# Uses of Class
org.apache.lucene.search.IndexSearcher

Packages that use IndexSearcher
Package
Description
org.apache.lucene.document
The logical representation of a `Document` for indexing and searching.
org.apache.lucene.index
Code to maintain and access indices.
org.apache.lucene.search
Code to search indices.
org.apache.lucene.search.knn
Classes related to vector search: knn and vector fields.

- ## Uses of IndexSearcher in org.apache.lucene.document

  Methods in org.apache.lucene.document with parameters of type IndexSearcher
  Modifier and Type
  Method
  Description
  `final Weight`
  RangeFieldQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  XYDocValuesPointInGeometryQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `static TopFieldDocs`
  LatLonPoint.`nearest(IndexSearcher searcher, String field, double latitude, double longitude, int n)`
  Finds the `n` nearest indexed points to the provided point, according to Haversine distance.

- ## Uses of IndexSearcher in org.apache.lucene.index

  Methods in org.apache.lucene.index with parameters of type IndexSearcher
  Modifier and Type
  Method
  Description
  `static TermStates`
  TermStates.`build(IndexSearcher indexSearcher, Term term, boolean needsStats)`
  Creates a `TermStates` from a top-level `IndexReaderContext` and the given `Term`.
  `static int`
  DocValuesSkipper.`globalDocCount(IndexSearcher searcher, String field)`
  Returns the total skipper document count for a field across all segments
  `static long`
  DocValuesSkipper.`globalMaxValue(IndexSearcher searcher, String field)`
  Returns the maximum value for a field across all segments, or `Long.MIN_VALUE` if not available
  `static long`
  DocValuesSkipper.`globalMinValue(IndexSearcher searcher, String field)`
  Returns the minimum value for a field across all segments, or `Long.MIN_VALUE` if not available

- ## Uses of IndexSearcher in org.apache.lucene.search

  Methods in org.apache.lucene.search that return IndexSearcher
  Modifier and Type
  Method
  Description
  `IndexSearcher`
  SearcherLifetimeManager.`acquire(long version)`
  Retrieve a previously recorded `IndexSearcher`, if it has not yet been closed
  `static IndexSearcher`
  SearcherManager.`getSearcher(SearcherFactory searcherFactory, IndexReader reader, IndexReader previousReader)`
  Expert: creates a searcher from the provided `IndexReader` using the provided `SearcherFactory`.
  `IndexSearcher`
  SearcherFactory.`newSearcher(IndexReader reader, IndexReader previousReader)`
  Returns a new IndexSearcher over the given reader.
  `protected IndexSearcher`
  SearcherManager.`refreshIfNeeded(IndexSearcher referenceToRefresh)`
  Methods in org.apache.lucene.search with parameters of type IndexSearcher
  Modifier and Type
  Method
  Description
  `Weight`
  BooleanQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  BoostQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  CombinedFieldQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  ConstantScoreQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  DisjunctionMaxQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  Create the Weight used to score us
  `Weight`
  FieldExistsQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  IndexOrDocValuesQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  IndexSortSortedNumericDocValuesRangeQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  IndriAndQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `abstract Weight`
  IndriQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  MatchAllDocsQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  MatchNoDocsQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  MultiPhraseQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  PhraseQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `final Weight`
  PointInSetQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `final Weight`
  PointRangeQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  Query.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  Expert: Constructs an appropriate Weight implementation for this query.
  `Weight`
  SynonymQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `Weight`
  TermQuery.`createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `protected void`
  SearcherManager.`decRef(IndexSearcher reference)`
  `boolean`
  SearcherLifetimeManager.PruneByAge.`doPrune(double ageSec, IndexSearcher searcher)`
  `boolean`
  SearcherLifetimeManager.Pruner.`doPrune(double ageSec, IndexSearcher searcher)`
  Return true if this searcher should be removed.
  `Explanation`
  DoubleValuesSourceRescorer.`explain(IndexSearcher searcher, Explanation firstPassExplanation, int docID)`
  `Explanation`
  QueryRescorer.`explain(IndexSearcher searcher, Explanation firstPassExplanation, int docID)`
  `abstract Explanation`
  Rescorer.`explain(IndexSearcher searcher, Explanation firstPassExplanation, int docID)`
  Explains how the score for the specified document was computed.
  `Explanation`
  SortRescorer.`explain(IndexSearcher searcher, Explanation firstPassExplanation, int docID)`
  `protected KnnCollectorManager`
  PatienceKnnVectorQuery.`getKnnCollectorManager(int k, IndexSearcher searcher)`
  `protected KnnCollectorManager`
  SeededKnnVectorQuery.`getKnnCollectorManager(int k, IndexSearcher searcher)`
  `protected int`
  SearcherManager.`getRefCount(IndexSearcher reference)`
  `protected abstract Similarity.SimScorer`
  PhraseWeight.`getStats(IndexSearcher searcher)`
  `static void`
  TopFieldCollector.`populateScores(ScoreDoc[] topDocs, IndexSearcher searcher, Query query)`
  Populate `scores` of the given `topDocs`.
  `long`
  SearcherLifetimeManager.`record(IndexSearcher searcher)`
  Records that you are now using this IndexSearcher.
  `protected IndexSearcher`
  SearcherManager.`refreshIfNeeded(IndexSearcher referenceToRefresh)`
  `void`
  SearcherLifetimeManager.`release(IndexSearcher s)`
  Release a searcher previously obtained from `SearcherLifetimeManager.acquire(long)`.
  `TopDocs`
  DoubleValuesSourceRescorer.`rescore(IndexSearcher searcher, TopDocs firstPassTopDocs, int topN)`
  `TopDocs`
  QueryRescorer.`rescore(IndexSearcher searcher, TopDocs firstPassTopDocs, int topN)`
  `static TopDocs`
  QueryRescorer.`rescore(IndexSearcher searcher, TopDocs topDocs, Query query, double weight, int topN)`
  Sugar API, calling {#rescore} using a simple linear combination of firstPassScore + weight * secondPassScore
  `abstract TopDocs`
  Rescorer.`rescore(IndexSearcher searcher, TopDocs firstPassTopDocs, int topN)`
  Rescore an initial first-pass `TopDocs`.
  `TopDocs`
  SortRescorer.`rescore(IndexSearcher searcher, TopDocs firstPassTopDocs, int topN)`
  `final Query`
  BlendedTermQuery.`rewrite(IndexSearcher indexSearcher)`
  `Query`
  BooleanQuery.`rewrite(IndexSearcher indexSearcher)`
  `Query`
  BoostQuery.`rewrite(IndexSearcher indexSearcher)`
  `Query`
  CombinedFieldQuery.`rewrite(IndexSearcher indexSearcher)`
  `Query`
  ConstantScoreQuery.`rewrite(IndexSearcher indexSearcher)`
  `Query`
  DisjunctionMaxQuery.`rewrite(IndexSearcher indexSearcher)`
  Optimize our representation and our subqueries representations
  `Query`
  DocValuesRewriteMethod.`rewrite(IndexSearcher indexSearcher, MultiTermQuery query)`
  `abstract DoubleValuesSource`
  DoubleValuesSource.`rewrite(IndexSearcher reader)`
  Return a DoubleValuesSource specialised for the given IndexSearcher
  `Query`
  FieldExistsQuery.`rewrite(IndexSearcher indexSearcher)`
  `DoubleValuesSource`
  FullPrecisionFloatVectorSimilarityValuesSource.`rewrite(IndexSearcher reader)`
  `Query`
  IndexOrDocValuesQuery.`rewrite(IndexSearcher indexSearcher)`
  `Query`
  IndexSortSortedNumericDocValuesRangeQuery.`rewrite(IndexSearcher indexSearcher)`
  `DoubleValuesSource`
  LateInteractionFloatValuesSource.`rewrite(IndexSearcher reader)`
  `LongValuesSource`
  LongValuesSource.ConstantLongValuesSource.`rewrite(IndexSearcher searcher)`
  `abstract LongValuesSource`
  LongValuesSource.`rewrite(IndexSearcher searcher)`
  Return a LongValuesSource specialised for the given IndexSearcher
  `Query`
  MultiPhraseQuery.`rewrite(IndexSearcher indexSearcher)`
  `final Query`
  MultiTermQuery.`rewrite(IndexSearcher indexSearcher)`
  To rewrite to a simpler form, instead return a simpler enum from `MultiTermQuery.getTermsEnum(Terms, AttributeSource)`.
  `abstract Query`
  MultiTermQuery.RewriteMethod.`rewrite(IndexSearcher indexSearcher, MultiTermQuery query)`
  `Query`
  NGramPhraseQuery.`rewrite(IndexSearcher indexSearcher)`
  `Query`
  PatienceKnnVectorQuery.`rewrite(IndexSearcher indexSearcher)`
  `Query`
  PhraseQuery.`rewrite(IndexSearcher indexSearcher)`
  `Query`
  PointRangeQuery.`rewrite(IndexSearcher searcher)`
  `Query`
  Query.`rewrite(IndexSearcher indexSearcher)`
  Expert: called to re-write queries into primitive queries.
  `Query`
  RescoreTopNQuery.`rewrite(IndexSearcher indexSearcher)`
  `final Query`
  ScoringRewrite.`rewrite(IndexSearcher indexSearcher, MultiTermQuery query)`
  `Query`
  SeededKnnVectorQuery.`rewrite(IndexSearcher indexSearcher)`
  `Sort`
  Sort.`rewrite(IndexSearcher searcher)`
  Rewrites the SortFields in this Sort, returning a new Sort if any of the fields changes during their rewriting.
  `SortField`
  SortField.`rewrite(IndexSearcher searcher)`
  Rewrites this SortField, returning a new SortField if a change is made.
  `Query`
  SynonymQuery.`rewrite(IndexSearcher indexSearcher)`
  `final Query`
  TopTermsRewrite.`rewrite(IndexSearcher indexSearcher, MultiTermQuery query)`
  `protected boolean`
  SearcherManager.`tryIncRef(IndexSearcher reference)`
  Constructors in org.apache.lucene.search with parameters of type IndexSearcher
  Modifier
  Constructor
  Description
  ``
  `DisjunctionMaxWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  Construct the Weight for this Query searched by searcher.
  ``
  `IndriAndWeight(IndriAndQuery query, IndexSearcher searcher, ScoreMode scoreMode, float boost)`
  `protected`
  `PhraseWeight(Query query, String field, IndexSearcher searcher, ScoreMode scoreMode)`
  Expert: Creates PhraseWeight instance

- ## Uses of IndexSearcher in org.apache.lucene.search.knn

  Constructors in org.apache.lucene.search.knn with parameters of type IndexSearcher
  Modifier
  Constructor
  Description
  ``
  `TopKnnCollectorManager(int k, IndexSearcher indexSearcher)`