@class NSString, EKAvailabilityCache, NSArray, NSError, NSDate, NSObject; @protocol OS_dispatch_queue; @interface EKRequestAvailabilityOperation : NSOperation { BOOL _isFinished; BOOL _isExecuting; EKAvailabilityCache *_availabilityCache; NSDate *_startDate; NSDate *_endDate; NSString *_ignoredEventID; NSArray *_addresses; id /* block */ _resultsBlock; id _requestID; NSObject<OS_dispatch_queue> *_queue; } @property (retain, nonatomic) NSError *error; - (BOOL)isExecuting; - (id)init; - (void)main; - (void)start; - (BOOL)isFinished; - (id)description; - (void).cxx_destruct; - (void)cancel; - (BOOL)isConcurrent; - (void)_finishWithError:(id)a0; - (id)initWithSource:(id)a0 startDate:(id)a1 endDate:(id)a2 ignoredEvent:(id)a3 addresses:(id)a4 resultsBlock:(id /* block */)a5; - (id)initWithSource:(id)a0 startDate:(id)a1 endDate:(id)a2 ignoredEventID:(id)a3 addresses:(id)a4 resultsBlock:(id /* block */)a5; @end