Uses of Class
org.apache.lucene.search.SimpleCollector

Packages that use SimpleCollector

Package	Description
org.apache.lucene.monitor	Monitoring framework
org.apache.lucene.search	Code to search indices.
org.apache.lucene.search.grouping	Grouping.
org.apache.lucene.search.join	Support for index-time and query-time joins.
org.apache.lucene.search.suggest.document	Support for document suggestion

Uses of SimpleCollector in org.apache.lucene.monitor

Subclasses of SimpleCollector in org.apache.lucene.monitor

Modifier and Type	Class	Description
private class	CollectingMatcher.MatchCollector
(package private) static class	QueryIndex.MonitorQueryCollector	A Collector that decodes the stored query for each document hit.

Uses of SimpleCollector in org.apache.lucene.search

Subclasses of SimpleCollector in org.apache.lucene.search

Modifier and Type	Class	Description
class	MemoryAccountingBitsetCollector	Bitset collector which supports memory tracking
class	TotalHitCountCollector	Just counts the total number of hits.

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

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

Modifier and Type	Class	Description
class	AllGroupHeadsCollector<T>	This collector specializes in collecting the most relevant document (group head) for each group that matches the query.
private static class	AllGroupHeadsCollector.ScoringGroupHeadsCollector<T>	Specialized implementation for sorting by score
private static class	AllGroupHeadsCollector.SortingGroupHeadsCollector<T>	General implementation using a FieldComparator to select the group head
class	AllGroupsCollector<T>	A collector that collects all groups that match the query.
class	BlockGroupingCollector	BlockGroupingCollector performs grouping with a single pass collector, as long as you are grouping by a doc block field, ie all documents sharing a given group value were indexed as a doc block using the atomic IndexWriter.addDocuments() or IndexWriter.updateDocuments() API.
class	DistinctValuesCollector<T,R>	A second pass grouping collector that keeps track of distinct values for a specified field for the top N group.
private static class	DistinctValuesCollector.ValuesCollector<R>
class	FirstPassGroupingCollector<T>	FirstPassGroupingCollector is the first of two passes necessary to collect grouped hits.
class	GroupFacetCollector	Base class for computing grouped facets.
class	SecondPassGroupingCollector<T>	SecondPassGroupingCollector runs over an already collected set of groups, further applying a GroupReducer to each group
class	TermGroupFacetCollector	An implementation of GroupFacetCollector that computes grouped facets based on the indexed terms from DocValues.
(package private) static class	TermGroupFacetCollector.MV
(package private) static class	TermGroupFacetCollector.SV
class	TopGroupsCollector<T>	A second-pass collector that collects the TopDocs for each group, and returns them as a TopGroups object
private static class	TopGroupsCollector.MaxScoreCollector

Uses of SimpleCollector in org.apache.lucene.search.join

Subclasses of SimpleCollector in org.apache.lucene.search.join

Modifier and Type	Class	Description
(package private) class	DocValuesTermsCollector<DV>
(package private) class	TermsCollector<DV>	A collector that collects all terms from a specified field matching the query.
(package private) static class	TermsCollector.MV
(package private) static class	TermsCollector.SV
(package private) class	TermsWithScoreCollector<DV>
(package private) static class	TermsWithScoreCollector.MV
(package private) static class	TermsWithScoreCollector.MV.Avg
(package private) static class	TermsWithScoreCollector.SV
(package private) static class	TermsWithScoreCollector.SV.Avg

Uses of SimpleCollector in org.apache.lucene.search.suggest.document

Subclasses of SimpleCollector in org.apache.lucene.search.suggest.document

Modifier and Type	Class	Description
class	TopSuggestDocsCollector	Collector that collects completion and score, along with document id