@class _PASLock, NSObject; @protocol OS_dispatch_queue, OS_dispatch_source, OS_os_transaction; @interface _CDSpotlightContactResolver : NSObject { _PASLock *_cachedContactsForHandle; NSObject<OS_dispatch_queue> *_cacheInvalidationTimerQueue; NSObject<OS_dispatch_source> *_cacheInvalidationTimer; NSObject<OS_os_transaction> *_transaction; } + (id)sharedInstance; + (id)resolveContactIfPossibleFromContactIdentifierString:(id)a0; - (id)init; - (id)_getCachedContactForHandle:(id)a0; - (void).cxx_destruct; - (void)_setContact:(id)a0 forHandle:(id)a1; - (void)_purge; - (void)_validateCache; @end