Uses of Package
org.apache.lucene.store

Packages that use org.apache.lucene.store

Package	Description
org.apache.lucene.analysis.hunspell	Stemming TokenFilter using a Java implementation of the Hunspell stemming algorithm.
org.apache.lucene.analysis.synonym	Analysis components for Synonyms.
org.apache.lucene.classification.utils	Utilities for evaluation, data preparation, etc.
org.apache.lucene.codecs	Codecs API: API for customization of the encoding and structure of the index.
org.apache.lucene.codecs.blockterms	Pluggable term index / block terms dictionary implementations.
org.apache.lucene.codecs.blocktree	BlockTree terms dictionary.
org.apache.lucene.codecs.blocktreeords	Same postings format as Lucene50, except the terms dictionary also supports ords, i.e.
org.apache.lucene.codecs.bloom	Codec PostingsFormat for fast access to low-frequency terms such as primary key fields.
org.apache.lucene.codecs.compressing	StoredFieldsFormat that allows cross-document and cross-field compression of stored fields.
org.apache.lucene.codecs.idversion	A primary-key postings format that associates a version (long) with each term and can provide fail-fast lookups by ID and version.
org.apache.lucene.codecs.lucene50	Components from the Lucene 5.0 index format See org.apache.lucene.codecs.lucene80 for an overview of the index format.
org.apache.lucene.codecs.lucene60	Components from the Lucene 6.0 index format.
org.apache.lucene.codecs.lucene70	Components from the Lucene 7.0 index format.
org.apache.lucene.codecs.lucene80	Components from the Lucene 8.0 index format See org.apache.lucene.codecs.lucene84 for an overview of the index format.
org.apache.lucene.codecs.lucene84	Components from the Lucene 8.4 index format.
org.apache.lucene.codecs.lucene86	Lucene 8.6 file format.
org.apache.lucene.codecs.lucene87	Lucene 8.7 file format.
org.apache.lucene.codecs.memory	Term dictionary, DocValues or Postings formats that are read entirely into memory.
org.apache.lucene.codecs.simpletext	Simpletext Codec: writes human readable postings.
org.apache.lucene.codecs.uniformsplit	Pluggable term index / block terms dictionary implementations.
org.apache.lucene.codecs.uniformsplit.sharedterms	Pluggable term index / block terms dictionary implementations.
org.apache.lucene.index	Code to maintain and access indices.
org.apache.lucene.misc	Miscellaneous index tools.
org.apache.lucene.monitor	Monitoring framework
org.apache.lucene.search	Code to search indices.
org.apache.lucene.search.spell	Suggest alternate spellings for words.
org.apache.lucene.search.suggest	Support for Autocomplete/Autosuggest
org.apache.lucene.search.suggest.analyzing	Analyzer based autosuggest.
org.apache.lucene.search.suggest.document	Support for document suggestion
org.apache.lucene.search.suggest.fst	Finite-state based autosuggest.
org.apache.lucene.search.suggest.jaspell	JaSpell-based autosuggest.
org.apache.lucene.search.suggest.tst	Ternary Search Tree based autosuggest.
org.apache.lucene.store	Binary i/o API, used for all index data.
org.apache.lucene.util	Some utility classes.
org.apache.lucene.util.bkd	Block KD-tree, implementing the generic spatial data structure described in this paper.
org.apache.lucene.util.compress	Compression utilities.
org.apache.lucene.util.fst	Finite state transducers
org.apache.lucene.util.packed	Packed integer arrays and streams.

Classes in org.apache.lucene.store used by org.apache.lucene.analysis.hunspell

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
Directory	A Directory provides an abstraction layer for storing a list of files.

Classes in org.apache.lucene.store used by org.apache.lucene.analysis.synonym

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.

Classes in org.apache.lucene.store used by org.apache.lucene.classification.utils

Class	Description
Directory	A Directory provides an abstraction layer for storing a list of files.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs

Class	Description
ChecksumIndexInput	Extension of IndexInput, computing checksum as it goes.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
IOContext	IOContext holds additional details on the merge/search context.
Lock	An interprocess mutex lock.
RAMOutputStream	Deprecated. This class uses inefficient synchronization and is discouraged in favor of MMapDirectory.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.blockterms

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
RAMOutputStream	Deprecated. This class uses inefficient synchronization and is discouraged in favor of MMapDirectory.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.blocktree

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
ByteBuffersDataOutput	A DataOutput storing data in a list of ByteBuffers.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
RAMOutputStream	Deprecated. This class uses inefficient synchronization and is discouraged in favor of MMapDirectory.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.blocktreeords

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
RAMOutputStream	Deprecated. This class uses inefficient synchronization and is discouraged in favor of MMapDirectory.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.bloom

Class	Description
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
IndexOutput	A DataOutput for appending data to a file in a Directory.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.compressing

Class	Description
AlreadyClosedException	This exception is thrown when there is an attempt to access something that has already been closed.
ByteArrayDataInput	DataInput backed by a byte array.
ByteBuffersDataOutput	A DataOutput storing data in a list of ByteBuffers.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.
GrowableByteArrayDataOutput	A DataOutput that can be used to build a byte[].
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
IOContext	IOContext holds additional details on the merge/search context.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.idversion

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
RAMOutputStream	Deprecated. This class uses inefficient synchronization and is discouraged in favor of MMapDirectory.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.lucene50

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
IOContext	IOContext holds additional details on the merge/search context.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.lucene60

Class	Description
Directory	A Directory provides an abstraction layer for storing a list of files.
IndexInput	Abstract base class for input from a file in a Directory.
IOContext	IOContext holds additional details on the merge/search context.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.lucene70

Class	Description
ChecksumIndexInput	Extension of IndexInput, computing checksum as it goes.
Directory	A Directory provides an abstraction layer for storing a list of files.
GrowableByteArrayDataOutput	A DataOutput that can be used to build a byte[].
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
IOContext	IOContext holds additional details on the merge/search context.
RandomAccessInput	Random Access Index API.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.lucene80

Class	Description
ByteBuffersDataOutput	A DataOutput storing data in a list of ByteBuffers.
ChecksumIndexInput	Extension of IndexInput, computing checksum as it goes.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
RandomAccessInput	Random Access Index API.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.lucene84

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
ByteBuffersDataOutput	A DataOutput storing data in a list of ByteBuffers.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.lucene86

Class	Description
Directory	A Directory provides an abstraction layer for storing a list of files.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
IOContext	IOContext holds additional details on the merge/search context.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.lucene87

Class	Description
ByteBuffersDataOutput	A DataOutput storing data in a list of ByteBuffers.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.
IOContext	IOContext holds additional details on the merge/search context.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.memory

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
RAMOutputStream	Deprecated. This class uses inefficient synchronization and is discouraged in favor of MMapDirectory.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.simpletext

Class	Description
ChecksumIndexInput	Extension of IndexInput, computing checksum as it goes.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
IOContext	IOContext holds additional details on the merge/search context.
TrackingDirectoryWrapper	A delegating Directory that records which files were written to and deleted.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.uniformsplit

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
ByteBuffersDataOutput	A DataOutput storing data in a list of ByteBuffers.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.

Classes in org.apache.lucene.store used by org.apache.lucene.codecs.uniformsplit.sharedterms

Class	Description
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.

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

Class	Description
AlreadyClosedException	This exception is thrown when there is an attempt to access something that has already been closed.
ByteBuffersDataInput	A DataInput implementing RandomAccessInput and reading data from a list of ByteBuffers.
ByteBuffersDataOutput	A DataOutput storing data in a list of ByteBuffers.
ChecksumIndexInput	Extension of IndexInput, computing checksum as it goes.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.
FilterDirectory	Directory implementation that delegates calls to another directory.
FSDirectory	Base class for Directory implementations that store index files in the file system.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
IOContext	IOContext holds additional details on the merge/search context.
Lock	An interprocess mutex lock.
MergeInfo	A MergeInfo provides information required for a MERGE context.
RAMFile	Deprecated. This class uses inefficient synchronization and is discouraged in favor of MMapDirectory.
RAMOutputStream	Deprecated. This class uses inefficient synchronization and is discouraged in favor of MMapDirectory.
RateLimiter	Abstract base class to rate limit IO.
TrackingDirectoryWrapper	A delegating Directory that records which files were written to and deleted.

Classes in org.apache.lucene.store used by org.apache.lucene.misc

Class	Description
Directory	A Directory provides an abstraction layer for storing a list of files.

Classes in org.apache.lucene.store used by org.apache.lucene.monitor

Class	Description
Directory	A Directory provides an abstraction layer for storing a list of files.

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

Class	Description
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.

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

Class	Description
Directory	A Directory provides an abstraction layer for storing a list of files.

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

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
ByteArrayDataOutput	DataOutput backed by a byte array.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.
IndexOutput	A DataOutput for appending data to a file in a Directory.

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

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.

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

Class	Description
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.

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

Class	Description
ByteArrayDataInput	DataInput backed by a byte array.
ByteArrayDataOutput	DataOutput backed by a byte array.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.
IndexOutput	A DataOutput for appending data to a file in a Directory.

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

Class	Description
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.

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

Class	Description
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.

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

Class	Description
AlreadyClosedException	This exception is thrown when there is an attempt to access something that has already been closed.
BaseDirectory	Base implementation for a concrete Directory that uses a LockFactory for locking.
BufferedIndexInput	Base implementation class for buffered IndexInput.
BufferedIndexInput.SlicedIndexInput	Implementation of an IndexInput that reads from a portion of a file.
ByteBufferGuard	A guard that is created for every ByteBufferIndexInput that tries on best effort to reject any access to the ByteBuffer behind, once it is unmapped.
ByteBufferGuard.BufferCleaner	Pass in an implementation of this interface to cleanup ByteBuffers.
ByteBufferIndexInput	Base IndexInput implementation that uses an array of ByteBuffers to represent a file.
ByteBuffersDataInput	A DataInput implementing RandomAccessInput and reading data from a list of ByteBuffers.
ByteBuffersDataOutput	A DataOutput storing data in a list of ByteBuffers.
ByteBuffersDirectory.FileEntry
ByteBuffersIndexInput	An IndexInput implementing RandomAccessInput and backed by a ByteBuffersDataInput.
ChecksumIndexInput	Extension of IndexInput, computing checksum as it goes.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.
FilterDirectory	Directory implementation that delegates calls to another directory.
FlushInfo	A FlushInfo provides information required for a FLUSH context.
FSDirectory	Base class for Directory implementations that store index files in the file system.
FSLockFactory	Base class for file system based locking implementation.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
IOContext	IOContext holds additional details on the merge/search context.
IOContext.Context	Context is a enumerator which specifies the context in which the Directory is being used for.
Lock	An interprocess mutex lock.
LockFactory	Base class for Locking implementation.
MergeInfo	A MergeInfo provides information required for a MERGE context.
NativeFSLockFactory	Implements LockFactory using native OS file locks.
NativeUnixDirectory.NativeUnixIndexInput
NIOFSDirectory.NIOFSIndexInput	Reads bytes with FileChannel.read(ByteBuffer, long)
NoLockFactory	Use this LockFactory to disable locking entirely.
NoLockFactory.NoLock
OutputStreamIndexOutput	Implementation class for buffered IndexOutput that writes to an OutputStream.
RAFDirectory.RAFIndexInput	Reads bytes with RandomAccessFile.seek(long) followed by RandomAccessFile.read(byte[], int, int).
RAMDirectory	Deprecated. This class uses inefficient synchronization and is discouraged in favor of MMapDirectory.
RAMFile	Deprecated. This class uses inefficient synchronization and is discouraged in favor of MMapDirectory.
RandomAccessInput	Random Access Index API.
RateLimiter	Abstract base class to rate limit IO.
SimpleFSDirectory.SimpleFSIndexInput	Deprecated. Reads bytes with SeekableByteChannel.read(ByteBuffer)
SimpleFSLockFactory	Implements LockFactory using Files.createFile(java.nio.file.Path, java.nio.file.attribute.FileAttribute<?>...).
WindowsDirectory.WindowsIndexInput

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

Class	Description
ChecksumIndexInput	Extension of IndexInput, computing checksum as it goes.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.
FSDirectory	Base class for Directory implementations that store index files in the file system.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
LockFactory	Base class for Locking implementation.

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

Class	Description
ByteBuffersDataOutput	A DataOutput storing data in a list of ByteBuffers.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
Directory	A Directory provides an abstraction layer for storing a list of files.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
TrackingDirectoryWrapper	A delegating Directory that records which files were written to and deleted.

Classes in org.apache.lucene.store used by org.apache.lucene.util.compress

Class	Description
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.

Classes in org.apache.lucene.store used by org.apache.lucene.util.fst

Class	Description
ByteArrayDataOutput	DataOutput backed by a byte array.
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
IndexInput	Abstract base class for input from a file in a Directory.
RandomAccessInput	Random Access Index API.

Classes in org.apache.lucene.store used by org.apache.lucene.util.packed

Class	Description
DataInput	Abstract base class for performing read operations of Lucene's low-level data types.
DataOutput	Abstract base class for performing write operations of Lucene's low-level data types.
IndexInput	Abstract base class for input from a file in a Directory.
IndexOutput	A DataOutput for appending data to a file in a Directory.
RandomAccessInput	Random Access Index API.