Fix checkstyle whitespace issues - WHITESPACE ONLY

Change-Id: Ic205c1afd639c6008d61d9de95cb764eeb6238ca
diff --git a/src/main/java/net/onrc/onos/apps/proxyarp/SinglePacketOutNotification.java b/src/main/java/net/onrc/onos/apps/proxyarp/SinglePacketOutNotification.java
index 8ee255b..ff5ab87 100644
--- a/src/main/java/net/onrc/onos/apps/proxyarp/SinglePacketOutNotification.java
+++ b/src/main/java/net/onrc/onos/apps/proxyarp/SinglePacketOutNotification.java
@@ -1,8 +1,8 @@
 package net.onrc.onos.apps.proxyarp;
 
 
-
 // TODO This class is too generic to be handled by ProxyArpService.
+
 /**
  * Notification to another ONOS instance to send a packet out a single port.
  */
@@ -16,13 +16,14 @@
 
     /**
      * Class constructor.
-     * @param packet the packet data to send in the packet-out
-     * @param address target IP address if the packet is an ARP packet
+     *
+     * @param packet    the packet data to send in the packet-out
+     * @param address   target IP address if the packet is an ARP packet
      * @param outSwitch the dpid of the switch to send the packet on
-     * @param outPort the port number of the port to send the packet out
+     * @param outPort   the port number of the port to send the packet out
      */
     public SinglePacketOutNotification(byte[] packet, int address,
-            long outSwitch, short outPort) {
+                                       long outSwitch, short outPort) {
         super(packet);
 
         this.address = address;
@@ -32,6 +33,7 @@
 
     /**
      * Get the dpid of the switch the packet will be sent out.
+     *
      * @return the switch's dpid
      */
     public long getOutSwitch() {
@@ -40,6 +42,7 @@
 
     /**
      * Get the port number of the port the packet will be sent out.
+     *
      * @return the port number
      */
     public short getOutPort() {
@@ -48,8 +51,9 @@
 
     /**
      * Get the target IP address if the packet is an ARP packet.
+     *
      * @return the target IP address for ARP packets, or null if the packet is
-     *         not an ARP packet
+     * not an ARP packet
      */
     public int getTargetAddress() {
         return address;