protected function sendMail(JournalItemEvent $itemEvent, $item, $action)
{
$journalItem = $itemEvent->getItem();
foreach ($this->ojsMailer->getJournalRelatedUsers() as $user) {
$this->ojsMailer->sendToUser($user, 'A ' . $item . ' ' . $action . ' -> ' . $journalItem->getJournal()->getTitle(), 'A ' . $item . ' ' . $action . ' -> ' . $journalItem->getJournal()->getTitle() . ' -> by ' . $this->user->getUsername());
}
}