Class TopDocs

Represents hits returned by Search(Query, Filter, Int32) and Search(Query, Int32).

Inheritance
System.Object
TopDocs
TopFieldDocs
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
Assembly: Lucene.Net.dll
Syntax
public class TopDocs

Constructors

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TopDocs(Int32, ScoreDoc[], Single)

Declaration
public TopDocs(int totalHits, ScoreDoc[] scoreDocs, float maxScore)
Parameters
Type Name Description
System.Int32 totalHits
ScoreDoc[] scoreDocs
System.Single maxScore

Properties

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MaxScore

Returns the maximum score value encountered. Note that in case scores are not tracked, this returns System.Single.NaN.

Declaration
public virtual float MaxScore { get; set; }
Property Value
Type Description
System.Single
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ScoreDocs

The top hits for the query.

Declaration
public ScoreDoc[] ScoreDocs { get; set; }
Property Value
Type Description
ScoreDoc[]
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TotalHits

The total number of hits for the query.

Declaration
public int TotalHits { get; set; }
Property Value
Type Description
System.Int32

Methods

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Merge(Sort, Int32, TopDocs[])

Returns a new TopDocs, containing topN results across the provided TopDocs, sorting by the specified Sort. Each of the TopDocs must have been sorted by the same Sort, and sort field values must have been filled (ie, fillFields=true must be passed to Create(Sort, Int32, Boolean, Boolean, Boolean, Boolean).

Pass sort=null to merge sort by score descending.

This is a Lucene.NET EXPERIMENTAL API, use at your own risk
Declaration
public static TopDocs Merge(Sort sort, int topN, TopDocs[] shardHits)
Parameters
Type Name Description
Sort sort
System.Int32 topN
TopDocs[] shardHits
Returns
Type Description
TopDocs
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Merge(Sort, Int32, Int32, TopDocs[])

Same as Merge(Sort, Int32, TopDocs[]) but also slices the result at the same time based on the provided start and size. The return TopDocs will always have a scoreDocs with length of at most Count.

Declaration
public static TopDocs Merge(Sort sort, int start, int size, TopDocs[] shardHits)
Parameters
Type Name Description
Sort sort
System.Int32 start
System.Int32 size
TopDocs[] shardHits
Returns
Type Description
TopDocs