Fix checkstyle whitespace issues - WHITESPACE ONLY

Change-Id: Ic205c1afd639c6008d61d9de95cb764eeb6238ca
diff --git a/src/main/java/net/onrc/onos/core/datastore/DataStoreClient.java b/src/main/java/net/onrc/onos/core/datastore/DataStoreClient.java
index 7ec6251..be9fce5 100644
--- a/src/main/java/net/onrc/onos/core/datastore/DataStoreClient.java
+++ b/src/main/java/net/onrc/onos/core/datastore/DataStoreClient.java
@@ -8,17 +8,18 @@
     private static final String BACKEND = System.getProperty("net.onrc.onos.core.datastore.backend", "hazelcast");
 
     // Suppresses default constructor, ensuring non-instantiability.
-    private DataStoreClient() {}
+    private DataStoreClient() {
+    }
 
     public static IKVClient getClient() {
         // TODO read config and return appropriate IKVClient
         switch (BACKEND) {
-        case "ramcloud":
-            return RCClient.getClient();
-        case "hazelcast":
-            return HZClient.getClient();
-        default:
-            return HZClient.getClient();
+            case "ramcloud":
+                return RCClient.getClient();
+            case "hazelcast":
+                return HZClient.getClient();
+            default:
+                return HZClient.getClient();
         }
     }