Package org.apache.pinot.segment.local.io.compression

Class ChunkCompressorFactory

java.lang.Object

org.apache.pinot.segment.local.io.compression.ChunkCompressorFactory

public class ChunkCompressorFactory
extends Object

Factory for Chunk compressors/de-compressors.

Method Summary

Modifier and Type	Method	Description
static ChunkCompressor	getCompressor(ChunkCompressionType compressionType)	Returns the chunk compressor for the specified name.
static ChunkCompressor	getCompressor(ChunkCompressionType compressionType, boolean upgradeToLengthPrefixed)	Returns the chunk compressor for the specified name.
static ChunkDecompressor	getDecompressor(ChunkCompressionType compressionType)	Returns the chunk decompressor for the specified name.

Methods inherited from class java.lang.Object

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

Method Detail

getCompressor

public static ChunkCompressor getCompressor(ChunkCompressionType compressionType)

Returns the chunk compressor for the specified name.

Parameters:

compressionType - Type of compressor.

Returns:

Compressor for the specified type.

getCompressor

public static ChunkCompressor getCompressor(ChunkCompressionType compressionType,
                                            boolean upgradeToLengthPrefixed)

Returns the chunk compressor for the specified name.

Parameters:

compressionType - Type of compressor.

upgradeToLengthPrefixed - if true, guarantee the compressed chunk contains metadata about the decompressed size. Most formats do this anyway, but LZ4 requires a length prefix.

Returns:

Compressor for the specified type.

getDecompressor

public static ChunkDecompressor getDecompressor(ChunkCompressionType compressionType)

Returns the chunk decompressor for the specified name.

Parameters:

compressionType - Type of compression

Returns:

decompressor for the specified name