Class FunctionSecondPassGroupingCollector
Concrete implementation of AbstractSecondPassGroupingCollector<TGroupValue> that groups based on ValueSource instances.
This is a Lucene.NET EXPERIMENTAL API, use at your own risk
Inheritance
System.Object
FunctionSecondPassGroupingCollector
Inherited Members
Namespace: Lucene.Net.Search.Grouping.Function
Assembly: Lucene.Net.Grouping.dll
Syntax
public class FunctionSecondPassGroupingCollector : AbstractSecondPassGroupingCollector<MutableValue>, IAbstractSecondPassGroupingCollector<MutableValue>, ICollectorConstructors
| Improve this Doc View SourceFunctionSecondPassGroupingCollector(IEnumerable<ISearchGroup<MutableValue>>, Sort, Sort, Int32, Boolean, Boolean, Boolean, ValueSource, IDictionary)
Constructs a FunctionSecondPassGroupingCollector instance.
Declaration
public FunctionSecondPassGroupingCollector(IEnumerable<ISearchGroup<MutableValue>> searchGroups, Sort groupSort, Sort withinGroupSort, int maxDocsPerGroup, bool getScores, bool getMaxScores, bool fillSortFields, ValueSource groupByVS, IDictionary vsContext)Parameters
| Type | Name | Description |
|---|---|---|
| IEnumerable<ISearchGroup<MutableValue>> | searchGroups | The SearchGroup<TGroupValue> instances collected during the first phase. |
| Sort | groupSort | The group sort |
| Sort | withinGroupSort | The sort inside a group |
| System.Int32 | maxDocsPerGroup | The maximum number of documents to collect inside a group |
| System.Boolean | getScores | Whether to include the scores |
| System.Boolean | getMaxScores | Whether to include the maximum score |
| System.Boolean | fillSortFields | Whether to fill the sort values in WithinGroupSort |
| ValueSource | groupByVS | The ValueSource to group by |
| IDictionary | vsContext | The value source context |
Methods
| Improve this Doc View SourceRetrieveGroup(Int32)
Declaration
protected override AbstractSecondPassGroupingCollector.SearchGroupDocs<MutableValue> RetrieveGroup(int doc)Parameters
| Type | Name | Description |
|---|---|---|
| System.Int32 | doc |
Returns
| Type | Description |
|---|---|
| AbstractSecondPassGroupingCollector.SearchGroupDocs<MutableValue> |
Overrides
Lucene.Net.Search.Grouping.AbstractSecondPassGroupingCollector<Lucene.Net.Util.Mutable.MutableValue>.RetrieveGroup(System.Int32)
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View Source
SetNextReader(AtomicReaderContext)
Declaration
public override void SetNextReader(AtomicReaderContext context)Parameters
| Type | Name | Description |
|---|---|---|
| AtomicReaderContext | context |
Overrides
Lucene.Net.Search.Grouping.AbstractSecondPassGroupingCollector<Lucene.Net.Util.Mutable.MutableValue>.SetNextReader(Lucene.Net.Index.AtomicReaderContext)