org.waarp.compress.zstdjni

Class ZstdJniCodec

java.lang.Object

org.waarp.compress.zstdjni.ZstdJniCodec

All Implemented Interfaces:

CompressorCodec

public class ZstdJniCodec
extends Object
implements CompressorCodec

ZSTD JNI Codec implementation

Constructor Summary

Constructors

Constructor and Description
ZstdJniCodec()

Method Summary

Modifier and Type	Method and Description
byte[]	compress(byte[] input, int length)
int	compress(byte[] input, int inputLength, byte[] output, int maxOutputLength)
long	compress(File input, File output) Compress the file input to the file output
byte[]	decompress(byte[] compressed, int length)
int	decompress(byte[] input, int inputLength, byte[] output, int maxOutputLength)
long	decompress(File input, File output) Decompress the file input to the file output
int	getDecompressedSize(byte[] compressed, int length)
int	maxCompressedLength(int uncompressedSize)

Methods inherited from class java.lang.Object

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

Constructor Detail

ZstdJniCodec

public ZstdJniCodec()

Method Detail

maxCompressedLength

public final int maxCompressedLength(int uncompressedSize)

Specified by:

maxCompressedLength in interface CompressorCodec

Returns:

the maximum size for Compressed length

compress

public final byte[] compress(byte[] input,
                             int length)
                      throws MalformedInputException

Specified by:

compress in interface CompressorCodec

Returns:

the compressed byte array

Throws:

MalformedInputException

compress

public final int compress(byte[] input,
                          int inputLength,
                          byte[] output,
                          int maxOutputLength)

Specified by:

compress in interface CompressorCodec

Returns:

the size of ouput

compress

public final long compress(File input,
                           File output)
                    throws MalformedInputException

Description copied from interface: CompressorCodec

Compress the file input to the file output

Specified by:

compress in interface CompressorCodec

Returns:

the new length

Throws:

MalformedInputException

decompress

public final byte[] decompress(byte[] compressed,
                               int length)
                        throws MalformedInputException

Specified by:

decompress in interface CompressorCodec

Returns:

the decompressed byte array

Throws:

MalformedInputException

decompress

public final int decompress(byte[] input,
                            int inputLength,
                            byte[] output,
                            int maxOutputLength)

Specified by:

decompress in interface CompressorCodec

Returns:

the size of output

decompress

public final long decompress(File input,
                             File output)
                      throws MalformedInputException

Description copied from interface: CompressorCodec

Decompress the file input to the file output

Specified by:

decompress in interface CompressorCodec

Returns:

the new length

Throws:

MalformedInputException

getDecompressedSize

public final int getDecompressedSize(byte[] compressed,
                                     int length)

Specified by:

getDecompressedSize in interface CompressorCodec

Returns:

the size of the decompressed array, 0 if unknown