org.apache.lucene.analysis.commongrams

Class CommonGramsFilterFactory

java.lang.Object

org.apache.lucene.analysis.util.AbstractAnalysisFactory

org.apache.lucene.analysis.util.TokenFilterFactory

org.apache.lucene.analysis.en.AbstractWordsFileFilterFactory

org.apache.lucene.analysis.commongrams.CommonGramsFilterFactory

All Implemented Interfaces:

ResourceLoaderAware

Direct Known Subclasses:

CommonGramsQueryFilterFactory

public class CommonGramsFilterFactory
extends AbstractWordsFileFilterFactory

Constructs a CommonGramsFilter.

 <fieldType name="text_cmmngrms" class="solr.TextField" positionIncrementGap="100">
   <analyzer>
     <tokenizer class="solr.WhitespaceTokenizerFactory"/>
     <filter class="solr.CommonGramsFilterFactory" words="commongramsstopwords.txt" ignoreCase="false"/>
   </analyzer>
 </fieldType>

Since:

3.1

SPI Name (Note: This is case-insensitive. e.g., if the name is 'htmlStrip', 'htmlstrip' can be used when looking up the service):

"commonGrams"

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME SPI name

Fields inherited from class org.apache.lucene.analysis.en.AbstractWordsFileFilterFactory

FORMAT_SNOWBALL, FORMAT_WORDSET

Fields inherited from class org.apache.lucene.analysis.util.AbstractAnalysisFactory

LUCENE_MATCH_VERSION_PARAM, luceneMatchVersion

Constructor Summary

Constructors

Constructor and Description
CommonGramsFilterFactory(Map<String,String> args) Creates a new CommonGramsFilterFactory

Method Summary

Modifier and Type	Method and Description
TokenFilter	create(TokenStream input) Transform the specified input TokenStream
protected CharArraySet	createDefaultWords() Default word set implementation.
CharArraySet	getCommonWords()

Methods inherited from class org.apache.lucene.analysis.en.AbstractWordsFileFilterFactory

getFormat, getWordFiles, getWords, inform, isIgnoreCase

Methods inherited from class org.apache.lucene.analysis.util.TokenFilterFactory

availableTokenFilters, findSPIName, forName, lookupClass, normalize, reloadTokenFilters

Methods inherited from class org.apache.lucene.analysis.util.AbstractAnalysisFactory

get, get, get, get, get, getBoolean, getChar, getClassArg, getFloat, getInt, getLines, getLuceneMatchVersion, getOriginalArgs, getPattern, getSet, getSnowballWordSet, getWordSet, isExplicitLuceneMatchVersion, require, require, require, requireBoolean, requireChar, requireFloat, requireInt, setExplicitLuceneMatchVersion, splitAt, splitFileNames

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

SPI name

See Also:

Constant Field Values

Constructor Detail

CommonGramsFilterFactory

public CommonGramsFilterFactory(Map<String,String> args)

Creates a new CommonGramsFilterFactory

Method Detail

getCommonWords

public CharArraySet getCommonWords()

createDefaultWords

protected CharArraySet createDefaultWords()

Description copied from class: AbstractWordsFileFilterFactory

Default word set implementation.

Specified by:

createDefaultWords in class AbstractWordsFileFilterFactory

create

public TokenFilter create(TokenStream input)

Description copied from class: TokenFilterFactory

Transform the specified input TokenStream

Specified by:

create in class TokenFilterFactory