@class NSXPCListener, NSString, NSMutableSet, NSObject; @protocol OS_dispatch_queue, OS_dispatch_semaphore; @interface MLMediaLibraryResourcesServiceServer : NSObject <MLMediaLibraryAccountChangeObserver, MLMediaLibraryResourcesServiceXPCProtocol, NSXPCListenerDelegate> @property (class, readonly, nonatomic) MLMediaLibraryResourcesServiceServer *sharedInstance; @property (retain, nonatomic) NSObject<OS_dispatch_queue> *accessQueue; @property (retain, nonatomic) NSObject<OS_dispatch_queue> *workQueue; @property (retain, nonatomic) NSObject<OS_dispatch_queue> *calloutQueue; @property (retain, nonatomic) NSObject<OS_dispatch_semaphore> *accountChangeSemaphore; @property (retain, nonatomic) NSXPCListener *xpcServiceListener; @property (retain, nonatomic) NSMutableSet *observers; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)_removeObserver:(id)a0; - (void)_addObserver:(id)a0; - (void)emergencyDisconnectWithCompletion:(id /* block */)a0; - (void)performDatabasePathChange:(id)a0 completion:(id /* block */)a1; - (void)terminateForFailureToPerformDatabasePathChange; - (BOOL)listener:(id)a0 shouldAcceptNewConnection:(id)a1; - (void).cxx_destruct; - (void)_blockExecutionForOnGoingAccountChangeIfNeeded; - (void)_unblockExecutionForFutureAccountChange; - (id)initWithAccountChangeObserver:(id)a0; - (void)libraryContainerPathWithCompletion:(id /* block */)a0; - (void)musicContainerPathWithCompletion:(id /* block */)a0; @end