Package org.apache.lucene.analysis
Class Analyzer.ReuseStrategy
- java.lang.Object
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- org.apache.lucene.analysis.Analyzer.ReuseStrategy
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- Enclosing class:
- Analyzer
public abstract static class Analyzer.ReuseStrategy extends Object
Strategy defining how TokenStreamComponents are reused per call toAnalyzer.tokenStream(String, java.io.Reader)
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Constructor Summary
Constructors Modifier Constructor Description protected
ReuseStrategy()
Sole constructor.
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description abstract Analyzer.TokenStreamComponents
getReusableComponents(Analyzer analyzer, String fieldName)
Gets the reusable TokenStreamComponents for the field with the given name.protected Object
getStoredValue(Analyzer analyzer)
Returns the currently stored value.abstract void
setReusableComponents(Analyzer analyzer, String fieldName, Analyzer.TokenStreamComponents components)
Stores the given TokenStreamComponents as the reusable components for the field with the give name.protected void
setStoredValue(Analyzer analyzer, Object storedValue)
Sets the stored value.
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Method Detail
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getReusableComponents
public abstract Analyzer.TokenStreamComponents getReusableComponents(Analyzer analyzer, String fieldName)
Gets the reusable TokenStreamComponents for the field with the given name.- Parameters:
analyzer
- Analyzer from which to get the reused components. UsegetStoredValue(Analyzer)
andsetStoredValue(Analyzer, Object)
to access the data on the Analyzer.fieldName
- Name of the field whose reusable TokenStreamComponents are to be retrieved- Returns:
- Reusable TokenStreamComponents for the field, or
null
if there was no previous components for the field
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setReusableComponents
public abstract void setReusableComponents(Analyzer analyzer, String fieldName, Analyzer.TokenStreamComponents components)
Stores the given TokenStreamComponents as the reusable components for the field with the give name.- Parameters:
fieldName
- Name of the field whose TokenStreamComponents are being setcomponents
- TokenStreamComponents which are to be reused for the field
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getStoredValue
protected final Object getStoredValue(Analyzer analyzer)
Returns the currently stored value.- Returns:
- Currently stored value or
null
if no value is stored - Throws:
AlreadyClosedException
- if the Analyzer is closed.
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setStoredValue
protected final void setStoredValue(Analyzer analyzer, Object storedValue)
Sets the stored value.- Parameters:
storedValue
- Value to store- Throws:
AlreadyClosedException
- if the Analyzer is closed.
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