io.archivesunleashed.mapreduce

Class WacArcInputFormat.ArcRecordReader

java.lang.Object

org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.LongWritable,ArcRecordWritable>

io.archivesunleashed.mapreduce.WacArcInputFormat.ArcRecordReader

All Implemented Interfaces:

Closeable, AutoCloseable

Enclosing class:

WacArcInputFormat

public class WacArcInputFormat.ArcRecordReader
extends org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.LongWritable,ArcRecordWritable>

Extends RecordReader for ARC Record Reader.

Constructor Summary

Constructors

Constructor and Description
ArcRecordReader()

Method Summary

Modifier and Type	Method and Description
void	close()
org.apache.hadoop.io.LongWritable	getCurrentKey()
ArcRecordWritable	getCurrentValue()
float	getProgress()
void	initialize(org.apache.hadoop.mapreduce.InputSplit genericSplit, org.apache.hadoop.mapreduce.TaskAttemptContext context)
boolean	nextKeyValue()

Methods inherited from class java.lang.Object

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

Constructor Detail

ArcRecordReader

public ArcRecordReader()

Method Detail

initialize

public final void initialize(org.apache.hadoop.mapreduce.InputSplit genericSplit,
                             org.apache.hadoop.mapreduce.TaskAttemptContext context)
                      throws IOException

Specified by:

initialize in class org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.LongWritable,ArcRecordWritable>

Throws:

IOException

nextKeyValue

public final boolean nextKeyValue()
                           throws IOException

Specified by:

nextKeyValue in class org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.LongWritable,ArcRecordWritable>

Throws:

IOException

getCurrentKey

public final org.apache.hadoop.io.LongWritable getCurrentKey()

Specified by:

getCurrentKey in class org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.LongWritable,ArcRecordWritable>

getCurrentValue

public final ArcRecordWritable getCurrentValue()

Specified by:

getCurrentValue in class org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.LongWritable,ArcRecordWritable>

getProgress

public final float getProgress()
                        throws IOException

Specified by:

getProgress in class org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.LongWritable,ArcRecordWritable>

Throws:

IOException

close

public final void close()
                 throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Specified by:

close in class org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.LongWritable,ArcRecordWritable>

Throws:

IOException