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Class Summary | |
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Environment | This is a class used to get the current environment on the host machines running the map/reduce. |
HadoopStreaming | The main entrypoint. |
JarBuilder | This class is the main class for generating job.jar for Hadoop Streaming jobs. |
MergerInputFormat | Eventually will be fed TupleInputFormats. |
MustangFile | A simulation of some Java SE 6 File methods. |
MuxOutputFormat | A multiplexed OutputFormat. |
PathFinder | Maps a relative pathname to an absolute pathname using the PATH enviroment. |
PipeCombiner | A generic Combiner bridge. To use a Combiner specify -combiner myprogram in hadoopStreaming. |
PipeMapper | A generic Mapper bridge. |
PipeMapRed | Shared functionality for PipeMapper, PipeReducer. |
PipeReducer | A generic Reducer bridge. |
StreamBaseRecordReader | Shared functionality for hadoopStreaming formats. |
StreamInputFormat | An input format that performs globbing on DFS paths and selects a RecordReader based on a JobConf property. |
StreamJob | All the client-side work happens here. |
StreamLineRecordReader | Similar to org.apache.hadoop.mapred.TextRecordReader, but delimits key and value with a TAB. |
StreamOutputFormat | Similar to org.apache.hadoop.mapred.TextOutputFormat, but delimits key and value with a TAB. |
StreamSequenceRecordReader | |
StreamUtil | Utilities not available elsewhere in Hadoop. |
StreamXmlRecordReader | A way to interpret XML fragments as Mapper input records. |
TupleInputFormat | |
UTF8ByteArrayUtils | General utils for byte array containing UTF-8 encoded strings |
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