org.openflow.util.string
Class IPUtil

java.lang.Object
  org.openflow.util.string.IPUtil

public class IPUtil
extends java.lang.Object

IPUtil -- Utility class with IP related functions

Author:

grg

Field Summary

static int

IP4_ADDR_LEN Size of an IPv4 address in bytes

Constructor Summary

IPUtil()

Method Summary

static void	main(java.lang.String[] args)
static java.lang.String	maskedIPToString(int ip, int maskedBits) Converts a masked IP to a string.
static int	stringToIP(java.lang.String ip)
static byte[]	toByteArray(int ip) ByteArray -- convert an integer IP address into a byte array
static java.net.InetAddress	toInetAddress(int ip) toInetAddress -- convert an integer IP address into an InetAddress
static java.lang.String	toString(int ip) toString -- convert an integer IP address into a string

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

IP4_ADDR_LEN

public static final int IP4_ADDR_LEN

Size of an IPv4 address in bytes

See Also:

Constant Field Values

Constructor Detail

IPUtil

public IPUtil()

Method Detail

toByteArray

public static byte[] toByteArray(int ip)

ByteArray -- convert an integer IP address into a byte array

Parameters:

ip - IP address to convert

Returns:

byte array representation of IP

toInetAddress

public static java.net.InetAddress toInetAddress(int ip)

toInetAddress -- convert an integer IP address into an InetAddress

Parameters:

ip - IP address to convert

Returns:

InetAddress object

maskedIPToString

public static java.lang.String maskedIPToString(int ip,
                                                int maskedBits)

Converts a masked IP to a string.

Parameters:

ip - IP address

maskedBits - number of bits to mask

Returns:

string version of the masked IP address

toString

public static java.lang.String toString(int ip)

toString -- convert an integer IP address into a string

Parameters:

ip - IP address to convert

Returns:

String representation of IP address

stringToIP

public static int stringToIP(java.lang.String ip)

main

public static void main(java.lang.String[] args)