class CKContainer : NSObject {
    init()
    class func defaultContainer() -> CKContainer
     init(identifier containerIdentifier: String)
    class func containerWithIdentifier(_ containerIdentifier: String) -> CKContainer
    var containerIdentifier: String? { get }
    func addOperation(_ operation: CKOperation)
}
extension CKContainer {
    var privateCloudDatabase: CKDatabase { get }
    var publicCloudDatabase: CKDatabase { get }
}
extension CKContainer {
    func accountStatusWithCompletionHandler(_ completionHandler: (CKAccountStatus, NSError?) -> Void)
}
extension CKContainer {
    func statusForApplicationPermission(_ applicationPermission: CKApplicationPermissions, completionHandler completionHandler: CKApplicationPermissionBlock)
    func requestApplicationPermission(_ applicationPermission: CKApplicationPermissions, completionHandler completionHandler: CKApplicationPermissionBlock)
}
extension CKContainer {
    func fetchUserRecordIDWithCompletionHandler(_ completionHandler: (CKRecordID?, NSError?) -> Void)
    func discoverAllContactUserInfosWithCompletionHandler(_ completionHandler: ([CKDiscoveredUserInfo]?, NSError?) -> Void)
    func discoverUserInfoWithEmailAddress(_ email: String, completionHandler completionHandler: (CKDiscoveredUserInfo?, NSError?) -> Void)
    func discoverUserInfoWithUserRecordID(_ userRecordID: CKRecordID, completionHandler completionHandler: (CKDiscoveredUserInfo?, NSError?) -> Void)
}

class CKContainer : NSObject {
    init()
    class func defaultContainer() -> CKContainer
     init(identifier containerIdentifier: String)
    class func containerWithIdentifier(_ containerIdentifier: String) -> CKContainer
    var containerIdentifier: String? { get }
    func addOperation(_ operation: CKOperation)
}
extension CKContainer {
    var privateCloudDatabase: CKDatabase { get }
    var publicCloudDatabase: CKDatabase { get }
}
extension CKContainer {
    func accountStatusWithCompletionHandler(_ completionHandler: (CKAccountStatus, NSError?) -> Void)
}
extension CKContainer {
    func statusForApplicationPermission(_ applicationPermission: CKApplicationPermissions, completionHandler completionHandler: CKApplicationPermissionBlock)
    func requestApplicationPermission(_ applicationPermission: CKApplicationPermissions, completionHandler completionHandler: CKApplicationPermissionBlock)
}
extension CKContainer {
    func fetchUserRecordIDWithCompletionHandler(_ completionHandler: (CKRecordID?, NSError?) -> Void)
    func discoverAllContactUserInfosWithCompletionHandler(_ completionHandler: ([CKDiscoveredUserInfo]?, NSError?) -> Void)
    func discoverUserInfoWithEmailAddress(_ email: String, completionHandler completionHandler: (CKDiscoveredUserInfo?, NSError?) -> Void)
    func discoverUserInfoWithUserRecordID(_ userRecordID: CKRecordID, completionHandler completionHandler: (CKDiscoveredUserInfo?, NSError?) -> Void)
}
extension CKContainer {
    func fetchAllLongLivedOperationIDsWithCompletionHandler(_ completionHandler: ([String]?, NSError?) -> Void)
    func fetchLongLivedOperationWithID(_ operationID: String, completionHandler completionHandler: (CKOperation?, NSError?) -> Void)
}

class CKOperation : NSOperation {
    init()
    func activityStart() -> os_activity_t
    var container: CKContainer?
    var usesBackgroundSession: Bool
    var allowsCellularAccess: Bool
}

class CKOperation : NSOperation {
    init()
    var container: CKContainer?
    var usesBackgroundSession: Bool
    var allowsCellularAccess: Bool
    var operationID: String { get }
    var longLived: Bool
    var longLivedOperationWasPersistedBlock: () -> Void
}