NSObject(FWApplication)

@interface NSObject (FWApplication)

可使用NS_UNAVAILABLE标记方法不可用，NS_DESIGNATED_INITIALIZER标记默认init方法。 注意load可能被子类super调用导致调用多次，需dispatch_once避免；而initialize如果子类不实现，默认会调用父类initialize，也会导致调用多次，可判断class或dispatch_once避免

Archive

  • 使用NSKeyedArchiver和NSKeyedUnarchiver深拷对象

    Declaration

    Objective-C

    - (nullable id)fw_archiveCopy;

    Return Value

    出错返回nil

Block

  • 延迟delay秒后主线程执行，返回可取消的block，对象范围

    Declaration

    Objective-C

    - (nonnull id)fw_performBlock:(nonnull void (^)(id _Nonnull __strong))block
                   afterDelay:(NSTimeInterval)delay;

  • 延迟delay秒后后台线程执行，返回可取消的block，对象范围

    Declaration

    Objective-C

    - (nonnull id)fw_performBlockInBackground:
                  (nonnull void (^)(id _Nonnull __strong))block
                               afterDelay:(NSTimeInterval)delay;

  • 延迟delay秒后指定线程执行，返回可取消的block，对象范围

    Declaration

    Objective-C

    - (nonnull id)fw_performBlock:(nonnull void (^)(id _Nonnull __strong))block
                      onQueue:(nonnull dispatch_queue_t)queue
                   afterDelay:(NSTimeInterval)delay;

  • 同步方式执行异步block，阻塞当前线程(信号量)，异步block必须调用completionHandler，全局范围

    Declaration

    Objective-C

    - (void)fw_syncPerformAsyncBlock:
    (nonnull void (^)(void (^_Nonnull __strong)(void)))asyncBlock;

  • 同一个identifier仅执行一次block，对象范围

    Declaration

    Objective-C

    - (void)fw_performOnce:(nonnull NSString *)identifier
             withBlock:(nonnull void (^)(void))block;

  • 重试方式执行异步block，直至成功或者次数为0或者超时，完成后回调completion。block必须调用completionHandler，参数示例：重试4次|超时8秒|延迟2秒

    Declaration

    Objective-C

    - (void)fw_performBlock:(nonnull void (^)(void (^_Nonnull __strong)(
                            BOOL, id _Nullable __strong)))block
             completion:(nonnull void (^)(BOOL,
                                          id _Nullable __strong))completion
             retryCount:(NSUInteger)retryCount
        timeoutInterval:(NSTimeInterval)timeoutInterval
          delayInterval:(NSTimeInterval)delayInterval;

  • 延迟delay秒后主线程执行，返回可取消的block，全局范围

    Declaration

    Objective-C

    + (nonnull id)fw_performBlock:(nonnull void (^)(void))block
                   afterDelay:(NSTimeInterval)delay;

  • 延迟delay秒后后台线程执行，返回可取消的block，全局范围

    Declaration

    Objective-C

    + (nonnull id)fw_performBlockInBackground:(nonnull void (^)(void))block
                               afterDelay:(NSTimeInterval)delay;

  • 延迟delay秒后指定线程执行，返回可取消的block，全局范围

    Declaration

    Objective-C

    + (nonnull id)fw_performBlock:(nonnull void (^)(void))block
                      onQueue:(nonnull dispatch_queue_t)queue
                   afterDelay:(NSTimeInterval)delay;

  • 取消指定延迟block，全局范围

    Declaration

    Objective-C

    + (void)fw_cancelBlock:(nonnull id)block;

  • 同步方式执行异步block，阻塞当前线程(信号量)，异步block必须调用completionHandler，全局范围

    Declaration

    Objective-C

    + (void)fw_syncPerformAsyncBlock:
    (nonnull void (^)(void (^_Nonnull __strong)(void)))asyncBlock;

  • 同一个identifier仅执行一次block，全局范围

    Declaration

    Objective-C

    + (void)fw_performOnce:(nonnull NSString *)identifier
             withBlock:(nonnull void (^)(void))block;

  • 重试方式执行异步block，直至成功或者次数为0或者超时，完成后回调completion。block必须调用completionHandler，参数示例：重试4次|超时8秒(0不限制)|延迟2秒

    Declaration

    Objective-C

    + (void)fw_performBlock:(nonnull void (^)(void (^_Nonnull __strong)(
                            BOOL, id _Nullable __strong)))block
             completion:(nonnull void (^)(BOOL,
                                          id _Nullable __strong))completion
             retryCount:(NSUInteger)retryCount
        timeoutInterval:(NSTimeInterval)timeoutInterval
          delayInterval:(NSTimeInterval)delayInterval;

  • 执行轮询block任务，返回任务Id可取消

    Declaration

    Objective-C

    + (nonnull NSString *)fw_performTask:(nonnull void (^)(void))task
                               start:(NSTimeInterval)start
                            interval:(NSTimeInterval)interval
                             repeats:(BOOL)repeats
                               async:(BOOL)async;

  • 指定任务Id取消轮询任务

    Declaration

    Objective-C

    + (void)fw_cancelTask:(nonnull NSString *)taskId;

Debug

  • 获取当前对象的所有 @property、方法，父类的方法也会分别列出

    Declaration

    Objective-C

    @property (nonatomic, copy, readonly) NS_REFINED_FOR_SWIFT NSString *fw_methodList;

  • 获取当前对象的所有 @property、方法，不包含父类的

    Declaration

    Objective-C

    @property (nonatomic, copy, readonly) NS_REFINED_FOR_SWIFT NSString *fw_shortMethodList;

  • 当前对象的所有 Ivar 变量

    Declaration

    Objective-C

    @property (nonatomic, copy, readonly) NS_REFINED_FOR_SWIFT NSString *fw_ivarList;