Class CachingDoubleValueSource

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

Note

This API is for internal purposes only and might change in incompatible ways in the next release.

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)