Abstract method called when the process has finished. Once this method has been called, it is guaraneteed that stdout() will not be called again.
if true, the process exited normally and the exit_code parameter is valid. Otherwise the process exited abnormally, and exit_code will be 0.
the process' exit code, if exited_ok is true. Otherwise 0.
See Implementation
Abstract method called when the process has finished. Once this method has been called, it is guaraneteed that stdout() will not be called again.