org.apache.accumulo.examples.simple.mapreduce
Class TeraSortIngest.SortGenMapper
java.lang.Object
org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.Text,Mutation>
org.apache.accumulo.examples.simple.mapreduce.TeraSortIngest.SortGenMapper
- Enclosing class:
- TeraSortIngest
public static class TeraSortIngest.SortGenMapper
- extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.Text,Mutation>
The Mapper class that given a row number, will generate the appropriate output line.
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper |
org.apache.hadoop.mapreduce.Mapper.Context |
Method Summary |
void |
map(org.apache.hadoop.io.LongWritable row,
org.apache.hadoop.io.NullWritable ignored,
org.apache.hadoop.mapreduce.Mapper.Context context)
|
void |
setup(org.apache.hadoop.mapreduce.Mapper.Context job)
|
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 |
TeraSortIngest.SortGenMapper
public TeraSortIngest.SortGenMapper()
map
public void map(org.apache.hadoop.io.LongWritable row,
org.apache.hadoop.io.NullWritable ignored,
org.apache.hadoop.mapreduce.Mapper.Context context)
throws IOException,
InterruptedException
- Overrides:
map
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.Text,Mutation>
- Throws:
IOException
InterruptedException
setup
public void setup(org.apache.hadoop.mapreduce.Mapper.Context job)
- Overrides:
setup
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.NullWritable,org.apache.hadoop.io.Text,Mutation>
Copyright © 2012 The Apache Software Foundation. All Rights Reserved.