Class ToParentBlockJoinFieldComparer.Lowest

Concrete implementation of ToParentBlockJoinSortField to sorts the parent docs with the lowest values in the child / nested docs first.

Inheritance
System.Object
ToParentBlockJoinFieldComparer
ToParentBlockJoinFieldComparer.Lowest
Inherited Members
Namespace: Lucene.Net.Join
Assembly: Lucene.Net.Join.dll
Syntax
public sealed class Lowest : ToParentBlockJoinFieldComparer

Constructors

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Lowest(FieldComparer, Filter, Filter, Int32)

Create ToParentBlockJoinFieldComparer.Lowest

Declaration
public Lowest(FieldComparer wrappedComparer, Filter parentFilter, Filter childFilter, int spareSlot)
Parameters
Type Name Description
FieldComparer wrappedComparer

The on the child / nested level.

Filter parentFilter

(must produce per-segment) that identifies the parent documents.

Filter childFilter

that defines which child / nested documents participates in sorting.

System.Int32 spareSlot

The extra slot inside the wrapped comparer that is used to compare which nested document inside the parent document scope is most competitive.

Methods

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CompareBottom(Int32)

Declaration
public override int CompareBottom(int parentDoc)
Parameters
Type Name Description
System.Int32 parentDoc
Returns
Type Description
System.Int32
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CompareTop(Int32)

Declaration
public override int CompareTop(int parentDoc)
Parameters
Type Name Description
System.Int32 parentDoc
Returns
Type Description
System.Int32
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Copy(Int32, Int32)

Declaration
public override void Copy(int slot, int parentDoc)
Parameters
Type Name Description
System.Int32 slot
System.Int32 parentDoc