org.apache.nutch.microformats.reltag
Class RelTagIndexingFilter

java.lang.Object
  org.apache.nutch.microformats.reltag.RelTagIndexingFilter

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, IndexingFilter, FieldPluggable, Pluggable

public class RelTagIndexingFilter
extends Object
implements IndexingFilter

An IndexingFilter that adds tag field(s) to the document.

Author:

Jérôme Charron

See Also:

http://www.microformats.org/wiki/rel-tag

Field Summary

Fields inherited from interface org.apache.nutch.indexer.IndexingFilter

X_POINT_ID

Constructor Summary

RelTagIndexingFilter()

Method Summary

NutchDocument	filter(NutchDocument doc, String url, WebPage page) The RelTagIndexingFilter filter object.
org.apache.hadoop.conf.Configuration	getConf() Get the Configuration object
Collection<WebPage.Field>	getFields() Gets all the fields for a given WebPage Many datastores need to setup the mapreduce job by specifying the fields needed.
void	setConf(org.apache.hadoop.conf.Configuration conf) Set the Configuration object

Methods inherited from class java.lang.Object

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

Constructor Detail

RelTagIndexingFilter

public RelTagIndexingFilter()

Method Detail

getFields

public Collection<WebPage.Field> getFields()

Gets all the fields for a given WebPage Many datastores need to setup the mapreduce job by specifying the fields needed. All extensions that work on WebPage are able to specify what fields they need.

Specified by:

getFields in interface FieldPluggable

setConf

public void setConf(org.apache.hadoop.conf.Configuration conf)

Set the Configuration object

Specified by:

setConf in interface org.apache.hadoop.conf.Configurable

getConf

public org.apache.hadoop.conf.Configuration getConf()

Get the Configuration object

Specified by:

getConf in interface org.apache.hadoop.conf.Configurable

filter

public NutchDocument filter(NutchDocument doc,
                            String url,
                            WebPage page)
                     throws IndexingException

The RelTagIndexingFilter filter object.

Specified by:

filter in interface IndexingFilter

Parameters:

doc - The NutchDocument object

url - URL to be filtered for rel-tag's

page - WebPage object relative to the URL

Returns:

filtered NutchDocument

Throws:

IndexingException