Class ShapePredicateValueSource

A boolean ValueSource that compares a shape from a provided ValueSource with a given Spatial4n.Core.Shapes.IShape and sees if it matches a given SpatialOperation (the predicate).

This is a Lucene.NET EXPERIMENTAL API, use at your own risk
Inheritance
System.Object
ValueSource
ShapePredicateValueSource
Inherited Members
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 ShapePredicateValueSource : ValueSource

Constructors

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ShapePredicateValueSource(ValueSource, SpatialOperation, IShape)

Declaration
public ShapePredicateValueSource(ValueSource shapeValuesource, SpatialOperation op, IShape queryShape)
Parameters
Type Name Description
ValueSource shapeValuesource

Must yield Spatial4n.Core.Shapes.IShape instances from it's ObjectVal(doc). If null then the result is false. This is the left-hand (indexed) side.
SpatialOperation op

the predicate
Spatial4n.Core.Shapes.IShape queryShape

The shape on the right-hand (query) side.

Methods

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CreateWeight(IDictionary, IndexSearcher)

Declaration
public override void CreateWeight(IDictionary context, IndexSearcher searcher)
Parameters
Type Name Description
System.Collections.IDictionary context
IndexSearcher searcher
Overrides
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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
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GetDescription()

Declaration
public override string GetDescription()
Returns
Type Description
System.String
Overrides
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GetHashCode()

Declaration
public override int GetHashCode()
Returns
Type Description
System.Int32
Overrides
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GetValues(IDictionary, AtomicReaderContext)

Declaration
public override FunctionValues GetValues(IDictionary context, AtomicReaderContext readerContext)
Parameters
Type Name Description
System.Collections.IDictionary context
AtomicReaderContext readerContext
Returns
Type Description
FunctionValues
Overrides