net.openhft.chronicle.core

Class UnsafeMemory

java.lang.Object

net.openhft.chronicle.core.UnsafeMemory

All Implemented Interfaces:

Memory

public class UnsafeMemory
extends Object
implements Memory

Constructor Summary

Constructors

Constructor and Description
UnsafeMemory()

Method Summary

Modifier and Type	Method and Description
long	allocate(long capacity)
<E> E	allocateInstance(Class<E> clazz)
boolean	compareAndSwapInt(long offset, int expected, int value)
boolean	compareAndSwapInt(Object underlyingObject, long offset, int expected, int value)
boolean	compareAndSwapLong(long offset, long expected, long value)
boolean	compareAndSwapLong(Object underlyingObject, long offset, long expected, long value)
void	copyMemory(byte[] bytes, int offset, long address, int length)
void	copyMemory(byte[] bytes, int offset, Object obj2, long offset2, int length)
void	copyMemory(long fromAddress, long address, long length)
void	copyMemory(long fromAddress, Object obj2, long offset2, int length)
static Memory	create()
void	freeMemory(long address)
void	loadFence()
int	pageSize()
byte	readByte(long address)
byte	readByte(Object object, long offset)
double	readDouble(long address)
double	readDouble(Object object, long offset)
float	readFloat(long address)
float	readFloat(Object object, long offset)
int	readInt(long address)
int	readInt(Object object, long offset)
long	readLong(long address)
long	readLong(Object object, long offset)
short	readShort(long address)
short	readShort(Object object, long offset)
int	readVolatileInt(long address)
long	readVolatileLong(long address)
void	setMemory(long address, long size, byte b)
void	storeFence()
void	writeByte(long address, byte b)
void	writeByte(Object object, long offset, byte b)
void	writeDouble(long address, double d)
void	writeDouble(Object object, long offset, double d)
void	writeFloat(long address, float f)
void	writeFloat(Object object, long offset, float f)
void	writeInt(long address, int i32)
void	writeInt(Object object, long offset, int i32)
void	writeLong(long address, long i64)
void	writeLong(Object object, long offset, long i64)
void	writeOrderedInt(long address, int i32)
void	writeOrderedInt(Object object, long offset, int i32)
void	writeOrderedLong(long address, long i)
void	writeOrderedLong(Object object, long offset, long i)
void	writeShort(long address, short i16)
void	writeShort(Object object, long offset, short i16)

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.openhft.chronicle.core.Memory

heapUsed

Constructor Detail

UnsafeMemory

public UnsafeMemory()

Method Detail

create

public static Memory create()

allocateInstance

public <E> E allocateInstance(Class<E> clazz)

Specified by:

allocateInstance in interface Memory

storeFence

public void storeFence()

Specified by:

storeFence in interface Memory

loadFence

public void loadFence()

Specified by:

loadFence in interface Memory

setMemory

public void setMemory(long address,
                      long size,
                      byte b)

Specified by:

setMemory in interface Memory

freeMemory

public void freeMemory(long address)

Specified by:

freeMemory in interface Memory

allocate

public long allocate(long capacity)

Specified by:

allocate in interface Memory

writeByte

public void writeByte(long address,
                      byte b)

Specified by:

writeByte in interface Memory

writeByte

public void writeByte(Object object,
                      long offset,
                      byte b)

Specified by:

writeByte in interface Memory

readByte

public byte readByte(Object object,
                     long offset)

Specified by:

readByte in interface Memory

readByte

public byte readByte(long address)

Specified by:

readByte in interface Memory

writeShort

public void writeShort(long address,
                       short i16)

Specified by:

writeShort in interface Memory

writeShort

public void writeShort(Object object,
                       long offset,
                       short i16)

Specified by:

writeShort in interface Memory

readShort

public short readShort(long address)

Specified by:

readShort in interface Memory

readShort

public short readShort(Object object,
                       long offset)

Specified by:

readShort in interface Memory

writeInt

public void writeInt(long address,
                     int i32)

Specified by:

writeInt in interface Memory

writeInt

public void writeInt(Object object,
                     long offset,
                     int i32)

Specified by:

writeInt in interface Memory

writeOrderedInt

public void writeOrderedInt(long address,
                            int i32)

Specified by:

writeOrderedInt in interface Memory

writeOrderedInt

public void writeOrderedInt(Object object,
                            long offset,
                            int i32)

Specified by:

writeOrderedInt in interface Memory

readInt

public int readInt(long address)

Specified by:

readInt in interface Memory

readInt

public int readInt(Object object,
                   long offset)

Specified by:

readInt in interface Memory

writeLong

public void writeLong(long address,
                      long i64)

Specified by:

writeLong in interface Memory

writeLong

public void writeLong(Object object,
                      long offset,
                      long i64)

Specified by:

writeLong in interface Memory

readLong

public long readLong(long address)

Specified by:

readLong in interface Memory

readLong

public long readLong(Object object,
                     long offset)

Specified by:

readLong in interface Memory

writeFloat

public void writeFloat(long address,
                       float f)

Specified by:

writeFloat in interface Memory

writeFloat

public void writeFloat(Object object,
                       long offset,
                       float f)

Specified by:

writeFloat in interface Memory

readFloat

public float readFloat(long address)

Specified by:

readFloat in interface Memory

readFloat

public float readFloat(Object object,
                       long offset)

Specified by:

readFloat in interface Memory

writeDouble

public void writeDouble(long address,
                        double d)

Specified by:

writeDouble in interface Memory

writeDouble

public void writeDouble(Object object,
                        long offset,
                        double d)

Specified by:

writeDouble in interface Memory

readDouble

public double readDouble(long address)

Specified by:

readDouble in interface Memory

readDouble

public double readDouble(Object object,
                         long offset)

Specified by:

readDouble in interface Memory

copyMemory

public void copyMemory(byte[] bytes,
                       int offset,
                       long address,
                       int length)

Specified by:

copyMemory in interface Memory

copyMemory

public void copyMemory(long fromAddress,
                       long address,
                       long length)

Specified by:

copyMemory in interface Memory

copyMemory

public void copyMemory(byte[] bytes,
                       int offset,
                       Object obj2,
                       long offset2,
                       int length)

Specified by:

copyMemory in interface Memory

copyMemory

public void copyMemory(long fromAddress,
                       Object obj2,
                       long offset2,
                       int length)

Specified by:

copyMemory in interface Memory

writeOrderedLong

public void writeOrderedLong(long address,
                             long i)

Specified by:

writeOrderedLong in interface Memory

writeOrderedLong

public void writeOrderedLong(Object object,
                             long offset,
                             long i)

Specified by:

writeOrderedLong in interface Memory

compareAndSwapInt

public boolean compareAndSwapInt(long offset,
                                 int expected,
                                 int value)

Specified by:

compareAndSwapInt in interface Memory

compareAndSwapInt

public boolean compareAndSwapInt(Object underlyingObject,
                                 long offset,
                                 int expected,
                                 int value)

Specified by:

compareAndSwapInt in interface Memory

compareAndSwapLong

public boolean compareAndSwapLong(long offset,
                                  long expected,
                                  long value)

Specified by:

compareAndSwapLong in interface Memory

compareAndSwapLong

public boolean compareAndSwapLong(Object underlyingObject,
                                  long offset,
                                  long expected,
                                  long value)

Specified by:

compareAndSwapLong in interface Memory

pageSize

public int pageSize()

Specified by:

pageSize in interface Memory

readVolatileInt

public int readVolatileInt(long address)

Specified by:

readVolatileInt in interface Memory

readVolatileLong

public long readVolatileLong(long address)

Specified by:

readVolatileLong in interface Memory