@class NSMutableSet, NSMutableDictionary; @interface ISUniqueOperationContext : NSObject { NSMutableSet *_operations; NSMutableDictionary *_uniqueOperations; } - (void)addOperation:(id)a0; - (unsigned long long)countOfOperations; - (id)init; - (void)dealloc; - (BOOL)containsOperation:(id)a0; - (void)setUniqueOperation:(id)a0 forKey:(id)a1; - (id)uniqueOperationForKey:(id)a0; - (void)removeOperation:(id)a0; @end