eu.aschuetz.nativeutils.api

Interface PointerHandler

public interface PointerHandler

Interface for handler to close/sync pointers of native memory.

Method Summary

Modifier and Type	Method and Description
void	handleClose(long ptr, long size) Close or free the resource associated with the pointer.
void	handleSync(long ptr, long size, long offset, long length, boolean invalidate) Flush changes made to the pointer to disk/device.

Method Detail

handleClose

void handleClose(long ptr,
                 long size)

Close or free the resource associated with the pointer.

Parameters:

ptr - the pointer

size - the size of the pointer if known. Long.MAX_VALUE if not known.

read - is the pointer marked for reading.

write - is the pointer marked for writing.

handleSync

void handleSync(long ptr,
                long size,
                long offset,
                long length,
                boolean invalidate)
         throws SyncFailedException

Flush changes made to the pointer to disk/device. This may be a noop.

Parameters:

ptr - the pointer

size - size of the pointer.

read - is the pointer marked for reading.

write - is the pointer marked for writing.

offset - offset of the region to flush changes

length - length of the region to flush changes

invalidate - invalidate all caches

Throws:

SyncFailedException