org.apache.commons.net.util

Class SubnetUtils

public class SubnetUtils extends Object

A class that performs some subnet calculations given a network address and a subnet mask.

Since: 2.0

Author:

See Also: http://www.faqs.org/rfcs/rfc1519.html

Nested Class Summary
class	SubnetUtils.SubnetInfo Convenience container for subnet summary information.

Constructor Summary
	SubnetUtils(String cidrNotation) Constructor that takes a CIDR-notation string, e.g.
	SubnetUtils(String address, String mask) Constructor that takes two dotted decimal addresses.

Method Summary
SubnetUtils.SubnetInfo	getInfo() Return a SubnetInfo instance that contains subnet-specific statistics

Constructor Detail

public SubnetUtils(String cidrNotation)

Constructor that takes a CIDR-notation string, e.g. "192.168.0.1/16"

Parameters: cidrNotation A CIDR-notation string, e.g. "192.168.0.1/16"

public SubnetUtils(String address, String mask)

Constructor that takes two dotted decimal addresses.

Parameters: address An IP address, e.g. "192.168.0.1" mask A dotted decimal netmask e.g. "255.255.0.0"

public final SubnetUtils.SubnetInfo getInfo()

Return a SubnetInfo instance that contains subnet-specific statistics

Returns: