* Return the overall Modality list.
*
* @ApiDoc(
* resource = true,
* description = "Return the overall Modality List",
* statusCodes = {
* 200 = "Returned when successful",
* 404 = "Returned when the user is not found"
* }
* )
*
* @Get("/modality")
* @return string $type_material
* @View()
*/
public function getModalitiesAction()
{
$em = $this->getDoctrine()->getManager();
$entity = $em->getRepository('MCBundle:Modality')->findAll();
if (!$entity) {
throw $this->createNotFoundException('Data not found.');