| Interface | Description |
|---|---|
| PartialOutputCommitter |
Interface for an
OutputCommitter
implementing partial commit of task output, as during preemption. |
| Class | Description |
|---|---|
| FileOutputCommitter |
An
OutputCommitter that commits files specified
in job output directory i.e. |
| FileOutputFormat<K,V> |
A base class for
OutputFormats that read from FileSystems. |
| FilterOutputFormat<K,V> |
FilterOutputFormat is a convenience class that wraps OutputFormat.
|
| LazyOutputFormat<K,V> |
A Convenience class that creates output lazily.
|
| MapFileOutputFormat |
An
OutputFormat that writes
MapFiles. |
| MultipleOutputs<KEYOUT,VALUEOUT> |
The MultipleOutputs class simplifies writing output data
to multiple outputs
|
| NullOutputFormat<K,V> |
Consume all outputs and put them in /dev/null.
|
| PartialFileOutputCommitter |
An
OutputCommitter that commits files specified
in job output directory i.e. |
| SequenceFileAsBinaryOutputFormat |
An
OutputFormat that writes keys,
values to SequenceFiles in binary(raw) format |
| SequenceFileOutputFormat<K,V> |
An
OutputFormat that writes SequenceFiles. |
| TextOutputFormat<K,V> |
An
OutputFormat that writes plain text files. |
| Enum | Description |
|---|---|
| FileOutputFormatCounter |
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