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java.lang.Object org.apache.hadoop.io.compress.CodecPool
public class CodecPool
A global compressor/decompressor pool used to save and reuse (possibly native) compression/decompression codecs.
Constructor Summary | |
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CodecPool()
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Method Summary | |
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static Compressor |
getCompressor(CompressionCodec codec)
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static Compressor |
getCompressor(CompressionCodec codec,
Configuration conf)
Get a Compressor for the given CompressionCodec from the
pool or a new one. |
static Decompressor |
getDecompressor(CompressionCodec codec)
Get a Decompressor for the given CompressionCodec from the
pool or a new one. |
static void |
returnCompressor(Compressor compressor)
Return the Compressor to the pool. |
static void |
returnDecompressor(Decompressor decompressor)
Return the Decompressor to the pool. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public CodecPool()
Method Detail |
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public static Compressor getCompressor(CompressionCodec codec, Configuration conf)
Compressor
for the given CompressionCodec
from the
pool or a new one.
codec
- the CompressionCodec
for which to get the
Compressor
conf
- the Configuration
object which contains confs for creating or reinit the compressor
Compressor
for the given
CompressionCodec
from the pool or a new onepublic static Compressor getCompressor(CompressionCodec codec)
public static Decompressor getDecompressor(CompressionCodec codec)
Decompressor
for the given CompressionCodec
from the
pool or a new one.
codec
- the CompressionCodec
for which to get the
Decompressor
Decompressor
for the given
CompressionCodec
the pool or a new onepublic static void returnCompressor(Compressor compressor)
Compressor
to the pool.
compressor
- the Compressor
to be returned to the poolpublic static void returnDecompressor(Decompressor decompressor)
Decompressor
to the pool.
decompressor
- the Decompressor
to be returned to the
pool
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