org.apache.lucene.analysis.snowball
Class SnowballFilter

java.lang.Object
  extended by org.apache.lucene.analysis.TokenStream
      extended by org.apache.lucene.analysis.TokenFilter
          extended by org.apache.lucene.analysis.snowball.SnowballFilter

public class SnowballFilter
extends TokenFilter

A filter that stems words using a Snowball-generated stemmer. 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".


Field Summary
 
Fields inherited from class org.apache.lucene.analysis.TokenFilter
input
 
Constructor Summary
SnowballFilter(TokenStream in, String name)
          Construct the named stemming filter.
 
Method Summary
 Token next()
          Returns the next input Token, after being stemmed
 
Methods inherited from class org.apache.lucene.analysis.TokenFilter
close
 
Methods inherited from class org.apache.lucene.analysis.TokenStream
next, reset
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

SnowballFilter

public SnowballFilter(TokenStream in,
                      String name)
Construct the named stemming filter.

Parameters:
in - the input tokens to stem
name - the name of a stemmer
Method Detail

next

public final Token next()
                 throws IOException
Returns the next input Token, after being stemmed

Overrides:
next in class TokenStream
Throws:
IOException


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