org.apache.nutch.tools.arc

Class ArcInputFormat

java.lang.Object

org.apache.hadoop.mapred.FileInputFormat<Text,BytesWritable>

org.apache.nutch.tools.arc.ArcInputFormat

All Implemented Interfaces:

InputFormat<Text,BytesWritable>

public class ArcInputFormat
extends FileInputFormat<Text,BytesWritable>

A input format the reads arc files.

Nested Class Summary

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

FileInputFormat.Counter

Field Summary

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

INPUT_DIR_RECURSIVE, LOG, NUM_INPUT_FILES

Constructor Summary

Constructors

Constructor and Description
ArcInputFormat()

Method Summary

Modifier and Type	Method and Description
RecordReader<Text,BytesWritable>	getRecordReader(InputSplit split, JobConf job, Reporter reporter) Returns the RecordReader for reading the arc file.

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

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

Methods inherited from class java.lang.Object

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

Constructor Detail

ArcInputFormat

public ArcInputFormat()

Method Detail

getRecordReader

public RecordReader<Text,BytesWritable> getRecordReader(InputSplit split,
                                                        JobConf job,
                                                        Reporter reporter)
                                                 throws java.io.IOException

Returns the RecordReader for reading the arc file.

Specified by:

getRecordReader in interface InputFormat<Text,BytesWritable>

Specified by:

getRecordReader in class FileInputFormat<Text,BytesWritable>

Parameters:

split - The InputSplit of the arc file to process.

job - The job configuration.

reporter - The progress reporter.

Throws:

java.io.IOException