Module org.apache.lucene.analysis.kuromoji

Package org.apache.lucene.analysis.ja

Class JapaneseCompletionAnalyzer

java.lang.Object

org.apache.lucene.analysis.Analyzer

org.apache.lucene.analysis.ja.JapaneseCompletionAnalyzer

All Implemented Interfaces:

Closeable, AutoCloseable

public class JapaneseCompletionAnalyzer
extends Analyzer

Analyzer for Japanese completion suggester.

See Also:

• JapaneseCompletionFilter

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.analysis.Analyzer

Analyzer.ReuseStrategy, Analyzer.TokenStreamComponents

Field Summary

Fields

Modifier and Type	Field	Description
private final JapaneseCompletionFilter.Mode	mode
private final UserDictionary	userDict

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

GLOBAL_REUSE_STRATEGY, PER_FIELD_REUSE_STRATEGY

Constructor Summary

Constructors

Constructor	Description
JapaneseCompletionAnalyzer()	Creates a new JapaneseCompletionAnalyzer with default configurations
JapaneseCompletionAnalyzer(UserDictionary userDict, JapaneseCompletionFilter.Mode mode)	Creates a new JapaneseCompletionAnalyzer

Method Summary

Modifier and Type	Method	Description
protected Analyzer.TokenStreamComponents	createComponents(String fieldName)	Creates a new Analyzer.TokenStreamComponents instance for this analyzer.
protected Reader	initReader(String fieldName, Reader reader)	Override this if you want to add a CharFilter chain.
protected Reader	initReaderForNormalization(String fieldName, Reader reader)	Wrap the given Reader with CharFilters that make sense for normalization.

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

attributeFactory, close, getOffsetGap, getPositionIncrementGap, getReuseStrategy, normalize, normalize, tokenStream, tokenStream

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

mode

private final JapaneseCompletionFilter.Mode mode

userDict

private final UserDictionary userDict

Constructor Details

JapaneseCompletionAnalyzer

public JapaneseCompletionAnalyzer()

Creates a new JapaneseCompletionAnalyzer with default configurations

JapaneseCompletionAnalyzer

public JapaneseCompletionAnalyzer(UserDictionary userDict,
 JapaneseCompletionFilter.Mode mode)

Creates a new JapaneseCompletionAnalyzer

Method Details

createComponents

protected Analyzer.TokenStreamComponents createComponents(String fieldName)

Description copied from class: Analyzer

Creates a new Analyzer.TokenStreamComponents instance for this analyzer.

Specified by:

createComponents in class Analyzer

Parameters:

fieldName - the name of the fields content passed to the Analyzer.TokenStreamComponents sink as a reader

Returns:

the Analyzer.TokenStreamComponents for this analyzer.

initReader

protected Reader initReader(String fieldName,
 Reader reader)

Description copied from class: Analyzer

Override this if you want to add a CharFilter chain.

The default implementation returns reader unchanged.

Overrides:

initReader in class Analyzer

Parameters:

fieldName - IndexableField name being indexed

reader - original Reader

Returns:

reader, optionally decorated with CharFilter(s)

initReaderForNormalization

protected Reader initReaderForNormalization(String fieldName,
 Reader reader)

Description copied from class: Analyzer

Wrap the given Reader with CharFilters that make sense for normalization. This is typically a subset of the CharFilters that are applied in Analyzer.initReader(String, Reader). This is used by Analyzer.normalize(String, String).

Overrides:

initReaderForNormalization in class Analyzer