User/Hotel Association

class User {
    ...

    /**
     * @var \Doctrine\Common\Collections\Collection<\DKM\Services\Domain\Model\Hotel>
     * @ORM\ManyToMany(mappedBy="users" , cascade={"persist"})
     */
    protected $hotels;

    /**
     * Get the Users's hotels
     *
     * @return \Doctrine\Common\Collections\Collection The Users's hotels
     */
    public function getHotels() {
        return $this->hotels;
    }

    /**
     * Sets this User's hotel
     *
     * @param \Doctrine\Common\Collections\Collection $users The User's hotels
     * @return void
     */
    public function setHotels(\Doctrine\Common\Collections\Collection $hotels) {
        $this->hotels = $hotels;

        //This is necessary (I don't know if there's a way to automatically do this)
        //because user is the "inversedSide" of the manytomany relationship.
        //@see http://docs.doctrine-project.org/projects/doctrine-orm/en/2.0.x/reference/association-mapping.html#association-mapping-owning-inverse
        foreach ($hotels as $hotel) {
            $hotel->getUsers()->add($this);
        }
    }
}


class Hotel{

    /**
     * Users is an array collection of User objects
     * @var \Doctrine\Common\Collections\Collection<\DKM\Services\Domain\Model\User>
     * @ORM\ManyToMany(inversedBy="hotels", cascade={"persist"})
     * @ORM\JoinTable(name="dkm_services_domain_model_hotel_user_join")
     */
    protected $users;
    /**
     * Get the Hotel's users
     *
     * @return \Doctrine\Common\Collections\Collection The Hotel's users
     */
    public function getUsers() {
        return $this->users;
    }

    /**
     * Sets this Hotel's users
     *
     * @param \Doctrine\Common\Collections\Collection $users The Hotel's users
     * @return void
     */
    public function setUsers(\Doctrine\Common\Collections\Collection $users) {
        $this->users = $users;
    }


}