Class ScoreUpdater.ScoreUpdaterReducer
- java.lang.Object
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- org.apache.hadoop.mapreduce.Reducer<Text,ObjectWritable,Text,CrawlDatum>
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- org.apache.nutch.scoring.webgraph.ScoreUpdater.ScoreUpdaterReducer
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- Enclosing class:
- ScoreUpdater
public static class ScoreUpdater.ScoreUpdaterReducer extends Reducer<Text,ObjectWritable,Text,CrawlDatum>
Creates new CrawlDatum objects with the updated score from the NodeDb or with a cleared score.
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Reducer
Reducer.Context
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Constructor Summary
Constructors Constructor Description ScoreUpdaterReducer()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
reduce(Text key, Iterable<ObjectWritable> values, Reducer.Context context)
void
setup(Reducer.Context context)
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Method Detail
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setup
public void setup(Reducer.Context context)
- Overrides:
setup
in classReducer<Text,ObjectWritable,Text,CrawlDatum>
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reduce
public void reduce(Text key, Iterable<ObjectWritable> values, Reducer.Context context) throws IOException, InterruptedException
- Overrides:
reduce
in classReducer<Text,ObjectWritable,Text,CrawlDatum>
- Throws:
IOException
InterruptedException
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