Package javax.jmdns.impl.constants

Enum DNSLabel

java.lang.Object

java.lang.Enum<DNSLabel>

javax.jmdns.impl.constants.DNSLabel

All Implemented Interfaces:

Serializable, Comparable<DNSLabel>

public enum DNSLabel
extends Enum<DNSLabel>

DNS label.

Author:

Arthur van Hoff, Jeff Sonstein, Werner Randelshofer, Pierre Frisch, Rick Blair

Enum Constant Summary

Enum Constants

Enum Constant	Description
Compressed	Compressed label [RFC 1035]
Extended	Extended label [RFC 2671]
Standard	Standard label [RFC 1035]
Unknown	This is unallocated.

Method Summary

Modifier and Type	Method	Description
String	externalName()	Return the string representation of this type
int	indexValue()	Return the numeric value of this type
static DNSLabel	labelForByte(int index)
static int	labelValue(int index)
String	toString()
static DNSLabel	valueOf(String name)	Returns the enum constant of this type with the specified name.
static DNSLabel[]	values()	Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

Unknown

public static final DNSLabel Unknown

This is unallocated.

Standard

public static final DNSLabel Standard

Standard label [RFC 1035]

Compressed

public static final DNSLabel Compressed

Compressed label [RFC 1035]

Extended

public static final DNSLabel Extended

Extended label [RFC 2671]

Method Detail

values

public static DNSLabel[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (DNSLabel c : DNSLabel.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static DNSLabel valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null

externalName

public String externalName()

Return the string representation of this type

Returns:

String

indexValue

public int indexValue()

Return the numeric value of this type

Returns:

String

labelForByte

public static DNSLabel labelForByte(int index)

Parameters:

index -

Returns:

label

labelValue

public static int labelValue(int index)

Parameters:

index -

Returns:

masked value

toString

public String toString()

Overrides:

toString in class Enum<DNSLabel>