org.apache.lucene.analysis.core

Class SimpleAnalyzer

java.lang.Object

org.apache.lucene.analysis.Analyzer

org.apache.lucene.analysis.core.SimpleAnalyzer

All Implemented Interfaces:

Closeable, AutoCloseable

public final class SimpleAnalyzer
extends Analyzer

An Analyzer that filters LetterTokenizer with LowerCaseFilter

You must specify the required Version compatibility when creating CharTokenizer:

• As of 3.1, LowerCaseTokenizer uses an int based API to normalize and detect token codepoints. See CharTokenizer.isTokenChar(int) and CharTokenizer.normalize(int) for details.

Nested Class Summary

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

Analyzer.GlobalReuseStrategy, Analyzer.PerFieldReuseStrategy, Analyzer.ReuseStrategy, Analyzer.TokenStreamComponents

Field Summary

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

GLOBAL_REUSE_STRATEGY, PER_FIELD_REUSE_STRATEGY

Constructor Summary

Constructors

Constructor and Description
SimpleAnalyzer(Version matchVersion) Creates a new SimpleAnalyzer

Method Summary

Methods

Modifier and Type	Method and Description
protected Analyzer.TokenStreamComponents	createComponents(String fieldName, Reader reader) Creates a new Analyzer.TokenStreamComponents instance for this analyzer.

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

close, getOffsetGap, getPositionIncrementGap, getReuseStrategy, initReader, tokenStream, tokenStream

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleAnalyzer

public SimpleAnalyzer(Version matchVersion)

Creates a new SimpleAnalyzer

Parameters:

matchVersion - Lucene version to match See above

Method Detail

createComponents

protected Analyzer.TokenStreamComponents createComponents(String fieldName,
                                              Reader reader)

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

reader - the reader passed to the Tokenizer constructor

Returns:

the Analyzer.TokenStreamComponents for this analyzer.