Uses of Class
org.apache.lucene.index.CodecReader

Packages that use CodecReader

Package	Description
org.apache.lucene.index	Code to maintain and access indices.

Uses of CodecReader in org.apache.lucene.index

Subclasses of CodecReader in org.apache.lucene.index

Modifier and Type	Class	Description
class	FilterCodecReader	A FilterCodecReader contains another CodecReader, which it uses as its basic source of data, possibly transforming the data along the way or providing additional functionality.
private static class	MultiPassIndexSplitter.FakeDeleteLeafIndexReader
private static class	PKIndexSplitter.DocumentFilteredLeafIndexReader
class	SegmentReader	IndexReader implementation over a single segment.
(package private) static class	SoftDeletesDirectoryReaderWrapper.SoftDeletesFilterCodecReader
class	SortingCodecReader	An CodecReader which supports sorting documents by a given Sort.

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

Modifier and Type	Field	Description
protected CodecReader	FilterCodecReader.in	The underlying CodecReader instance.
(package private) CodecReader	MergeReaderWrapper.in

Methods in org.apache.lucene.index that return CodecReader

Modifier and Type	Method	Description
(package private) static CodecReader	SoftDeletesRetentionMergePolicy.applyRetentionQuery(java.lang.String softDeleteField, Query retentionQuery, CodecReader reader)
CodecReader	FilterCodecReader.getDelegate()	Returns the wrapped CodecReader.
private CodecReader	ReadersAndUpdates.getLatestReader()
static CodecReader	FilterCodecReader.unwrap(CodecReader reader)	Get the wrapped instance by reader as long as this reader is an instance of FilterCodecReader.
static CodecReader	SlowCodecReaderWrapper.wrap(LeafReader reader)	Returns a CodecReader view of reader.
(package private) static CodecReader	SortingCodecReader.wrap(CodecReader reader, Sorter.DocMap docMap, Sort sort)	Expert: same as SortingCodecReader.wrap(org.apache.lucene.index.CodecReader, Sort) but operates directly on a Sorter.DocMap.
static CodecReader	SortingCodecReader.wrap(CodecReader reader, Sort sort)	Return a sorted view of reader according to the order defined by sort.
CodecReader	MergePolicy.OneMerge.wrapForMerge(CodecReader reader)	Wrap the reader in order to add/remove information to the merged segment.

Methods in org.apache.lucene.index that return types with arguments of type CodecReader

Modifier and Type	Method	Description
private java.util.List<CodecReader>	MergeState.maybeSortReaders(java.util.List<CodecReader> originalReaders, SegmentInfo segmentInfo)

Methods in org.apache.lucene.index with parameters of type CodecReader

Modifier and Type	Method	Description
long	IndexWriter.addIndexes(CodecReader... readers)	Merges the provided indexes into this index.
(package private) static CodecReader	SoftDeletesRetentionMergePolicy.applyRetentionQuery(java.lang.String softDeleteField, Query retentionQuery, CodecReader reader)
private boolean	IndexWriter.assertSoftDeletesCount(CodecReader reader, int expectedCount)
private void	IndexWriter.countSoftDeletes(CodecReader reader, Bits wrappedLiveDocs, Bits hardLiveDocs, Counter softDeleteCounter, Counter hardDeleteCounter)
private static Scorer	SoftDeletesRetentionMergePolicy.getScorer(Query query, CodecReader reader)
(package private) boolean	PendingDeletes.needsRefresh(CodecReader reader)	Returns true if the given reader needs to be refreshed in order to see the latest deletes
(package private) void	PendingDeletes.onNewReader(CodecReader reader, SegmentCommitInfo info)	Called once a new reader is opened for this segment ie.
(package private) void	PendingSoftDeletes.onNewReader(CodecReader reader, SegmentCommitInfo info)
static CheckIndex.Status.DocValuesStatus	CheckIndex.testDocValues(CodecReader reader, java.io.PrintStream infoStream, boolean failFast)	Test docvalues.
static CheckIndex.Status.FieldInfoStatus	CheckIndex.testFieldInfos(CodecReader reader, java.io.PrintStream infoStream, boolean failFast)	Test field infos.
static CheckIndex.Status.FieldNormStatus	CheckIndex.testFieldNorms(CodecReader reader, java.io.PrintStream infoStream, boolean failFast)	Test field norms.
static CheckIndex.Status.LiveDocStatus	CheckIndex.testLiveDocs(CodecReader reader, java.io.PrintStream infoStream, boolean failFast)	Test live docs.
static CheckIndex.Status.PointsStatus	CheckIndex.testPoints(CodecReader reader, java.io.PrintStream infoStream, boolean failFast)	Test the points index
static CheckIndex.Status.TermIndexStatus	CheckIndex.testPostings(CodecReader reader, java.io.PrintStream infoStream)	Test the term index.
static CheckIndex.Status.TermIndexStatus	CheckIndex.testPostings(CodecReader reader, java.io.PrintStream infoStream, boolean verbose, boolean doSlowChecks, boolean failFast)	Test the term index.
static CheckIndex.Status.IndexSortStatus	CheckIndex.testSort(CodecReader reader, Sort sort, java.io.PrintStream infoStream, boolean failFast)	Tests index sort order.
static CheckIndex.Status.StoredFieldStatus	CheckIndex.testStoredFields(CodecReader reader, java.io.PrintStream infoStream, boolean failFast)	Test stored fields.
static CheckIndex.Status.TermVectorStatus	CheckIndex.testTermVectors(CodecReader reader, java.io.PrintStream infoStream)	Test term vectors.
static CheckIndex.Status.TermVectorStatus	CheckIndex.testTermVectors(CodecReader reader, java.io.PrintStream infoStream, boolean verbose, boolean doSlowChecks, boolean failFast)	Test term vectors.
static CodecReader	FilterCodecReader.unwrap(CodecReader reader)	Get the wrapped instance by reader as long as this reader is an instance of FilterCodecReader.
private void	IndexWriter.validateMergeReader(CodecReader leaf)
(package private) boolean	PendingDeletes.verifyDocCounts(CodecReader reader)
(package private) static CodecReader	SortingCodecReader.wrap(CodecReader reader, Sorter.DocMap docMap, Sort sort)	Expert: same as SortingCodecReader.wrap(org.apache.lucene.index.CodecReader, Sort) but operates directly on a Sorter.DocMap.
static CodecReader	SortingCodecReader.wrap(CodecReader reader, Sort sort)	Return a sorted view of reader according to the order defined by sort.
CodecReader	MergePolicy.OneMerge.wrapForMerge(CodecReader reader)	Wrap the reader in order to add/remove information to the merged segment.
(package private) static FilterCodecReader	FilterCodecReader.wrapLiveDocs(CodecReader reader, Bits liveDocs, int numDocs)	Returns a filtered codec reader with the given live docs and numDocs.

Method parameters in org.apache.lucene.index with type arguments of type CodecReader

Modifier and Type	Method	Description
private MergeState.DocMap[]	MergeState.buildDeletionDocMaps(java.util.List<CodecReader> readers)
private MergeState.DocMap[]	MergeState.buildDocMaps(java.util.List<CodecReader> readers, Sort indexSort)
private void	PendingSoftDeletes.ensureInitialized(IOSupplier<CodecReader> readerIOSupplier)
(package private) boolean	PendingDeletes.isFullyDeleted(IOSupplier<CodecReader> readerIOSupplier)	Returns true iff the segment represented by this PendingDeletes is fully deleted
(package private) boolean	PendingSoftDeletes.isFullyDeleted(IOSupplier<CodecReader> readerIOSupplier)
boolean	FilterMergePolicy.keepFullyDeletedSegment(IOSupplier<CodecReader> readerIOSupplier)
boolean	MergePolicy.keepFullyDeletedSegment(IOSupplier<CodecReader> readerIOSupplier)	Returns true if the segment represented by the given CodecReader should be keep even if it's fully deleted.
boolean	NoMergePolicy.keepFullyDeletedSegment(IOSupplier<CodecReader> readerIOSupplier)
boolean	SoftDeletesRetentionMergePolicy.keepFullyDeletedSegment(IOSupplier<CodecReader> readerIOSupplier)
private java.util.List<CodecReader>	MergeState.maybeSortReaders(java.util.List<CodecReader> originalReaders, SegmentInfo segmentInfo)
int	FilterMergePolicy.numDeletesToMerge(SegmentCommitInfo info, int delCount, IOSupplier<CodecReader> readerSupplier)
int	MergePolicy.numDeletesToMerge(SegmentCommitInfo info, int delCount, IOSupplier<CodecReader> readerSupplier)	Returns the number of deletes that a merge would claim on the given segment.
int	NoMergePolicy.numDeletesToMerge(SegmentCommitInfo info, int delCount, IOSupplier<CodecReader> readerSupplier)
(package private) int	PendingDeletes.numDeletesToMerge(MergePolicy policy, IOSupplier<CodecReader> readerIOSupplier)
(package private) int	PendingSoftDeletes.numDeletesToMerge(MergePolicy policy, IOSupplier<CodecReader> readerIOSupplier)
int	SoftDeletesRetentionMergePolicy.numDeletesToMerge(SegmentCommitInfo info, int delCount, IOSupplier<CodecReader> readerSupplier)
(package private) static MergeState.DocMap[]	MultiSorter.sort(Sort sort, java.util.List<CodecReader> readers)	Does a merge sort of the leaves of the incoming reader, returning MergeState.DocMap to map each leaf's documents into the merged segment.

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

Constructor	Description
FakeDeleteLeafIndexReader(CodecReader reader)
FilterCodecReader(CodecReader in)	Creates a new FilterCodecReader.
MergeReaderWrapper(CodecReader in)
SoftDeletesFilterCodecReader(CodecReader reader, FixedBitSet bits, int numDocs)
SortingCodecReader(CodecReader in, Sorter.DocMap docMap, LeafMetaData metaData)

Constructor parameters in org.apache.lucene.index with type arguments of type CodecReader

Constructor	Description
MergeState(java.util.List<CodecReader> originalReaders, SegmentInfo segmentInfo, InfoStream infoStream)	Sole constructor.
SegmentMerger(java.util.List<CodecReader> readers, SegmentInfo segmentInfo, InfoStream infoStream, Directory dir, FieldInfos.FieldNumbers fieldNumbers, IOContext context)