Package org.apache.nutch.scoring.webgraph

Class NodeDumper.Dumper.DumperReducer

java.lang.Object

org.apache.hadoop.mapreduce.Reducer<Text,FloatWritable,Text,FloatWritable>

org.apache.nutch.scoring.webgraph.NodeDumper.Dumper.DumperReducer

Enclosing class:

NodeDumper.Dumper

public static class NodeDumper.Dumper.DumperReducer
extends Reducer<Text,FloatWritable,Text,FloatWritable>

Outputs either the sum or the top value for this record.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Reducer

Reducer.Context

Constructor Summary

Constructors

Constructor	Description
DumperReducer()

Method Summary

Modifier and Type	Method	Description
void	reduce(Text key, Iterable<FloatWritable> values, Reducer<Text,FloatWritable,Text,FloatWritable>.Context context)
void	setup(Reducer<Text,FloatWritable,Text,FloatWritable>.Context context)

Methods inherited from class org.apache.hadoop.mapreduce.Reducer

cleanup, run

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DumperReducer

public DumperReducer()

Method Details

reduce

public void reduce(Text key,
 Iterable<FloatWritable> values,
 Reducer<Text,FloatWritable,Text,FloatWritable>.Context context)
            throws IOException,
InterruptedException

Overrides:

reduce in class Reducer<Text,FloatWritable,Text,FloatWritable>

Throws:

IOException

InterruptedException

setup

public void setup(Reducer<Text,FloatWritable,Text,FloatWritable>.Context context)

Overrides:

setup in class Reducer<Text,FloatWritable,Text,FloatWritable>