@class NSString, HDSPEnvironment, HKSPObserverSet; @interface HDSPTimeChangeListener : NSObject <HDSPNotificationObserver, HDSPEnvironmentAware, HDSPSource> @property (readonly, nonatomic) HKSPObserverSet *observers; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; @property (readonly, weak, nonatomic) HDSPEnvironment *environment; @property (readonly, nonatomic) NSString *sourceIdentifier; @property (readonly, nonatomic) BOOL dontNotify; @property (readonly, nonatomic) BOOL dontSync; - (void)environmentWillBecomeReady:(id)a0; - (void)removeObserver:(id)a0; - (id)initWithEnvironment:(id)a0; - (void)environmentDidBecomeReady:(id)a0; - (id)notificationListener:(id)a0 didReceiveNotificationWithName:(id)a1; - (void)handleSignificantTimeChange; - (void).cxx_destruct; - (void)addObserver:(id)a0; - (void)handleTimeZoneChange; @end