Package org.apache.lucene.analysis.th
Class ThaiAnalyzer
java.lang.Object
org.apache.lucene.analysis.Analyzer
org.apache.lucene.analysis.StopwordAnalyzerBase
org.apache.lucene.analysis.th.ThaiAnalyzer
- All Implemented Interfaces:
Closeable,AutoCloseable
Analyzer for Thai language. It uses BreakIterator to break words.- Since:
- 3.1
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Nested Class Summary
Nested classes/interfaces inherited from class org.apache.lucene.analysis.Analyzer
Analyzer.ReuseStrategy, Analyzer.TokenStreamComponents -
Field Summary
FieldsFields inherited from class org.apache.lucene.analysis.StopwordAnalyzerBase
stopwordsFields inherited from class org.apache.lucene.analysis.Analyzer
GLOBAL_REUSE_STRATEGY, PER_FIELD_REUSE_STRATEGY -
Constructor Summary
ConstructorsConstructorDescriptionBuilds an analyzer with the default stop words.ThaiAnalyzer(CharArraySet stopwords) Builds an analyzer with the given stop words. -
Method Summary
Modifier and TypeMethodDescriptionprotected Analyzer.TokenStreamComponentscreateComponents(String fieldName) CreatesAnalyzer.TokenStreamComponentsused to tokenize all the text in the providedReader.static CharArraySetReturns an unmodifiable instance of the default stop words set.protected TokenStreamnormalize(String fieldName, TokenStream in) Methods inherited from class org.apache.lucene.analysis.StopwordAnalyzerBase
getStopwordSet, loadStopwordSet, loadStopwordSetMethods inherited from class org.apache.lucene.analysis.Analyzer
attributeFactory, close, getOffsetGap, getPositionIncrementGap, getReuseStrategy, initReader, initReaderForNormalization, normalize, tokenStream, tokenStream
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Field Details
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DEFAULT_STOPWORD_FILE
File containing default Thai stopwords.- See Also:
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Constructor Details
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ThaiAnalyzer
public ThaiAnalyzer()Builds an analyzer with the default stop words. -
ThaiAnalyzer
Builds an analyzer with the given stop words.- Parameters:
stopwords- a stopword set
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Method Details
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getDefaultStopSet
Returns an unmodifiable instance of the default stop words set.- Returns:
- default stop words set.
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createComponents
CreatesAnalyzer.TokenStreamComponentsused to tokenize all the text in the providedReader.- Specified by:
createComponentsin classAnalyzer- Returns:
Analyzer.TokenStreamComponentsbuilt from aThaiTokenizerfiltered withLowerCaseFilter,DecimalDigitFilterandStopFilter
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normalize
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