org.dspace.statistics.util

Class IPTable

java.lang.Object

org.dspace.statistics.util.IPTable

public class IPTable
extends Object

A Spare v4 IPTable implementation that uses nested HashMaps to optimize IP address matching over ranges of IP addresses.

Author:

mdiggory at atmire.com

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	IPTable.IPFormatException Exception Class to deal with IPFormat errors.

Constructor Summary

Constructors

Constructor and Description
IPTable()

Method Summary

Modifier and Type	Method and Description
void	add(String ip) Can be full v4 IP, subnet or range string
boolean	contains(String ip) Check whether a given address is contained in this netblock.
Set<String>	toSet() Convert to a Set.

Methods inherited from class java.lang.Object

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

Constructor Detail

IPTable

public IPTable()

Method Detail

add

public void add(String ip)
         throws IPTable.IPFormatException

Can be full v4 IP, subnet or range string

Parameters:

ip -

Throws:

IPTable.IPFormatException

contains

public boolean contains(String ip)
                 throws IPTable.IPFormatException

Check whether a given address is contained in this netblock.

Parameters:

ip - the address to be tested

Returns:

true if ip is within this table's limits

Throws:

IPTable.IPFormatException

toSet

public Set<String> toSet()

Convert to a Set.

Returns:

this table's content as a Set