public Class WeakMemoryHolder

Class Inheritance

extends Object

java.lang.Object
com.sun.jna.WeakMemoryHolder

Imports

java.lang.ref.Reference, .ReferenceQueue, .WeakReference, java.util.IdentityHashMap

Helper to hold a memory object based on the lifetime of another object. The intended use is to assoziate a ByteBuffer with its backing Memory object. The ByteBuffer is held by a WeakReference and a ReferenceQueue is used to track GC of the ByteBuffer. The references to the memory objects are released on access of WeakMemoryHolder.

Field Summary

Modifier and Type	Field and Description
pack-priv IdentityHashMap<Reference<Object>, Memory>	backingMap
pack-priv ReferenceQueue<Object>	referenceQueue

Constructor Summary

Access	Constructor and Description
public	WeakMemoryHolder()

Method Summary

Modifier and Type	Method and Description
public synchronized void	clean()
public synchronized void	put(Object o, Memory m)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

backingMap	back to summary
pack-priv IdentityHashMap<Reference<Object>, Memory> backingMap

referenceQueue	back to summary
pack-priv ReferenceQueue<Object> referenceQueue

Constructor Detail

WeakMemoryHolder	back to summary
public WeakMemoryHolder()

Method Detail

clean	back to summary
public synchronized void clean()

put	back to summary
public synchronized void put(Object o, Memory m)