edu.umd.cloud9.collection.clue

Class RepackClueWarcRecords

java.lang.Object

org.apache.hadoop.conf.Configured

edu.umd.cloud9.collection.clue.RepackClueWarcRecords

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, org.apache.hadoop.util.Tool

public class RepackClueWarcRecords
extends org.apache.hadoop.conf.Configured
implements org.apache.hadoop.util.Tool

Program to uncompress the ClueWeb09 collection from the original distribution WARC files and repack as SequenceFiles.

The program takes the following command-line arguments:

• [base-path] base path of the ClueWeb09 distribution
• [output-path] output path
• [segment-num] segment number (1 through 10)
• [docno-mapping-data-file] docno mapping data file
• (block|record|none) to indicate block-compression, record-compression, or no compression

Here's a sample invocation:

 hadoop jar dist/cloud9-X.X.X.jar edu.umd.cloud9.collection.clue.RepackClueWarcRecords \
  /shared/collections/ClueWeb09/collection.raw \
  /shared/collections/ClueWeb09/collection.compressed.block/en.01 1 \
  /shared/collections/ClueWeb09/docno-mapping.dat block
 

Author:

Jimmy Lin

Constructor Summary

Constructors

Constructor and Description
RepackClueWarcRecords() Creates an instance of this tool.

Method Summary

Methods

Modifier and Type	Method and Description
static void	main(String[] args) Dispatches command-line arguments to the tool via the ToolRunner.
int	run(String[] args) Runs this tool.

Methods inherited from class org.apache.hadoop.conf.Configured

getConf, setConf

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.conf.Configurable

getConf, setConf

Constructor Detail

RepackClueWarcRecords

public RepackClueWarcRecords()

Creates an instance of this tool.

Method Detail

run

public int run(String[] args)
        throws Exception

Runs this tool.

Specified by:

run in interface org.apache.hadoop.util.Tool

Throws:

Exception

main

public static void main(String[] args)
                 throws Exception

Dispatches command-line arguments to the tool via the ToolRunner.

Throws:

Exception