PrivatePointer (2013 FRC Java API)

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com.sun.cldc.jna
Class PrivatePointer

java.lang.Object
  com.sun.cldc.jna.PrivatePointer

public class PrivatePointer
extends Object
extends Object

Utilities used by JNA generated Java code. SHOULD NOT BE USED BY USER CODE.

Method Summary
`static Address`	`createArrayBuffer(Object array)` Create a native buffer pointing to either the array data directly, or to a copy of the array data.
`static Address`	`createArrayBuffer(Object array, int offset, int number)` Create a native buffer pointing to either the array data directly, or to a copy of the array data.
`static boolean`	`setUpArrayBufferState()` Get ready to allow creating array buffers.
`static void`	`tearDownArrayBufferState(boolean oldState)` Clean up after creating array buffers.

Methods inherited from class java.lang.Object
`equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Method Detail

setUpArrayBufferState

public static boolean setUpArrayBufferState()

Get ready to allow creating array buffers.

Returns:: previous state

tearDownArrayBufferState

public static void tearDownArrayBufferState(boolean oldState)

Clean up after creating array buffers.

Parameters:: oldState -

createArrayBuffer

public static Address createArrayBuffer(Object array)
                                 throws OutOfMemoryError

Create a native buffer pointing to either the array data directly, or to a copy of the array data. bytes The returned point can be released when not needed.

Parameters:: array - the array to access
Returns:: Pointer the C-accessible version of the array data
Throws:: OutOfMemoryError - if the underlying memory cannot be allocated; IllegalArgumentException - if array is not really an array

createArrayBuffer

public static Address createArrayBuffer(Object array,
                                        int offset,
                                        int number)
                                 throws OutOfMemoryError

Create a native buffer pointing to either the array data directly, or to a copy of the array data. bytes The returned pointer can be released when not needed.

Parameters:: array - the array to access; offset - index of the first element to access; number - number of elements to access
Returns:: Pointer the C-accessible version of the array data
Throws:: OutOfMemoryError - if the underlying memory cannot be allocated; IllegalArgumentException - if array is not really an array