Resolves checkstyle issues for semaphore servant serverless service-layer service-locator (#1079)

* Reduces checkstyle errors in semaphore

* Reduces checkstyle errors in servant

* Reduces checkstyle errors in serverless

* Reduces checkstyle errors in service-layer

* Reduces checkstyle errors in service-locator

service-locator/src/main/java/com/iluwatar/servicelocator/App.java

@@ -24,24 +24,22 @@
 package com.iluwatar.servicelocator;
 
 /**
- * 
  * The Service Locator pattern is a design pattern used in software development to encapsulate the
  * processes involved in obtaining a service with a strong abstraction layer. This pattern uses a
  * central registry known as the "service locator", which on request returns the information
  * necessary to perform a certain task.
- * <p>
- * In this example we use the Service locator pattern to lookup JNDI-services and cache them for
+ *
+ * <p>In this example we use the Service locator pattern to lookup JNDI-services and cache them for
  * subsequent requests.
- * <p>
- * 
+ * <br>
+ *
  * @author saifasif
- * 
  */
 public class App {
 
   /**
-   * Program entry point
-   * 
+   * Program entry point.
+   *
    * @param args command line args
    */
   public static void main(String[] args) {

service-locator/src/main/java/com/iluwatar/servicelocator/Service.java

@@ -25,10 +25,10 @@ package com.iluwatar.servicelocator;
 
 /**
  * This is going to be the parent service interface which we will use to create our services. All
- * services will have a <ul><li>service name</li> <li>unique id</li> <li>execution work flow</li></ul>
- * 
- * @author saifasif
+ * services will have a <ul><li>service name</li> <li>unique id</li> <li>execution work
+ * flow</li></ul>
  *
+ * @author saifasif
  */
 public interface Service {
 

service-locator/src/main/java/com/iluwatar/servicelocator/ServiceCache.java

@@ -23,11 +23,10 @@
 
 package com.iluwatar.servicelocator;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
 import java.util.HashMap;
 import java.util.Map;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  * The service cache implementation which will cache services that are being created. On first hit,
@@ -59,14 +58,14 @@ public class ServiceCache {
       if (serviceJndiName.equals(serviceName)) {
         cachedService = serviceCache.get(serviceJndiName);
         LOGGER.info("(cache call) Fetched service {}({}) from cache... !",
-                cachedService.getName(), cachedService.getId());
+            cachedService.getName(), cachedService.getId());
       }
     }
     return cachedService;
   }
 
   /**
-   * Adds the service into the cache map
+   * Adds the service into the cache map.
    *
    * @param newService a {@link Service}
    */

service-locator/src/main/java/com/iluwatar/servicelocator/ServiceImpl.java

@@ -41,7 +41,7 @@ public class ServiceImpl implements Service {
   private final int id;
 
   /**
-   * Constructor
+   * Constructor.
    */
   public ServiceImpl(String serviceName) {
     // set the service name