| Listener interface for sending a notification that the asynchronous execution of a
task has finished (successfully or abnormally).
author: Andreas Poth author: Markus Schneider author: last edited by: $Author: apoth $ version: $Revision: 9339 $, $Date: 2007-12-27 04:31:52 -0800 (Thu, 27 Dec 2007) $< Parameters: T - > type of return value |