Package org.apache.nutch.indexer.filter

Class MimeTypeIndexingFilter

java.lang.Object

org.apache.nutch.indexer.filter.MimeTypeIndexingFilter

All Implemented Interfaces:

Configurable, IndexingFilter, Pluggable

public class MimeTypeIndexingFilter
extends Object
implements IndexingFilter

An IndexingFilter that allows filtering of documents based on the MIME Type detected by Tika

Field Summary

Fields

Modifier and Type	Field	Description
static final String	MIMEFILTER_REGEX_FILE

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

X_POINT_ID

Constructor Summary

Constructors

Constructor	Description
MimeTypeIndexingFilter()

Method Summary

Modifier and Type	Method	Description
NutchDocument	filter(NutchDocument doc, Parse parse, Text url, CrawlDatum datum, Inlinks inlinks)	Adds fields or otherwise modifies the document that will be indexed for a parse.
Configuration	getConf()
static void	main(String[] args)	Main method for invoking this tool
void	setConf(Configuration conf)

Methods inherited from class java.lang.Object

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

Field Details

MIMEFILTER_REGEX_FILE

public static final String MIMEFILTER_REGEX_FILE

See Also:

• Constant Field Values

Constructor Details

MimeTypeIndexingFilter

public MimeTypeIndexingFilter()

Method Details

filter

public NutchDocument filter(NutchDocument doc,
 Parse parse,
 Text url,
 CrawlDatum datum,
 Inlinks inlinks)
                     throws IndexingException

Description copied from interface: IndexingFilter

Adds fields or otherwise modifies the document that will be indexed for a parse. Unwanted documents can be removed from indexing by returning a null value.

Specified by:

filter in interface IndexingFilter

Parameters:

doc - document instance for collecting fields

parse - parse data instance

url - page url

datum - crawl datum for the page (fetch datum from segment containing fetch status and fetch time)

inlinks - page inlinks

Returns:

modified (or a new) document instance, or null (meaning the document should be discarded)

Throws:

IndexingException - if an error occurs during during filtering

setConf

public void setConf(Configuration conf)

Specified by:

setConf in interface Configurable

getConf

public Configuration getConf()

Specified by:

getConf in interface Configurable

main

public static void main(String[] args)
                 throws IOException,
IndexingException

Main method for invoking this tool

Parameters:

args - run with no arguments to print help

Throws:

IOException - if there is a fatal I/O error processing the input args

IndexingException - if there is a fatal error whils indexing