org.apache.nutch.segment

Class ContentAsTextInputFormat

java.lang.Object

org.apache.hadoop.mapred.FileInputFormat<K,V>

org.apache.hadoop.mapred.SequenceFileInputFormat<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>

org.apache.nutch.segment.ContentAsTextInputFormat

All Implemented Interfaces:

org.apache.hadoop.mapred.InputFormat<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>

public class ContentAsTextInputFormat
extends org.apache.hadoop.mapred.SequenceFileInputFormat<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>

An input format that takes Nutch Content objects and converts them to text while converting newline endings to spaces. This format is useful for working with Nutch content objects in Hadoop Streaming with other languages.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapred.FileInputFormat

org.apache.hadoop.mapred.FileInputFormat.Counter

Field Summary

Fields inherited from class org.apache.hadoop.mapred.FileInputFormat

LOG

Constructor Summary

Constructors

Constructor and Description
ContentAsTextInputFormat()

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>	getRecordReader(org.apache.hadoop.mapred.InputSplit split, org.apache.hadoop.mapred.JobConf job, org.apache.hadoop.mapred.Reporter reporter)

Methods inherited from class org.apache.hadoop.mapred.SequenceFileInputFormat

listStatus

Methods inherited from class org.apache.hadoop.mapred.FileInputFormat

addInputPath, addInputPaths, computeSplitSize, getBlockIndex, getInputPathFilter, getInputPaths, getSplitHosts, getSplits, isSplitable, setInputPathFilter, setInputPaths, setInputPaths, setMinSplitSize

Methods inherited from class java.lang.Object

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

Constructor Detail

ContentAsTextInputFormat

public ContentAsTextInputFormat()

Method Detail

getRecordReader

public org.apache.hadoop.mapred.RecordReader<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text> getRecordReader(org.apache.hadoop.mapred.InputSplit split,
                                                                                                         org.apache.hadoop.mapred.JobConf job,
                                                                                                         org.apache.hadoop.mapred.Reporter reporter)
                                                                                                           throws IOException

Specified by:

getRecordReader in interface org.apache.hadoop.mapred.InputFormat<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>

Overrides:

getRecordReader in class org.apache.hadoop.mapred.SequenceFileInputFormat<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>

Throws:

IOException