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Package gnu.inet.encoding

Class Punycode

java.lang.Object

gnu.inet.encoding.Punycode

public class Punycode extends Object

This class offers static methods for encoding/decoding strings using the Punycode algorithm.

RFC3492 Punycode

Note that this implementation only supports 16-bit Unicode code points.

Constructor Summary

Constructors

Constructor

Description

Punycode()
Method Summary

Modifier and Type

Method

Description

static final int

adapt (int delta, int numpoints, boolean first)

static final int

codepoint2digit (int c)

static String

decode (String input)

Decode a punycoded string.

static final int

digit2codepoint (int d)

static String

encode (String input)

Punycodes a unicode string.

static final boolean

isBasic (char c)

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- Punycode
  
  public Punycode()
Method Details
- encode
  
  public static String encode(String input) throws PunycodeException
  
  Punycodes a unicode string.
  
  Parameters:
  
  input - Unicode string.
  
  Returns:
  
  Punycoded string.
  
  Throws:
  
  PunycodeException
- decode
  
  public static String decode(String input) throws PunycodeException
  
  Decode a punycoded string.
  
  Parameters:
  
  input - Punycode string
  
  Returns:
  
  Unicode string.
  
  Throws:
  
  PunycodeException
- adapt
  
  public static final int adapt(int delta, int numpoints, boolean first)
- isBasic
  
  public static final boolean isBasic(char c)
- digit2codepoint
  
  public static final int digit2codepoint(int d) throws PunycodeException
  
  Throws:
  
  PunycodeException
- codepoint2digit
  
  public static final int codepoint2digit(int c) throws PunycodeException
  
  Throws:
  
  PunycodeException