public static class SplitInputJob.SplitInputReducer
extends org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.WritableComparable<?>,org.apache.hadoop.io.Writable,org.apache.hadoop.io.WritableComparable<?>,org.apache.hadoop.io.Writable>
Constructor and Description |
---|
SplitInputReducer() |
Modifier and Type | Method and Description |
---|---|
protected void |
cleanup(org.apache.hadoop.mapreduce.Reducer.Context context) |
protected void |
reduce(org.apache.hadoop.io.WritableComparable<?> key,
Iterable<org.apache.hadoop.io.Writable> values,
org.apache.hadoop.mapreduce.Reducer.Context context)
Randomly allocate key value pairs between test and training sets.
|
protected void |
setup(org.apache.hadoop.mapreduce.Reducer.Context ctx) |
protected void setup(org.apache.hadoop.mapreduce.Reducer.Context ctx) throws IOException
setup
in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.WritableComparable<?>,org.apache.hadoop.io.Writable,org.apache.hadoop.io.WritableComparable<?>,org.apache.hadoop.io.Writable>
IOException
protected void reduce(org.apache.hadoop.io.WritableComparable<?> key, Iterable<org.apache.hadoop.io.Writable> values, org.apache.hadoop.mapreduce.Reducer.Context context) throws IOException, InterruptedException
reduce
in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.WritableComparable<?>,org.apache.hadoop.io.Writable,org.apache.hadoop.io.WritableComparable<?>,org.apache.hadoop.io.Writable>
IOException
InterruptedException
protected void cleanup(org.apache.hadoop.mapreduce.Reducer.Context context) throws IOException
cleanup
in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.WritableComparable<?>,org.apache.hadoop.io.Writable,org.apache.hadoop.io.WritableComparable<?>,org.apache.hadoop.io.Writable>
IOException
Copyright © 2008–2017 The Apache Software Foundation. All rights reserved.