| commit | author | age | ||
| bad748 | 1 | /* |
| W | 2 | * Copyright (c) 2014, Facebook, Inc. |
| 3 | * All rights reserved. | |
| 4 | * | |
| 5 | * This source code is licensed under the BSD-style license found in the | |
| 6 | * LICENSE file in the root directory of this source tree. An additional grant | |
| 7 | * of patent rights can be found in the PATENTS file in the same directory. | |
| 8 | * | |
| 9 | */ | |
| 10 | ||
| 11 | #import <Foundation/Foundation.h> | |
| 12 | ||
| 13 | NS_ASSUME_NONNULL_BEGIN | |
| 14 | ||
| 15 | /*! | |
| 16 | An object that can run a given block. | |
| 17 | */ | |
| 18 | @interface BFExecutor : NSObject | |
| 19 | ||
| 20 | /*! | |
| 21 | Returns a default executor, which runs continuations immediately until the call stack gets too | |
| 22 | deep, then dispatches to a new GCD queue. | |
| 23 | */ | |
| 24 | + (instancetype)defaultExecutor; | |
| 25 | ||
| 26 | /*! | |
| 27 | Returns an executor that runs continuations on the thread where the previous task was completed. | |
| 28 | */ | |
| 29 | + (instancetype)immediateExecutor; | |
| 30 | ||
| 31 | /*! | |
| 32 | Returns an executor that runs continuations on the main thread. | |
| 33 | */ | |
| 34 | + (instancetype)mainThreadExecutor; | |
| 35 | ||
| 36 | /*! | |
| 37 | Returns a new executor that uses the given block to execute continuations. | |
| 38 | @param block The block to use. | |
| 39 | */ | |
| 40 | + (instancetype)executorWithBlock:(void(^)(void(^block)()))block; | |
| 41 | ||
| 42 | /*! | |
| 43 | Returns a new executor that runs continuations on the given queue. | |
| 44 | @param queue The instance of `dispatch_queue_t` to dispatch all continuations onto. | |
| 45 | */ | |
| 46 | + (instancetype)executorWithDispatchQueue:(dispatch_queue_t)queue; | |
| 47 | ||
| 48 | /*! | |
| 49 | Returns a new executor that runs continuations on the given queue. | |
| 50 | @param queue The instance of `NSOperationQueue` to run all continuations on. | |
| 51 | */ | |
| 52 | + (instancetype)executorWithOperationQueue:(NSOperationQueue *)queue; | |
| 53 | ||
| 54 | /*! | |
| 55 | Runs the given block using this executor's particular strategy. | |
| 56 | @param block The block to execute. | |
| 57 | */ | |
| 58 | - (void)execute:(void(^)())block; | |
| 59 | ||
| 60 | @end | |
| 61 | ||
| 62 | NS_ASSUME_NONNULL_END | |
