xerial.larray.buffer

Class OffHeapMemory

java.lang.Object

xerial.larray.buffer.OffHeapMemory

All Implemented Interfaces:

Memory

public class OffHeapMemory
extends java.lang.Object
implements Memory

Stores |(memory size:long)| data ... |

Field Summary

Fields

Modifier and Type	Field and Description
static long	HEADER_SIZE

Constructor Summary

Constructors

Constructor and Description
OffHeapMemory() Create an empty memory
OffHeapMemory(long address)
OffHeapMemory(long address, long size)

Method Summary

Modifier and Type	Method and Description
long	address() data-part address
long	dataSize() data-part size
long	headerAddress() Allocated memory address
void	release()
long	size() Allocated memory size
MemoryReference	toRef(java.lang.ref.ReferenceQueue<Memory> queue)

Methods inherited from class java.lang.Object

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

Field Detail

HEADER_SIZE

public static long HEADER_SIZE

Constructor Detail

OffHeapMemory

public OffHeapMemory()

Create an empty memory

OffHeapMemory

public OffHeapMemory(long address)

OffHeapMemory

public OffHeapMemory(long address,
                     long size)

Method Detail

headerAddress

public long headerAddress()

Description copied from interface: Memory

Allocated memory address

Specified by:

headerAddress in interface Memory

Returns:

size

public long size()

Description copied from interface: Memory

Allocated memory size

Specified by:

size in interface Memory

Returns:

address

public long address()

Description copied from interface: Memory

data-part address

Specified by:

address in interface Memory

Returns:

data address

dataSize

public long dataSize()

Description copied from interface: Memory

data-part size

Specified by:

dataSize in interface Memory

Returns:

toRef

public MemoryReference toRef(java.lang.ref.ReferenceQueue<Memory> queue)

Specified by:

toRef in interface Memory

release

public void release()

Specified by:

release in interface Memory