Uses of Class
org.apache.lucene.search.grouping.SearchGroup

Packages that use SearchGroup

org.apache.lucene.search.grouping	This module enables search result grouping with Lucene, where hits with the same value in the specified single-valued group field are grouped together.
org.apache.lucene.search.grouping.function	Support for grouping by {org.apache.lucene.queries.function.ValueSource}.
org.apache.lucene.search.grouping.term	Support for grouping by indexed terms via {org.apache.lucene.search.FieldCache}.

Uses of SearchGroup in org.apache.lucene.search.grouping

Subclasses of SearchGroup in org.apache.lucene.search.grouping

class

CollectedSearchGroup<T> Expert: representation of a group in AbstractFirstPassGroupingCollector, tracking the top doc and FieldComparator slot.

Methods in org.apache.lucene.search.grouping that return types with arguments of type SearchGroup

Collection<SearchGroup<GROUP_VALUE_TYPE>>	AbstractFirstPassGroupingCollector.getTopGroups(int groupOffset, boolean fillFields) Returns top groups, starting from offset.
static <T> Collection<SearchGroup<T>>	SearchGroup.merge(List<Collection<SearchGroup<T>>> topGroups, int offset, int topN, Sort groupSort) Merges multiple collections of top groups, for example obtained from separate index shards.

Method parameters in org.apache.lucene.search.grouping with type arguments of type SearchGroup

static <T> Collection<SearchGroup<T>>

SearchGroup.merge(List<Collection<SearchGroup<T>>> topGroups, int offset, int topN, Sort groupSort) Merges multiple collections of top groups, for example obtained from separate index shards.

Constructor parameters in org.apache.lucene.search.grouping with type arguments of type SearchGroup

AbstractSecondPassGroupingCollector(Collection<SearchGroup<GROUP_VALUE_TYPE>> groups, Sort groupSort, Sort withinGroupSort, int maxDocsPerGroup, boolean getScores, boolean getMaxScores, boolean fillSortFields)

Uses of SearchGroup in org.apache.lucene.search.grouping.function

Constructor parameters in org.apache.lucene.search.grouping.function with type arguments of type SearchGroup

FunctionDistinctValuesCollector(Map<?,?> vsContext, ValueSource groupSource, ValueSource countSource, Collection<SearchGroup<MutableValue>> groups)

FunctionSecondPassGroupingCollector(Collection<SearchGroup<MutableValue>> searchGroups, Sort groupSort, Sort withinGroupSort, int maxDocsPerGroup, boolean getScores, boolean getMaxScores, boolean fillSortFields, ValueSource groupByVS, Map<?,?> vsContext)
Constructs a FunctionSecondPassGroupingCollector instance.

Uses of SearchGroup in org.apache.lucene.search.grouping.term

Constructor parameters in org.apache.lucene.search.grouping.term with type arguments of type SearchGroup

TermDistinctValuesCollector(String groupField, String countField, Collection<SearchGroup<BytesRef>> groups)
Constructs TermDistinctValuesCollector instance.

TermSecondPassGroupingCollector(String groupField, Collection<SearchGroup<BytesRef>> groups, Sort groupSort, Sort withinGroupSort, int maxDocsPerGroup, boolean getScores, boolean getMaxScores, boolean fillSortFields)