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java.lang.Object org.apache.lucene.analysis.Analyzer org.apache.lucene.analysis.ReusableAnalyzerBase org.apache.lucene.analysis.StopwordAnalyzerBase org.apache.lucene.analysis.bg.BulgarianAnalyzer
public final class BulgarianAnalyzer
Analyzer
for Bulgarian.
This analyzer implements light-stemming as specified by: Searching Strategies for the Bulgarian Language http://members.unine.ch/jacques.savoy/Papers/BUIR.pdf
Nested Class Summary |
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Nested classes/interfaces inherited from class org.apache.lucene.analysis.ReusableAnalyzerBase |
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ReusableAnalyzerBase.TokenStreamComponents |
Field Summary | |
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static String |
DEFAULT_STOPWORD_FILE
File containing default Bulgarian stopwords. |
static String |
STOPWORDS_COMMENT
Deprecated. use WordlistLoader.getWordSet(File, String) directly |
Fields inherited from class org.apache.lucene.analysis.StopwordAnalyzerBase |
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matchVersion, stopwords |
Constructor Summary | |
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BulgarianAnalyzer(Version matchVersion)
Builds an analyzer with the default stop words: DEFAULT_STOPWORD_FILE . |
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BulgarianAnalyzer(Version matchVersion,
Set<?> stopwords)
Builds an analyzer with the given stop words. |
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BulgarianAnalyzer(Version matchVersion,
Set<?> stopwords,
Set<?> stemExclusionSet)
Builds an analyzer with the given stop words and a stem exclusion set. |
Method Summary | |
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ReusableAnalyzerBase.TokenStreamComponents |
createComponents(String fieldName,
Reader reader)
Creates a ReusableAnalyzerBase.TokenStreamComponents
which tokenizes all the text in the provided Reader . |
static Set<?> |
getDefaultStopSet()
Returns an unmodifiable instance of the default stop-words set. |
Methods inherited from class org.apache.lucene.analysis.StopwordAnalyzerBase |
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getStopwordSet, loadStopwordSet |
Methods inherited from class org.apache.lucene.analysis.ReusableAnalyzerBase |
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initReader, reusableTokenStream, tokenStream |
Methods inherited from class org.apache.lucene.analysis.Analyzer |
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close, getOffsetGap, getPositionIncrementGap, getPreviousTokenStream, setPreviousTokenStream |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final String DEFAULT_STOPWORD_FILE
@Deprecated public static final String STOPWORDS_COMMENT
WordlistLoader.getWordSet(File, String)
directly
Constructor Detail |
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public BulgarianAnalyzer(Version matchVersion)
DEFAULT_STOPWORD_FILE
.
public BulgarianAnalyzer(Version matchVersion, Set<?> stopwords)
public BulgarianAnalyzer(Version matchVersion, Set<?> stopwords, Set<?> stemExclusionSet)
KeywordMarkerFilter
before BulgarianStemFilter
.
Method Detail |
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public static Set<?> getDefaultStopSet()
public ReusableAnalyzerBase.TokenStreamComponents createComponents(String fieldName, Reader reader)
ReusableAnalyzerBase.TokenStreamComponents
which tokenizes all the text in the provided Reader
.
createComponents
in class ReusableAnalyzerBase
fieldName
- the name of the fields content passed to the
ReusableAnalyzerBase.TokenStreamComponents
sink as a readerreader
- the reader passed to the Tokenizer
constructor
ReusableAnalyzerBase.TokenStreamComponents
built from an StandardTokenizer
filtered with
StandardFilter
, LowerCaseFilter
, StopFilter
, KeywordMarkerFilter
if a stem exclusion set is
provided and BulgarianStemFilter
.
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