Uses of Class
org.apache.lucene.util.BitSet

Packages that use BitSet

Package	Description
org.apache.lucene.index	Code to maintain and access indices.
org.apache.lucene.misc.index	Misc index tools and index support.
org.apache.lucene.search	Code to search indices.
org.apache.lucene.search.join	Support for index-time and query-time joins.
org.apache.lucene.util	Some utility classes.
org.apache.lucene.util.hnsw	Navigable Small-World graph, nominally Hierarchical but currently only has a single layer.

Uses of BitSet in org.apache.lucene.index

Fields in org.apache.lucene.index declared as BitSet

Modifier and Type	Field	Description
private final BitSet	DocValuesFieldUpdates.SingleValueDocValuesFieldUpdates.bitSet
private final BitSet	NumericDocValuesWriter.NumericDVs.docsWithField
private BitSet	DocValuesFieldUpdates.SingleValueDocValuesFieldUpdates.hasNoValue

Constructors in org.apache.lucene.index with parameters of type BitSet

Modifier	Constructor	Description
(package private)	NumericDVs(long[] values, BitSet docsWithField)

Uses of BitSet in org.apache.lucene.misc.index

Fields in org.apache.lucene.misc.index declared as BitSet

Modifier and Type	Field	Description
(package private) BitSet	IndexRearranger.DocSelectorFilteredCodecReader.filteredLiveDocs
private final BitSet	BPIndexReorderer.IndexReorderingTask.parents

Methods in org.apache.lucene.misc.index that return BitSet

Modifier and Type	Method	Description
BitSet	BinaryDocValueSelector.getFilteredLiveDocs(CodecReader reader)
BitSet	IndexRearranger.DocumentSelector.getFilteredLiveDocs(CodecReader reader)

Methods in org.apache.lucene.misc.index with parameters of type BitSet

Modifier and Type	Method	Description
private boolean	BPIndexReorderer.IndexReorderingTask.shuffle(BPIndexReorderer.ForwardIndex forwardIndex, IntsRef docIDs, int midPoint, int[] leftDocFreqs, int[] rightDocFreqs, float[] biases, BitSet parents, int iter)	Shuffle doc IDs across both partitions so that each partition has lower gaps between consecutive postings.

Constructors in org.apache.lucene.misc.index with parameters of type BitSet

Modifier	Constructor	Description
(package private)	IndexReorderingTask(IntsRef docIDs, float[] biases, CloseableThreadLocal<BPIndexReorderer.PerThreadState> threadLocal, BitSet parents, int depth)

Uses of BitSet in org.apache.lucene.search

Fields in org.apache.lucene.search declared as BitSet

Modifier and Type	Field	Description
private final BitSet[]	ConjunctionDISI.BitSetConjunctionDISI.bitSets

Methods in org.apache.lucene.search that return BitSet

Modifier and Type	Method	Description
private BitSet	AbstractKnnVectorQuery.createBitSet(DocIdSetIterator iterator, Bits liveDocs, int maxDoc)

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

Fields in org.apache.lucene.search.join declared as BitSet

Modifier and Type	Field	Description
private final BitSet	ToChildBlockJoinQuery.ToChildBlockJoinScorer.parentBits
private final BitSet	ToParentBlockJoinQuery.BlockJoinScorer.parentBits
private final BitSet	ToParentBlockJoinQuery.ParentApproximation.parentBits
private final BitSet	DiversifyingChildrenFloatKnnVectorQuery.DiversifyingChildrenVectorScorer.parentBitSet
private final BitSet	DiversifyingNearestChildrenKnnCollector.parentBitSet
private final BitSet	ToParentDocValues.parents

Methods in org.apache.lucene.search.join that return BitSet

Modifier and Type	Method	Description
BitSet	BitSetProducer.getBitSet(LeafReaderContext context)	Produce a BitSet matching the expected documents on the given segment.
BitSet	QueryBitSetProducer.getBitSet(LeafReaderContext context)

Methods in org.apache.lucene.search.join with parameters of type BitSet

Modifier and Type	Method	Description
protected static BitSetIterator	BlockJoinSelector.toIter(BitSet children)	creates an iterator for the given bitset
static NumericDocValues	BlockJoinSelector.wrap(NumericDocValues values, BlockJoinSelector.Type selection, BitSet parents, DocIdSetIterator children)	Wraps the provided NumericDocValues, iterating over only child documents, in order to only select one value per parent among its children using the configured selection type.
static NumericDocValues	BlockJoinSelector.wrap(NumericDocValues values, BlockJoinSelector.Type selection, BitSet parents, BitSet children)	Deprecated.
static SortedDocValues	BlockJoinSelector.wrap(SortedDocValues values, BlockJoinSelector.Type selection, BitSet parents, DocIdSetIterator children)	Wraps the provided SortedDocValues in order to only select one value per parent among its children using the configured selection type.
static SortedDocValues	BlockJoinSelector.wrap(SortedDocValues values, BlockJoinSelector.Type selection, BitSet parents, BitSet children)	Deprecated.
static NumericDocValues	BlockJoinSelector.wrap(SortedNumericDocValues sortedNumerics, BlockJoinSelector.Type selection, BitSet parents, DocIdSetIterator children)	Wraps the provided SortedNumericDocValues in order to only select one value per parent among its children using the configured selection type.
static NumericDocValues	BlockJoinSelector.wrap(SortedNumericDocValues sortedNumerics, BlockJoinSelector.Type selection, BitSet parents, BitSet children)	Deprecated.
static SortedDocValues	BlockJoinSelector.wrap(SortedSetDocValues sortedSet, BlockJoinSelector.Type selection, BitSet parents, DocIdSetIterator children)	Wraps the provided SortedSetDocValues in order to only select one value per parent among its children using the configured selection type.
static Bits	BlockJoinSelector.wrap(Bits docsWithValue, BitSet parents, BitSet children)	Return a Bits instance that returns true if, and only if, any of the children of the given parent document has a value.
(package private) static NumericDocValues	ToParentDocValues.wrap(NumericDocValues values, BlockJoinSelector.Type selection, BitSet parents2, DocIdSetIterator children)
(package private) static SortedDocValues	ToParentDocValues.wrap(SortedDocValues values, BlockJoinSelector.Type selection, BitSet parents2, DocIdSetIterator children)

Constructors in org.apache.lucene.search.join with parameters of type BitSet

Modifier	Constructor	Description
	BlockJoinScorer(Weight weight, Scorer childScorer, BitSet parentBits, ScoreMode scoreMode)
protected	DiversifyingChildrenVectorScorer(DocIdSetIterator acceptedChildrenIterator, BitSet parentBitSet, VectorScorer vectorScorer)
	DiversifyingNearestChildrenKnnCollector(int k, int visitLimit, BitSet parentBitSet)	Create a new object for joining nearest child kNN documents with a parent bitset
private	NumDV(NumericDocValues values, BlockJoinSelector.Type selection, BitSet parents, DocIdSetIterator children)
(package private)	ParentApproximation(DocIdSetIterator childApproximation, BitSet parentBits)
private	SortedDVs(SortedDocValues values, BlockJoinSelector.Type selection, BitSet parents, DocIdSetIterator children)
	ToChildBlockJoinScorer(Weight weight, Scorer parentScorer, BitSet parentBits, boolean doScores)
private	ToParentDocValues(DocIdSetIterator values, BitSet parents, DocIdSetIterator children, ToParentDocValues.Accumulator collect)

Uses of BitSet in org.apache.lucene.util

Subclasses of BitSet in org.apache.lucene.util

Modifier and Type	Class	Description
final class	FixedBitSet	BitSet of fixed length (numBits), backed by accessible (FixedBitSet.getBits()) long[], accessed with an int index, implementing Bits and DocIdSet.
class	SparseFixedBitSet	A bit set that only stores longs that have at least one bit which is set.

Fields in org.apache.lucene.util declared as BitSet

Modifier and Type	Field	Description
private final BitSet	BitSetIterator.bits
private final BitSet	BitDocIdSet.set

Methods in org.apache.lucene.util with type parameters of type BitSet

Modifier and Type	Method	Description
private static <T extends BitSet> T	BitSetIterator.getBitSet(DocIdSetIterator iterator, Class<? extends T> clazz)

Methods in org.apache.lucene.util that return BitSet

Modifier and Type	Method	Description
BitSet	BitDocIdSet.bits()
BitSet	BitSetIterator.getBitSet()	Return the wrapped BitSet.
static BitSet	BitSet.of(DocIdSetIterator it, int maxDoc)	Build a BitSet from the content of the provided DocIdSetIterator.

Constructors in org.apache.lucene.util with parameters of type BitSet

Modifier	Constructor	Description
	BitDocIdSet(BitSet set)	Same as BitDocIdSet(BitSet, long) but uses the set's approximate cardinality as a cost.
	BitDocIdSet(BitSet set, long cost)	Wrap the given BitSet as a DocIdSet.
	BitSetIterator(BitSet bits, long cost)	Sole constructor.

Uses of BitSet in org.apache.lucene.util.hnsw

Fields in org.apache.lucene.util.hnsw declared as BitSet

Modifier and Type	Field	Description
private final BitSet	HnswConcurrentMergeBuilder.ConcurrentMergeWorker.initializedNodes
private final BitSet	InitializedHnswGraphBuilder.initializedNodes
private BitSet	HnswGraphSearcher.visited

Methods in org.apache.lucene.util.hnsw with parameters of type BitSet

Modifier and Type	Method	Description
static InitializedHnswGraphBuilder	InitializedHnswGraphBuilder.fromGraph(RandomVectorScorerSupplier scorerSupplier, int M, int beamWidth, long seed, HnswGraph initializerGraph, int[] newOrdMap, BitSet initializedNodes, int totalNumberOfVectors)	Create a new HnswGraphBuilder that is initialized with the provided HnswGraph.
protected final int[]	IncrementalHnswGraphMerger.getNewOrdMapping(DocIdSetIterator mergedVectorIterator, BitSet initializedNodes)	Creates a new mapping from old ordinals to new ordinals and returns the total number of vectors in the newly merged segment.

Constructors in org.apache.lucene.util.hnsw with parameters of type BitSet

Modifier	Constructor	Description
private	ConcurrentMergeWorker(RandomVectorScorerSupplier scorerSupplier, int M, int beamWidth, long seed, OnHeapHnswGraph hnsw, BitSet initializedNodes, AtomicInteger workProgress)
	HnswConcurrentMergeBuilder(TaskExecutor taskExecutor, int numWorker, RandomVectorScorerSupplier scorerSupplier, int M, int beamWidth, OnHeapHnswGraph hnsw, BitSet initializedNodes)
	HnswGraphSearcher(NeighborQueue candidates, BitSet visited)	Creates a new graph searcher.
	InitializedHnswGraphBuilder(RandomVectorScorerSupplier scorerSupplier, int M, int beamWidth, long seed, OnHeapHnswGraph initializedGraph, BitSet initializedNodes)
private	MergeSearcher(NeighborQueue candidates, BitSet visited)
private	OnHeapHnswGraphSearcher(NeighborQueue candidates, BitSet visited)