org.xbill.DNS
Class Compression

java.lang.Object
  org.xbill.DNS.Compression

public class Compression
extends Object

DNS Name Compression object.

Author:

Brian Wellington

See Also:

Message, Name

Constructor Summary

Compression()
Creates a new Compression object.

Method Summary

void	add(int pos, Name name) Adds a compression entry mapping a name to a position in a message.
int	get(Name name) Retrieves the position of the given name, if it has been previously included in the message.

Methods inherited from class java.lang.Object

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

Constructor Detail

Compression

public Compression()

Creates a new Compression object.

Method Detail

add

public void add(int pos,
                Name name)

Adds a compression entry mapping a name to a position in a message.

Parameters:

pos - The position at which the name is added.

name - The name being added to the message.

get

public int get(Name name)

Retrieves the position of the given name, if it has been previously included in the message.

Parameters:

name - The name to find in the compression table.

Returns:

The position of the name, or -1 if not found.