类图

2018-08-19 18:00:42   35  举报

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类图是一种用于描述系统结构和组织的工具，它以图形化的方式展示了系统中的类、接口以及它们之间的关系。在类图中，每个类被表示为一个矩形，而类的属性和方法则以标签的形式附加在矩形上。类之间的关系可以通过箭头来表示，箭头的方向表示了关系的方向。例如，单向关联可以用一个带箭头的实线表示，双向关联可以用一条带双向箭头的实线表示。类图还可以展示类的继承关系，子类通常位于父类的下方，并用一条带有空心箭头的实线连接到父类。通过类图，我们可以清晰地了解系统的组成部分以及它们之间的交互方式，从而更好地设计和实现系统。

作者其他创作

大纲/内容

SKPaymentTransaction

NSError *errorSKPaymentTransaction *originalTransactionSKPayment *paymentNSArray *downloads //iOS6NSDate *transactionDateNSString *transactionIdentifierNSData *transactionReceiptSKPaymentTransactionState transactionState

SKPaymentQueue

NSArray *transactions--------------------------------------------------------------------------------------------------------------------------------------------+ (SKPaymentQueue *)defaultQueue+ (BOOL)canMakePayments- (void)addPayment:(SKPayment *)payment- (void)restoreCompletedTransactions- (void)finishTransaction:(SKPaymentTransaction *)transaction- (void)addTransactionObserver:(id )observer- (void)removeTransactionObserver:(id )observer/*iOS6*/- (void)startDownloads:(NSArray *)downloads- (void)pauseDownloads:(NSArray *)downloads- (void)resumeDownloads:(NSArray *)downloads- (void)cancelDownloads:(NSArray *)downloads- (void)restoreCompletedTransactionsWithApplicationUsername:(NSString *)username //iOS7

SKReceiptRefreshRequest（ios7）

NSDictionary *receiptProperties

- (id)initWithReceiptProperties:(NSDictionary *)properties

SKProductsResponse

NSArray *productsNSArray *invalidProductIdentifiers

SKPayment

+ (id)paymentWithProduct:(SKProduct *)product

SKRequestDelegate

- (void)requestDidFinish:(SKRequest *)request- (void)request:(SKRequest *)request didFailWithError:(NSError *)error

StoreKit框架中几种重要的类及协议

SKProductsRequestDelegate

- (void)productsRequest:(SKProductsRequest *)request didReceiveResponse:(SKProductsResponse *)response

SKPaymentTransactionObserver

- (void)paymentQueue:(SKPaymentQueue *)queue updatedTransactions:(NSArray *)transactions- (void)paymentQueue:(SKPaymentQueue *)queue removedTransactions:(NSArray *)transactions- (void)paymentQueue:(SKPaymentQueue *)queue restoreCompletedTransactionsFailedWithError:(NSError *)error- (void)paymentQueueRestoreCompletedTransactionsFinished:(SKPaymentQueue *)queue- (void)paymentQueue:(SKPaymentQueue *)queue updatedDownloads:(NSArray *)downloads

SKProductsRequest

id delegate

- (id)initWithProductIdentifiers:(NSSet *)productIdentifiers

SKDownload（iOS6）

SKDownloadState downloadStatelong long contentLengthNSString *contentIdentifierNSURL *contentURLNSString *contentVersionNSError *errorfloat progressNSTimeInterval timeRemainingSKPaymentTransaction *transaction

SKProduct

NSString *localizedDescriptionNSString *localizedTitleNSDecimalNumber *priceNSString *productIdentifier======iOS6.0========BOOL downloadableNSArray *downloadContentLengthsNSString *downloadContentVersion

SKRequest

- (void)cancel- (void)start