com.helger.network.dns

Class IPV4Addr

java.lang.Object

com.helger.network.dns.IPV4Addr

All Implemented Interfaces:

Serializable

@Immutable
public class IPV4Addr
extends Object
implements Serializable

Representation of a single IP V4 address.

Author:

Philip Helger

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static int	PART_MAX_VALUE
static int	PART_MIN_VALUE
static int	PARTS
static String	PATTERN_IPV4 A regular expression pattern to validate IPv4 addresses

Constructor Summary

Constructors

Constructor and Description
IPV4Addr(byte[] aAddressBytes)
IPV4Addr(InetAddress aAddress)
IPV4Addr(int n1, int n2, int n3, int n4) Constructor that creates an IP address from the 4 numbers.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
String	getAsString()
int[]	getNumberParts()
int	hashCode()
static IPV4Addr	parse(String sText) Parse the provided IPv4 address from the text string (as e.g
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

PATTERN_IPV4

public static final String PATTERN_IPV4

A regular expression pattern to validate IPv4 addresses

See Also:

Constant Field Values

PARTS

public static final int PARTS

See Also:

Constant Field Values

PART_MIN_VALUE

public static final int PART_MIN_VALUE

See Also:

Constant Field Values

PART_MAX_VALUE

public static final int PART_MAX_VALUE

See Also:

Constant Field Values

Constructor Detail

IPV4Addr

public IPV4Addr(@Nonnull
                InetAddress aAddress)

IPV4Addr

public IPV4Addr(@Nonnull
                byte[] aAddressBytes)

IPV4Addr

public IPV4Addr(@Nonnegative
                int n1,
                @Nonnegative
                int n2,
                @Nonnegative
                int n3,
                @Nonnegative
                int n4)

Constructor that creates an IP address from the 4 numbers.

Parameters:

n1 - first number

n2 - second number

n3 - third number

n4 - fourth number

Method Detail

getNumberParts

@Nonnull
 @ReturnsMutableCopy
public int[] getNumberParts()

getAsString

@Nonnull
public String getAsString()

Returns:

The ID address as a usual string (e.g. "10.0.0.1")

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

parse

@Nonnull
public static IPV4Addr parse(@Nonnull
                                       String sText)

Parse the provided IPv4 address from the text string (as e.g. "192.168.0.1").

Parameters:

sText - The text to be parsed. May not be null.

Returns:

The created object and never null.

Throws:

IllegalArgumentException - If the passed string is not a valid IPv4 address