com.kenai.jaffl.provider
Class ShareMemoryIO

java.lang.Object
  com.kenai.jaffl.MemoryIO
      com.kenai.jaffl.provider.AbstractMemoryIO
          com.kenai.jaffl.provider.ShareMemoryIO

All Implemented Interfaces:

Pointer, DelegatingMemoryIO

public class ShareMemoryIO
extends AbstractMemoryIO
implements DelegatingMemoryIO

Field Summary

Fields inherited from interface com.kenai.jaffl.Pointer

SIZE

Constructor Summary

ShareMemoryIO(MemoryIO parent, long offset)

Method Summary

long	address() Gets the native address of this memory object (optional operation).
void	get(long offset, byte[] dst, int off, int len) Bulk byte get method.
void	get(long offset, double[] dst, int off, int len) Bulk double get method.
void	get(long offset, float[] dst, int off, int len) Bulk float get method.
void	get(long offset, int[] dst, int off, int len) Bulk int get method.
void	get(long offset, long[] dst, int off, int len) Bulk long get method.
void	get(long offset, short[] dst, int off, int len) Bulk short get method.
byte	getByte(long offset) Reads a 8 bit integer at the given offset.
MemoryIO	getDelegatedMemoryIO()
double	getDouble(long offset) Reads a 64 bit floating point value at the given offset.
float	getFloat(long offset) Reads a 32 bit floating point value at the given offset.
int	getInt(long offset) Reads a 32 bit integer at the given offset.
long	getLong(long offset) Reads a 64 bit integer at the given offset.
MemoryIO	getMemoryIO(long offset)
MemoryIO	getMemoryIO(long offset, long size)
Pointer	getPointer(long offset)
short	getShort(long offset) Reads a 16 bit integer at the given offset.
java.lang.String	getString(long offset)
java.lang.String	getString(long offset, int maxLength, java.nio.charset.Charset cs)
int	indexOf(long offset, byte value, int maxlen)
boolean	isDirect() Tells whether or not this memory object is direct.
void	put(long offset, byte[] dst, int off, int len) Bulk byte put method.
void	put(long offset, double[] dst, int off, int len) Bulk double put method.
void	put(long offset, float[] dst, int off, int len) Bulk float put method.
void	put(long offset, int[] dst, int off, int len) Bulk int put method.
void	put(long offset, long[] dst, int off, int len) Bulk long put method.
void	put(long offset, short[] dst, int off, int len) Bulk short put method.
void	putByte(long offset, byte value) Writes an 8 bit integer value at the given offset.
void	putDouble(long offset, double value) Writes a 64 bit floating point value at the given offset.
void	putFloat(long offset, float value) Writes a 32 bit floating point value at the given offset.
void	putInt(long offset, int value) Writes a 32 bit integer value at the given offset.
void	putLong(long offset, long value) Writes a 64 bit integer value at the given offset.
void	putPointer(long offset, Pointer value)
void	putShort(long offset, short value) Writes a 16 bit integer value at the given offset.
void	putString(long offset, java.lang.String string, int maxLength, java.nio.charset.Charset cs)
void	setMemory(long offset, long size, byte value)

Methods inherited from class com.kenai.jaffl.provider.AbstractMemoryIO

checkBounds, getAddress, getNativeLong, indexOf, putAddress, putAddress, putNativeLong, slice, slice, transferFrom, transferTo

Methods inherited from class com.kenai.jaffl.MemoryIO

allocate, allocateDirect, allocateDirect, wrap, wrap, wrap

Methods inherited from class java.lang.Object

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

Constructor Detail

ShareMemoryIO

public ShareMemoryIO(MemoryIO parent,
                     long offset)

Method Detail

isDirect

public final boolean isDirect()

Description copied from class: MemoryIO

Tells whether or not this memory object is direct. Memory objects can be either direct (representing native memory), or non-direct (representing java heap memory).

Specified by:

isDirect in interface Pointer

Specified by:

isDirect in class MemoryIO

Returns:

true if, and only if, this memory object is direct

address

public long address()

Description copied from class: MemoryIO

Gets the native address of this memory object (optional operation).

Specified by:

address in interface Pointer

Specified by:

address in class MemoryIO

Returns:

The native address of this memory object.

getDelegatedMemoryIO

public final MemoryIO getDelegatedMemoryIO()

Specified by:

getDelegatedMemoryIO in interface DelegatingMemoryIO

getByte

public byte getByte(long offset)

Description copied from class: MemoryIO

Reads a 8 bit integer at the given offset.

Specified by:

getByte in interface Pointer

Specified by:

getByte in class MemoryIO

Parameters:

offset - The offset from which the integer will be read.

Returns:

The byte value at the offset.

getShort

public short getShort(long offset)

Description copied from class: MemoryIO

Reads a 16 bit integer at the given offset.

Specified by:

getShort in interface Pointer

Specified by:

getShort in class MemoryIO

Parameters:

offset - The offset from which the integer will be read.

Returns:

The short value at the offset.

getInt

public int getInt(long offset)

Description copied from class: MemoryIO

Reads a 32 bit integer at the given offset.

Specified by:

getInt in interface Pointer

Specified by:

getInt in class MemoryIO

Parameters:

offset - The offset from which the integer will be read.

Returns:

The int value at the offset.

getLong

public long getLong(long offset)

Description copied from class: MemoryIO

Reads a 64 bit integer at the given offset.

Specified by:

getLong in interface Pointer

Specified by:

getLong in class MemoryIO

Parameters:

offset - The offset from which the integer will be read.

Returns:

The long value at the offset.

getFloat

public float getFloat(long offset)

Description copied from class: MemoryIO

Reads a 32 bit floating point value at the given offset.

Specified by:

getFloat in interface Pointer

Specified by:

getFloat in class MemoryIO

Parameters:

offset - The offset from which the integer will be read.

Returns:

The float value at the offset.

getDouble

public double getDouble(long offset)

Description copied from class: MemoryIO

Reads a 64 bit floating point value at the given offset.

Specified by:

getDouble in interface Pointer

Specified by:

getDouble in class MemoryIO

Parameters:

offset - The offset from which the integer will be read.

Returns:

The double value at the offset.

getMemoryIO

public MemoryIO getMemoryIO(long offset)

Specified by:

getMemoryIO in class MemoryIO

getMemoryIO

public MemoryIO getMemoryIO(long offset,
                            long size)

Specified by:

getMemoryIO in class MemoryIO

getPointer

public Pointer getPointer(long offset)

Specified by:

getPointer in interface Pointer

Specified by:

getPointer in class MemoryIO

getString

public java.lang.String getString(long offset)

Specified by:

getString in interface Pointer

Specified by:

getString in class MemoryIO

getString

public java.lang.String getString(long offset,
                                  int maxLength,
                                  java.nio.charset.Charset cs)

Specified by:

getString in class MemoryIO

putByte

public void putByte(long offset,
                    byte value)

Description copied from class: MemoryIO

Writes an 8 bit integer value at the given offset.

Specified by:

putByte in interface Pointer

Specified by:

putByte in class MemoryIO

Parameters:

offset - The offset at which the value will be written.

value - The value to be written.

putShort

public void putShort(long offset,
                     short value)

Description copied from class: MemoryIO

Writes a 16 bit integer value at the given offset.

Specified by:

putShort in interface Pointer

Specified by:

putShort in class MemoryIO

Parameters:

offset - The offset at which the value will be written.

value - The value to be written.

putInt

public void putInt(long offset,
                   int value)

Description copied from class: MemoryIO

Writes a 32 bit integer value at the given offset.

Specified by:

putInt in interface Pointer

Specified by:

putInt in class MemoryIO

Parameters:

offset - The offset at which the value will be written.

value - The value to be written.

putLong

public void putLong(long offset,
                    long value)

Description copied from class: MemoryIO

Writes a 64 bit integer value at the given offset.

Specified by:

putLong in interface Pointer

Specified by:

putLong in class MemoryIO

Parameters:

offset - The offset at which the value will be written.

value - The value to be written.

putFloat

public void putFloat(long offset,
                     float value)

Description copied from class: MemoryIO

Writes a 32 bit floating point value at the given offset.

Specified by:

putFloat in interface Pointer

Specified by:

putFloat in class MemoryIO

Parameters:

offset - The offset at which the value will be written.

value - The value to be written.

putDouble

public void putDouble(long offset,
                      double value)

Description copied from class: MemoryIO

Writes a 64 bit floating point value at the given offset.

Specified by:

putDouble in interface Pointer

Specified by:

putDouble in class MemoryIO

Parameters:

offset - The offset at which the value will be written.

value - The value to be written.

putPointer

public void putPointer(long offset,
                       Pointer value)

Specified by:

putPointer in interface Pointer

Specified by:

putPointer in class MemoryIO

putString

public void putString(long offset,
                      java.lang.String string,
                      int maxLength,
                      java.nio.charset.Charset cs)

Specified by:

putString in class MemoryIO

get

public void get(long offset,
                byte[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk byte get method. This method reads an array of bytes at the given offset into the given destination array.

Specified by:

get in interface Pointer

Specified by:

get in class MemoryIO

Parameters:

offset - The offset at which the values will be read.

dst - The array into which values are to be written.

off - The index within the destination array of the first value to be written.

len - The number of values to be written to the destination array.

put

public void put(long offset,
                byte[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk byte put method. This method writes an array of bytes at the given offset from the given source array.

Specified by:

put in interface Pointer

Specified by:

put in class MemoryIO

Parameters:

offset - The offset at which the values will be written.

dst - The source array from which values are to be read.

off - The index within the destination array of the first value to be read.

len - The number of values to be read from the source array.

get

public void get(long offset,
                short[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk short get method. This method reads an array of 16 bit integers at the given offset into the given destination array.

Specified by:

get in interface Pointer

Specified by:

get in class MemoryIO

Parameters:

offset - The offset at which the values will be read.

dst - The array into which values are to be written.

off - The index within the destination array of the first value to be written.

len - The number of values to be written to the destination array.

put

public void put(long offset,
                short[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk short put method. This method writes an array of 16 bit integers at the given offset from the given array.

Specified by:

put in interface Pointer

Specified by:

put in class MemoryIO

Parameters:

offset - The offset at which the values will be written.

dst - The source array from which values are to be read.

off - The index within the destination array of the first value to be read.

len - The number of values to be read from the source array.

get

public void get(long offset,
                int[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk int get method. This method reads an array of 32 bit integers at the given offset into the given destination array.

Specified by:

get in interface Pointer

Specified by:

get in class MemoryIO

Parameters:

offset - The offset at which the values will be read.

dst - The array into which values are to be written.

off - The index within the destination array of the first value to be written.

len - The number of values to be written to the destination array.

put

public void put(long offset,
                int[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk int put method. This method writes an array of 32 bit integers at the given offset from the given array.

Specified by:

put in interface Pointer

Specified by:

put in class MemoryIO

Parameters:

offset - The offset at which the values will be written.

dst - The source array from which values are to be read.

off - The index within the destination array of the first value to be read.

len - The number of values to be read from the source array.

get

public void get(long offset,
                long[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk long get method. This method reads an array of 64 bit integers at the given offset into the given destination array.

Specified by:

get in interface Pointer

Specified by:

get in class MemoryIO

Parameters:

offset - The offset at which the values will be read.

dst - The array into which values are to be written.

off - The index within the destination array of the first value to be written.

len - The number of values to be written to the destination array.

put

public void put(long offset,
                long[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk long put method. This method writes an array of 64 bit integers at the given offset from the given array.

Specified by:

put in interface Pointer

Specified by:

put in class MemoryIO

Parameters:

offset - The offset at which the values will be written.

dst - The source array from which values are to be read.

off - The index within the destination array of the first value to be read.

len - The number of values to be read from the source array.

get

public void get(long offset,
                float[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk float get method. This method reads an array of 32 bit floats at the given offset into the given destination array.

Specified by:

get in interface Pointer

Specified by:

get in class MemoryIO

Parameters:

offset - The offset at which the values will be read.

dst - The array into which values are to be written.

off - The index within the destination array of the first value to be written.

len - The number of values to be written to the destination array.

put

public void put(long offset,
                float[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk float put method. This method writes an array of 32 bit floats at the given offset from the given array.

Specified by:

put in interface Pointer

Specified by:

put in class MemoryIO

Parameters:

offset - The offset at which the values will be written.

dst - The source array from which values are to be read.

off - The index within the destination array of the first value to be read.

len - The number of values to be read from the source array.

get

public void get(long offset,
                double[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk double get method. This method reads an array of 64 bit floats at the given offset into the given destination array.

Specified by:

get in interface Pointer

Specified by:

get in class MemoryIO

Parameters:

offset - The offset at which the values will be read.

dst - The array into which values are to be written.

off - The index within the destination array of the first value to be written.

len - The number of values to be written to the destination array.

put

public void put(long offset,
                double[] dst,
                int off,
                int len)

Description copied from class: MemoryIO

Bulk double put method. This method writes an array of 64 bit floats at the given offset from the given array.

Specified by:

put in interface Pointer

Specified by:

put in class MemoryIO

Parameters:

offset - The offset at which the values will be written.

dst - The source array from which values are to be read.

off - The index within the destination array of the first value to be read.

len - The number of values to be read from the source array.

indexOf

public int indexOf(long offset,
                   byte value,
                   int maxlen)

Specified by:

indexOf in class MemoryIO

setMemory

public void setMemory(long offset,
                      long size,
                      byte value)

Specified by:

setMemory in class MemoryIO