Class NumDocsValueSource
- java.lang.Object
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- org.apache.lucene.queries.function.ValueSource
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- org.apache.lucene.queries.function.valuesource.NumDocsValueSource
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public class NumDocsValueSource extends ValueSource
Returns the value ofIndexReader.numDocs()
for every document. This is the number of documents excluding deletions.
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Constructor Summary
Constructors Constructor Description NumDocsValueSource()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.String
description()
description of field, used in explain()boolean
equals(java.lang.Object o)
FunctionValues
getValues(java.util.Map context, AtomicReaderContext readerContext)
Gets the values for this reader and the context that was previously passed to createWeight()int
hashCode()
java.lang.String
name()
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Methods inherited from class org.apache.lucene.queries.function.ValueSource
createWeight, getSortField, newContext, toString
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Method Detail
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name
public java.lang.String name()
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description
public java.lang.String description()
Description copied from class:ValueSource
description of field, used in explain()- Specified by:
description
in classValueSource
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getValues
public FunctionValues getValues(java.util.Map context, AtomicReaderContext readerContext) throws java.io.IOException
Description copied from class:ValueSource
Gets the values for this reader and the context that was previously passed to createWeight()- Specified by:
getValues
in classValueSource
- Throws:
java.io.IOException
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equals
public boolean equals(java.lang.Object o)
- Specified by:
equals
in classValueSource
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hashCode
public int hashCode()
- Specified by:
hashCode
in classValueSource
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