Package org.apache.lucene.analysis.ja

# Class JapaneseAnalyzer

java.lang.Object
org.apache.lucene.analysis.Analyzer
org.apache.lucene.analysis.StopwordAnalyzerBase
org.apache.lucene.analysis.ja.JapaneseAnalyzer

All Implemented Interfaces:
  `Closeable`, `AutoCloseable`

public class JapaneseAnalyzer extends StopwordAnalyzerBase
Analyzer for Japanese that uses morphological analysis.

Since:
  3.6.0
See Also:
  - `JapaneseTokenizer`

- ## Nested Class Summary

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

  `Analyzer.ReuseStrategy, Analyzer.TokenStreamComponents`

- ## Field Summary

  ### Fields inherited from class org.apache.lucene.analysis.StopwordAnalyzerBase

  `stopwords`

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

  `GLOBAL_REUSE_STRATEGY, PER_FIELD_REUSE_STRATEGY`

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `JapaneseAnalyzer()`
  `JapaneseAnalyzer(UserDictionary userDict, JapaneseTokenizer.Mode mode, CharArraySet stopwords, Set<String> stoptags)`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `protected Analyzer.TokenStreamComponents`
  `createComponents(String fieldName)`
  `static CharArraySet`
  `getDefaultStopSet()`
  `static Set<String>`
  `getDefaultStopTags()`
  `protected Reader`
  `initReader(String fieldName, Reader reader)`
  `protected Reader`
  `initReaderForNormalization(String fieldName, Reader reader)`
  `protected TokenStream`
  `normalize(String fieldName, TokenStream in)`

  ### Methods inherited from class org.apache.lucene.analysis.StopwordAnalyzerBase

  `getStopwordSet, loadStopwordSet, loadStopwordSet`

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

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

  ### Methods inherited from class java.lang.Object

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

- ## Constructor Details

  - ### JapaneseAnalyzer

    public JapaneseAnalyzer()

  - ### JapaneseAnalyzer

    public JapaneseAnalyzer(UserDictionary userDict, JapaneseTokenizer.Mode mode, CharArraySet stopwords, Set<String> stoptags)

- ## Method Details

  - ### getDefaultStopSet

    public static CharArraySet getDefaultStopSet()

  - ### getDefaultStopTags

    public static Set<String> getDefaultStopTags()

  - ### createComponents

    protected Analyzer.TokenStreamComponents createComponents(String fieldName)
    Specified by:
      `createComponents` in class `Analyzer`

  - ### normalize

    protected TokenStream normalize(String fieldName, TokenStream in)
    Overrides:
      `normalize` in class `Analyzer`

  - ### initReader

    protected Reader initReader(String fieldName, Reader reader)
    Overrides:
      `initReader` in class `Analyzer`

  - ### initReaderForNormalization

    protected Reader initReaderForNormalization(String fieldName, Reader reader)
    Overrides:
      `initReaderForNormalization` in class `Analyzer`