@class NSArray, FCCKContentDatabase, NSError; @interface FCCKMultiFeedQueryOperation : FCOperation { FCCKContentDatabase *_database; NSArray *_feedRequests; unsigned long long _resultsLimit; NSArray *_desiredKeys; long long _sortingFunction; unsigned long long _queryPriority; NSArray *_articleLinkKeys; id /* block */ _queryCompletionHandler; NSArray *_networkEvents; NSArray *_resultFeedItemAndArticleRecords; NSArray *_resultTagRecords; NSArray *_resultIssueRecords; NSArray *_resultFeedResponses; NSError *_resultError; } - (void)performOperation; - (void)operationWillFinishWithError:(id)a0; - (BOOL)validateOperation; - (void).cxx_destruct; - (void)prepareOperation; - (void)resetForRetry; @end