Class DateRecognizerFilter
- java.lang.Object
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- org.apache.lucene.util.AttributeSource
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- org.apache.lucene.analysis.TokenStream
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- org.apache.lucene.analysis.TokenFilter
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- org.apache.lucene.analysis.FilteringTokenFilter
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- org.apache.lucene.analysis.miscellaneous.DateRecognizerFilter
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- All Implemented Interfaces:
java.io.Closeable
,java.lang.AutoCloseable
,Unwrappable<TokenStream>
public class DateRecognizerFilter extends FilteringTokenFilter
Filters all tokens that cannot be parsed to a date, using the providedDateFormat
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource
AttributeSource.State
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Field Summary
Fields Modifier and Type Field Description static java.lang.String
DATE_TYPE
private java.text.DateFormat
dateFormat
private CharTermAttribute
termAtt
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Fields inherited from class org.apache.lucene.analysis.TokenFilter
input
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Fields inherited from class org.apache.lucene.analysis.TokenStream
DEFAULT_TOKEN_ATTRIBUTE_FACTORY
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Constructor Summary
Constructors Constructor Description DateRecognizerFilter(TokenStream input)
UsesDateFormat.DEFAULT
andLocale.ENGLISH
to create aDateFormat
instance.DateRecognizerFilter(TokenStream input, java.text.DateFormat dateFormat)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
accept()
Override this method and return if the current input token should be returned byFilteringTokenFilter.incrementToken()
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Methods inherited from class org.apache.lucene.analysis.FilteringTokenFilter
end, incrementToken, reset
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Methods inherited from class org.apache.lucene.analysis.TokenFilter
close, unwrap
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Methods inherited from class org.apache.lucene.util.AttributeSource
addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, copyTo, endAttributes, equals, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, hashCode, reflectAsString, reflectWith, removeAllAttributes, restoreState, toString
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Field Detail
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DATE_TYPE
public static final java.lang.String DATE_TYPE
- See Also:
- Constant Field Values
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termAtt
private final CharTermAttribute termAtt
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dateFormat
private final java.text.DateFormat dateFormat
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Constructor Detail
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DateRecognizerFilter
public DateRecognizerFilter(TokenStream input)
UsesDateFormat.DEFAULT
andLocale.ENGLISH
to create aDateFormat
instance.
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DateRecognizerFilter
public DateRecognizerFilter(TokenStream input, java.text.DateFormat dateFormat)
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Method Detail
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accept
public boolean accept()
Description copied from class:FilteringTokenFilter
Override this method and return if the current input token should be returned byFilteringTokenFilter.incrementToken()
.- Specified by:
accept
in classFilteringTokenFilter
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