Class ShapeFieldCacheDistanceValueSource

An implementation of the Lucene ValueSource that returns the spatial distance between an input point and a document's points in ShapeFieldCacheProvider<T>. The shortest distance is returned if a document has more than one point.

This is a Lucene.NET INTERNAL API, use at your own risk

Inheritance

System.Object

Lucene.Net.Queries.Function.ValueSource

ShapeFieldCacheDistanceValueSource

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 ShapeFieldCacheDistanceValueSource : ValueSource

Constructors

ShapeFieldCacheDistanceValueSource(SpatialContext, ShapeFieldCacheProvider<IPoint>, IPoint, Double)

Declaration

public ShapeFieldCacheDistanceValueSource(SpatialContext ctx, ShapeFieldCacheProvider<IPoint> provider, IPoint from, double multiplier)

Parameters

Type	Name	Description
Spatial4n.Core.Context.SpatialContext	ctx
ShapeFieldCacheProvider<Spatial4n.Core.Shapes.IPoint>	provider
Spatial4n.Core.Shapes.IPoint	from
System.Double	multiplier

Methods

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)

GetDescription()

Declaration

public override string GetDescription()

Returns

Type	Description
System.String

Overrides

Lucene.Net.Queries.Function.ValueSource.GetDescription()

GetHashCode()

Declaration

public override int GetHashCode()

Returns

Type	Description
System.Int32

Overrides

Lucene.Net.Queries.Function.ValueSource.GetHashCode()

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)