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 ValueSource.
org.apache.lucene.search.grouping.term	Support for grouping by indexed terms via 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)