org.n52.janmayen.net

Class IPAddressRange

java.lang.Object

org.n52.janmayen.net.IPAddressRange

All Implemented Interfaces:

Predicate<IPAddress>

public class IPAddressRange
extends Object
implements Predicate<IPAddress>, com.google.common.base.Predicate<IPAddress>

Representation of an IPv4 address range based on an address and a subnet mask.

Constructor Summary

Constructors

Constructor and Description
IPAddressRange(IPAddress address, int prefix) Creates a new address range from the an address and an prefix.
IPAddressRange(IPAddress address, IPAddress mask) Creates a new address range from an address an a subnet mask.
IPAddressRange(String string) Creates a new address range from its string representation.

Method Summary

Modifier and Type	Method and Description
boolean	apply(IPAddress input) Deprecated.
com.google.common.collect.Range<IPAddress>	asRange()
boolean	contains(IPAddress ip) Checks if a given IP address is in this range.
boolean	equals(Object obj)
IPAddress	getAddress()
IPAddress	getHigh()
IPAddress	getLow()
IPAddress	getMask() Get the mask described by this prefix.
(package private) static IPAddress	getMaskForPrefix(int prefix, int numBits)
int	getPrefix()
(package private) static int	getPrefixForMask(IPAddress mask)
int	hashCode()
boolean	isIPv4() Checks if this address range is IPv4.
boolean	isIPv6() Checks if this address range is IPv6.
boolean	test(IPAddress input)
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.function.Predicate

and, isEqual, negate, or

Constructor Detail

IPAddressRange

public IPAddressRange(String string)

Creates a new address range from its string representation. This can be either a CIDR or subnet notation.
Examples:

 192.168.1.1/24
 192.168.1.1/255.255.255.0
 2001:db8:abcd:0012::0/64
 2001:db8:abcd:0012::0/ffff:ffff:ffff:ffff::
 

Parameters:

string - the string representation

IPAddressRange

public IPAddressRange(IPAddress address,
                      IPAddress mask)

Creates a new address range from an address an a subnet mask.

Parameters:

address - the address

mask - the subnet mask

IPAddressRange

public IPAddressRange(IPAddress address,
                      int prefix)

Creates a new address range from the an address and an prefix.

Parameters:

address - the address

prefix - the prefix

Method Detail

isIPv4

public boolean isIPv4()

Checks if this address range is IPv4.

Returns:

if it is IPv4

isIPv6

public boolean isIPv6()

Checks if this address range is IPv6.

Returns:

if it is IPv6

getAddress

public IPAddress getAddress()

Returns:

the IP address

getPrefix

public int getPrefix()

Returns:

the subnet mask

getMask

public IPAddress getMask()

Get the mask described by this prefix.

Returns:

the mask

getHigh

public IPAddress getHigh()

Returns:

the highest IP address in this range

getLow

public IPAddress getLow()

Returns:

the lowest IP address in this range

contains

public boolean contains(IPAddress ip)

Checks if a given IP address is in this range.

Parameters:

ip - the address

Returns:

whether this range contains the address

asRange

public com.google.common.collect.Range<IPAddress> asRange()

Returns:

this address range as a Range

apply

@Deprecated
public boolean apply(IPAddress input)

Deprecated.

test

public boolean test(IPAddress input)

Specified by:

test in interface Predicate<IPAddress>

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

getPrefixForMask

static int getPrefixForMask(IPAddress mask)

getMaskForPrefix

static IPAddress getMaskForPrefix(int prefix,
                                  int numBits)