Uses of Class
org.apache.lucene.store.DataInput

Packages that use DataInput

Package	Description
org.apache.lucene.codecs	Codecs API: API for customization of the encoding and structure of the index.
org.apache.lucene.codecs.compressing	StoredFieldsFormat that allows cross-document and cross-field compression of stored fields.
org.apache.lucene.codecs.lucene40	Lucene 4.0 file format.
org.apache.lucene.codecs.lucene41	Lucene 4.1 file format.
org.apache.lucene.index	Code to maintain and access indices.
org.apache.lucene.store	Binary i/o API, used for all index data.
org.apache.lucene.util	Some utility classes.
org.apache.lucene.util.fst	Finite state transducers
org.apache.lucene.util.packed	Packed integer arrays and streams.

Uses of DataInput in org.apache.lucene.codecs

Methods in org.apache.lucene.codecs with parameters of type DataInput

Modifier and Type	Method	Description
void	TermVectorsWriter.addProx(int numProx, DataInput positions, DataInput offsets)	Called by IndexWriter when writing new segments.
static int	CodecUtil.checkHeader(DataInput in, String codec, int minVersion, int maxVersion)	Reads and validates a header previously written with CodecUtil.writeHeader(DataOutput, String, int).
static int	CodecUtil.checkHeaderNoMagic(DataInput in, String codec, int minVersion, int maxVersion)	Like CodecUtil.checkHeader(DataInput,String,int,int) except this version assumes the first int has already been read and validated from the input.
abstract void	PostingsReaderBase.decodeTerm(long[] longs, DataInput in, FieldInfo fieldInfo, BlockTermState state, boolean absolute)	Actually decode metadata for next term

Uses of DataInput in org.apache.lucene.codecs.compressing

Methods in org.apache.lucene.codecs.compressing with parameters of type DataInput

Modifier and Type	Method	Description
void	CompressingTermVectorsWriter.addProx(int numProx, DataInput positions, DataInput offsets)
abstract void	Decompressor.decompress(DataInput in, int originalLength, int offset, int length, BytesRef bytes)	Decompress bytes that were stored between offsets offset and offset+length in the original stream from the compressed stream in to bytes.

Uses of DataInput in org.apache.lucene.codecs.lucene40

Methods in org.apache.lucene.codecs.lucene40 with parameters of type DataInput

Modifier and Type	Method	Description
void	Lucene40TermVectorsWriter.addProx(int numProx, DataInput positions, DataInput offsets)
void	Lucene40PostingsReader.decodeTerm(long[] longs, DataInput in, FieldInfo fieldInfo, BlockTermState _termState, boolean absolute)	Deprecated.

Uses of DataInput in org.apache.lucene.codecs.lucene41

Methods in org.apache.lucene.codecs.lucene41 with parameters of type DataInput

Modifier and Type	Method	Description
void	Lucene41PostingsReader.decodeTerm(long[] longs, DataInput in, FieldInfo fieldInfo, BlockTermState _termState, boolean absolute)

Uses of DataInput in org.apache.lucene.index

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

Constructor	Description
IndexFormatTooNewException(DataInput in, int version, int minVersion, int maxVersion)	Creates an IndexFormatTooNewException
IndexFormatTooOldException(DataInput in, int version, int minVersion, int maxVersion)	Creates an IndexFormatTooOldException.
IndexFormatTooOldException(DataInput in, String version)	Creates an IndexFormatTooOldException.

Uses of DataInput in org.apache.lucene.store

Subclasses of DataInput in org.apache.lucene.store

Modifier and Type	Class	Description
class	BufferedIndexInput	Base implementation class for buffered IndexInput.
class	ByteArrayDataInput	DataInput backed by a byte array.
class	ChecksumIndexInput	Reads bytes through to a primary IndexInput, computing checksum as it goes.
protected static class	FSDirectory.FSIndexInput	Base class for reading input from a RandomAccessFile
class	IndexInput	Abstract base class for input from a file in a Directory.
class	InputStreamDataInput	A DataInput wrapping a plain InputStream.
protected static class	NIOFSDirectory.NIOFSIndexInput	Reads bytes with FileChannel.read(ByteBuffer, long)
class	RAMInputStream	A memory-resident IndexInput implementation.
protected static class	SimpleFSDirectory.SimpleFSIndexInput	Reads bytes with RandomAccessFile.seek(long) followed by RandomAccessFile.read(byte[], int, int).

Methods in org.apache.lucene.store that return DataInput

Modifier and Type	Method	Description
DataInput	DataInput.clone()	Returns a clone of this stream.

Methods in org.apache.lucene.store with parameters of type DataInput

Modifier and Type	Method	Description
void	DataOutput.copyBytes(DataInput input, long numBytes)	Copy numBytes bytes from input to ourself.

Uses of DataInput in org.apache.lucene.util

Subclasses of DataInput in org.apache.lucene.util

Modifier and Type	Class	Description
class	PagedBytes.PagedBytesDataInput

Uses of DataInput in org.apache.lucene.util.fst

Subclasses of DataInput in org.apache.lucene.util.fst

Modifier and Type	Class	Description
static class	FST.BytesReader	Reads bytes stored in an FST.

Methods in org.apache.lucene.util.fst with parameters of type DataInput

Modifier and Type	Method	Description
BytesRef	ByteSequenceOutputs.read(DataInput in)
CharsRef	CharSequenceOutputs.read(DataInput in)
IntsRef	IntSequenceOutputs.read(DataInput in)
Object	NoOutputs.read(DataInput in)
abstract T	Outputs.read(DataInput in)	Decode an output value previously written with Outputs.write(Object, DataOutput).
PairOutputs.Pair<A,B>	PairOutputs.read(DataInput in)
Long	PositiveIntOutputs.read(DataInput in)
T	Outputs.readFinalOutput(DataInput in)	Decode an output value previously written with Outputs.writeFinalOutput(Object, DataOutput).

Constructors in org.apache.lucene.util.fst with parameters of type DataInput

Constructor	Description
FST(DataInput in, Outputs<T> outputs)	Load a previously saved FST.
FST(DataInput in, Outputs<T> outputs, int maxBlockBits)	Load a previously saved FST; maxBlockBits allows you to control the size of the byte[] pages used to hold the FST bytes.

Uses of DataInput in org.apache.lucene.util.packed

Methods in org.apache.lucene.util.packed with parameters of type DataInput

Modifier and Type	Method	Description
static PackedInts.Reader	PackedInts.getReader(DataInput in)	Restore a PackedInts.Reader from a stream.
static PackedInts.ReaderIterator	PackedInts.getReaderIterator(DataInput in, int mem)	Retrieve PackedInts as a PackedInts.ReaderIterator
static PackedInts.ReaderIterator	PackedInts.getReaderIteratorNoHeader(DataInput in, PackedInts.Format format, int version, int valueCount, int bitsPerValue, int mem)	Expert: Restore a PackedInts.ReaderIterator from a stream without reading metadata at the beginning of the stream.
static PackedInts.Reader	PackedInts.getReaderNoHeader(DataInput in, PackedInts.Format format, int version, int valueCount, int bitsPerValue)	Expert: Restore a PackedInts.Reader from a stream without reading metadata at the beginning of the stream.
static PackedInts.Reader	PackedInts.getReaderNoHeader(DataInput in, PackedInts.Header header)	Expert: Restore a PackedInts.Reader from a stream without reading metadata at the beginning of the stream.
static PackedInts.Header	PackedInts.readHeader(DataInput in)	Expert: reads only the metadata from a stream.
void	BlockPackedReaderIterator.reset(DataInput in, long valueCount)	Reset the current reader to wrap a stream of valueCount values contained in in.

Constructors in org.apache.lucene.util.packed with parameters of type DataInput

Constructor	Description
BlockPackedReaderIterator(DataInput in, int packedIntsVersion, int blockSize, long valueCount)	Sole constructor.
PackedDataInput(DataInput in)	Create a new instance that wraps in.