[refactor] Remove unnecessary declarations in service-locator pattern.

service-locator/src/main/java/com/iluwatar/ServiceLocator.java

@@ -3,35 +3,34 @@ package com.iluwatar;
 /**
  * The service locator module.
  * Will fetch service from cache, otherwise creates a fresh service and update cache
- * 
- * @author saifasif
  *
+ * @author saifasif
  */
 public class ServiceLocator {
-	
-	private static ServiceCache serviceCache = new ServiceCache();
-	
-	/**
-	 * Fetch the service with the name param from the cache first, 
-	 * if no service is found, lookup the service from the {@link InitContext} and 
-	 * then add the newly created service into the cache map for future requests.
-	 * @param serviceJndiName
-	 * @return {@link Service}
-	 */
-	public static Service getService(String serviceJndiName){
-		Service serviceObj = serviceCache.getService(serviceJndiName);
-		if ( serviceObj != null ){
-			return serviceObj;
-		} else {
-			/*
-			 * If we are unable to retrive anything from cache, then 
+
+    private static ServiceCache serviceCache = new ServiceCache();
+
+    /**
+     * Fetch the service with the name param from the cache first,
+     * if no service is found, lookup the service from the {@link InitContext} and
+     * then add the newly created service into the cache map for future requests.
+     *
+     * @param serviceJndiName a string
+     * @return {@link Service}
+     */
+    public static Service getService(String serviceJndiName) {
+        Service serviceObj = serviceCache.getService(serviceJndiName);
+        if (serviceObj != null) {
+            return serviceObj;
+        } else {
+            /*
+             * If we are unable to retrive anything from cache, then
 			 * lookup the service and add it in the cache map
 			 */
-			InitContext ctx = new InitContext();
-			serviceObj = (Service) ctx.lookup(serviceJndiName);
-			serviceCache.addService(serviceObj);
-			return serviceObj;
-		}
-	}
-
+            InitContext ctx = new InitContext();
+            serviceObj = (Service) ctx.lookup(serviceJndiName);
+            serviceCache.addService(serviceObj);
+            return serviceObj;
+        }
+    }
 }