org.apache.nutch.host
Class HostInjectorJob

java.lang.Object
  org.apache.nutch.host.HostInjectorJob

All Implemented Interfaces:

Configurable, Tool

public class HostInjectorJob
extends Object
implements Tool

Creates or updates an existing host table from a text file.
The files contain one host name per line, optionally followed by custom metadata separated by tabs with the metadata key is separated from the corresponding value by '='.
The URLs must contain the protocol as well as the host name
e.g. http://www.nutch.org \t nutch.score=10 \t nutch.fetchInterval=2592000 \t userType=open_source

Nested Class Summary

static class

HostInjectorJob.UrlMapper

Field Summary

static org.slf4j.Logger

LOG

Constructor Summary

HostInjectorJob()

HostInjectorJob(Configuration conf)

Method Summary

Configuration	getConf()
boolean	inject(Path hostDir)
static void	main(String[] args)
int	run(String[] args)
void	setConf(Configuration conf)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

public static final org.slf4j.Logger LOG

Constructor Detail

HostInjectorJob

public HostInjectorJob()

HostInjectorJob

public HostInjectorJob(Configuration conf)

Method Detail

getConf

public Configuration getConf()

Specified by:

getConf in interface Configurable

setConf

public void setConf(Configuration conf)

Specified by:

setConf in interface Configurable

inject

public boolean inject(Path hostDir)
               throws Exception

Throws:

Exception

run

public int run(String[] args)
        throws Exception

Specified by:

run in interface Tool

Throws:

Exception

main

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

Throws:

Exception