org.apache.cassandra.io.compress
Class LZ4Compressor

java.lang.Object
  org.apache.cassandra.io.compress.LZ4Compressor

All Implemented Interfaces:

ICompressor

public class LZ4Compressor
extends java.lang.Object
implements ICompressor

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.cassandra.io.compress.ICompressor

ICompressor.WrappedArray

Method Summary

int	compress(byte[] input, int inputOffset, int inputLength, ICompressor.WrappedArray output, int outputOffset)
static LZ4Compressor	create(java.util.Map<java.lang.String,java.lang.String> args)
int	initialCompressedBufferLength(int chunkLength)
java.util.Set<java.lang.String>	supportedOptions()
int	uncompress(byte[] input, int inputOffset, int inputLength, byte[] output, int outputOffset)

Methods inherited from class java.lang.Object

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

Method Detail

create

public static LZ4Compressor create(java.util.Map<java.lang.String,java.lang.String> args)

initialCompressedBufferLength

public int initialCompressedBufferLength(int chunkLength)

Specified by:

initialCompressedBufferLength in interface ICompressor

compress

public int compress(byte[] input,
                    int inputOffset,
                    int inputLength,
                    ICompressor.WrappedArray output,
                    int outputOffset)
             throws java.io.IOException

Specified by:

compress in interface ICompressor

Throws:

java.io.IOException

uncompress

public int uncompress(byte[] input,
                      int inputOffset,
                      int inputLength,
                      byte[] output,
                      int outputOffset)
               throws java.io.IOException

Specified by:

uncompress in interface ICompressor

Throws:

java.io.IOException

supportedOptions

public java.util.Set<java.lang.String> supportedOptions()

Specified by:

supportedOptions in interface ICompressor