org.apache.lucene.analysis.fr
Class FrenchStemFilter
java.lang.Object
org.apache.lucene.util.AttributeSource
org.apache.lucene.analysis.TokenStream
org.apache.lucene.analysis.TokenFilter
org.apache.lucene.analysis.fr.FrenchStemFilter
public final class FrenchStemFilter
- extends org.apache.lucene.analysis.TokenFilter
A TokenFilter
that stems french words.
It supports a table of words that should
not be stemmed at all. The used stemmer can be changed at runtime after the
filter object is created (as long as it is a FrenchStemmer
).
Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource |
org.apache.lucene.util.AttributeSource.AttributeFactory, org.apache.lucene.util.AttributeSource.State |
Fields inherited from class org.apache.lucene.analysis.TokenFilter |
input |
Constructor Summary |
FrenchStemFilter(org.apache.lucene.analysis.TokenStream in)
|
FrenchStemFilter(org.apache.lucene.analysis.TokenStream in,
java.util.Set exclusiontable)
|
Methods inherited from class org.apache.lucene.analysis.TokenFilter |
close, end, reset |
Methods inherited from class org.apache.lucene.analysis.TokenStream |
getOnlyUseNewAPI, next, next, setOnlyUseNewAPI |
Methods inherited from class org.apache.lucene.util.AttributeSource |
addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, equals, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, hashCode, restoreState, toString |
Methods inherited from class java.lang.Object |
clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
FrenchStemFilter
public FrenchStemFilter(org.apache.lucene.analysis.TokenStream in)
FrenchStemFilter
public FrenchStemFilter(org.apache.lucene.analysis.TokenStream in,
java.util.Set exclusiontable)
incrementToken
public boolean incrementToken()
throws java.io.IOException
- Overrides:
incrementToken
in class org.apache.lucene.analysis.TokenStream
- Returns:
- Returns true for the next token in the stream, or false at EOS
- Throws:
java.io.IOException
setStemmer
public void setStemmer(FrenchStemmer stemmer)
- Set a alternative/custom
FrenchStemmer
for this filter.
setExclusionTable
public void setExclusionTable(java.util.Map exclusiontable)
- Set an alternative exclusion list for this filter.
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