org.apache.lucene.analysis.gosen

Class GosenTokenizer

java.lang.Object

org.apache.lucene.util.AttributeSource

org.apache.lucene.analysis.TokenStream

org.apache.lucene.analysis.Tokenizer

org.apache.lucene.analysis.gosen.GosenTokenizer

All Implemented Interfaces:

Closeable, AutoCloseable

public final class GosenTokenizer
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.State

Field Summary

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

input

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

DEFAULT_TOKEN_ATTRIBUTE_FACTORY

Constructor Summary

Constructors

Constructor and Description
GosenTokenizer()
GosenTokenizer(org.apache.lucene.util.AttributeFactory factory, StreamFilter filter, String dictionaryDir) Create A new GosenTokenizer
GosenTokenizer(StreamFilter filter)
GosenTokenizer(StreamFilter filter, String dictionaryDir)

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
void	end()
boolean	incrementToken()
void	reset()

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

correctOffset, setReader

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

GosenTokenizer

public GosenTokenizer()

GosenTokenizer

public GosenTokenizer(StreamFilter filter)

GosenTokenizer

public GosenTokenizer(StreamFilter filter,
              String dictionaryDir)

GosenTokenizer

public GosenTokenizer(org.apache.lucene.util.AttributeFactory factory,
              StreamFilter filter,
              String dictionaryDir)

Create A new GosenTokenizer

Parameters:

factory - the AttributeFactory to use

filter - stream filter

dictionaryDir - lucene-gosen dictionary directory

Method Detail

incrementToken

public boolean incrementToken()
                       throws IOException

Specified by:

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

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

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

Throws:

IOException

reset

public void reset()
           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