fixing checkstyle errors

@@ -5,7 +5,7 @@ import org.projectfloodlight.openflow.protocol.OFPacketIn;
 import org.projectfloodlight.openflow.protocol.OFPacketOut;
 import org.projectfloodlight.openflow.types.OFPort;
 
-public class DefaultPacketContext implements PacketContext {
+public final class DefaultPacketContext implements PacketContext {
 
     private boolean free = true;
     private boolean isBuilt = false;
@@ -55,7 +55,7 @@ public class DefaultPacketContext implements PacketContext {
         return null;
     }
 
-    public static PacketContext PacketContextFromPacketIn(OpenFlowSwitch s, OFPacketIn pkt) {
+    public static PacketContext packetContextFromPacketIn(OpenFlowSwitch s, OFPacketIn pkt) {
         return new DefaultPacketContext(s, pkt);
     }
 

@@ -37,7 +37,7 @@ import java.util.Arrays;
 
 /**
  *
- * @author David Erickson (daviderickson@cs.stanford.edu)
+ *
  */
 public class ARP extends BasePacket {
     public static final short HW_TYPE_ETHERNET = 0x1;

@@ -34,7 +34,7 @@ package org.onlab.packet;
 
 /**
  *
- * @author David Erickson (daviderickson@cs.stanford.edu)
+ *
  */
 public abstract class BasePacket implements IPacket {
     protected IPacket parent;

@@ -40,7 +40,6 @@ import java.util.ListIterator;
 
 /**
  *
- * @author David Erickson (daviderickson@cs.stanford.edu)
  */
 public class DHCP extends BasePacket {
     /**

@@ -36,7 +36,6 @@ import java.util.Arrays;
 
 /**
  *
- * @author David Erickson (daviderickson@cs.stanford.edu)
  */
 public class DHCPOption {
     protected byte code;

@@ -36,7 +36,6 @@ import java.util.Arrays;
 
 /**
  *
- * @author David Erickson (daviderickson@cs.stanford.edu)
  */
 public class Data extends BasePacket {
     protected byte[] data;

@@ -40,7 +40,6 @@ import java.util.Map;
 
 /**
  *
- * @author David Erickson (daviderickson@cs.stanford.edu)
  */
 public class Ethernet extends BasePacket {
     private static final String HEXES = "0123456789ABCDEF";

@@ -37,7 +37,6 @@ import java.nio.ByteBuffer;
 /**
  * Implements ICMP packet format.
  *
- * @author shudong.zhou@bigswitch.com
  */
 public class ICMP extends BasePacket {
     protected byte icmpType;

@@ -34,7 +34,6 @@ package org.onlab.packet;
 
 /**
  *
- * @author David Erickson (daviderickson@cs.stanford.edu)
  */
 public interface IPacket {
     /**

@@ -42,7 +42,6 @@ import java.util.HashMap;
 import java.util.Map;
 
 /**
- * @author David Erickson (daviderickson@cs.stanford.edu)
  *
  */
 public class IPv4 extends BasePacket {
@@ -472,10 +471,10 @@ public class IPv4 extends BasePacket {
         int result = 0;
         for (int i = 0; i < 4; ++i) {
             result = ipAddress >> (3 - i) * 8 & 0xff;
-            sb.append(Integer.valueOf(result).toString());
-            if (i != 3) {
-                sb.append(".");
-            }
+        sb.append(Integer.valueOf(result).toString());
+        if (i != 3) {
+            sb.append(".");
+        }
         }
         return sb.toString();
     }

@@ -38,7 +38,6 @@ import java.nio.ByteBuffer;
  * This class represents an Link Local Control header that is used in Ethernet
  * 802.3.
  *
- * @author alexreimers
  *
  */
 public class LLC extends BasePacket {

@@ -40,7 +40,6 @@ import java.util.ArrayList;
 import java.util.List;
 
 /**
- * @author David Erickson (daviderickson@cs.stanford.edu)
  *
  */
 public class LLDP extends BasePacket {

@@ -36,7 +36,6 @@ import java.util.Arrays;
 /**
  * The class representing LLDP Organizationally Specific TLV.
  *
- * @author Sho Shimizu (sho.shimizu@gmail.com)
  */
 public class LLDPOrganizationalTLV extends LLDPTLV {
     public static final int OUI_LENGTH = 3;
@@ -163,8 +162,8 @@ public class LLDPOrganizationalTLV extends LLDPTLV {
         this.setSubType(optionalField.get());
 
         final byte[] infoString = new byte[this.getLength()
-                - LLDPOrganizationalTLV.OUI_LENGTH
-                - LLDPOrganizationalTLV.SUBTYPE_LENGTH];
+                                           - LLDPOrganizationalTLV.OUI_LENGTH
+                                           - LLDPOrganizationalTLV.SUBTYPE_LENGTH];
         optionalField.get(infoString);
         this.setInfoString(infoString);
         return this;

@@ -38,7 +38,6 @@ import java.util.Arrays;
 /**
  *
  *
- * @author David Erickson (daviderickson@cs.stanford.edu)
  */
 public class LLDPTLV {
     protected byte type;

@@ -20,7 +20,6 @@ import java.util.Arrays;
 /**
  * The class representing MAC address.
  *
- * @author Sho Shimizu (sho.shimizu@gmail.com)
  */
 public class MACAddress {
     public static final int MAC_ADDRESS_LENGTH = 6;

@@ -36,7 +36,6 @@ import java.nio.ByteBuffer;
 
 /**
  *
- * @author shudong.zhou@bigswitch.com
  */
 
 public class TCP extends BasePacket {

@@ -38,7 +38,6 @@ import java.util.Map;
 
 /**
  *
- * @author David Erickson (daviderickson@cs.stanford.edu)
  */
 
 public class UDP extends BasePacket {