Package org.opensearch.analysis.common

Class PatternAnalyzer

java.lang.Object
org.apache.lucene.analysis.Analyzer
org.opensearch.analysis.common.PatternAnalyzer
All Implemented Interfaces:
java.io.Closeable, java.lang.AutoCloseable
public final class PatternAnalyzer
extends org.apache.lucene.analysis.Analyzer
Simple regex-based analyzer based on PatternTokenizer + lowercase + stopwords

  • Nested Class Summary

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

    org.apache.lucene.analysis.Analyzer.ReuseStrategy, org.apache.lucene.analysis.Analyzer.TokenStreamComponents

  • Field Summary

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

    GLOBAL_REUSE_STRATEGY, PER_FIELD_REUSE_STRATEGY

  • Method Summary

    Modifier and Type Method Description
    protected org.apache.lucene.analysis.Analyzer.TokenStreamComponents createComponents​(java.lang.String s)  
    protected org.apache.lucene.analysis.TokenStream normalize​(java.lang.String fieldName, org.apache.lucene.analysis.TokenStream in)  

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

    attributeFactory, close, getOffsetGap, getPositionIncrementGap, getReuseStrategy, getVersion, initReader, initReaderForNormalization, normalize, setVersion, tokenStream, tokenStream

    Methods inherited from class java.lang.Object

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

  • Method Details

    • createComponents

      protected org.apache.lucene.analysis.Analyzer.TokenStreamComponents createComponents​(java.lang.String s)
      Specified by:
      createComponents in class org.apache.lucene.analysis.Analyzer

    • normalize

      protected org.apache.lucene.analysis.TokenStream normalize​(java.lang.String fieldName, org.apache.lucene.analysis.TokenStream in)
      Overrides:
      normalize in class org.apache.lucene.analysis.Analyzer