Ojs\JournalBundle\Entity\Journal::addJournalUser PHP Method

    public function addJournalUser(JournalUser $journalUser)
    {
        if (!$this->journalUsers->contains($journalUser)) {
            $this->journalUsers->add($journalUser);
            $journalUser->setJournal($this);
        }
        return $this;
    }