public function __construct()
{
// id
$id = new Id('id');
$id->setRequired(true);
$this->add($id);
// name
$name = new Text('name', 0, 250);
$name->setRequired(false);
$this->add($name);
// type
$type = new Int('type');
$type->setRequired(false);
$this->add($type);
}
