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java.lang.Objectorg.apache.lucene.util.AttributeSource
org.apache.lucene.analysis.TokenStream
org.apache.lucene.analysis.TokenFilter
org.apache.lucene.analysis.snowball.SnowballFilter
public final class SnowballFilter
A filter that stems words using a Snowball-generated stemmer.
Available stemmers are listed in org.tartarus.snowball.ext.
NOTE: SnowballFilter expects lowercased text.
TurkishLowerCaseFilter.
LowerCaseFilter.
| Nested Class Summary |
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| Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource |
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org.apache.lucene.util.AttributeSource.AttributeFactory, org.apache.lucene.util.AttributeSource.State |
| Field Summary |
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| Fields inherited from class org.apache.lucene.analysis.TokenFilter |
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input |
| Constructor Summary | |
|---|---|
SnowballFilter(org.apache.lucene.analysis.TokenStream input,
SnowballProgram stemmer)
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SnowballFilter(org.apache.lucene.analysis.TokenStream in,
String name)
Construct the named stemming filter. |
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| Method Summary | |
|---|---|
boolean |
incrementToken()
Returns the next input Token, after being stemmed |
| Methods inherited from class org.apache.lucene.analysis.TokenFilter |
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close, end, reset |
| Methods inherited from class org.apache.lucene.util.AttributeSource |
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addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, copyTo, equals, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, hashCode, reflectAsString, reflectWith, restoreState, toString |
| Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
| Constructor Detail |
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public SnowballFilter(org.apache.lucene.analysis.TokenStream input,
SnowballProgram stemmer)
public SnowballFilter(org.apache.lucene.analysis.TokenStream in,
String name)
org.tartarus.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".
in - the input tokens to stemname - the name of a stemmer| Method Detail |
|---|
public final boolean incrementToken()
throws IOException
incrementToken in class org.apache.lucene.analysis.TokenStreamIOException
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