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Packages that use CompressionCodec | |
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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 |
Uses of CompressionCodec in org.apache.hadoop.io |
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Methods in org.apache.hadoop.io that return CompressionCodec | |
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CompressionCodec |
SequenceFile.Writer.getCompressionCodec()
Returns the compression codec of data in this file. |
CompressionCodec |
SequenceFile.Reader.getCompressionCodec()
Returns the compression codec of data in this file. |
Methods in org.apache.hadoop.io with parameters of type CompressionCodec | |
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static SequenceFile.Writer |
SequenceFile.createWriter(Configuration conf,
FSDataOutputStream out,
Class keyClass,
Class valClass,
SequenceFile.CompressionType compressionType,
CompressionCodec codec)
Construct the preferred type of 'raw' SequenceFile Writer. |
static SequenceFile.Writer |
SequenceFile.createWriter(Configuration conf,
FSDataOutputStream out,
Class keyClass,
Class valClass,
SequenceFile.CompressionType compressionType,
CompressionCodec codec,
SequenceFile.Metadata metadata)
Construct the preferred type of 'raw' SequenceFile Writer. |
static SequenceFile.Writer |
SequenceFile.createWriter(FileSystem fs,
Configuration conf,
Path name,
Class keyClass,
Class valClass,
int bufferSize,
short replication,
long blockSize,
SequenceFile.CompressionType compressionType,
CompressionCodec codec,
Progressable progress,
SequenceFile.Metadata metadata)
Construct the preferred type of SequenceFile Writer. |
static SequenceFile.Writer |
SequenceFile.createWriter(FileSystem fs,
Configuration conf,
Path name,
Class keyClass,
Class valClass,
SequenceFile.CompressionType compressionType,
CompressionCodec codec)
Construct the preferred type of SequenceFile Writer. |
static SequenceFile.Writer |
SequenceFile.createWriter(FileSystem fs,
Configuration conf,
Path name,
Class keyClass,
Class valClass,
SequenceFile.CompressionType compressionType,
CompressionCodec codec,
Progressable progress)
Construct the preferred type of SequenceFile Writer. |
static SequenceFile.Writer |
SequenceFile.createWriter(FileSystem fs,
Configuration conf,
Path name,
Class keyClass,
Class valClass,
SequenceFile.CompressionType compressionType,
CompressionCodec codec,
Progressable progress,
SequenceFile.Metadata metadata)
Construct the preferred type of SequenceFile Writer. |
Uses of CompressionCodec in org.apache.hadoop.io.compress |
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Subinterfaces of CompressionCodec in org.apache.hadoop.io.compress | |
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interface |
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. |
Classes in org.apache.hadoop.io.compress that implement CompressionCodec | |
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class |
BZip2Codec
This class provides CompressionOutputStream and CompressionInputStream for compression and decompression. |
class |
DefaultCodec
|
class |
GzipCodec
This class creates gzip compressors/decompressors. |
Methods in org.apache.hadoop.io.compress that return CompressionCodec | |
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CompressionCodec |
CompressionCodecFactory.getCodec(Path file)
Find the relevant compression codec for the given file based on its filename suffix. |
Methods in org.apache.hadoop.io.compress that return types with arguments of type CompressionCodec | |
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static List<Class<? extends CompressionCodec>> |
CompressionCodecFactory.getCodecClasses(Configuration conf)
Get the list of codecs listed in the configuration |
Methods in org.apache.hadoop.io.compress with parameters of type CompressionCodec | |
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static Compressor |
CodecPool.getCompressor(CompressionCodec codec)
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static Compressor |
CodecPool.getCompressor(CompressionCodec codec,
Configuration conf)
Get a Compressor for the given CompressionCodec from the
pool or a new one. |
static Decompressor |
CodecPool.getDecompressor(CompressionCodec codec)
Get a Decompressor for the given CompressionCodec from the
pool or a new one. |
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