org.apache.mahout.classifier.df.mapreduce.inmem

Class InMemInputFormat

java.lang.Object

org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.NullWritable>

org.apache.mahout.classifier.df.mapreduce.inmem.InMemInputFormat

Deprecated.

@Deprecated
public class InMemInputFormat
extends org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.NullWritable>

Custom InputFormat that generates InputSplits given the desired number of trees.
each input split contains a subset of the trees.
The number of splits is equal to the number of requested splits

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	InMemInputFormat.InMemInputSplit Deprecated. Custom InputSplit that indicates how many trees are built by each mapper
static class	InMemInputFormat.InMemRecordReader Deprecated.

Constructor Summary

Constructors

Constructor and Description
InMemInputFormat() Deprecated.

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.NullWritable>	createRecordReader(org.apache.hadoop.mapreduce.InputSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context) Deprecated.
List<org.apache.hadoop.mapreduce.InputSplit>	getSplits(org.apache.hadoop.conf.Configuration conf, int numSplits) Deprecated.
List<org.apache.hadoop.mapreduce.InputSplit>	getSplits(org.apache.hadoop.mapreduce.JobContext context) Deprecated.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

InMemInputFormat

public InMemInputFormat()

Deprecated.

Method Detail

createRecordReader

public org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.NullWritable> createRecordReader(org.apache.hadoop.mapreduce.InputSplit split,
                                                                                                                                       org.apache.hadoop.mapreduce.TaskAttemptContext context)
                                                                                                                                throws IOException,
                                                                                                                                       InterruptedException

Deprecated.

Specified by:

createRecordReader in class org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.NullWritable>

Throws:

IOException

InterruptedException

getSplits

public List<org.apache.hadoop.mapreduce.InputSplit> getSplits(org.apache.hadoop.mapreduce.JobContext context)
                                                       throws IOException,
                                                              InterruptedException

Deprecated.

Specified by:

getSplits in class org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.NullWritable>

Throws:

IOException

InterruptedException

getSplits

public List<org.apache.hadoop.mapreduce.InputSplit> getSplits(org.apache.hadoop.conf.Configuration conf,
                                                              int numSplits)

Deprecated.