org.apache.hadoop.hive.ql.io.orc
Interface DirectDecompressionCodec

public interface DirectDecompressionCodec

Method Summary

boolean	compress(ByteBuffer in, ByteBuffer out, ByteBuffer overflow) Compress the in buffer to the out buffer.
void	decompress(ByteBuffer in, ByteBuffer out) Decompress the in buffer to the out buffer.
void	directDecompress(ByteBuffer in, ByteBuffer out)
boolean	isAvailable()

Method Detail

isAvailable

boolean isAvailable()

directDecompress

void directDecompress(ByteBuffer in,
                      ByteBuffer out)
                      throws IOException

Throws:

IOException

compress

boolean compress(ByteBuffer in,
                 ByteBuffer out,
                 ByteBuffer overflow)
                 throws IOException

Compress the in buffer to the out buffer.

Parameters:

in - the bytes to compress

out - the uncompressed bytes

overflow - put any additional bytes here

Returns:

true if the output is smaller than input

Throws:

IOException

decompress

void decompress(ByteBuffer in,
                ByteBuffer out)
                throws IOException

Decompress the in buffer to the out buffer.

Parameters:

in - the bytes to decompress

out - the decompressed bytes

Throws:

IOException