WeakMemoryHolder (JNA API)

com.sun.jna

## Class WeakMemoryHolder

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

-     public class WeakMemoryHolder
      extends java.lang.Object

  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

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `(package private) java.util.IdentityHashMap<java.lang.ref.Reference<java.lang.Object>,Memory>` | `backingMap`
    `(package private) java.lang.ref.ReferenceQueue<java.lang.Object>` | `referenceQueue`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `WeakMemoryHolder()`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `clean()`
    `void` | `put(java.lang.Object o, Memory m)`

    - ### Methods inherited from class java.lang.Object

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

- - ### Field Detail

    - #### referenceQueue

          java.lang.ref.ReferenceQueue<java.lang.Object> referenceQueue

    - #### backingMap

          java.util.IdentityHashMap<java.lang.ref.Reference<java.lang.Object>,Memory> backingMap

  - ### Constructor Detail

    - #### WeakMemoryHolder

          public WeakMemoryHolder()

  - ### Method Detail

    - #### put

          public void put(java.lang.Object o,
                          Memory m)

    - #### clean

          public void clean()

Copyright © 2007-2018 Timothy Wall. All Rights Reserved.