Package org.elasticsearch.index.analysis

Class PatternAnalyzer

java.lang.Object

org.apache.lucene.analysis.Analyzer

org.elasticsearch.index.analysis.PatternAnalyzer

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

Constructor Summary

Constructors

Constructor	Description
PatternAnalyzer(java.util.regex.Pattern pattern, boolean lowercase, org.apache.lucene.analysis.CharArraySet stopWords)

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

Constructor Detail

PatternAnalyzer

public PatternAnalyzer(java.util.regex.Pattern pattern,
                       boolean lowercase,
                       org.apache.lucene.analysis.CharArraySet stopWords)

Method Detail

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