public function __construct($owner = null)
{
$this->execute = true;
parent::__construct($owner);
try {
// Initialize command utility and load the cron table:
$this->cmdU = new CommandUtil();
$this->crontab = $this->cmdU->loadCrontab();
$this->j = CrontabUtil::crontabToArray($this->crontab);
} catch (Exception $e) {
$this->execute = false;
}
}