org.locationtech.geowave.analytic.mapreduce.kmeans

Class UpdateCentroidCostMapReduce.UpdateCentroidCostReducer

java.lang.Object

org.apache.hadoop.mapreduce.Reducer<GroupIDText,CountofDoubleWritable,GeoWaveOutputKey,Object>

org.locationtech.geowave.analytic.mapreduce.kmeans.UpdateCentroidCostMapReduce.UpdateCentroidCostReducer

Enclosing class:

UpdateCentroidCostMapReduce

public static class UpdateCentroidCostMapReduce.UpdateCentroidCostReducer
extends org.apache.hadoop.mapreduce.Reducer<GroupIDText,CountofDoubleWritable,GeoWaveOutputKey,Object>

Nested Class Summary

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

org.apache.hadoop.mapreduce.Reducer.Context

Constructor Summary

Constructors

Constructor and Description
UpdateCentroidCostReducer()

Method Summary

Modifier and Type	Method and Description
protected void	reduce(GroupIDText key, Iterable<CountofDoubleWritable> values, org.apache.hadoop.mapreduce.Reducer.Context context)
protected void	setup(org.apache.hadoop.mapreduce.Reducer.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 Detail

UpdateCentroidCostReducer

public UpdateCentroidCostReducer()

Method Detail

reduce

protected void reduce(GroupIDText key,
                      Iterable<CountofDoubleWritable> values,
                      org.apache.hadoop.mapreduce.Reducer.Context context)
               throws IOException,
                      InterruptedException

Overrides:

reduce in class org.apache.hadoop.mapreduce.Reducer<GroupIDText,CountofDoubleWritable,GeoWaveOutputKey,Object>

Throws:

IOException

InterruptedException

setup

protected void setup(org.apache.hadoop.mapreduce.Reducer.Context context)
              throws IOException,
                     InterruptedException

Overrides:

setup in class org.apache.hadoop.mapreduce.Reducer<GroupIDText,CountofDoubleWritable,GeoWaveOutputKey,Object>

Throws:

IOException

InterruptedException