| Package | Description | 
|---|---|
| org.apache.hadoop.io | 
 Generic i/o code for use when reading and writing data to the network,
to databases, and to files. 
 | 
| org.apache.hadoop.io.compress | |
| org.apache.hadoop.mapred | 
| Class and Description | 
|---|
| CompressionCodec
 This class encapsulates a streaming compression/decompression pair. 
 | 
| Class and Description | 
|---|
| CompressionCodec
 This class encapsulates a streaming compression/decompression pair. 
 | 
| CompressionInputStream
 A compression input stream. 
 | 
| CompressionOutputStream
 A compression output stream. 
 | 
| Compressor
 Specification of a stream-based 'compressor' which can be  
 plugged into a  
CompressionOutputStream to compress data. | 
| CompressorStream | 
| Decompressor
 Specification of a stream-based 'de-compressor' which can be  
 plugged into a  
CompressionInputStream to compress data. | 
| DecompressorStream | 
| DefaultCodec | 
| DirectDecompressionCodec
 This class encapsulates a codec which can decompress direct bytebuffers. 
 | 
| DirectDecompressor
 Specification of a direct ByteBuffer 'de-compressor'. 
 | 
| SplitCompressionInputStream
 An InputStream covering a range of compressed data. 
 | 
| SplittableCompressionCodec
 This interface is meant to be implemented by those compression codecs
 which are capable to compress / de-compress a stream starting at any
 arbitrary position. 
 | 
| Class and Description | 
|---|
| CompressionCodec
 This class encapsulates a streaming compression/decompression pair. 
 | 
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