Package org.apache.lucene.analysis.miscellaneous

Class TruncateTokenFilterFactory

java.lang.Object

org.apache.lucene.analysis.AbstractAnalysisFactory

org.apache.lucene.analysis.TokenFilterFactory

org.apache.lucene.analysis.miscellaneous.TruncateTokenFilterFactory

public class TruncateTokenFilterFactory
extends TokenFilterFactory

Factory for TruncateTokenFilter. The following type is recommended for "diacritics-insensitive search" for Turkish.

 <fieldType name="text_tr_ascii_f5" class="solr.TextField" positionIncrementGap="100">
   <analyzer>
     <tokenizer class="solr.StandardTokenizerFactory"/>
     <filter class="solr.ApostropheFilterFactory"/>
     <filter class="solr.TurkishLowerCaseFilterFactory"/>
     <filter class="solr.ASCIIFoldingFilterFactory" preserveOriginal="true"/>
     <filter class="solr.KeywordRepeatFilterFactory"/>
     <filter class="solr.TruncateTokenFilterFactory" prefixLength="5"/>
     <filter class="solr.RemoveDuplicatesTokenFilterFactory"/>
   </analyzer>
 </fieldType>

Since:

4.8.0

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

"truncate"

Field Summary

Fields

Modifier and Type	Field	Description
static String	NAME	SPI name
static String	PREFIX_LENGTH_KEY

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

LUCENE_MATCH_VERSION_PARAM, luceneMatchVersion

Constructor Summary

Constructors

Constructor	Description
TruncateTokenFilterFactory()	Default ctor for compatibility with SPI
TruncateTokenFilterFactory(Map<String,String> args)

Method Summary

Modifier and Type	Method	Description
TokenStream	create(TokenStream input)

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

availableTokenFilters, findSPIName, forName, lookupClass, normalize, reloadTokenFilters

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

defaultCtorException, 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

PREFIX_LENGTH_KEY

public static final String PREFIX_LENGTH_KEY

See Also:

Constant Field Values

Constructor Detail

TruncateTokenFilterFactory

public TruncateTokenFilterFactory(Map<String,String> args)

TruncateTokenFilterFactory

public TruncateTokenFilterFactory()

Default ctor for compatibility with SPI

Method Detail

create

public TokenStream create(TokenStream input)

Specified by:

create in class TokenFilterFactory