org.apache.druid.indexer

Class DeterminePartitionsJob.DeterminePartitionsGroupByMapper

java.lang.Object

org.apache.hadoop.mapreduce.Mapper<Object,Object,KEYOUT,VALUEOUT>

org.apache.druid.indexer.HadoopDruidIndexerMapper<org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.NullWritable>

org.apache.druid.indexer.DeterminePartitionsJob.DeterminePartitionsGroupByMapper

Enclosing class:

DeterminePartitionsJob

public static class DeterminePartitionsJob.DeterminePartitionsGroupByMapper
extends HadoopDruidIndexerMapper<org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.NullWritable>

Nested Class Summary

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

org.apache.hadoop.mapreduce.Mapper.Context

Field Summary

Fields inherited from class org.apache.druid.indexer.HadoopDruidIndexerMapper

config, granularitySpec

Constructor Summary

Constructors

Constructor and Description
DeterminePartitionsGroupByMapper()

Method Summary

Modifier and Type	Method and Description
protected void	innerMap(InputRow inputRow, org.apache.hadoop.mapreduce.Mapper.Context context)
protected void	setup(org.apache.hadoop.mapreduce.Mapper.Context context)

Methods inherited from class org.apache.druid.indexer.HadoopDruidIndexerMapper

getConfig, map

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

DeterminePartitionsGroupByMapper

public DeterminePartitionsGroupByMapper()

Method Detail

setup

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

Overrides:

setup in class HadoopDruidIndexerMapper<org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.NullWritable>

Throws:

IOException

InterruptedException

innerMap

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

Specified by:

innerMap in class HadoopDruidIndexerMapper<org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.NullWritable>

Throws:

IOException

InterruptedException