org.apache.spark.input

Class WholeTextFileInputFormat

Object

org.apache.hadoop.mapreduce.InputFormat<K,V>

org.apache.hadoop.mapreduce.lib.input.FileInputFormat<K,V>

org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat<String,String>

org.apache.spark.input.WholeTextFileInputFormat

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable

public class WholeTextFileInputFormat
extends org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat<String,String>
implements Configurable

A CombineFileInputFormat for reading whole text files. Each file is read as key-value pair, where the key is the file path and the value is the entire content of file.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.lib.input.FileInputFormat

org.apache.hadoop.mapreduce.lib.input.FileInputFormat.Counter

Field Summary

Fields inherited from class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat

SPLIT_MINSIZE_PERNODE, SPLIT_MINSIZE_PERRACK

Constructor Summary

Constructors

Constructor and Description
WholeTextFileInputFormat()

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.hadoop.mapreduce.RecordReader<String,String>	createRecordReader(org.apache.hadoop.mapreduce.InputSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context)
void	setMinPartitions(org.apache.hadoop.mapreduce.JobContext context, int minPartitions) Allow minPartitions set by end-user in order to keep compatibility with old Hadoop API, which is set through setMaxSplitSize

Methods inherited from class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat

getSplits

Methods inherited from class org.apache.hadoop.mapreduce.lib.input.FileInputFormat

addInputPath, addInputPaths, getInputPathFilter, getInputPaths, getMaxSplitSize, getMinSplitSize, setInputPathFilter, setInputPaths, setInputPaths, setMaxInputSplitSize, setMinInputSplitSize

Methods inherited from class Object

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

Methods inherited from interface org.apache.spark.input.Configurable

conf, getConf, setConf

Constructor Detail

WholeTextFileInputFormat

public WholeTextFileInputFormat()

Method Detail

createRecordReader

public org.apache.hadoop.mapreduce.RecordReader<String,String> createRecordReader(org.apache.hadoop.mapreduce.InputSplit split,
                                                                         org.apache.hadoop.mapreduce.TaskAttemptContext context)

Specified by:

createRecordReader in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat<String,String>

setMinPartitions

public void setMinPartitions(org.apache.hadoop.mapreduce.JobContext context,
                    int minPartitions)

Allow minPartitions set by end-user in order to keep compatibility with old Hadoop API, which is set through setMaxSplitSize