Class SearchGroup

LUCENENET specific class used to nest types to mimic the syntax used by Lucene (that is, without specifying the generic closing type of SearchGroup<TGroupValue>)

Inheritance

System.Object

SearchGroup

Inherited Members

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.ToString()

Namespace: Lucene.Net.Search.Grouping

Assembly: Lucene.Net.Grouping.dll

Syntax

public static class SearchGroup

Methods

Merge<T>(IList<IEnumerable<ISearchGroup<T>>>, Int32, Int32, Sort)

Merges multiple collections of top groups, for example obtained from separate index shards. The provided groupSort must match how the groups were sorted, and the provided SearchGroups must have been computed with fillFields=true passed to GetTopGroups(Int32, Boolean).

NOTE: this returns null if the topGroups is empty.

Declaration

public static ICollection<SearchGroup<T>> Merge<T>(IList<IEnumerable<ISearchGroup<T>>> topGroups, int offset, int topN, Sort groupSort)

Parameters

Type	Name	Description
System.Collections.Generic.IList<System.Collections.Generic.IEnumerable<ISearchGroup<T>>>	topGroups
System.Int32	offset
System.Int32	topN
Lucene.Net.Search.Sort	groupSort

Returns

Type	Description
System.Collections.Generic.ICollection<SearchGroup<T>>

Type Parameters

Name	Description
T