Fix checkstyle whitespace issues - WHITESPACE ONLY

Change-Id: Ic205c1afd639c6008d61d9de95cb764eeb6238ca
diff --git a/src/main/java/net/onrc/onos/core/packet/DHCPPacketType.java b/src/main/java/net/onrc/onos/core/packet/DHCPPacketType.java
index d68c22f..9d83c15 100644
--- a/src/main/java/net/onrc/onos/core/packet/DHCPPacketType.java
+++ b/src/main/java/net/onrc/onos/core/packet/DHCPPacketType.java
@@ -1,55 +1,55 @@
 /**
-*    Copyright 2011, Big Switch Networks, Inc. 
-*    Originally created by David Erickson, Stanford University
-* 
-*    Licensed under the Apache License, Version 2.0 (the "License"); you may
-*    not use this file except in compliance with the License. You may obtain
-*    a copy of the License at
-*
-*         http://www.apache.org/licenses/LICENSE-2.0
-*
-*    Unless required by applicable law or agreed to in writing, software
-*    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-*    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-*    License for the specific language governing permissions and limitations
-*    under the License.
-**/
+ *    Copyright 2011, Big Switch Networks, Inc.
+ *    Originally created by David Erickson, Stanford University
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *    not use this file except in compliance with the License. You may obtain
+ *    a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ *    License for the specific language governing permissions and limitations
+ *    under the License.
+ **/
 
 package net.onrc.onos.core.packet;
 
 public enum DHCPPacketType {
     // From RFC 1533
-    DHCPDISCOVER        (1),
-    DHCPOFFER           (2),
-    DHCPREQUEST         (3),
-    DHCPDECLINE         (4),
-    DHCPACK             (5),
-    DHCPNAK             (6),
-    DHCPRELEASE         (7),
-    
+    DHCPDISCOVER(1),
+    DHCPOFFER(2),
+    DHCPREQUEST(3),
+    DHCPDECLINE(4),
+    DHCPACK(5),
+    DHCPNAK(6),
+    DHCPRELEASE(7),
+
     // From RFC2132
-    DHCPINFORM          (8),
-    
+    DHCPINFORM(8),
+
     // From RFC3203
-    DHCPFORCERENEW      (9),
-    
+    DHCPFORCERENEW(9),
+
     // From RFC4388
-    DHCPLEASEQUERY      (10),
-    DHCPLEASEUNASSIGNED (11),
-    DHCPLEASEUNKNOWN    (12),
-    DHCPLEASEACTIVE     (13);
-    
+    DHCPLEASEQUERY(10),
+    DHCPLEASEUNASSIGNED(11),
+    DHCPLEASEUNKNOWN(12),
+    DHCPLEASEACTIVE(13);
+
     protected int value;
-    
+
     private DHCPPacketType(int value) {
         this.value = value;
     }
-    
+
     public int getValue() {
         return value;
     }
-    
-    public String toString(){
+
+    public String toString() {
         switch (value) {
             case 1:
                 return "DHCPDISCOVER";
@@ -78,9 +78,10 @@
             case 13:
                 return "DHCPLEASEACTIVE";
         }
-        
+
         return null;
     }
+
     public static DHCPPacketType getType(int value) {
         switch (value) {
             case 1:
@@ -110,7 +111,7 @@
             case 13:
                 return DHCPLEASEACTIVE;
         }
-        
+
         return null;
     }
 }