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JNA API 4.2.1

Class CallbackReference

  • class CallbackReference
    extends WeakReference
    Provides a reference to an association between a native callback closure and a Java Callback closure.
    • Field Detail

      • callbackMap

        static final Map callbackMap
      • directCallbackMap

        static final Map directCallbackMap
      • pointerCallbackMap

        static final Map pointerCallbackMap
      • allocations

        static final Map allocations
    • Method Detail

      • getCallback

        public static Callback getCallback(Class type,
                                           Pointer p)
        Return a Callback associated with the given function pointer. If the pointer refers to a Java callback trampoline, return the original Java Callback. Otherwise, return a proxy to the native function pointer.
        IllegalStateException - if the given pointer has already been mapped to a callback of a different type.
      • findCallbackClass

        static Class findCallbackClass(Class type)
        Find the first instance of an interface which implements the Callback interface or an interface derived from Callback, which defines an appropriate callback method.
      • getTrampoline

        public Pointer getTrampoline()
        Obtain a pointer to the native glue code for this callback.
      • finalize

        protected void finalize()
        Free native resources associated with this callback when GC'd.
        finalize in class Object
      • dispose

        protected void dispose()
        Free native resources associated with this callback.
      • disposeAll

        static void disposeAll()
        Dispose of all memory allocated for callbacks.
      • getFunctionPointer

        public static Pointer getFunctionPointer(Callback cb)
        Return a Pointer to the native function address for the given callback.
JNA API 4.2.1

Copyright © 2007-2015 Timothy Wall. All Rights Reserved.