Neo.Flow 模型单向1对多

    /** * A unidirectional OneToMany association * * @var \Doctrine\Common\Collections\Collection<\Ireien\Course\Domain\Model\Item> * @ORM\ManyToMany * @ORM\JoinTable(inverseJoinColumns={@ORM\JoinColumn(onDelete="CASCADE")}) */
    protected $items;

    /** * @return void */
    public function __construct() {
        $this->items = new \Doctrine\Common\Collections\ArrayCollection();
    }

    /** * @param \Ireien\Course\Domain\Model\Item $item * @return void */
    public function addItem(\Ireien\Course\Domain\Model\Item $item) {
        $this->items->add($item);
    }