Ojs\JournalBundle\Entity\Journal::addJournalIndex PHP 메소드

    public function addJournalIndex(JournalIndex $journalIndex)
    {
        if (!$this->journalIndexs->contains($journalIndex)) {
            $this->journalIndexs->add($journalIndex);
            $journalIndex->setJournal($this);
        }
        return $this;
    }