Package org.teamapps.universaldb.index.reference.blockindex

Class MappedBuffer

java.lang.Object

org.teamapps.universaldb.index.reference.blockindex.MappedBuffer

Direct Known Subclasses:

ReferenceBuffer

public class MappedBuffer
extends java.lang.Object

Constructor Summary

Constructors

Constructor	Description
MappedBuffer(java.io.File file, int bufferIndex)

Method Summary

Modifier and Type	Method	Description
long	createIndex(int position)
static long	createIndex(int buffer, int position)
void	flush()
org.agrona.concurrent.AtomicBuffer	getAtomicBuffer()
static int	getBlockPosition(long index)
int	getBufferIndex()
static int	getBufferIndex(long index)
java.io.File	getFile()
int	getFreeSpacePosition()
int	getRemainingSize()
int	getSize()
int	readByte(int position)
void	readBytes(int position, byte[] bytes)
int	readInt(int position)
long	readLong(int position)
short	readShort(int position)
int	readValue(int position, int length)
void	setFreeSpacePosition(int position)
void	writeByte(int value, int position)
void	writeInt(int value, int position)
void	writeLong(long value, int position)
void	writeShort(short value, int position)
void	writeValue(byte[] bytes, int position)
void	writeValue(int value, int position, int length)

Methods inherited from class java.lang.Object

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

Constructor Detail

MappedBuffer

public MappedBuffer(java.io.File file,
                    int bufferIndex)

Method Detail

getFile

public java.io.File getFile()

getBufferIndex

public int getBufferIndex()

getSize

public int getSize()

createIndex

public static long createIndex(int buffer,
                               int position)

getBufferIndex

public static int getBufferIndex(long index)

getBlockPosition

public static int getBlockPosition(long index)

createIndex

public long createIndex(int position)

getRemainingSize

public int getRemainingSize()

setFreeSpacePosition

public void setFreeSpacePosition(int position)

getFreeSpacePosition

public int getFreeSpacePosition()

writeByte

public void writeByte(int value,
                      int position)

writeShort

public void writeShort(short value,
                       int position)

writeInt

public void writeInt(int value,
                     int position)

writeLong

public void writeLong(long value,
                      int position)

writeValue

public void writeValue(int value,
                       int position,
                       int length)

writeValue

public void writeValue(byte[] bytes,
                       int position)

readByte

public int readByte(int position)

readShort

public short readShort(int position)

readInt

public int readInt(int position)

readLong

public long readLong(int position)

readBytes

public void readBytes(int position,
                      byte[] bytes)

readValue

public int readValue(int position,
                     int length)

flush

public void flush()

getAtomicBuffer

public org.agrona.concurrent.AtomicBuffer getAtomicBuffer()