org.apache.lucene.analysis.ja
Class JapaneseTokenizer

java.lang.Object
  org.apache.lucene.util.AttributeSource
      org.apache.lucene.analysis.TokenStream
          org.apache.lucene.analysis.Tokenizer
              org.apache.lucene.analysis.ja.JapaneseTokenizer

All Implemented Interfaces:

Closeable

public final class JapaneseTokenizer
extends org.apache.lucene.analysis.Tokenizer

This is a Japanese tokenizer which uses "Sen" morphological analyzer.

sets the surface form as the term text, but also sets these attributes:

• BasicFormAttribute
• ConjugationAttribute
• PartOfSpeechAttribute
• PronunciationsAttribute
• ReadingsAttribute
• CostAttribute
• SentenceStartAttribute

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource

org.apache.lucene.util.AttributeSource.AttributeFactory, org.apache.lucene.util.AttributeSource.State

Field Summary

Fields inherited from class org.apache.lucene.analysis.Tokenizer

input

Constructor Summary

JapaneseTokenizer(Reader in)

JapaneseTokenizer(Reader in, StreamFilter filter)

JapaneseTokenizer(Reader in, StreamFilter filter, String dictionaryDir)

Method Summary

void	end()
boolean	incrementToken()
void	reset(Reader in)

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

close, correctOffset

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

reset

Methods inherited from class org.apache.lucene.util.AttributeSource

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

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

JapaneseTokenizer

public JapaneseTokenizer(Reader in)

JapaneseTokenizer

public JapaneseTokenizer(Reader in,
                         StreamFilter filter)

JapaneseTokenizer

public JapaneseTokenizer(Reader in,
                         StreamFilter filter,
                         String dictionaryDir)

Method Detail

incrementToken

public boolean incrementToken()
                       throws IOException

Specified by:

incrementToken in class org.apache.lucene.analysis.TokenStream

Throws:

IOException

reset

public void reset(Reader in)
           throws IOException

Overrides:

reset in class org.apache.lucene.analysis.Tokenizer

Throws:

IOException

end

public void end()
         throws IOException

Overrides:

end in class org.apache.lucene.analysis.TokenStream

Throws:

IOException