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Packages that use net.nutch.mapReduce | |
net.nutch.mapReduce | A system for scalable, fault-tolerant, distributed computation over large data collections. |
Classes in net.nutch.mapReduce used by net.nutch.mapReduce | |
InputFormat
An input data format. |
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InputFormat.Split
A section of an input file. |
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Mapper
Maps input key/value pairs to a set of intermediate key/value pairs. |
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OutputCollector
Passed to Mapper and Reducer implementations to collect
output data. |
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Partitioner
Partitions the key space. |
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RecordReader
Reads key/value pairs from an input file InputFormat.Split . |
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RecordWriter
Writes key/value pairs to an output file. |
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Reducer
Reduces a set of intermediate values which share a key to a smaller set of values. |
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