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java.lang.Objectorg.apache.hadoop.mapred.FileInputFormat<K,V>
org.apache.hadoop.mapred.SequenceFileInputFormat<BytesWritable,BytesWritable>
org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat
public class SequenceFileAsBinaryInputFormat
InputFormat reading keys, values from SequenceFiles in binary (raw) format.
Nested Class Summary | |
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static class |
SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Read records from a SequenceFile as binary (raw) bytes. |
Field Summary |
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Fields inherited from class org.apache.hadoop.mapred.FileInputFormat |
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LOG |
Constructor Summary | |
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SequenceFileAsBinaryInputFormat()
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Method Summary | |
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RecordReader<BytesWritable,BytesWritable> |
getRecordReader(InputSplit split,
JobConf job,
Reporter reporter)
Get the RecordReader for the given InputSplit . |
Methods inherited from class org.apache.hadoop.mapred.SequenceFileInputFormat |
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listStatus |
Methods inherited from class org.apache.hadoop.mapred.FileInputFormat |
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addInputPath, addInputPaths, computeSplitSize, getBlockIndex, getInputPathFilter, getInputPaths, getSplitHosts, getSplits, isSplitable, setInputPathFilter, setInputPaths, setInputPaths, setMinSplitSize |
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 SequenceFileAsBinaryInputFormat()
Method Detail |
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public RecordReader<BytesWritable,BytesWritable> getRecordReader(InputSplit split, JobConf job, Reporter reporter) throws java.io.IOException
InputFormat
RecordReader
for the given InputSplit
.
It is the responsibility of the RecordReader
to respect
record boundaries while processing the logical split to present a
record-oriented view to the individual task.
getRecordReader
in interface InputFormat<BytesWritable,BytesWritable>
getRecordReader
in class SequenceFileInputFormat<BytesWritable,BytesWritable>
split
- the InputSplit
job
- the job that this split belongs to
RecordReader
java.io.IOException
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