Uses of Package
org.apache.lucene.search

Packages that use org.apache.lucene.search

Package	Description
org.apache.lucene.document
org.apache.lucene.index
org.apache.lucene.index.memory
org.apache.lucene.queries
org.apache.lucene.queries.function
org.apache.lucene.queries.intervals
org.apache.lucene.queryparser.classic
org.apache.lucene.queryparser.flexible.standard
org.apache.lucene.queryparser.simple
org.apache.lucene.search
org.apache.lucene.search.grouping
org.apache.lucene.search.highlight
org.apache.lucene.search.join
org.apache.lucene.search.similarities
org.apache.lucene.search.similarity
org.apache.lucene.search.spans
org.apache.lucene.search.suggest
org.apache.lucene.search.suggest.document
org.apache.lucene.search.uhighlight
org.apache.lucene.search.vectorhighlight
org.apache.lucene.spatial
org.apache.lucene.spatial.prefix
org.apache.lucene.spatial.util
org.apache.lucene.util
org.apache.lucene.util.automaton
org.apache.lucene.util.bkd
org.elasticsearch.action.explain
org.elasticsearch.action.search
org.elasticsearch.common.lucene
org.elasticsearch.common.lucene.index
org.elasticsearch.common.lucene.search
org.elasticsearch.common.lucene.search.function
org.elasticsearch.index
org.elasticsearch.index.cache.bitset
org.elasticsearch.index.cache.query
org.elasticsearch.index.engine
org.elasticsearch.index.fielddata
org.elasticsearch.index.fielddata.fieldcomparator
org.elasticsearch.index.fielddata.ordinals
org.elasticsearch.index.fielddata.plain
org.elasticsearch.index.mapper
org.elasticsearch.index.query
org.elasticsearch.index.query.functionscore
org.elasticsearch.index.query.support
org.elasticsearch.index.search
org.elasticsearch.index.shard
org.elasticsearch.index.similarity
org.elasticsearch.indices
org.elasticsearch.script
org.elasticsearch.search
org.elasticsearch.search.aggregations
org.elasticsearch.search.aggregations.bucket
org.elasticsearch.search.aggregations.bucket.adjacency
org.elasticsearch.search.aggregations.bucket.filter
org.elasticsearch.search.aggregations.bucket.geogrid
org.elasticsearch.search.aggregations.bucket.global
org.elasticsearch.search.aggregations.bucket.histogram
org.elasticsearch.search.aggregations.bucket.missing
org.elasticsearch.search.aggregations.bucket.nested
org.elasticsearch.search.aggregations.bucket.range
org.elasticsearch.search.aggregations.bucket.sampler
org.elasticsearch.search.aggregations.bucket.significant
org.elasticsearch.search.aggregations.bucket.terms
org.elasticsearch.search.aggregations.metrics
org.elasticsearch.search.aggregations.support
org.elasticsearch.search.aggregations.support.values
org.elasticsearch.search.collapse
org.elasticsearch.search.dfs
org.elasticsearch.search.fetch
org.elasticsearch.search.fetch.subphase
org.elasticsearch.search.fetch.subphase.highlight
org.elasticsearch.search.internal
org.elasticsearch.search.profile.aggregation
org.elasticsearch.search.profile.query
org.elasticsearch.search.query
org.elasticsearch.search.rescore
org.elasticsearch.search.searchafter
org.elasticsearch.search.slice
org.elasticsearch.search.sort
org.elasticsearch.search.suggest
org.elasticsearch.search.suggest.completion
org.elasticsearch.search.suggest.phrase
org.elasticsearch.search.suggest.term

Classes in org.apache.lucene.search used by org.apache.lucene.document

Class	Description
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.
QueryVisitor	Allows recursion through a query tree
ScoreMode	Different modes of search.
SortField	Stores information about how to sort documents by terms in an individual field.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.apache.lucene.index

Class	Description
DocIdSetIterator	This abstract class defines methods to iterate over a set of non-decreasing doc ids.
Query	The abstract base class for queries.
Sort	Encapsulates sort criteria for returned hits.

Classes in org.apache.lucene.search used by org.apache.lucene.index.memory

Class	Description
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.apache.lucene.queries

Class	Description
BooleanClause.Occur	Specifies how clauses are to occur in matching documents.
FieldDoc	Expert: A ScoreDoc which also contains information about how to sort the referenced document.
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.
QueryVisitor	Allows recursion through a query tree
ScoreMode	Different modes of search.
Sort	Encapsulates sort criteria for returned hits.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.apache.lucene.queries.function

Class	Description
DoubleValuesSource	Base class for producing DoubleValues To obtain a DoubleValues object for a leaf reader, clients should call DoubleValuesSource.rewrite(IndexSearcher) against the top-level searcher, and then call DoubleValuesSource.getValues(LeafReaderContext, DoubleValues) on the resulting DoubleValuesSource.
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.
QueryVisitor	Allows recursion through a query tree
ScoreMode	Different modes of search.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.apache.lucene.queries.intervals

Class	Description
DocIdSetIterator	This abstract class defines methods to iterate over a set of non-decreasing doc ids.
IndexSearcher	Implements search over a single IndexReader.
MatchesIterator	An iterator over match positions (and optionally offsets) for a single document and field To iterate over the matches, call MatchesIterator.next() until it returns false, retrieving positions and/or offsets after each call.
Query	The abstract base class for queries.
QueryVisitor	Allows recursion through a query tree
ScoreMode	Different modes of search.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.apache.lucene.queryparser.classic

Class	Description
BooleanClause	A clause in a BooleanQuery.
BooleanClause.Occur	Specifies how clauses are to occur in matching documents.
MultiTermQuery.RewriteMethod	Abstract class that defines how the query is rewritten.
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.apache.lucene.queryparser.flexible.standard

Class	Description
MultiTermQuery.RewriteMethod	Abstract class that defines how the query is rewritten.

Classes in org.apache.lucene.search used by org.apache.lucene.queryparser.simple

Class	Description
BooleanClause.Occur	Specifies how clauses are to occur in matching documents.
BooleanQuery	A Query that matches documents matching boolean combinations of other queries, e.g.
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.apache.lucene.search

Class	Description
AutomatonQuery	A Query that will match terms against a finite-state machine.
BlendedTermQuery	A Query that blends index statistics across multiple terms.
BlendedTermQuery.Builder	A Builder for BlendedTermQuery.
BlendedTermQuery.RewriteMethod	A BlendedTermQuery.RewriteMethod defines how queries for individual terms should be merged.
BooleanClause	A clause in a BooleanQuery.
BooleanClause.Occur	Specifies how clauses are to occur in matching documents.
BooleanQuery	A Query that matches documents matching boolean combinations of other queries, e.g.
BooleanQuery.Builder	A builder for boolean queries.
BulkScorer	This class is used to score a range of documents at once, and is returned by Weight.bulkScorer(org.apache.lucene.index.LeafReaderContext).
CollectionStatistics	Contains statistics for a collection (field).
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
CollectorManager	A manager of collectors.
DisiPriorityQueue	A priority queue of DocIdSetIterators that orders by current doc ID.
DisiWrapper	Wrapper used in DisiPriorityQueue.
DiversifiedTopDocsCollector.ScoreDocKey	An extension to ScoreDoc that includes a key used for grouping purposes
DocIdSet	A DocIdSet contains a set of doc ids.
DocIdSetIterator	This abstract class defines methods to iterate over a set of non-decreasing doc ids.
DoubleValues	Per-segment, per-document double values, which can be calculated at search-time
DoubleValuesSource	Base class for producing DoubleValues To obtain a DoubleValues object for a leaf reader, clients should call DoubleValuesSource.rewrite(IndexSearcher) against the top-level searcher, and then call DoubleValuesSource.getValues(LeafReaderContext, DoubleValues) on the resulting DoubleValuesSource.
Explanation	Expert: Describes the score computation for document and query.
FieldComparator	Expert: a FieldComparator compares hits so as to determine their sort order when collecting the top results with TopFieldCollector.
FieldComparator.NumericComparator	Base FieldComparator class for numeric types
FieldComparatorSource	Provides a FieldComparator for custom field sorting.
FieldDoc	Expert: A ScoreDoc which also contains information about how to sort the referenced document.
FieldValueHitQueue	Expert: A hit queue for sorting by hits by terms in more than one field.
FieldValueHitQueue.Entry	Extension of ScoreDoc to also store the FieldComparator slot.
FuzzyTermsEnum.LevenshteinAutomataAttribute	reuses compiled automata across different segments, because they are independent of the index
IndexSearcher	Implements search over a single IndexReader.
IndexSearcher.LeafSlice	A class holding a subset of the IndexSearchers leaf contexts to be executed within a single thread.
LeafCollector	Collector decouples the score from the collected doc: the score computation is skipped entirely if it's not needed.
LeafFieldComparator	Expert: comparator that gets instantiated on each leaf from a top-level FieldComparator instance.
LongValues	Per-segment, per-document long values, which can be calculated at search-time
LongValuesSource	Base class for producing LongValues To obtain a LongValues object for a leaf reader, clients should call LongValuesSource.rewrite(IndexSearcher) against the top-level searcher, and then LongValuesSource.getValues(LeafReaderContext, DoubleValues).
Matches	Reports the positions and optionally offsets of all matching terms in a query for a single document To obtain a MatchesIterator for a particular field, call Matches.getMatches(String).
MatchesIterator	An iterator over match positions (and optionally offsets) for a single document and field To iterate over the matches, call MatchesIterator.next() until it returns false, retrieving positions and/or offsets after each call.
MultiPhraseQuery	A generalized version of PhraseQuery, with the possibility of adding more than one term at the same position that are treated as a disjunction (OR).
MultiPhraseQuery.Builder	A builder for multi-phrase queries
MultiTermQuery	An abstract Query that matches documents containing a subset of terms provided by a FilteredTermsEnum enumeration.
MultiTermQuery.RewriteMethod	Abstract class that defines how the query is rewritten.
PhraseQuery	A Query that matches documents containing a particular sequence of terms.
PhraseQuery.Builder	A builder for phrase queries.
PointInSetQuery.Stream	Iterator of encoded point values.
Query	The abstract base class for queries.
QueryCache	A cache for queries.
QueryCachingPolicy	A policy defining which filters should be cached.
QueryVisitor	Allows recursion through a query tree
ReferenceManager	Utility class to safely share instances of a certain type across multiple threads, while periodically refreshing them.
ReferenceManager.RefreshListener	Use to receive notification when a refresh has finished.
Rescorer	Re-scores the topN results (TopDocs) from an original query.
Scorable	Allows access to the score of a Query
Scorable.ChildScorable	A child Scorer and its relationship to its parent.
ScoreDoc	Holds one hit in TopDocs.
ScoreMode	Different modes of search.
Scorer	Expert: Common scoring functionality for different types of queries.
ScorerSupplier	A supplier of Scorer.
ScoringRewrite	Base rewrite method that translates each term into a query, and keeps the scores as computed by the query.
SearcherFactory	Factory class used by SearcherManager to create new IndexSearchers.
SegmentCacheable	Interface defining whether or not an object can be cached against a LeafReader Objects that depend only on segment-immutable structures such as Points or postings lists can just return true from SegmentCacheable.isCacheable(LeafReaderContext) Objects that depend on doc values should return DocValues.isCacheable(LeafReaderContext, String...), which will check to see if the doc values fields have been updated.
SimpleCollector	Base Collector implementation that is used to collect all contexts.
SimpleFieldComparator	Base FieldComparator implementation that is used for all contexts.
Sort	Encapsulates sort criteria for returned hits.
SortedNumericSelector.Type	Type of selection to perform.
SortedSetSelector.Type	Type of selection to perform.
SortField	Stores information about how to sort documents by terms in an individual field.
SortField.Type	Specifies the type of the terms to be sorted, or special types such as CUSTOM
SynonymQuery	A query that treats multiple terms as synonyms.
SynonymQuery.Builder	A builder for SynonymQuery.
TermRangeQuery	A Query that matches documents within an range of terms.
TermStatistics	Contains statistics for a specific term
TopDocs	Represents hits returned by IndexSearcher.search(Query,int).
TopDocsCollector	A base class for all collectors that return a TopDocs output.
TopFieldCollector	A Collector that sorts by SortField using FieldComparators.
TopFieldDocs	Represents hits returned by IndexSearcher.search(Query,int,Sort).
TopScoreDocCollector	A Collector implementation that collects the top-scoring hits, returning them as a TopDocs.
TopTermsRewrite	Base rewrite method for collecting only the top terms via a priority queue.
TotalHits	Description of the total number of hits of a query.
TotalHits.Relation	How the TotalHits.value should be interpreted.
TwoPhaseIterator	Returned by Scorer.twoPhaseIterator() to expose an approximation of a DocIdSetIterator.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.apache.lucene.search.grouping

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
LeafCollector	Collector decouples the score from the collected doc: the score computation is skipped entirely if it's not needed.
Scorable	Allows access to the score of a Query
ScoreDoc	Holds one hit in TopDocs.
ScoreMode	Different modes of search.
SimpleCollector	Base Collector implementation that is used to collect all contexts.
Sort	Encapsulates sort criteria for returned hits.
SortField	Stores information about how to sort documents by terms in an individual field.
TopDocs	Represents hits returned by IndexSearcher.search(Query,int).
TopFieldDocs	Represents hits returned by IndexSearcher.search(Query,int,Sort).
TotalHits	Description of the total number of hits of a query.

Classes in org.apache.lucene.search used by org.apache.lucene.search.highlight

Class	Description
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.apache.lucene.search.join

Class	Description
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.
QueryVisitor	Allows recursion through a query tree
ScoreMode	Different modes of search.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.apache.lucene.search.similarities

Class	Description
CollectionStatistics	Contains statistics for a collection (field).
Explanation	Expert: Describes the score computation for document and query.
TermStatistics	Contains statistics for a specific term

Classes in org.apache.lucene.search used by org.apache.lucene.search.similarity

Class	Description
CollectionStatistics	Contains statistics for a collection (field).
TermStatistics	Contains statistics for a specific term

Classes in org.apache.lucene.search used by org.apache.lucene.search.spans

Class	Description
DocIdSetIterator	This abstract class defines methods to iterate over a set of non-decreasing doc ids.
Explanation	Expert: Describes the score computation for document and query.
IndexSearcher	Implements search over a single IndexReader.
LeafSimScorer	Similarity.SimScorer on a specific LeafReader.
Matches	Reports the positions and optionally offsets of all matching terms in a query for a single document To obtain a MatchesIterator for a particular field, call Matches.getMatches(String).
MultiTermQuery	An abstract Query that matches documents containing a subset of terms provided by a FilteredTermsEnum enumeration.
MultiTermQuery.RewriteMethod	Abstract class that defines how the query is rewritten.
Query	The abstract base class for queries.
QueryVisitor	Allows recursion through a query tree
Scorable	Allows access to the score of a Query
ScoreMode	Different modes of search.
Scorer	Expert: Common scoring functionality for different types of queries.
SegmentCacheable	Interface defining whether or not an object can be cached against a LeafReader Objects that depend only on segment-immutable structures such as Points or postings lists can just return true from SegmentCacheable.isCacheable(LeafReaderContext) Objects that depend on doc values should return DocValues.isCacheable(LeafReaderContext, String...), which will check to see if the doc values fields have been updated.
TwoPhaseIterator	Returned by Scorer.twoPhaseIterator() to expose an approximation of a DocIdSetIterator.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.apache.lucene.search.suggest

Class	Description
BooleanQuery	A Query that matches documents matching boolean combinations of other queries, e.g.

Classes in org.apache.lucene.search used by org.apache.lucene.search.suggest.document

Class	Description
BulkScorer	This class is used to score a range of documents at once, and is returned by Weight.bulkScorer(org.apache.lucene.index.LeafReaderContext).
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
Explanation	Expert: Describes the score computation for document and query.
IndexSearcher	Implements search over a single IndexReader.
LeafCollector	Collector decouples the score from the collected doc: the score computation is skipped entirely if it's not needed.
Query	The abstract base class for queries.
QueryVisitor	Allows recursion through a query tree
ScoreDoc	Holds one hit in TopDocs.
ScoreMode	Different modes of search.
Scorer	Expert: Common scoring functionality for different types of queries.
SegmentCacheable	Interface defining whether or not an object can be cached against a LeafReader Objects that depend only on segment-immutable structures such as Points or postings lists can just return true from SegmentCacheable.isCacheable(LeafReaderContext) Objects that depend on doc values should return DocValues.isCacheable(LeafReaderContext, String...), which will check to see if the doc values fields have been updated.
SimpleCollector	Base Collector implementation that is used to collect all contexts.
TopDocs	Represents hits returned by IndexSearcher.search(Query,int).
TotalHits	Description of the total number of hits of a query.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.apache.lucene.search.uhighlight

Class	Description
DocIdSetIterator	This abstract class defines methods to iterate over a set of non-decreasing doc ids.
IndexSearcher	Implements search over a single IndexReader.
MatchesIterator	An iterator over match positions (and optionally offsets) for a single document and field To iterate over the matches, call MatchesIterator.next() until it returns false, retrieving positions and/or offsets after each call.
Query	The abstract base class for queries.
TopDocs	Represents hits returned by IndexSearcher.search(Query,int).

Classes in org.apache.lucene.search used by org.apache.lucene.search.vectorhighlight

Class	Description
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.apache.lucene.spatial

Class	Description
DoubleValuesSource	Base class for producing DoubleValues To obtain a DoubleValues object for a leaf reader, clients should call DoubleValuesSource.rewrite(IndexSearcher) against the top-level searcher, and then call DoubleValuesSource.getValues(LeafReaderContext, DoubleValues) on the resulting DoubleValuesSource.
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.apache.lucene.spatial.prefix

Class	Description
DocIdSet	A DocIdSet contains a set of doc ids.
DoubleValuesSource	Base class for producing DoubleValues To obtain a DoubleValues object for a leaf reader, clients should call DoubleValuesSource.rewrite(IndexSearcher) against the top-level searcher, and then call DoubleValuesSource.getValues(LeafReaderContext, DoubleValues) on the resulting DoubleValuesSource.
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.
QueryVisitor	Allows recursion through a query tree
ScoreMode	Different modes of search.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.apache.lucene.spatial.util

Class	Description
DoubleValues	Per-segment, per-document double values, which can be calculated at search-time
DoubleValuesSource	Base class for producing DoubleValues To obtain a DoubleValues object for a leaf reader, clients should call DoubleValuesSource.rewrite(IndexSearcher) against the top-level searcher, and then call DoubleValuesSource.getValues(LeafReaderContext, DoubleValues) on the resulting DoubleValuesSource.
Explanation	Expert: Describes the score computation for document and query.
IndexSearcher	Implements search over a single IndexReader.
SegmentCacheable	Interface defining whether or not an object can be cached against a LeafReader Objects that depend only on segment-immutable structures such as Points or postings lists can just return true from SegmentCacheable.isCacheable(LeafReaderContext) Objects that depend on doc values should return DocValues.isCacheable(LeafReaderContext, String...), which will check to see if the doc values fields have been updated.

Classes in org.apache.lucene.search used by org.apache.lucene.util

Class	Description
BooleanClause.Occur	Specifies how clauses are to occur in matching documents.
BooleanQuery.Builder	A builder for boolean queries.
DocIdSet	A DocIdSet contains a set of doc ids.
DocIdSetIterator	This abstract class defines methods to iterate over a set of non-decreasing doc ids.
MultiPhraseQuery.Builder	A builder for multi-phrase queries
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.apache.lucene.util.automaton

Class	Description
Query	The abstract base class for queries.
QueryVisitor	Allows recursion through a query tree

Classes in org.apache.lucene.search used by org.apache.lucene.util.bkd

Class	Description
DocIdSetIterator	This abstract class defines methods to iterate over a set of non-decreasing doc ids.

Classes in org.apache.lucene.search used by org.elasticsearch.action.explain

Class	Description
Explanation	Expert: Describes the score computation for document and query.

Classes in org.apache.lucene.search used by org.elasticsearch.action.search

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
LeafCollector	Collector decouples the score from the collected doc: the score computation is skipped entirely if it's not needed.
Scorable	Allows access to the score of a Query
ScoreDoc	Holds one hit in TopDocs.
ScoreMode	Different modes of search.
SimpleCollector	Base Collector implementation that is used to collect all contexts.

Classes in org.apache.lucene.search used by org.elasticsearch.common.lucene

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
Explanation	Expert: Describes the score computation for document and query.
FieldDoc	Expert: A ScoreDoc which also contains information about how to sort the referenced document.
IndexSearcher	Implements search over a single IndexReader.
LeafCollector	Collector decouples the score from the collected doc: the score computation is skipped entirely if it's not needed.
Query	The abstract base class for queries.
Scorable	Allows access to the score of a Query
ScoreDoc	Holds one hit in TopDocs.
ScoreMode	Different modes of search.
ScorerSupplier	A supplier of Scorer.
SimpleCollector	Base Collector implementation that is used to collect all contexts.
Sort	Encapsulates sort criteria for returned hits.
SortField	Stores information about how to sort documents by terms in an individual field.
SortField.Type	Specifies the type of the terms to be sorted, or special types such as CUSTOM
TopDocs	Represents hits returned by IndexSearcher.search(Query,int).
TotalHits	Description of the total number of hits of a query.

Classes in org.apache.lucene.search used by org.elasticsearch.common.lucene.index

Class	Description
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.elasticsearch.common.lucene.search

Class	Description
BooleanQuery	A Query that matches documents matching boolean combinations of other queries, e.g.
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
LeafCollector	Collector decouples the score from the collected doc: the score computation is skipped entirely if it's not needed.
MultiTermQuery	An abstract Query that matches documents containing a subset of terms provided by a FilteredTermsEnum enumeration.
MultiTermQuery.RewriteMethod	Abstract class that defines how the query is rewritten.
Query	The abstract base class for queries.
ScoreMode	Different modes of search.
TopDocs	Represents hits returned by IndexSearcher.search(Query,int).
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.elasticsearch.common.lucene.search.function

Class	Description
Explanation	Expert: Describes the score computation for document and query.
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.
QueryVisitor	Allows recursion through a query tree
ScoreMode	Different modes of search.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.elasticsearch.index

Class	Description
IndexSearcher	Implements search over a single IndexReader.
Sort	Encapsulates sort criteria for returned hits.
SortField	Stores information about how to sort documents by terms in an individual field.
SortField.Type	Specifies the type of the terms to be sorted, or special types such as CUSTOM

Classes in org.apache.lucene.search used by org.elasticsearch.index.cache.bitset

Class	Description
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.elasticsearch.index.cache.query

Class	Description
QueryCache	A cache for queries.
QueryCachingPolicy	A policy defining which filters should be cached.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.elasticsearch.index.engine

Class	Description
IndexSearcher	Implements search over a single IndexReader.
QueryCache	A cache for queries.
QueryCachingPolicy	A policy defining which filters should be cached.
ReferenceManager	Utility class to safely share instances of a certain type across multiple threads, while periodically refreshing them.
ReferenceManager.RefreshListener	Use to receive notification when a refresh has finished.
Sort	Encapsulates sort criteria for returned hits.

Classes in org.apache.lucene.search used by org.elasticsearch.index.fielddata

Class	Description
DocIdSetIterator	This abstract class defines methods to iterate over a set of non-decreasing doc ids.
DoubleValues	Per-segment, per-document double values, which can be calculated at search-time
FieldComparatorSource	Provides a FieldComparator for custom field sorting.
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.
SortField	Stores information about how to sort documents by terms in an individual field.
SortField.Type	Specifies the type of the terms to be sorted, or special types such as CUSTOM

Classes in org.apache.lucene.search used by org.elasticsearch.index.fielddata.fieldcomparator

Class	Description
FieldComparator	Expert: a FieldComparator compares hits so as to determine their sort order when collecting the top results with TopFieldCollector.
FieldComparatorSource	Provides a FieldComparator for custom field sorting.
Scorable	Allows access to the score of a Query
SortField.Type	Specifies the type of the terms to be sorted, or special types such as CUSTOM

Classes in org.apache.lucene.search used by org.elasticsearch.index.fielddata.ordinals

Class	Description
SortField	Stores information about how to sort documents by terms in an individual field.

Classes in org.apache.lucene.search used by org.elasticsearch.index.fielddata.plain

Class	Description
SortField	Stores information about how to sort documents by terms in an individual field.

Classes in org.apache.lucene.search used by org.elasticsearch.index.mapper

Class	Description
MultiTermQuery.RewriteMethod	Abstract class that defines how the query is rewritten.
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.elasticsearch.index.query

Class	Description
BooleanClause.Occur	Specifies how clauses are to occur in matching documents.
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.elasticsearch.index.query.functionscore

Class	Description
Explanation	Expert: Describes the score computation for document and query.
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.elasticsearch.index.query.support

Class	Description
MultiTermQuery	An abstract Query that matches documents containing a subset of terms provided by a FilteredTermsEnum enumeration.
MultiTermQuery.RewriteMethod	Abstract class that defines how the query is rewritten.

Classes in org.apache.lucene.search used by org.elasticsearch.index.search

Class	Description
BooleanClause	A clause in a BooleanQuery.
BooleanClause.Occur	Specifies how clauses are to occur in matching documents.
IndexSearcher	Implements search over a single IndexReader.
MultiTermQuery.RewriteMethod	Abstract class that defines how the query is rewritten.
Query	The abstract base class for queries.
QueryVisitor	Allows recursion through a query tree
ScoreMode	Different modes of search.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.elasticsearch.index.shard

Class	Description
QueryCachingPolicy	A policy defining which filters should be cached.
ReferenceManager.RefreshListener	Use to receive notification when a refresh has finished.
Sort	Encapsulates sort criteria for returned hits.

Classes in org.apache.lucene.search used by org.elasticsearch.index.similarity

Class	Description
CollectionStatistics	Contains statistics for a collection (field).
TermStatistics	Contains statistics for a specific term

Classes in org.apache.lucene.search used by org.elasticsearch.indices

Class	Description
QueryCache	A cache for queries.
QueryCachingPolicy	A policy defining which filters should be cached.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.elasticsearch.script

Class	Description
Explanation	Expert: Describes the score computation for document and query.
Scorable	Allows access to the score of a Query

Classes in org.apache.lucene.search used by org.elasticsearch.search

Class	Description
DocIdSetIterator	This abstract class defines methods to iterate over a set of non-decreasing doc ids.
Explanation	Expert: Describes the score computation for document and query.
SortField	Stores information about how to sort documents by terms in an individual field.
TotalHits	Description of the total number of hits of a query.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
LeafCollector	Collector decouples the score from the collected doc: the score computation is skipped entirely if it's not needed.
Scorable	Allows access to the score of a Query
ScoreMode	Different modes of search.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
ScoreMode	Different modes of search.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket.adjacency

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket.filter

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket.geogrid

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
ScoreMode	Different modes of search.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket.global

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket.histogram

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket.missing

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket.nested

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket.range

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
ScoreMode	Different modes of search.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket.sampler

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
ScoreDoc	Holds one hit in TopDocs.
ScoreMode	Different modes of search.
TopDocsCollector	A base class for all collectors that return a TopDocs output.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket.significant

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.bucket.terms

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
ScoreMode	Different modes of search.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.metrics

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
ScoreMode	Different modes of search.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.support

Class	Description
IndexSearcher	Implements search over a single IndexReader.

Classes in org.apache.lucene.search used by org.elasticsearch.search.aggregations.support.values

Class	Description
DocIdSetIterator	This abstract class defines methods to iterate over a set of non-decreasing doc ids.
Scorable	Allows access to the score of a Query

Classes in org.apache.lucene.search used by org.elasticsearch.search.collapse

Class	Description
Sort	Encapsulates sort criteria for returned hits.

Classes in org.apache.lucene.search used by org.elasticsearch.search.dfs

Class	Description
CollectionStatistics	Contains statistics for a collection (field).
TermStatistics	Contains statistics for a specific term

Classes in org.apache.lucene.search used by org.elasticsearch.search.fetch

Class	Description
IndexSearcher	Implements search over a single IndexReader.
ScoreDoc	Holds one hit in TopDocs.

Classes in org.apache.lucene.search used by org.elasticsearch.search.fetch.subphase

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.elasticsearch.search.fetch.subphase.highlight

Class	Description
Query	The abstract base class for queries.

Classes in org.apache.lucene.search used by org.elasticsearch.search.internal

Class	Description
CollectionStatistics	Contains statistics for a collection (field).
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
FieldDoc	Expert: A ScoreDoc which also contains information about how to sort the referenced document.
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.
QueryCache	A cache for queries.
QueryCachingPolicy	A policy defining which filters should be cached.
ScoreDoc	Holds one hit in TopDocs.
ScoreMode	Different modes of search.
TermStatistics	Contains statistics for a specific term
TotalHits	Description of the total number of hits of a query.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.elasticsearch.search.profile.aggregation

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
LeafCollector	Collector decouples the score from the collected doc: the score computation is skipped entirely if it's not needed.
Scorable	Allows access to the score of a Query
ScoreMode	Different modes of search.

Classes in org.apache.lucene.search used by org.elasticsearch.search.profile.query

Class	Description
BulkScorer	This class is used to score a range of documents at once, and is returned by Weight.bulkScorer(org.apache.lucene.index.LeafReaderContext).
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
Explanation	Expert: Describes the score computation for document and query.
LeafCollector	Collector decouples the score from the collected doc: the score computation is skipped entirely if it's not needed.
Query	The abstract base class for queries.
ScoreMode	Different modes of search.
Scorer	Expert: Common scoring functionality for different types of queries.
ScorerSupplier	A supplier of Scorer.
SegmentCacheable	Interface defining whether or not an object can be cached against a LeafReader Objects that depend only on segment-immutable structures such as Points or postings lists can just return true from SegmentCacheable.isCacheable(LeafReaderContext) Objects that depend on doc values should return DocValues.isCacheable(LeafReaderContext, String...), which will check to see if the doc values fields have been updated.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.elasticsearch.search.query

Class	Description
Collector	Expert: Collectors are primarily meant to be used to gather raw results from a search, and implement sorting or custom result filtering, collation, etc.
FilterCollector	Collector delegator.
LeafCollector	Collector decouples the score from the collected doc: the score computation is skipped entirely if it's not needed.
TotalHits	Description of the total number of hits of a query.

Classes in org.apache.lucene.search used by org.elasticsearch.search.rescore

Class	Description
Explanation	Expert: Describes the score computation for document and query.
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.
TopDocs	Represents hits returned by IndexSearcher.search(Query,int).

Classes in org.apache.lucene.search used by org.elasticsearch.search.searchafter

Class	Description
FieldDoc	Expert: A ScoreDoc which also contains information about how to sort the referenced document.

Classes in org.apache.lucene.search used by org.elasticsearch.search.slice

Class	Description
IndexSearcher	Implements search over a single IndexReader.
Query	The abstract base class for queries.
ScoreMode	Different modes of search.
Weight	Expert: Calculate query weights and build query scorers.

Classes in org.apache.lucene.search used by org.elasticsearch.search.sort

Class	Description
Sort	Encapsulates sort criteria for returned hits.
SortField	Stores information about how to sort documents by terms in an individual field.

Classes in org.apache.lucene.search used by org.elasticsearch.search.suggest

Class	Description
IndexSearcher	Implements search over a single IndexReader.

Classes in org.apache.lucene.search used by org.elasticsearch.search.suggest.completion

Class	Description
IndexSearcher	Implements search over a single IndexReader.
ScoreDoc	Holds one hit in TopDocs.

Classes in org.apache.lucene.search used by org.elasticsearch.search.suggest.phrase

Class	Description
IndexSearcher	Implements search over a single IndexReader.

Classes in org.apache.lucene.search used by org.elasticsearch.search.suggest.term

Class	Description
IndexSearcher	Implements search over a single IndexReader.