Package org.apache.lucene.index

Class ByteSliceWriter

java.lang.Object

org.apache.lucene.store.DataOutput

org.apache.lucene.index.ByteSliceWriter

final class ByteSliceWriter
extends DataOutput

Class to write byte streams into slices of shared byte[]. This is used by DocumentsWriter to hold the posting list for many terms in RAM.

Field Summary

Fields

Modifier and Type	Field	Description
private static final int	BYTE_BLOCK_NOT_MASK
(package private) int	offset0
private final ByteBlockPool	pool
private byte[]	slice
private int	upto

Constructor Summary

Constructors

Constructor	Description
ByteSliceWriter(ByteBlockPool pool)

Method Summary

Modifier and Type	Method	Description
int	getAddress()
void	init(int address)	Set up the writer to write at address.
void	writeByte(byte b)	Write byte into byte slice stream
void	writeBytes(byte[] b, int offset, int len)	Writes an array of bytes.

Methods inherited from class org.apache.lucene.store.DataOutput

copyBytes, writeBytes, writeInt, writeLong, writeMapOfStrings, writeSetOfStrings, writeShort, writeString, writeVInt, writeVLong, writeZInt, writeZLong

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

BYTE_BLOCK_NOT_MASK

private static final int BYTE_BLOCK_NOT_MASK

See Also:

• Constant Field Values

slice

private byte[] slice

upto

private int upto

pool

private final ByteBlockPool pool

offset0

int offset0

Constructor Details

ByteSliceWriter

public ByteSliceWriter(ByteBlockPool pool)

Method Details

init

public void init(int address)

Set up the writer to write at address.

writeByte

public void writeByte(byte b)

Write byte into byte slice stream

Specified by:

writeByte in class DataOutput

See Also:

• DataInput.readByte()

writeBytes

public void writeBytes(byte[] b,
 int offset,
 int len)

Description copied from class: DataOutput

Writes an array of bytes.

Specified by:

writeBytes in class DataOutput

Parameters:

b - the bytes to write

offset - the offset in the byte array

len - the number of bytes to write

See Also:

• DataInput.readBytes(byte[],int,int)

getAddress

public int getAddress()