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package sun.nio.ch;                                     // Formerly in sun.misc


// ## In the fullness of time, this class will be eliminated

class AllocatedNativeObject                             // package-private
    extends NativeObject
{

    
Allocates a memory area of at least size bytes outside of the
Java heap and creates a native object for that area.

Params:
  • size – 
        Number of bytes to allocate
  • pageAligned – 
        If true then the area will be aligned on a hardware
        page boundary
Throws:
/**
     * Allocates a memory area of at least <tt>size</tt> bytes outside of the
     * Java heap and creates a native object for that area.
     *
     * @param  size
     *         Number of bytes to allocate
     *
     * @param  pageAligned
     *         If <tt>true</tt> then the area will be aligned on a hardware
     *         page boundary
     *
     * @throws OutOfMemoryError
     *         If the request cannot be satisfied
     */
    AllocatedNativeObject(int size, boolean pageAligned) {
        super(size, pageAligned);
    }

    
Frees the native memory area associated with this object.

/**
     * Frees the native memory area associated with this object.
     */
    synchronized void free() {
        if (allocationAddress != 0) {
            unsafe.freeMemory(allocationAddress);
            allocationAddress = 0;
        }
    }

}