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.

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

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)