com.tomitribe.snitch.util

Class Unsafe

java.lang.Object

com.tomitribe.snitch.util.Unsafe

public class Unsafe
extends java.lang.Object

Version:

$Revision$ $Date$

Method Summary

Modifier and Type	Method and Description
static int	addressSize()
static java.lang.Object	allocateInstance(java.lang.Class<?> aClass)
static long	allocateMemory(long bytes)
static int	arrayBaseOffset(java.lang.Class<?> aClass)
static int	arrayIndexScale(java.lang.Class<?> aClass)
static boolean	compareAndSwapInt(java.lang.Object o, long offset, int expected, int x)
static boolean	compareAndSwapLong(java.lang.Object o, long offset, long expected, long x)
static boolean	compareAndSwapObject(java.lang.Object o, long offset, java.lang.Object expected, java.lang.Object x)
static void	copyMemory(long srcAddress, long destAddress, long bytes)
static void	copyMemory(java.lang.Object o, long l, java.lang.Object o1, long l1, long l2)
static java.lang.Class	defineClass(java.lang.String name, byte[] b, int off, int len, java.lang.ClassLoader loader, java.security.ProtectionDomain protectionDomain)
static void	ensureClassInitialized(java.lang.Class<?> aClass)
static int	fieldOffset(java.lang.reflect.Field field) Deprecated.
static void	freeMemory(long address)
static sun.misc.Unsafe	get()
static long	getAddress(long address)
static boolean	getBoolean(java.lang.Object o, int i) Deprecated.
static boolean	getBoolean(java.lang.Object o, long offset)
static boolean	getBooleanVolatile(java.lang.Object o, long offset)
static byte	getByte(long address)
static byte	getByte(java.lang.Object o, int i) Deprecated.
static byte	getByte(java.lang.Object o, long offset)
static byte	getByteVolatile(java.lang.Object o, long offset)
static char	getChar(long address)
static char	getChar(java.lang.Object o, int i) Deprecated.
static char	getChar(java.lang.Object o, long offset)
static char	getCharVolatile(java.lang.Object o, long offset)
static double	getDouble(long address)
static double	getDouble(java.lang.Object o, int i) Deprecated.
static double	getDouble(java.lang.Object o, long offset)
static double	getDoubleVolatile(java.lang.Object o, long offset)
static float	getFloat(long address)
static float	getFloat(java.lang.Object o, int i) Deprecated.
static float	getFloat(java.lang.Object o, long offset)
static float	getFloatVolatile(java.lang.Object o, long offset)
static int	getInt(long address)
static int	getInt(java.lang.Object o, int i) Deprecated.
static int	getInt(java.lang.Object o, long offset)
static int	getIntVolatile(java.lang.Object o, long offset)
static int	getLoadAverage(double[] loadavg, int nelems)
static long	getLong(long address)
static long	getLong(java.lang.Object o, int i) Deprecated.
static long	getLong(java.lang.Object o, long offset)
static long	getLongVolatile(java.lang.Object o, long offset)
static java.lang.Object	getObject(java.lang.Object o, int i) Deprecated.
static java.lang.Object	getObject(java.lang.Object o, long offset)
static java.lang.Object	getObjectVolatile(java.lang.Object o, long offset)
static short	getShort(long address)
static short	getShort(java.lang.Object o, int i) Deprecated.
static short	getShort(java.lang.Object o, long offset)
static short	getShortVolatile(java.lang.Object o, long offset)
static void	monitorEnter(java.lang.Object o)
static void	monitorExit(java.lang.Object o)
static long	objectFieldOffset(java.lang.reflect.Field f)
static int	pageSize()
static void	park(boolean isAbsolute, long time)
static void	putAddress(long address, long x)
static void	putBoolean(java.lang.Object o, int i, boolean b) Deprecated.
static void	putBoolean(java.lang.Object o, long offset, boolean x)
static void	putBooleanVolatile(java.lang.Object o, long offset, boolean x)
static void	putByte(long address, byte x)
static void	putByte(java.lang.Object o, int i, byte b) Deprecated.
static void	putByte(java.lang.Object o, long offset, byte x)
static void	putByteVolatile(java.lang.Object o, long offset, byte x)
static void	putChar(long address, char x)
static void	putChar(java.lang.Object o, int i, char c) Deprecated.
static void	putChar(java.lang.Object o, long offset, char x)
static void	putCharVolatile(java.lang.Object o, long offset, char x)
static void	putDouble(long address, double x)
static void	putDouble(java.lang.Object o, int i, double v) Deprecated.
static void	putDouble(java.lang.Object o, long offset, double x)
static void	putDoubleVolatile(java.lang.Object o, long offset, double x)
static void	putFloat(long address, float x)
static void	putFloat(java.lang.Object o, int i, float v) Deprecated.
static void	putFloat(java.lang.Object o, long offset, float x)
static void	putFloatVolatile(java.lang.Object o, long offset, float x)
static void	putInt(long address, int x)
static void	putInt(java.lang.Object o, int i, int i2) Deprecated.
static void	putInt(java.lang.Object o, long offset, int x)
static void	putIntVolatile(java.lang.Object o, long offset, int x)
static void	putLong(long address, long x)
static void	putLong(java.lang.Object o, int i, long l) Deprecated.
static void	putLong(java.lang.Object o, long offset, long x)
static void	putLongVolatile(java.lang.Object o, long offset, long x)
static void	putObject(java.lang.Object o, int i, java.lang.Object o2) Deprecated.
static void	putObject(java.lang.Object o, long offset, java.lang.Object x)
static void	putObjectVolatile(java.lang.Object o, long offset, java.lang.Object x)
static void	putOrderedInt(java.lang.Object o, long offset, int x)
static void	putOrderedLong(java.lang.Object o, long offset, long x)
static void	putOrderedObject(java.lang.Object o, long offset, java.lang.Object x)
static void	putShort(long address, short x)
static void	putShort(java.lang.Object o, int i, short i2) Deprecated.
static void	putShort(java.lang.Object o, long offset, short x)
static void	putShortVolatile(java.lang.Object o, long offset, short x)
static long	reallocateMemory(long address, long bytes)
static void	setMemory(long address, long bytes, byte value)
static java.lang.Object	staticFieldBase(java.lang.Class<?> aClass) Deprecated.
static java.lang.Object	staticFieldBase(java.lang.reflect.Field f)
static long	staticFieldOffset(java.lang.reflect.Field f)
static void	throwException(java.lang.Throwable ee)
static boolean	tryMonitorEnter(java.lang.Object o)
static void	unpark(java.lang.Object thread)

Methods inherited from class java.lang.Object

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

Method Detail

putBoolean

@Deprecated
public static void putBoolean(java.lang.Object o,
                                          int i,
                                          boolean b)

Deprecated.

putObject

@Deprecated
public static void putObject(java.lang.Object o,
                                         int i,
                                         java.lang.Object o2)

Deprecated.

putInt

@Deprecated
public static void putInt(java.lang.Object o,
                                      int i,
                                      int i2)

Deprecated.

getDouble

@Deprecated
public static double getDouble(java.lang.Object o,
                                           int i)

Deprecated.

putChar

@Deprecated
public static void putChar(java.lang.Object o,
                                       int i,
                                       char c)

Deprecated.

putLong

@Deprecated
public static void putLong(java.lang.Object o,
                                       int i,
                                       long l)

Deprecated.

getObject

@Deprecated
public static java.lang.Object getObject(java.lang.Object o,
                                                     int i)

Deprecated.

getShort

@Deprecated
public static short getShort(java.lang.Object o,
                                         int i)

Deprecated.

putFloat

@Deprecated
public static void putFloat(java.lang.Object o,
                                        int i,
                                        float v)

Deprecated.

putDouble

@Deprecated
public static void putDouble(java.lang.Object o,
                                         int i,
                                         double v)

Deprecated.

arrayIndexScale

public static int arrayIndexScale(java.lang.Class<?> aClass)

staticFieldBase

@Deprecated
public static java.lang.Object staticFieldBase(java.lang.Class<?> aClass)

Deprecated.

ensureClassInitialized

public static void ensureClassInitialized(java.lang.Class<?> aClass)

fieldOffset

@Deprecated
public static int fieldOffset(java.lang.reflect.Field field)

Deprecated.

getLong

@Deprecated
public static long getLong(java.lang.Object o,
                                       int i)

Deprecated.

arrayBaseOffset

public static int arrayBaseOffset(java.lang.Class<?> aClass)

getInt

@Deprecated
public static int getInt(java.lang.Object o,
                                     int i)

Deprecated.

allocateInstance

public static java.lang.Object allocateInstance(java.lang.Class<?> aClass)
                                         throws java.lang.InstantiationException

Throws:

java.lang.InstantiationException

getFloat

@Deprecated
public static float getFloat(java.lang.Object o,
                                         int i)

Deprecated.

getBoolean

@Deprecated
public static boolean getBoolean(java.lang.Object o,
                                             int i)

Deprecated.

getChar

@Deprecated
public static char getChar(java.lang.Object o,
                                       int i)

Deprecated.

getByte

@Deprecated
public static byte getByte(java.lang.Object o,
                                       int i)

Deprecated.

putShort

@Deprecated
public static void putShort(java.lang.Object o,
                                        int i,
                                        short i2)

Deprecated.

putByte

@Deprecated
public static void putByte(java.lang.Object o,
                                       int i,
                                       byte b)

Deprecated.

get

public static sun.misc.Unsafe get()

putByteVolatile

public static void putByteVolatile(java.lang.Object o,
                                   long offset,
                                   byte x)

putByte

public static void putByte(java.lang.Object o,
                           long offset,
                           byte x)

pageSize

public static int pageSize()

putOrderedLong

public static void putOrderedLong(java.lang.Object o,
                                  long offset,
                                  long x)

putOrderedObject

public static void putOrderedObject(java.lang.Object o,
                                    long offset,
                                    java.lang.Object x)

getChar

public static char getChar(java.lang.Object o,
                           long offset)

compareAndSwapInt

public static boolean compareAndSwapInt(java.lang.Object o,
                                        long offset,
                                        int expected,
                                        int x)

getLong

public static long getLong(java.lang.Object o,
                           long offset)

putDouble

public static void putDouble(java.lang.Object o,
                             long offset,
                             double x)

allocateMemory

public static long allocateMemory(long bytes)

getInt

public static int getInt(long address)

putDoubleVolatile

public static void putDoubleVolatile(java.lang.Object o,
                                     long offset,
                                     double x)

getFloat

public static float getFloat(java.lang.Object o,
                             long offset)

compareAndSwapObject

public static boolean compareAndSwapObject(java.lang.Object o,
                                           long offset,
                                           java.lang.Object expected,
                                           java.lang.Object x)

putFloat

public static void putFloat(java.lang.Object o,
                            long offset,
                            float x)

putChar

public static void putChar(long address,
                           char x)

getCharVolatile

public static char getCharVolatile(java.lang.Object o,
                                   long offset)

getChar

public static char getChar(long address)

getBoolean

public static boolean getBoolean(java.lang.Object o,
                                 long offset)

putLong

public static void putLong(java.lang.Object o,
                           long offset,
                           long x)

putCharVolatile

public static void putCharVolatile(java.lang.Object o,
                                   long offset,
                                   char x)

defineClass

public static java.lang.Class defineClass(java.lang.String name,
                                          byte[] b,
                                          int off,
                                          int len,
                                          java.lang.ClassLoader loader,
                                          java.security.ProtectionDomain protectionDomain)

getLong

public static long getLong(long address)

putByte

public static void putByte(long address,
                           byte x)

getIntVolatile

public static int getIntVolatile(java.lang.Object o,
                                 long offset)

park

public static void park(boolean isAbsolute,
                        long time)

addressSize

public static int addressSize()

setMemory

public static void setMemory(long address,
                             long bytes,
                             byte value)

objectFieldOffset

public static long objectFieldOffset(java.lang.reflect.Field f)

monitorEnter

public static void monitorEnter(java.lang.Object o)

putIntVolatile

public static void putIntVolatile(java.lang.Object o,
                                  long offset,
                                  int x)

putObject

public static void putObject(java.lang.Object o,
                             long offset,
                             java.lang.Object x)

putDouble

public static void putDouble(long address,
                             double x)

getShort

public static short getShort(long address)

throwException

public static void throwException(java.lang.Throwable ee)

staticFieldBase

public static java.lang.Object staticFieldBase(java.lang.reflect.Field f)

getObject

public static java.lang.Object getObject(java.lang.Object o,
                                         long offset)

putChar

public static void putChar(java.lang.Object o,
                           long offset,
                           char x)

putOrderedInt

public static void putOrderedInt(java.lang.Object o,
                                 long offset,
                                 int x)

getAddress

public static long getAddress(long address)

unpark

public static void unpark(java.lang.Object thread)

getShort

public static short getShort(java.lang.Object o,
                             long offset)

getFloat

public static float getFloat(long address)

putShortVolatile

public static void putShortVolatile(java.lang.Object o,
                                    long offset,
                                    short x)

getFloatVolatile

public static float getFloatVolatile(java.lang.Object o,
                                     long offset)

getDouble

public static double getDouble(java.lang.Object o,
                               long offset)

tryMonitorEnter

public static boolean tryMonitorEnter(java.lang.Object o)

copyMemory

public static void copyMemory(java.lang.Object o,
                              long l,
                              java.lang.Object o1,
                              long l1,
                              long l2)

putShort

public static void putShort(long address,
                            short x)

getInt

public static int getInt(java.lang.Object o,
                         long offset)

monitorExit

public static void monitorExit(java.lang.Object o)

putObjectVolatile

public static void putObjectVolatile(java.lang.Object o,
                                     long offset,
                                     java.lang.Object x)

getShortVolatile

public static short getShortVolatile(java.lang.Object o,
                                     long offset)

getDoubleVolatile

public static double getDoubleVolatile(java.lang.Object o,
                                       long offset)

putFloatVolatile

public static void putFloatVolatile(java.lang.Object o,
                                    long offset,
                                    float x)

getByte

public static byte getByte(java.lang.Object o,
                           long offset)

putBooleanVolatile

public static void putBooleanVolatile(java.lang.Object o,
                                      long offset,
                                      boolean x)

putInt

public static void putInt(long address,
                          int x)

getByte

public static byte getByte(long address)

putFloat

public static void putFloat(long address,
                            float x)

staticFieldOffset

public static long staticFieldOffset(java.lang.reflect.Field f)

putLongVolatile

public static void putLongVolatile(java.lang.Object o,
                                   long offset,
                                   long x)

putShort

public static void putShort(java.lang.Object o,
                            long offset,
                            short x)

putInt

public static void putInt(java.lang.Object o,
                          long offset,
                          int x)

getObjectVolatile

public static java.lang.Object getObjectVolatile(java.lang.Object o,
                                                 long offset)

copyMemory

public static void copyMemory(long srcAddress,
                              long destAddress,
                              long bytes)

putLong

public static void putLong(long address,
                           long x)

putAddress

public static void putAddress(long address,
                              long x)

putBoolean

public static void putBoolean(java.lang.Object o,
                              long offset,
                              boolean x)

getBooleanVolatile

public static boolean getBooleanVolatile(java.lang.Object o,
                                         long offset)

freeMemory

public static void freeMemory(long address)

compareAndSwapLong

public static boolean compareAndSwapLong(java.lang.Object o,
                                         long offset,
                                         long expected,
                                         long x)

getLoadAverage

public static int getLoadAverage(double[] loadavg,
                                 int nelems)

reallocateMemory

public static long reallocateMemory(long address,
                                    long bytes)

getLongVolatile

public static long getLongVolatile(java.lang.Object o,
                                   long offset)

getDouble

public static double getDouble(long address)

getByteVolatile

public static byte getByteVolatile(java.lang.Object o,
                                   long offset)