Package org.apache.lucene.analysis.ja
Class JapaneseCompletionAnalyzer
java.lang.Object
org.apache.lucene.analysis.Analyzer
org.apache.lucene.analysis.ja.JapaneseCompletionAnalyzer
- All Implemented Interfaces:
Closeable
,AutoCloseable
Analyzer for Japanese completion suggester.
- See Also:
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Nested Class Summary
Nested classes/interfaces inherited from class org.apache.lucene.analysis.Analyzer
Analyzer.ReuseStrategy, Analyzer.TokenStreamComponents
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate final JapaneseCompletionFilter.Mode
private final UserDictionary
Fields inherited from class org.apache.lucene.analysis.Analyzer
GLOBAL_REUSE_STRATEGY, PER_FIELD_REUSE_STRATEGY
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Constructor Summary
ConstructorsConstructorDescriptionCreates a newJapaneseCompletionAnalyzer
with default configurationsJapaneseCompletionAnalyzer
(UserDictionary userDict, JapaneseCompletionFilter.Mode mode) Creates a newJapaneseCompletionAnalyzer
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Method Summary
Modifier and TypeMethodDescriptionprotected Analyzer.TokenStreamComponents
createComponents
(String fieldName) Creates a newAnalyzer.TokenStreamComponents
instance for this analyzer.protected Reader
initReader
(String fieldName, Reader reader) Override this if you want to add a CharFilter chain.protected Reader
initReaderForNormalization
(String fieldName, Reader reader) Wrap the givenReader
withCharFilter
s that make sense for normalization.Methods inherited from class org.apache.lucene.analysis.Analyzer
attributeFactory, close, getOffsetGap, getPositionIncrementGap, getReuseStrategy, normalize, normalize, tokenStream, tokenStream
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Field Details
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mode
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userDict
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Constructor Details
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JapaneseCompletionAnalyzer
public JapaneseCompletionAnalyzer()Creates a newJapaneseCompletionAnalyzer
with default configurations -
JapaneseCompletionAnalyzer
Creates a newJapaneseCompletionAnalyzer
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Method Details
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createComponents
Description copied from class:Analyzer
Creates a newAnalyzer.TokenStreamComponents
instance for this analyzer.- Specified by:
createComponents
in classAnalyzer
- Parameters:
fieldName
- the name of the fields content passed to theAnalyzer.TokenStreamComponents
sink as a reader- Returns:
- the
Analyzer.TokenStreamComponents
for this analyzer.
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initReader
Description copied from class:Analyzer
Override this if you want to add a CharFilter chain.The default implementation returns
reader
unchanged.- Overrides:
initReader
in classAnalyzer
- Parameters:
fieldName
- IndexableField name being indexedreader
- original Reader- Returns:
- reader, optionally decorated with CharFilter(s)
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initReaderForNormalization
Description copied from class:Analyzer
Wrap the givenReader
withCharFilter
s that make sense for normalization. This is typically a subset of theCharFilter
s that are applied inAnalyzer.initReader(String, Reader)
. This is used byAnalyzer.normalize(String, String)
.- Overrides:
initReaderForNormalization
in classAnalyzer
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