/**
* CalDAV backend
*
- * @var Sabre_CalDAV_Backend_Abstract
+ * @var Sabre_CalDAV_Backend_BackendInterface
*/
protected $caldavBackend;
*
*
* @param Sabre_DAVACL_IPrincipalBackend $principalBackend
- * @param Sabre_CalDAV_Backend_Abstract $caldavBackend
+ * @param Sabre_CalDAV_Backend_BackendInterface $caldavBackend
* @param string $principalPrefix
*/
- public function __construct(Sabre_DAVACL_IPrincipalBackend $principalBackend,Sabre_CalDAV_Backend_Abstract $caldavBackend, $principalPrefix = 'principals') {
+ public function __construct(Sabre_DAVACL_IPrincipalBackend $principalBackend,Sabre_CalDAV_Backend_BackendInterface $caldavBackend, $principalPrefix = 'principals') {
parent::__construct($principalBackend, $principalPrefix);
$this->caldavBackend = $caldavBackend;