Package org.apache.nutch.scoring.webgraph

Class NodeDumper.Dumper.DumperMapper

java.lang.Object

org.apache.hadoop.mapreduce.Mapper<Text,Node,Text,FloatWritable>

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

Enclosing class:

NodeDumper.Dumper

public static class NodeDumper.Dumper.DumperMapper
extends Mapper<Text,Node,Text,FloatWritable>

Outputs the host or domain as key for this record and numInlinks, numOutlinks or score as the value.

Nested Class Summary

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

Mapper.Context

Constructor Summary

Constructors

Constructor	Description
DumperMapper()

Method Summary

Modifier and Type	Method	Description
void	map(Text key, Node node, Mapper.Context context)
void	setup(Mapper.Context context)

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

cleanup, run

Methods inherited from class java.lang.Object

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

Constructor Detail

DumperMapper

public DumperMapper()

Method Detail

setup

public void setup(Mapper.Context context)

Overrides:

setup in class Mapper<Text,Node,Text,FloatWritable>

map

public void map(Text key,
                Node node,
                Mapper.Context context)
         throws IOException,
                InterruptedException

Overrides:

map in class Mapper<Text,Node,Text,FloatWritable>

Throws:

IOException

InterruptedException