org.locationtech.geowave.analytic.mapreduce.kmeans

Class UpdateCentroidCostMapReduce.UpdateCentroidCostMap

java.lang.Object

org.apache.hadoop.mapreduce.Mapper<GeoWaveInputKey,org.apache.hadoop.io.ObjectWritable,KEYOUT,VALUEOUT>

org.locationtech.geowave.mapreduce.GeoWaveWritableInputMapper<GroupIDText,CountofDoubleWritable>

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

Enclosing class:

UpdateCentroidCostMapReduce

public static class UpdateCentroidCostMapReduce.UpdateCentroidCostMap
extends GeoWaveWritableInputMapper<GroupIDText,CountofDoubleWritable>

Nested Class Summary

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

org.apache.hadoop.mapreduce.Mapper.Context

Field Summary

Fields

Modifier and Type	Field and Description
protected AnalyticItemWrapperFactory<Object>	itemWrapperFactory
protected GroupIDText	outputWritable

Fields inherited from class org.locationtech.geowave.mapreduce.GeoWaveWritableInputMapper

LOGGER, serializationTool

Constructor Summary

Constructors

Constructor and Description
UpdateCentroidCostMap()

Method Summary

Modifier and Type	Method and Description
protected void	mapNativeValue(GeoWaveInputKey key, Object value, org.apache.hadoop.mapreduce.Mapper.Context context)
protected void	setup(org.apache.hadoop.mapreduce.Mapper.Context context)

Methods inherited from class org.locationtech.geowave.mapreduce.GeoWaveWritableInputMapper

map, mapWritableValue, toWritableValue

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

Field Detail

outputWritable

protected final GroupIDText outputWritable

itemWrapperFactory

protected AnalyticItemWrapperFactory<Object> itemWrapperFactory

Constructor Detail

UpdateCentroidCostMap

public UpdateCentroidCostMap()

Method Detail

mapNativeValue

protected void mapNativeValue(GeoWaveInputKey key,
                              Object value,
                              org.apache.hadoop.mapreduce.Mapper.Context context)
                       throws IOException,
                              InterruptedException

Specified by:

mapNativeValue in class GeoWaveWritableInputMapper<GroupIDText,CountofDoubleWritable>

Throws:

IOException

InterruptedException

setup

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

Overrides:

setup in class GeoWaveWritableInputMapper<GroupIDText,CountofDoubleWritable>

Throws:

IOException

InterruptedException