org.basex.util

Class Compress

java.lang.Object

org.basex.util.list.ElementList

org.basex.util.list.ByteList

org.basex.util.Compress

public final class Compress
extends ByteList

This class compresses and decompresses tokens. It is inspired by the Huffman coding, but was simplified to speed up processing.

Author:

BaseX Team 2005-12, BSD License, Christian Gruen

Field Summary

Fields inherited from class org.basex.util.list.ByteList

list

Fields inherited from class org.basex.util.list.ElementList

CAP, size

Constructor Summary

Constructors

Constructor and Description
Compress()

Method Summary

Methods

Modifier and Type	Method and Description
byte[]	pack(byte[] txt) Compresses the specified text.
byte[]	unpack(byte[] txt) Decompresses the specified text.

Methods inherited from class org.basex.util.list.ByteList

add, add, add, get, toArray, toString

Methods inherited from class org.basex.util.list.ElementList

isEmpty, newSize, newSize, reset, size

Methods inherited from class java.lang.Object

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

Constructor Detail

Compress

public Compress()

Method Detail

pack

public byte[] pack(byte[] txt)

Compresses the specified text.

Parameters:

txt - text to be packed

Returns:

packed text

unpack

public byte[] unpack(byte[] txt)

Decompresses the specified text.

Parameters:

txt - text to be unpacked

Returns:

unpacked text