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Analysis: Add a `kstem` name option to `stemmer` token filter (on top of the default kstem option), closes #1196.

This commit is contained in:
Shay Banon 2011-08-02 23:30:57 +03:00
parent bf9d5a0613
commit ff2a4ed783
1 changed files with 3 additions and 0 deletions
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3
modules/elasticsearch/src/main/java/org/elasticsearch/index/analysis/StemmerTokenFilterFactory.java
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@ -25,6 +25,7 @@ import org.apache.lucene.analysis.de.GermanLightStemFilter;
import org.apache.lucene.analysis.de.GermanMinimalStemFilter; import org.apache.lucene.analysis.de.GermanMinimalStemFilter;
import org.apache.lucene.analysis.en.EnglishMinimalStemFilter; import org.apache.lucene.analysis.en.EnglishMinimalStemFilter;
import org.apache.lucene.analysis.en.EnglishPossessiveFilter; import org.apache.lucene.analysis.en.EnglishPossessiveFilter;
import org.apache.lucene.analysis.en.KStemFilter;
import org.apache.lucene.analysis.es.SpanishLightStemFilter; import org.apache.lucene.analysis.es.SpanishLightStemFilter;
import org.apache.lucene.analysis.fi.FinnishLightStemFilter; import org.apache.lucene.analysis.fi.FinnishLightStemFilter;
import org.apache.lucene.analysis.fr.FrenchLightStemFilter; import org.apache.lucene.analysis.fr.FrenchLightStemFilter;
@ -84,6 +85,8 @@ public class StemmerTokenFilterFactory extends AbstractTokenFilterFactory {
return new SnowballFilter(tokenStream, new ItalianStemmer()); return new SnowballFilter(tokenStream, new ItalianStemmer());
} else if ("kp".equalsIgnoreCase(language)) { } else if ("kp".equalsIgnoreCase(language)) {
return new SnowballFilter(tokenStream, new KpStemmer()); return new SnowballFilter(tokenStream, new KpStemmer());
} else if ("kstem".equalsIgnoreCase(language)) {
return new KStemFilter(tokenStream);
} else if ("lovins".equalsIgnoreCase(language)) { } else if ("lovins".equalsIgnoreCase(language)) {
return new SnowballFilter(tokenStream, new LovinsStemmer()); return new SnowballFilter(tokenStream, new LovinsStemmer());
} else if ("norwegian".equalsIgnoreCase(language)) { } else if ("norwegian".equalsIgnoreCase(language)) {