/**
  * Set and error and return false
  * @param string message
  * @return false
  * @access private
  */
 public function __errorAndExit($message)
 {
     $this->errors[$this->id][] = $message;
     QueueUtil::writeLog('Error: ' . $message);
     return false;
 }
 /**
  * Reschedule a task based on reschedule
  * @param string uuid
  * @return boolean success
  */
 private function __reschedule($id = null)
 {
     if ($id) {
         $this->id = $id;
     }
     if (!$this->exists()) {
         return $this->__errorAndExit("QueueTask {$this->id} not found.");
     }
     QueueUtil::writeLog('Rescheduling ' . $this->id . ' to ');
 }