Uses of Interface
org.apache.nutch.mapReduce.Configurable

Packages that use Configurable
org.apache.nutch.mapReduce A system for scalable, fault-tolerant, distributed computation over large data collections. 
org.apache.nutch.mapReduce.lib Library of generally useful mappers, reducers, and partitioners. 
 

Uses of Configurable in org.apache.nutch.mapReduce
 

Subinterfaces of Configurable in org.apache.nutch.mapReduce
 interface Mapper
          Maps input key/value pairs to a set of intermediate key/value pairs.
 interface Partitioner
          Partitions the key space.
 interface Reducer
          Reduces a set of intermediate values which share a key to a smaller set of values.
 

Methods in org.apache.nutch.mapReduce that return Configurable
 Configurable JobConf.newInstance(Class theClass)
           
 

Uses of Configurable in org.apache.nutch.mapReduce.lib
 

Classes in org.apache.nutch.mapReduce.lib that implement Configurable
 class HashPartitioner
          Partition keys by their Object.hashCode().
 class IdentityMapper
          Implements the identity function, mapping inputs directly to outputs.
 class IdentityReducer
          Performs no reduction, writing all input values directly to the output.
 class InverseMapper
          A Mapper that swaps keys and values.
 class LongSumReducer
          A Reducer that sums long values.
 class RegexMapper
          A Mapper that extracts text matching a regular expression.
 class TokenCountMapper
          A Mapper that maps text values into pairs.
 



Copyright © 2006 The Apache Software Foundation