Class KeywordMarkerFilter
- 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.miscellaneous.KeywordMarkerFilter
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- All Implemented Interfaces:
Closeable
,AutoCloseable
,Unwrappable<TokenStream>
- Direct Known Subclasses:
PatternKeywordMarkerFilter
,SetKeywordMarkerFilter
public abstract class KeywordMarkerFilter extends TokenFilter
Marks terms as keywords via theKeywordAttribute
.- See Also:
KeywordAttribute
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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
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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 Modifier Constructor Description protected
KeywordMarkerFilter(TokenStream in)
Creates a newKeywordMarkerFilter
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description boolean
incrementToken()
protected abstract boolean
isKeyword()
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Methods inherited from class org.apache.lucene.analysis.TokenFilter
close, end, reset, 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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Constructor Detail
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KeywordMarkerFilter
protected KeywordMarkerFilter(TokenStream in)
Creates a newKeywordMarkerFilter
- Parameters:
in
- the input stream
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Method Detail
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incrementToken
public final boolean incrementToken() throws IOException
- Specified by:
incrementToken
in classTokenStream
- Throws:
IOException
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isKeyword
protected abstract boolean isKeyword()
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