de.ibapl.jnhw

Class OpaqueMemory

java.lang.Object

de.ibapl.jnhw.OpaqueMemory

Direct Known Subclasses:

StructArray

public class OpaqueMemory
extends Object

The base class for any native chunk (i.e. pointer to or structs) of memory. The run method in MemoryCleaner will clean up the allocated memory after finalizing this instance - if this instance owns the memory.

Author:

aploese

Field Summary

Fields

Modifier and Type	Field and Description
long	baseAddress
protected static Logger	LOG
OpaqueMemory	memoryOwner
int	sizeInBytes

Constructor Summary

Constructors

Constructor and Description
OpaqueMemory(int sizeInBytes, boolean clearMem)
OpaqueMemory(int elements, int sizeInBytes, boolean clearMem)
OpaqueMemory(OpaqueMemory owner, long baseAddress, int sizeInBytes)

Method Summary

Modifier and Type	Method and Description
static void	clear(OpaqueMemory mem)
static int	ENOMEM()
protected void	finalize()

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected static final Logger LOG

baseAddress

public final long baseAddress

sizeInBytes

public final int sizeInBytes

memoryOwner

public final OpaqueMemory memoryOwner

Constructor Detail

OpaqueMemory

public OpaqueMemory(int sizeInBytes,
                    boolean clearMem)

OpaqueMemory

public OpaqueMemory(int elements,
                    int sizeInBytes,
                    boolean clearMem)

OpaqueMemory

public OpaqueMemory(OpaqueMemory owner,
                    long baseAddress,
                    int sizeInBytes)

Method Detail

ENOMEM

public static final int ENOMEM()

clear

public static final void clear(OpaqueMemory mem)

finalize

protected void finalize()
                 throws Throwable

Overrides:

finalize in class Object

Throws:

Throwable