org.apache.nutch.crawl

Class LinkDbReader

java.lang.Object

org.apache.hadoop.conf.Configured

org.apache.nutch.crawl.LinkDbReader

All Implemented Interfaces:

Closeable, AutoCloseable, Configurable, Tool

public class LinkDbReader
extends Configured
implements Tool, Closeable

.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	LinkDbReader.LinkDBDumpMapper

Field Summary

Fields

Modifier and Type	Field and Description
static org.slf4j.Logger	LOG

Constructor Summary

Constructors

Constructor and Description
LinkDbReader()
LinkDbReader(Configuration conf, Path directory)

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
String[]	getAnchors(Text url)
Inlinks	getInlinks(Text url)
void	init(Path directory)
static void	main(String[] args)
void	processDumpJob(String linkdb, String output, String regex)
int	run(String[] args)

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

Field Detail

LOG

public static final org.slf4j.Logger LOG

Constructor Detail

LinkDbReader

public LinkDbReader()

LinkDbReader

public LinkDbReader(Configuration conf,
            Path directory)
             throws Exception

Throws:

Exception

Method Detail

init

public void init(Path directory)
          throws Exception

Throws:

Exception

getAnchors

public String[] getAnchors(Text url)
                    throws IOException

Throws:

IOException

getInlinks

public Inlinks getInlinks(Text url)
                   throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

processDumpJob

public void processDumpJob(String linkdb,
                  String output,
                  String regex)
                    throws IOException

Throws:

IOException

main

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

Throws:

Exception

run

public int run(String[] args)
        throws Exception

Specified by:

run in interface Tool

Throws:

Exception