org.apache.hudi.io.compress

Interface HoodieCompressor

All Known Implementing Classes:

HoodieAirliftGzipCompressor, HoodieNoneCompressor

public interface HoodieCompressor

Provides compression and decompression on input data.

Method Summary

Modifier and Type	Method and Description
byte[]	compress(byte[] uncompressedBytes) Compresses data stored in byte array.
ByteBuffer	compress(ByteBuffer uncompressedBytes) Compresses data stored in ByteBuffer.
int	decompress(InputStream compressedInput, byte[] targetByteArray, int offset, int length) Decompresses the data from InputStream and writes the decompressed data to the target byte array.

Method Detail

decompress

int decompress(InputStream compressedInput,
               byte[] targetByteArray,
               int offset,
               int length)
        throws IOException

Decompresses the data from InputStream and writes the decompressed data to the target byte array.

Parameters:

compressedInput - compressed data in InputStream.

targetByteArray - target byte array to store the decompressed data.

offset - offset in the target byte array to start to write data.

length - maximum amount of decompressed data to write.

Returns:

size of bytes read.

Throws:

IOException - upon error.

compress

byte[] compress(byte[] uncompressedBytes)
         throws IOException

Compresses data stored in byte array.

Parameters:

uncompressedBytes - input data in byte array

Returns:

output data in byte array

Throws:

IOException - upon error

compress

ByteBuffer compress(ByteBuffer uncompressedBytes)
             throws IOException

Compresses data stored in ByteBuffer.

Parameters:

uncompressedBytes - input data in ByteBuffer

Returns:

output data in ByteBuffer

Throws:

IOException - upon error