Class CachingDoubleValueSource

Caches the doubleVal of another value source in a HashMap so that it is computed only once.

This is a Lucene.NET INTERNAL API, use at your own risk
Inheritance
System.Object
Lucene.Net.Queries.Function.ValueSource
CachingDoubleValueSource
Inherited Members
Lucene.Net.Queries.Function.ValueSource.ToString()
Lucene.Net.Queries.Function.ValueSource.CreateWeight(System.Collections.IDictionary, Lucene.Net.Search.IndexSearcher)
Lucene.Net.Queries.Function.ValueSource.NewContext(Lucene.Net.Search.IndexSearcher)
Lucene.Net.Queries.Function.ValueSource.GetSortField(System.Boolean)
System.Object.Equals(System.Object, System.Object)
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
Namespace: Lucene.Net.Spatial.Util
Assembly: Lucene.Net.Spatial.dll
Syntax
public class CachingDoubleValueSource : ValueSource

Constructors

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CachingDoubleValueSource(ValueSource)

Declaration
public CachingDoubleValueSource(ValueSource source)
Parameters
Type Name Description
Lucene.Net.Queries.Function.ValueSource source

Fields

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m_cache

Declaration
protected readonly IDictionary<int, double> m_cache
Field Value
Type Description
System.Collections.Generic.IDictionary<System.Int32, System.Double>
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m_source

Declaration
protected readonly ValueSource m_source
Field Value
Type Description
Lucene.Net.Queries.Function.ValueSource

Methods

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Equals(Object)

Declaration
public override bool Equals(object o)
Parameters
Type Name Description
System.Object o
Returns
Type Description
System.Boolean
Overrides
Lucene.Net.Queries.Function.ValueSource.Equals(System.Object)
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GetDescription()

Declaration
public override string GetDescription()
Returns
Type Description
System.String
Overrides
Lucene.Net.Queries.Function.ValueSource.GetDescription()
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GetHashCode()

Declaration
public override int GetHashCode()
Returns
Type Description
System.Int32
Overrides
Lucene.Net.Queries.Function.ValueSource.GetHashCode()
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GetValues(IDictionary, AtomicReaderContext)

Declaration
public override FunctionValues GetValues(IDictionary context, AtomicReaderContext readerContext)
Parameters
Type Name Description
System.Collections.IDictionary context
Lucene.Net.Index.AtomicReaderContext readerContext
Returns
Type Description
Lucene.Net.Queries.Function.FunctionValues
Overrides
Lucene.Net.Queries.Function.ValueSource.GetValues(System.Collections.IDictionary, Lucene.Net.Index.AtomicReaderContext)