io.archivesunleashed.mapreduce

Class WacWarcInputFormat

java.lang.Object

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

org.apache.hadoop.mapreduce.lib.input.FileInputFormat<org.apache.hadoop.io.LongWritable,WarcRecordWritable>

io.archivesunleashed.mapreduce.WacWarcInputFormat

public class WacWarcInputFormat
extends org.apache.hadoop.mapreduce.lib.input.FileInputFormat<org.apache.hadoop.io.LongWritable,WarcRecordWritable>

Extends FileInputFormat for Web Archive Commons WARC InputFormat.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	WacWarcInputFormat.WarcRecordReader Extends RecordReader for WARC Record Reader.

Constructor Summary

Constructors

Constructor and Description
WacWarcInputFormat()

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.mapreduce.RecordReader<org.apache.hadoop.io.LongWritable,WarcRecordWritable>	createRecordReader(org.apache.hadoop.mapreduce.InputSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context)
protected boolean	isSplitable(org.apache.hadoop.mapreduce.JobContext context, org.apache.hadoop.fs.Path filename)

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

addInputPath, addInputPaths, computeSplitSize, getBlockIndex, getFormatMinSplitSize, getInputPathFilter, getInputPaths, getMaxSplitSize, getMinSplitSize, getSplits, listStatus, setInputPathFilter, setInputPaths, setInputPaths, setMaxInputSplitSize, setMinInputSplitSize

Methods inherited from class java.lang.Object

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

Constructor Detail

WacWarcInputFormat

public WacWarcInputFormat()

Method Detail

createRecordReader

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

Specified by:

createRecordReader in class org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.io.LongWritable,WarcRecordWritable>

Throws:

IOException

InterruptedException

isSplitable

protected final boolean isSplitable(org.apache.hadoop.mapreduce.JobContext context,
                                    org.apache.hadoop.fs.Path filename)

Overrides:

isSplitable in class org.apache.hadoop.mapreduce.lib.input.FileInputFormat<org.apache.hadoop.io.LongWritable,WarcRecordWritable>