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| Class Summary | |
|---|---|
| InverseMapper<K,V> | A Mapper that swaps keys and values. |
| MultithreadedMapper<K1,V1,K2,V2> | Multithreaded implementation for @link org.apache.hadoop.mapreduce.Mapper. |
| TokenCounterMapper | Tokenize the input values and emit each word with a count of 1. |
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