com.esf.net.dhcp.server.service
Class IpAddress

java.lang.Object
  com.esf.net.dhcp.server.service.IpAddress

public class IpAddress
extends java.lang.Object

Contains an IP address value.

Field Summary

int	b0 First octet of IP address
int	b1 Second octet of IP address
int	b2 Third octet of IP address
int	b3 Fourth octet of IP address

Constructor Summary

IpAddress()
Default constructor, sets IP to 0.0.0.0

IpAddress(java.lang.String ipAddressAsString)
Convert IP as String in dotted notation, to an IpAddress object

Method Summary

int	asInteger() Returns value of IP address as integer.
void	maskByInvertedSubnet(IpAddress subnet) Masks the IpAddress by the inversion of subnet, to obtain a numeric IP broadcast address.
void	maskBySubnet(IpAddress subnet) Masks the IpAddress by the specified subnet, to obtain a numeric IP network identifier.
java.lang.String	toString() Returns IP address in dotted notation

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

b0

public int b0

First octet of IP address

b1

public int b1

Second octet of IP address

b2

public int b2

Third octet of IP address

b3

public int b3

Fourth octet of IP address

Constructor Detail

IpAddress

public IpAddress()

Default constructor, sets IP to 0.0.0.0

IpAddress

public IpAddress(java.lang.String ipAddressAsString)

Convert IP as String in dotted notation, to an IpAddress object

Parameters:

ipAddressAsString - IP in dotted notation

Method Detail

asInteger

public int asInteger()

Returns value of IP address as integer. Most significant byte is the first octet, etc.

Returns:

IP address converted to 32-bit integer

maskBySubnet

public void maskBySubnet(IpAddress subnet)

Masks the IpAddress by the specified subnet, to obtain a numeric IP network identifier.

Parameters:

subnet - as IpAddress type

maskByInvertedSubnet

public void maskByInvertedSubnet(IpAddress subnet)

Masks the IpAddress by the inversion of subnet, to obtain a numeric IP broadcast address.

Parameters:

subnet - as IpAddress type

toString

public java.lang.String toString()

Returns IP address in dotted notation

Overrides:

toString in class java.lang.Object

Returns:

IP as String