org.apache.lucene.analysis.snowball

Class SnowballAnalyzer

java.lang.Object

org.apache.lucene.analysis.Analyzer

org.apache.lucene.analysis.snowball.SnowballAnalyzer

public class SnowballAnalyzer
extends Analyzer

Filters StandardTokenizer with StandardFilter, LowerCaseFilter, StopFilter and SnowballFilter. Available stemmers are listed in net.sf.snowball.ext. The name of a stemmer is the part of the class name before "Stemmer", e.g., the stemmer in EnglishStemmer is named "English".

Constructor Summary

Constructors

Constructor and Description
SnowballAnalyzer(String name) Builds the named analyzer with no stop words.
SnowballAnalyzer(String name, String[] stopWords) Builds the named analyzer with the given stop words.

Method Summary

Methods

Modifier and Type	Method and Description
TokenStream	tokenStream(String fieldName, Reader reader) Constructs a StandardTokenizer filtered by a StandardFilter, a LowerCaseFilter and a StopFilter.

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

close, getPositionIncrementGap, getPreviousTokenStream, reusableTokenStream, setPreviousTokenStream

Methods inherited from class java.lang.Object

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

Constructor Detail

SnowballAnalyzer

public SnowballAnalyzer(String name)

Builds the named analyzer with no stop words.

SnowballAnalyzer

public SnowballAnalyzer(String name,
                String[] stopWords)

Builds the named analyzer with the given stop words.

Method Detail

tokenStream

public TokenStream tokenStream(String fieldName,
                      Reader reader)

Constructs a StandardTokenizer filtered by a StandardFilter, a LowerCaseFilter and a StopFilter.

Specified by:

tokenStream in class Analyzer