voldemort.store.compress
Class LzfCompressionStrategy

java.lang.Object
  voldemort.store.compress.LzfCompressionStrategy

All Implemented Interfaces:

CompressionStrategy

public class LzfCompressionStrategy
extends java.lang.Object
implements CompressionStrategy

Implementation of CompressionStrategy for the LZF format. LZF is optimized for speed.

Constructor Summary

LzfCompressionStrategy()

Method Summary

byte[]	deflate(byte[] data) Compresses the data.
java.lang.String	getType() The type of compression performed.
byte[]	inflate(byte[] data) Uncompresses the data.

Methods inherited from class java.lang.Object

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

Constructor Detail

LzfCompressionStrategy

public LzfCompressionStrategy()

Method Detail

getType

public java.lang.String getType()

Description copied from interface: CompressionStrategy

The type of compression performed.

Specified by:

getType in interface CompressionStrategy

deflate

public byte[] deflate(byte[] data)
               throws java.io.IOException

Description copied from interface: CompressionStrategy

Compresses the data. The array received should not be modified, but it may be returned unchanged.

Specified by:

deflate in interface CompressionStrategy

Parameters:

data - uncompressed data.

Returns:

compressed data.

Throws:

java.io.IOException - if there is an issue during the operation.

inflate

public byte[] inflate(byte[] data)
               throws java.io.IOException

Description copied from interface: CompressionStrategy

Uncompresses the data. The array received should not be modified, but it may be returned unchanged.

Specified by:

inflate in interface CompressionStrategy

Parameters:

data - compressed data.

Returns:

uncompressed data.

Throws:

java.io.IOException - if there is an issue during the operation.