+   * Put item in the queue.
    */
   public void produce() throws InterruptedException {