Package org.apache.lucene.analysis
Class SimpleAnalyzer
- java.lang.Object
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- org.apache.lucene.analysis.Analyzer
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- org.apache.lucene.analysis.ReusableAnalyzerBase
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- org.apache.lucene.analysis.SimpleAnalyzer
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- All Implemented Interfaces:
Closeable
,AutoCloseable
public final class SimpleAnalyzer extends ReusableAnalyzerBase
AnAnalyzer
that filtersLetterTokenizer
withLowerCaseFilter
You must specify the required
Version
compatibility when creatingCharTokenizer
:- As of 3.1,
LowerCaseTokenizer
uses an int based API to normalize and detect token codepoints. SeeCharTokenizer.isTokenChar(int)
andCharTokenizer.normalize(int)
for details.
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.lucene.analysis.ReusableAnalyzerBase
ReusableAnalyzerBase.TokenStreamComponents
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Constructor Summary
Constructors Constructor Description SimpleAnalyzer()
Deprecated.useSimpleAnalyzer(Version)
insteadSimpleAnalyzer(Version matchVersion)
Creates a newSimpleAnalyzer
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected ReusableAnalyzerBase.TokenStreamComponents
createComponents(String fieldName, Reader reader)
Creates a newReusableAnalyzerBase.TokenStreamComponents
instance for this analyzer.-
Methods inherited from class org.apache.lucene.analysis.ReusableAnalyzerBase
initReader, reusableTokenStream, tokenStream
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Methods inherited from class org.apache.lucene.analysis.Analyzer
close, getOffsetGap, getPositionIncrementGap, getPreviousTokenStream, setPreviousTokenStream
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Constructor Detail
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SimpleAnalyzer
public SimpleAnalyzer(Version matchVersion)
Creates a newSimpleAnalyzer
- Parameters:
matchVersion
- Lucene version to match See {@link above}
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SimpleAnalyzer
@Deprecated public SimpleAnalyzer()
Deprecated.useSimpleAnalyzer(Version)
insteadCreates a newSimpleAnalyzer
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Method Detail
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createComponents
protected ReusableAnalyzerBase.TokenStreamComponents createComponents(String fieldName, Reader reader)
Description copied from class:ReusableAnalyzerBase
Creates a newReusableAnalyzerBase.TokenStreamComponents
instance for this analyzer.- Specified by:
createComponents
in classReusableAnalyzerBase
- Parameters:
fieldName
- the name of the fields content passed to theReusableAnalyzerBase.TokenStreamComponents
sink as a readerreader
- the reader passed to theTokenizer
constructor- Returns:
- the
ReusableAnalyzerBase.TokenStreamComponents
for this analyzer.
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