public function load(ObjectManager $em)
{
$histoire = new Category();
$histoire->setName('Histoire');
$maths = new Category();
$maths->setName('Mathématique');
$francais = new Category();
$francais->setName('Français');
$physique = new Category();
$physique->setName('Physique');
$dessin = new Category();
$dessin->setName('Dessin');
$em->persist($histoire);
$em->persist($maths);
$em->persist($francais);
$em->persist($physique);
$em->persist($dessin);
$em->flush();
$this->addReference('category-histoire', $histoire);
$this->addReference('category-maths', $maths);
$this->addReference('category-francais', $francais);
$this->addReference('category-physique', $physique);
$this->addReference('category-dessin', $dessin);
}
/**
* @VirtualProperty
* @SerializedName ("category_name")
*
* @return string
*/
public function get_category_name()
{
return $this->category->getName();
}