@class NSLock, NSMutableDictionary, NSString; @interface APMetricNotificationRegistrar : NSObject <APMetricNotificationRegister, APMetricReceiving> @property (readonly, nonatomic) NSMutableDictionary *registryByRoute; @property (readonly, nonatomic) NSMutableDictionary *registryByClosure; @property (readonly, nonatomic) NSLock *registryLock; @property (readonly, nonatomic) long long registrationCounter; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)init; - (id)_metricRegistryForPurpose:(long long)a0 andMetric:(long long)a1; - (long long)registerHandlerForPurpose:(long long)a0 closure:(id /* block */)a1; - (void)removeHandlerWithIdentifier:(long long)a0; - (void)receivedMetric:(id)a0; - (void).cxx_destruct; - (id)_closuresForPurpose:(long long)a0 andMetric:(long long)a1; - (long long)registerHandlerForPurpose:(long long)a0 andMetric:(long long)a1 closure:(id /* block */)a2; @end