Class LengthFilter
- 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.util.FilteringTokenFilter
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- org.apache.lucene.analysis.miscellaneous.LengthFilter
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- All Implemented Interfaces:
java.io.Closeable,java.lang.AutoCloseable
public final class LengthFilter extends FilteringTokenFilter
Removes words that are too long or too short from the stream.Note: Length is calculated as the number of UTF-16 code units.
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeSource
AttributeSource.AttributeFactory, AttributeSource.State
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Constructor Summary
Constructors Constructor Description LengthFilter(Version version, boolean enablePositionIncrements, TokenStream in, int min, int max)Deprecated.enablePositionIncrements=false is not supported anymore as of Lucene 4.4.LengthFilter(Version version, TokenStream in, int min, int max)Create a newLengthFilter.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description booleanaccept()-
Methods inherited from class org.apache.lucene.analysis.util.FilteringTokenFilter
end, getEnablePositionIncrements, incrementToken, reset, setEnablePositionIncrements
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Methods inherited from class org.apache.lucene.analysis.TokenFilter
close
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Methods inherited from class org.apache.lucene.util.AttributeSource
addAttribute, addAttributeImpl, captureState, clearAttributes, cloneAttributes, copyTo, equals, getAttribute, getAttributeClassesIterator, getAttributeFactory, getAttributeImplsIterator, hasAttribute, hasAttributes, hashCode, reflectAsString, reflectWith, restoreState, toString
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Constructor Detail
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LengthFilter
@Deprecated public LengthFilter(Version version, boolean enablePositionIncrements, TokenStream in, int min, int max)
Deprecated.enablePositionIncrements=false is not supported anymore as of Lucene 4.4.
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LengthFilter
public LengthFilter(Version version, TokenStream in, int min, int max)
Create a newLengthFilter. This will filter out tokens whoseCharTermAttributeis either too short (CharSequence.length()< min) or too long (CharSequence.length()> max).- Parameters:
version- the Lucene match versionin- theTokenStreamto consumemin- the minimum lengthmax- the maximum length
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