Package org.apache.lucene.analysis.ja
Class JapaneseCompletionAnalyzer
- java.lang.Object
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- org.apache.lucene.analysis.Analyzer
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- org.apache.lucene.analysis.ja.JapaneseCompletionAnalyzer
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- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
public class JapaneseCompletionAnalyzer extends Analyzer
Analyzer for Japanese completion suggester.- See Also:
JapaneseCompletionFilter
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.lucene.analysis.Analyzer
Analyzer.ReuseStrategy, Analyzer.TokenStreamComponents
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Field Summary
Fields Modifier and Type Field Description private JapaneseCompletionFilter.Mode
mode
private UserDictionary
userDict
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Fields inherited from class org.apache.lucene.analysis.Analyzer
GLOBAL_REUSE_STRATEGY, PER_FIELD_REUSE_STRATEGY
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Constructor Summary
Constructors Constructor Description JapaneseCompletionAnalyzer()
Creates a newJapaneseCompletionAnalyzer
with default configurationsJapaneseCompletionAnalyzer(UserDictionary userDict, JapaneseCompletionFilter.Mode mode)
Creates a newJapaneseCompletionAnalyzer
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected Analyzer.TokenStreamComponents
createComponents(java.lang.String fieldName)
Creates a newAnalyzer.TokenStreamComponents
instance for this analyzer.protected java.io.Reader
initReader(java.lang.String fieldName, java.io.Reader reader)
Override this if you want to add a CharFilter chain.protected java.io.Reader
initReaderForNormalization(java.lang.String fieldName, java.io.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 Detail
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mode
private final JapaneseCompletionFilter.Mode mode
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userDict
private final UserDictionary userDict
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Constructor Detail
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JapaneseCompletionAnalyzer
public JapaneseCompletionAnalyzer()
Creates a newJapaneseCompletionAnalyzer
with default configurations
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JapaneseCompletionAnalyzer
public JapaneseCompletionAnalyzer(UserDictionary userDict, JapaneseCompletionFilter.Mode mode)
Creates a newJapaneseCompletionAnalyzer
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Method Detail
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createComponents
protected Analyzer.TokenStreamComponents createComponents(java.lang.String fieldName)
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
protected java.io.Reader initReader(java.lang.String fieldName, java.io.Reader reader)
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
protected java.io.Reader initReaderForNormalization(java.lang.String fieldName, java.io.Reader reader)
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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