Class FixedShingleFilterFactory
- java.lang.Object
-
- org.apache.lucene.analysis.AbstractAnalysisFactory
-
- org.apache.lucene.analysis.TokenFilterFactory
-
- org.apache.lucene.analysis.shingle.FixedShingleFilterFactory
-
public class FixedShingleFilterFactory extends TokenFilterFactory
Factory forFixedShingleFilter
Parameters are:
- shingleSize - how many tokens should be combined into each shingle (default: 2)
- tokenSeparator - how tokens should be joined together in the shingle (default: space)
- fillerToken - what should be added in place of stop words (default: _ )
- Since:
- 7.4.0
-
-
Field Summary
Fields Modifier and Type Field Description private java.lang.String
fillerToken
static java.lang.String
NAME
SPI nameprivate int
shingleSize
private java.lang.String
tokenSeparator
-
Fields inherited from class org.apache.lucene.analysis.AbstractAnalysisFactory
LUCENE_MATCH_VERSION_PARAM, luceneMatchVersion
-
-
Constructor Summary
Constructors Constructor Description FixedShingleFilterFactory()
Default ctor for compatibility with SPIFixedShingleFilterFactory(java.util.Map<java.lang.String,java.lang.String> args)
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description TokenStream
create(TokenStream input)
Transform the specified input TokenStream-
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
-
-
-
-
Field Detail
-
NAME
public static final java.lang.String NAME
SPI name- See Also:
- Constant Field Values
-
shingleSize
private final int shingleSize
-
tokenSeparator
private final java.lang.String tokenSeparator
-
fillerToken
private final java.lang.String fillerToken
-
-
Method Detail
-
create
public TokenStream create(TokenStream input)
Description copied from class:TokenFilterFactory
Transform the specified input TokenStream- Specified by:
create
in classTokenFilterFactory
-
-