net.openhft.lang.io

Class ChronicleUnsafe

java.lang.Object

net.openhft.lang.io.ChronicleUnsafe

public class ChronicleUnsafe
extends Object

Created by Rob Austin

Field Summary

Fields

Modifier and Type	Field and Description
static sun.misc.Unsafe	UNSAFE

Constructor Summary

Constructors

Constructor and Description
ChronicleUnsafe(MappedFile mappedFile)

Method Summary

Methods

Modifier and Type	Method and Description
long	allocateMemory(int aVoid)
int	arrayBaseOffset(Class<?> aClass)
boolean	compareAndSwapInt(Object o, long address, int expected, int v)
boolean	compareAndSwapLong(Object o, long address, long expected, long v)
void	copyMemory(long l, long positionAddr, long length)
void	copyMemory(Object o, long positionAddr, Object bytes, long i, long len2)
byte	getByte(long address)
byte	getByte(Object o, long address)
char	getChar(long address)
double	getDouble(long address)
float	getFloat(long address)
int	getInt(long address)
int	getIntVolatile(Object o, long address)
long	getLong(byte[] bytes, long address)
long	getLong(long address)
long	getLong(Object object, long address)
long	getLongVolatile(Object o, long address)
short	getShort(long address)
int	pageSize()
void	putByte(long address, byte value)
void	putByte(Object o, long address, byte aByte)
void	putChar(long address, char v)
void	putDouble(long address, double v)
void	putFloat(long address, float v)
void	putInt(long address, int v)
void	putLong(long address, long value)
void	putLong(Object o, long address, long aLong)
void	putOrderedInt(Object o, long address, int v)
void	putOrderedLong(Object o, long address, long v)
void	putShort(long address, short v)
void	setMemory(long startAddress, long len, byte defaultValue)
long	toAddress(long address)
long	toAddress0(long address)
long	toRemainingInChunk(long address)

Methods inherited from class java.lang.Object

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

Field Detail

UNSAFE

public static final sun.misc.Unsafe UNSAFE

Constructor Detail

ChronicleUnsafe

public ChronicleUnsafe(@NotNull
               MappedFile mappedFile)

Parameters:

mappedFile - a until that able to map block of memory to a file

Throws:

IllegalStateException - if the block size is not a power of 2

Method Detail

toAddress

public long toAddress(long address)

toAddress0

public long toAddress0(long address)

toRemainingInChunk

public long toRemainingInChunk(long address)

arrayBaseOffset

public int arrayBaseOffset(Class<?> aClass)

pageSize

public int pageSize()

allocateMemory

public long allocateMemory(int aVoid)

getLong

public long getLong(byte[] bytes,
           long address)

getLong

public long getLong(Object object,
           long address)

setMemory

public void setMemory(long startAddress,
             long len,
             byte defaultValue)

getByte

public byte getByte(long address)

putByte

public void putByte(long address,
           byte value)

putLong

public void putLong(long address,
           long value)

getLong

public long getLong(long address)

copyMemory

public void copyMemory(Object o,
              long positionAddr,
              Object bytes,
              long i,
              long len2)

getShort

public short getShort(long address)

getChar

public char getChar(long address)

getInt

public int getInt(long address)

getIntVolatile

public int getIntVolatile(Object o,
                 long address)

getLongVolatile

public long getLongVolatile(Object o,
                   long address)

getFloat

public float getFloat(long address)

getDouble

public double getDouble(long address)

putShort

public void putShort(long address,
            short v)

putChar

public void putChar(long address,
           char v)

putInt

public void putInt(long address,
          int v)

putOrderedInt

public void putOrderedInt(Object o,
                 long address,
                 int v)

compareAndSwapInt

public boolean compareAndSwapInt(Object o,
                        long address,
                        int expected,
                        int v)

putOrderedLong

public void putOrderedLong(Object o,
                  long address,
                  long v)

compareAndSwapLong

public boolean compareAndSwapLong(Object o,
                         long address,
                         long expected,
                         long v)

putFloat

public void putFloat(long address,
            float v)

putDouble

public void putDouble(long address,
             double v)

putLong

public void putLong(Object o,
           long address,
           long aLong)

putByte

public void putByte(Object o,
           long address,
           byte aByte)

getByte

public byte getByte(Object o,
           long address)

copyMemory

public void copyMemory(long l,
              long positionAddr,
              long length)