@class NSString; @interface _CDPeriodicScheduler : NSObject <_CDPeriodicScheduler> @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (id)sharedInstance; - (void)unregisterJob:(id)a0; - (void)updateExecutionCriteriaOnJob:(id)a0; - (void)registerJob:(id)a0; @end