├── .gitignore ├── LICENSE ├── OperationQueues.xcodeproj ├── project.pbxproj └── project.xcworkspace │ └── contents.xcworkspacedata ├── OperationQueues ├── AppDelegate.h ├── AppDelegate.m ├── Base.lproj │ ├── LaunchScreen.xib │ └── Main.storyboard ├── CustomOperation │ ├── OQConcurrentOperation.h │ ├── OQConcurrentOperation.m │ ├── OQNonConcurrentOperation.h │ └── OQNonConcurrentOperation.m ├── ExecuteOperation │ ├── OQManualExecuteOperation.h │ ├── OQManualExecuteOperation.m │ ├── OQUseOperationQueue.h │ └── OQUseOperationQueue.m ├── Images.xcassets │ └── AppIcon.appiconset │ │ └── Contents.json ├── Info.plist ├── NSBlockOperation │ ├── OQCreateBlockOperation.h │ └── OQCreateBlockOperation.m ├── NSInvocationOperation │ ├── ExecuteOperation │ │ ├── OQManualExecuteOperation.h │ │ ├── OQManualExecuteOperation.m │ │ ├── OQUseOperationQueue.h │ │ └── OQUseOperationQueue.m │ ├── OQCreateInvocationOperation.h │ └── OQCreateInvocationOperation.m ├── ViewController.h ├── ViewController.m └── main.m ├── OperationQueuesTests ├── CustomOperation │ ├── OQConcurrentOperationTests.m │ └── OQNonConcurrentOperationTests.m ├── ExecuteOperation │ ├── OQManualExecuteOperationTests.m │ └── OQUseOperationQueueTests.m ├── Info.plist ├── NSBlockOperation │ └── OQCreateBlockOperationTests.m └── NSInvocationOperation │ └── OQCreateInvocationOperationTests.m └── README.md /.gitignore: -------------------------------------------------------------------------------- 1 | # Xcode 2 | # 3 | build/ 4 | *.pbxuser 5 | !default.pbxuser 6 | *.mode1v3 7 | !default.mode1v3 8 | *.mode2v3 9 | !default.mode2v3 10 | *.perspectivev3 11 | !default.perspectivev3 12 | xcuserdata 13 | *.xccheckout 14 | *.moved-aside 15 | DerivedData 16 | *.hmap 17 | *.ipa 18 | *.xcuserstate 19 | 20 | # CocoaPods 21 | # 22 | # We recommend against adding the Pods directory to your .gitignore. However 23 | # you should judge for yourself, the pros and cons are mentioned at: 24 | # http://guides.cocoapods.org/using/using-cocoapods.html#should-i-ignore-the-pods-directory-in-source-control 25 | # 26 | #Pods/ 27 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | The MIT License (MIT) 2 | 3 | Copyright (c) 2015 leichunfeng 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | 23 | -------------------------------------------------------------------------------- /OperationQueues.xcodeproj/project.pbxproj: -------------------------------------------------------------------------------- 1 | // !$*UTF8*$! 2 | { 3 | archiveVersion = 1; 4 | classes = { 5 | }; 6 | objectVersion = 46; 7 | objects = { 8 | 9 | /* Begin PBXBuildFile section */ 10 | 249B41381B6C960B00870EFF /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = 249B41371B6C960B00870EFF /* main.m */; }; 11 | 249B413B1B6C960B00870EFF /* AppDelegate.m in Sources */ = {isa = PBXBuildFile; fileRef = 249B413A1B6C960B00870EFF /* AppDelegate.m */; }; 12 | 249B413E1B6C960B00870EFF /* ViewController.m in Sources */ = {isa = PBXBuildFile; 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All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface AppDelegate : UIResponder 12 | 13 | @property (strong, nonatomic) UIWindow *window; 14 | 15 | @end 16 | 17 | -------------------------------------------------------------------------------- /OperationQueues/AppDelegate.m: -------------------------------------------------------------------------------- 1 | // 2 | // AppDelegate.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import "AppDelegate.h" 10 | 11 | @interface AppDelegate () 12 | 13 | @end 14 | 15 | @implementation AppDelegate 16 | 17 | - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { 18 | return YES; 19 | } 20 | 21 | @end 22 | -------------------------------------------------------------------------------- /OperationQueues/Base.lproj/LaunchScreen.xib: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 20 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | -------------------------------------------------------------------------------- /OperationQueues/Base.lproj/Main.storyboard: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /OperationQueues/CustomOperation/OQConcurrentOperation.h: -------------------------------------------------------------------------------- 1 | // 2 | // OQConcurrentOperation.h 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface OQConcurrentOperation : NSOperation 12 | 13 | @end 14 | -------------------------------------------------------------------------------- /OperationQueues/CustomOperation/OQConcurrentOperation.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQConcurrentOperation.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import "OQConcurrentOperation.h" 10 | 11 | @implementation OQConcurrentOperation 12 | 13 | @synthesize executing = _executing; 14 | @synthesize finished = _finished; 15 | 16 | - (id)init { 17 | self = [super init]; 18 | if (self) { 19 | _executing = NO; 20 | _finished = NO; 21 | } 22 | return self; 23 | } 24 | 25 | - (BOOL)isConcurrent { 26 | return YES; 27 | } 28 | 29 | - (BOOL)isExecuting { 30 | return _executing; 31 | } 32 | 33 | - (BOOL)isFinished { 34 | return _finished; 35 | } 36 | 37 | - (void)start { 38 | if (self.isCancelled) { 39 | [self willChangeValueForKey:@"isFinished"]; 40 | _finished = YES; 41 | [self didChangeValueForKey:@"isFinished"]; 42 | 43 | return; 44 | } 45 | 46 | [self willChangeValueForKey:@"isExecuting"]; 47 | 48 | [NSThread detachNewThreadSelector:@selector(main) toTarget:self withObject:nil]; 49 | _executing = YES; 50 | 51 | [self didChangeValueForKey:@"isExecuting"]; 52 | } 53 | 54 | - (void)main { 55 | @try { 56 | NSLog(@"Start executing %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), [NSThread mainThread], [NSThread currentThread]); 57 | 58 | sleep(3); 59 | 60 | [self willChangeValueForKey:@"isExecuting"]; 61 | _executing = NO; 62 | [self didChangeValueForKey:@"isExecuting"]; 63 | 64 | [self willChangeValueForKey:@"isFinished"]; 65 | _finished = YES; 66 | [self didChangeValueForKey:@"isFinished"]; 67 | 68 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 69 | } 70 | @catch (NSException *exception) { 71 | NSLog(@"Exception: %@", exception); 72 | } 73 | } 74 | 75 | @end 76 | -------------------------------------------------------------------------------- /OperationQueues/CustomOperation/OQNonConcurrentOperation.h: -------------------------------------------------------------------------------- 1 | // 2 | // OQNonConcurrentOperation.h 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface OQNonConcurrentOperation : NSOperation 12 | 13 | - (instancetype)initWithData:(id)data; 14 | 15 | @end 16 | -------------------------------------------------------------------------------- /OperationQueues/CustomOperation/OQNonConcurrentOperation.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQNonConcurrentOperation.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import "OQNonConcurrentOperation.h" 10 | 11 | @interface OQNonConcurrentOperation () 12 | 13 | @property (strong, nonatomic) id data; 14 | 15 | @end 16 | 17 | @implementation OQNonConcurrentOperation 18 | 19 | - (id)initWithData:(id)data { 20 | self = [super init]; 21 | if (self) { 22 | self.data = data; 23 | } 24 | return self; 25 | } 26 | 27 | /* 28 | /// 不支持取消操作 29 | - (void)main { 30 | @try { 31 | NSLog(@"Start executing %@ with data: %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), self.data, [NSThread mainThread], [NSThread currentThread]); 32 | sleep(3); 33 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 34 | } 35 | @catch(NSException *exception) { 36 | NSLog(@"Exception: %@", exception); 37 | } 38 | } 39 | */ 40 | 41 | /// 支持取消操作 42 | - (void)main { 43 | @try { 44 | if (self.isCancelled) return; 45 | 46 | NSLog(@"Start executing %@ with data: %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), self.data, [NSThread mainThread], [NSThread currentThread]); 47 | 48 | for (NSUInteger i = 0; i < 3; i++) { 49 | if (self.isCancelled) return; 50 | 51 | sleep(1); 52 | 53 | NSLog(@"Loop %@", @(i + 1)); 54 | } 55 | 56 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 57 | } 58 | @catch(NSException *exception) { 59 | NSLog(@"Exception: %@", exception); 60 | } 61 | } 62 | 63 | @end 64 | -------------------------------------------------------------------------------- /OperationQueues/ExecuteOperation/OQManualExecuteOperation.h: -------------------------------------------------------------------------------- 1 | // 2 | // OQManualExecuteOperation.h 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/2. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface OQManualExecuteOperation : NSObject 12 | 13 | - (BOOL)manualPerformOperation:(NSOperation *)operation; 14 | 15 | @end 16 | -------------------------------------------------------------------------------- /OperationQueues/ExecuteOperation/OQManualExecuteOperation.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQManualExecuteOperation.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/2. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import "OQManualExecuteOperation.h" 10 | 11 | @implementation OQManualExecuteOperation 12 | 13 | - (BOOL)manualPerformOperation:(NSOperation *)operation { 14 | BOOL ranIt = NO; 15 | 16 | if (operation.isCancelled) { 17 | ranIt = YES; 18 | } else if (operation.isReady) { 19 | if (!operation.isConcurrent) { 20 | [operation start]; 21 | } else { 22 | [NSThread detachNewThreadSelector:@selector(start) toTarget:operation withObject:nil]; 23 | } 24 | ranIt = YES; 25 | } 26 | 27 | return ranIt; 28 | } 29 | 30 | @end 31 | -------------------------------------------------------------------------------- /OperationQueues/ExecuteOperation/OQUseOperationQueue.h: -------------------------------------------------------------------------------- 1 | // 2 | // OQUseOperationQueue.h 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/2. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface OQUseOperationQueue : NSObject 12 | 13 | - (void)executeOperationUsingOperationQueue; 14 | 15 | @end 16 | -------------------------------------------------------------------------------- /OperationQueues/ExecuteOperation/OQUseOperationQueue.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQUseOperationQueue.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/2. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import "OQUseOperationQueue.h" 10 | 11 | @implementation OQUseOperationQueue 12 | 13 | - (void)executeOperationUsingOperationQueue { 14 | NSOperationQueue *operationQueue = [[NSOperationQueue alloc] init]; 15 | 16 | NSInvocationOperation *invocationOperation = [[NSInvocationOperation alloc] initWithTarget:self selector:@selector(taskMethod) object:nil]; 17 | [operationQueue addOperation:invocationOperation]; 18 | 19 | NSBlockOperation *blockOperation1 = [NSBlockOperation blockOperationWithBlock:^{ 20 | NSLog(@"Start executing blockOperation1, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 21 | sleep(3); 22 | NSLog(@"Finish executing blockOperation1"); 23 | }]; 24 | 25 | NSBlockOperation *blockOperation2 = [NSBlockOperation blockOperationWithBlock:^{ 26 | NSLog(@"Start executing blockOperation2, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 27 | sleep(3); 28 | NSLog(@"Finish executing blockOperation2"); 29 | }]; 30 | 31 | [operationQueue addOperations:@[ blockOperation1, blockOperation2 ] waitUntilFinished:NO]; 32 | 33 | [operationQueue addOperationWithBlock:^{ 34 | NSLog(@"Start executing block, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 35 | sleep(3); 36 | NSLog(@"Finish executing block"); 37 | }]; 38 | 39 | [operationQueue waitUntilAllOperationsAreFinished]; 40 | } 41 | 42 | - (void)taskMethod { 43 | NSLog(@"Start executing %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), [NSThread mainThread], [NSThread currentThread]); 44 | sleep(3); 45 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 46 | } 47 | 48 | @end 49 | -------------------------------------------------------------------------------- /OperationQueues/Images.xcassets/AppIcon.appiconset/Contents.json: -------------------------------------------------------------------------------- 1 | { 2 | "images" : [ 3 | { 4 | "idiom" : "iphone", 5 | "size" : "29x29", 6 | "scale" : "2x" 7 | }, 8 | { 9 | "idiom" : "iphone", 10 | "size" : "29x29", 11 | "scale" : "3x" 12 | }, 13 | { 14 | "idiom" : "iphone", 15 | "size" : "40x40", 16 | "scale" : "2x" 17 | }, 18 | { 19 | "idiom" : "iphone", 20 | "size" : "40x40", 21 | "scale" : "3x" 22 | }, 23 | { 24 | "idiom" : "iphone", 25 | "size" : "60x60", 26 | "scale" : "2x" 27 | }, 28 | { 29 | "idiom" : "iphone", 30 | "size" : "60x60", 31 | "scale" : "3x" 32 | } 33 | ], 34 | "info" : { 35 | "version" : 1, 36 | "author" : "xcode" 37 | } 38 | } -------------------------------------------------------------------------------- /OperationQueues/Info.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | en 7 | CFBundleExecutable 8 | $(EXECUTABLE_NAME) 9 | CFBundleIdentifier 10 | com.leichunfeng.$(PRODUCT_NAME:rfc1034identifier) 11 | CFBundleInfoDictionaryVersion 12 | 6.0 13 | CFBundleName 14 | $(PRODUCT_NAME) 15 | CFBundlePackageType 16 | APPL 17 | CFBundleShortVersionString 18 | 1.0 19 | CFBundleSignature 20 | ???? 21 | CFBundleVersion 22 | 1 23 | LSRequiresIPhoneOS 24 | 25 | UILaunchStoryboardName 26 | LaunchScreen 27 | UIMainStoryboardFile 28 | Main 29 | UIRequiredDeviceCapabilities 30 | 31 | armv7 32 | 33 | UISupportedInterfaceOrientations 34 | 35 | UIInterfaceOrientationPortrait 36 | UIInterfaceOrientationLandscapeLeft 37 | UIInterfaceOrientationLandscapeRight 38 | 39 | 40 | 41 | -------------------------------------------------------------------------------- /OperationQueues/NSBlockOperation/OQCreateBlockOperation.h: -------------------------------------------------------------------------------- 1 | // 2 | // OQCreateBlockOperation.h 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface OQCreateBlockOperation : NSObject 12 | 13 | - (NSBlockOperation *)blockOperation; 14 | 15 | @end 16 | -------------------------------------------------------------------------------- /OperationQueues/NSBlockOperation/OQCreateBlockOperation.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQCreateBlockOperation.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import "OQCreateBlockOperation.h" 10 | 11 | @implementation OQCreateBlockOperation 12 | 13 | - (NSBlockOperation *)blockOperation { 14 | NSBlockOperation *blockOperation = [NSBlockOperation blockOperationWithBlock:^{ 15 | NSLog(@"Start executing block1, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 16 | sleep(3); 17 | NSLog(@"Finish executing block1"); 18 | }]; 19 | 20 | [blockOperation addExecutionBlock:^{ 21 | NSLog(@"Start executing block2, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 22 | sleep(3); 23 | NSLog(@"Finish executing block2"); 24 | }]; 25 | 26 | [blockOperation addExecutionBlock:^{ 27 | NSLog(@"Start executing block3, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 28 | sleep(3); 29 | NSLog(@"Finish executing block3"); 30 | }]; 31 | 32 | return blockOperation; 33 | } 34 | 35 | @end 36 | -------------------------------------------------------------------------------- /OperationQueues/NSInvocationOperation/ExecuteOperation/OQManualExecuteOperation.h: -------------------------------------------------------------------------------- 1 | // 2 | // OQManualExecuteOperation.h 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/2. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface OQManualExecuteOperation : NSObject 12 | 13 | - (BOOL)manualPerformOperation:(NSOperation *)operation; 14 | 15 | @end 16 | -------------------------------------------------------------------------------- /OperationQueues/NSInvocationOperation/ExecuteOperation/OQManualExecuteOperation.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQManualExecuteOperation.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/2. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import "OQManualExecuteOperation.h" 10 | 11 | @implementation OQManualExecuteOperation 12 | 13 | - (BOOL)manualPerformOperation:(NSOperation *)operation { 14 | BOOL ranIt = NO; 15 | 16 | if (operation.isCancelled) { 17 | ranIt = YES; 18 | } else if (operation.isReady) { 19 | if (![operation isConcurrent]) { 20 | [operation start]; 21 | } else { 22 | [NSThread detachNewThreadSelector:@selector(start) toTarget:operation withObject:nil]; 23 | } 24 | ranIt = YES; 25 | } 26 | 27 | return ranIt; 28 | } 29 | 30 | @end 31 | -------------------------------------------------------------------------------- /OperationQueues/NSInvocationOperation/ExecuteOperation/OQUseOperationQueue.h: -------------------------------------------------------------------------------- 1 | // 2 | // OQUseOperationQueue.h 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/2. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface OQUseOperationQueue : NSObject 12 | 13 | - (void)executeOperationsUsingOperationQueue; 14 | 15 | @end 16 | -------------------------------------------------------------------------------- /OperationQueues/NSInvocationOperation/ExecuteOperation/OQUseOperationQueue.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQUseOperationQueue.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/2. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import "OQUseOperationQueue.h" 10 | 11 | @implementation OQUseOperationQueue 12 | 13 | - (void)executeOperationsUsingOperationQueue { 14 | NSOperationQueue *operationQueue = [[NSOperationQueue alloc] init]; 15 | 16 | NSInvocationOperation *invocationOperation = [[NSInvocationOperation alloc] initWithTarget:self selector:@selector(taskMethod) object:nil]; 17 | [operationQueue addOperation:invocationOperation]; 18 | 19 | NSBlockOperation *blockOperation1 = [NSBlockOperation blockOperationWithBlock:^{ 20 | NSLog(@"Start executing blockOperation1"); 21 | sleep(3); 22 | NSLog(@"Finish executing blockOperation1"); 23 | }]; 24 | 25 | NSBlockOperation *blockOperation2 = [NSBlockOperation blockOperationWithBlock:^{ 26 | NSLog(@"Start executing blockOperation2"); 27 | sleep(3); 28 | NSLog(@"Finish executing blockOperation2"); 29 | }]; 30 | 31 | [operationQueue addOperations:@[ blockOperation1, blockOperation2 ] waitUntilFinished:NO]; 32 | 33 | [operationQueue addOperationWithBlock:^{ 34 | NSLog(@"Start executing block"); 35 | sleep(3); 36 | NSLog(@"Finish executing block"); 37 | }]; 38 | 39 | [operationQueue waitUntilAllOperationsAreFinished]; 40 | } 41 | 42 | - (void)taskMethod { 43 | NSLog(@"Start executing taskMethod"); 44 | sleep(3); 45 | NSLog(@"Finish executing taskMethod"); 46 | } 47 | 48 | @end 49 | -------------------------------------------------------------------------------- /OperationQueues/NSInvocationOperation/OQCreateInvocationOperation.h: -------------------------------------------------------------------------------- 1 | // 2 | // OQCreateInvocationOperation.h 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface OQCreateInvocationOperation : NSObject 12 | 13 | - (NSInvocationOperation *)invocationOperationWithData:(id)data; 14 | - (NSInvocationOperation *)invocationOperationWithData:(id)data userInput:(NSString *)userInput; 15 | 16 | @end 17 | -------------------------------------------------------------------------------- /OperationQueues/NSInvocationOperation/OQCreateInvocationOperation.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQCreateInvocationOperation.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import "OQCreateInvocationOperation.h" 10 | 11 | @implementation OQCreateInvocationOperation 12 | 13 | - (NSInvocationOperation *)invocationOperationWithData:(id)data { 14 | return [[NSInvocationOperation alloc] initWithTarget:self selector:@selector(myTaskMethod1:) object:data]; 15 | } 16 | 17 | - (NSInvocationOperation *)invocationOperationWithData:(id)data userInput:(NSString *)userInput { 18 | NSInvocationOperation *invocationOperation = [self invocationOperationWithData:data]; 19 | 20 | if (userInput.length == 0) { 21 | invocationOperation.invocation.selector = @selector(myTaskMethod2:); 22 | } 23 | 24 | return invocationOperation; 25 | } 26 | 27 | - (void)myTaskMethod1:(id)data { 28 | NSLog(@"Start executing %@ with data: %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), data, [NSThread mainThread], [NSThread currentThread]); 29 | sleep(3); 30 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 31 | } 32 | 33 | - (void)myTaskMethod2:(id)data { 34 | NSLog(@"Start executing %@ with data: %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), data, [NSThread mainThread], [NSThread currentThread]); 35 | sleep(3); 36 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 37 | } 38 | 39 | @end 40 | -------------------------------------------------------------------------------- /OperationQueues/ViewController.h: -------------------------------------------------------------------------------- 1 | // 2 | // ViewController.h 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | 11 | @interface ViewController : UIViewController 12 | 13 | @end 14 | 15 | -------------------------------------------------------------------------------- /OperationQueues/ViewController.m: -------------------------------------------------------------------------------- 1 | // 2 | // ViewController.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import "ViewController.h" 10 | 11 | @interface ViewController () 12 | 13 | @end 14 | 15 | @implementation ViewController 16 | 17 | @end 18 | -------------------------------------------------------------------------------- /OperationQueues/main.m: -------------------------------------------------------------------------------- 1 | // 2 | // main.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | #import "AppDelegate.h" 11 | 12 | int main(int argc, char * argv[]) { 13 | @autoreleasepool { 14 | return UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class])); 15 | } 16 | } 17 | -------------------------------------------------------------------------------- /OperationQueuesTests/CustomOperation/OQConcurrentOperationTests.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQConcurrentOperationTests.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/2. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | #import 11 | #import "OQConcurrentOperation.h" 12 | 13 | @interface OQConcurrentOperationTests : XCTestCase 14 | 15 | @end 16 | 17 | @implementation OQConcurrentOperationTests 18 | 19 | - (void)testConcurrentOperation { 20 | OQConcurrentOperation *concurrentOperation = [[OQConcurrentOperation alloc] init]; 21 | [concurrentOperation start]; 22 | [concurrentOperation waitUntilFinished]; 23 | } 24 | 25 | @end 26 | -------------------------------------------------------------------------------- /OperationQueuesTests/CustomOperation/OQNonConcurrentOperationTests.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQNonConcurrentOperationTests.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | #import 11 | #import "OQNonConcurrentOperation.h" 12 | 13 | @interface OQNonConcurrentOperationTests : XCTestCase 14 | 15 | @end 16 | 17 | @implementation OQNonConcurrentOperationTests 18 | 19 | - (void)testInitWithData_1 { 20 | OQNonConcurrentOperation *nonConcurrentOperation = [[OQNonConcurrentOperation alloc] initWithData:@"leichunfeng"]; 21 | [nonConcurrentOperation start]; 22 | } 23 | 24 | - (void)testInitWithData_2 { 25 | NSOperationQueue *operationQueue = [[NSOperationQueue alloc] init]; 26 | 27 | OQNonConcurrentOperation *nonConcurrentOperation = [[OQNonConcurrentOperation alloc] initWithData:@"leichunfeng"]; 28 | 29 | [operationQueue addOperation:nonConcurrentOperation]; 30 | 31 | // /* 32 | sleep(1); 33 | 34 | [nonConcurrentOperation cancel]; 35 | // */ 36 | 37 | [operationQueue waitUntilAllOperationsAreFinished]; 38 | } 39 | 40 | @end 41 | -------------------------------------------------------------------------------- /OperationQueuesTests/ExecuteOperation/OQManualExecuteOperationTests.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQManualExecuteOperationTests.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/2. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | #import 11 | #import "OQManualExecuteOperation.h" 12 | 13 | @interface OQManualExecuteOperationTests : XCTestCase 14 | 15 | @end 16 | 17 | @implementation OQManualExecuteOperationTests 18 | 19 | - (void)testManualPerformOperation { 20 | OQManualExecuteOperation *manualExecuteOperation = [[OQManualExecuteOperation alloc] init]; 21 | 22 | NSBlockOperation *blockOperation = [NSBlockOperation blockOperationWithBlock:^{ 23 | NSLog(@"Start executing blockOperation, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 24 | sleep(3); 25 | NSLog(@"Finish executing blockOperation"); 26 | }]; 27 | 28 | [manualExecuteOperation manualPerformOperation:blockOperation]; 29 | } 30 | 31 | @end 32 | -------------------------------------------------------------------------------- /OperationQueuesTests/ExecuteOperation/OQUseOperationQueueTests.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQUseOperationQueueTests.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/2. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | #import 11 | #import "OQUseOperationQueue.h" 12 | 13 | @interface OQUseOperationQueueTests : XCTestCase 14 | 15 | @end 16 | 17 | @implementation OQUseOperationQueueTests 18 | 19 | - (void)testExecuteOperationUsingOperationQueue { 20 | OQUseOperationQueue *useOperationQueue = [[OQUseOperationQueue alloc] init]; 21 | [useOperationQueue executeOperationUsingOperationQueue]; 22 | } 23 | 24 | @end 25 | -------------------------------------------------------------------------------- /OperationQueuesTests/Info.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | CFBundleDevelopmentRegion 6 | en 7 | CFBundleExecutable 8 | $(EXECUTABLE_NAME) 9 | CFBundleIdentifier 10 | com.leichunfeng.$(PRODUCT_NAME:rfc1034identifier) 11 | CFBundleInfoDictionaryVersion 12 | 6.0 13 | CFBundleName 14 | $(PRODUCT_NAME) 15 | CFBundlePackageType 16 | BNDL 17 | CFBundleShortVersionString 18 | 1.0 19 | CFBundleSignature 20 | ???? 21 | CFBundleVersion 22 | 1 23 | 24 | 25 | -------------------------------------------------------------------------------- /OperationQueuesTests/NSBlockOperation/OQCreateBlockOperationTests.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQCreateBlockOperationTests.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | #import 11 | #import "OQCreateBlockOperation.h" 12 | 13 | @interface OQCreateBlockOperationTests : XCTestCase 14 | 15 | @end 16 | 17 | @implementation OQCreateBlockOperationTests 18 | 19 | - (void)testBlockOperation { 20 | OQCreateBlockOperation *createBlockOperation = [[OQCreateBlockOperation alloc] init]; 21 | 22 | NSBlockOperation *blockOperation = [createBlockOperation blockOperation]; 23 | 24 | [blockOperation start]; 25 | } 26 | 27 | @end 28 | -------------------------------------------------------------------------------- /OperationQueuesTests/NSInvocationOperation/OQCreateInvocationOperationTests.m: -------------------------------------------------------------------------------- 1 | // 2 | // OQCreateInvocationOperationTests.m 3 | // OperationQueues 4 | // 5 | // Created by leichunfeng on 15/8/1. 6 | // Copyright (c) 2015年 leichunfeng. All rights reserved. 7 | // 8 | 9 | #import 10 | #import 11 | #import "OQCreateInvocationOperation.h" 12 | 13 | @interface OQCreateInvocationOperationTests : XCTestCase 14 | 15 | @end 16 | 17 | @implementation OQCreateInvocationOperationTests 18 | 19 | - (void)testInvocationOperationWithData { 20 | OQCreateInvocationOperation *createInvocationOperation = [[OQCreateInvocationOperation alloc] init]; 21 | 22 | NSInvocationOperation *invocationOperation = [createInvocationOperation invocationOperationWithData:@"leichunfeng"]; 23 | 24 | [invocationOperation start]; 25 | } 26 | 27 | - (void)testInvocationOperationWithData_userInput_1 { 28 | OQCreateInvocationOperation *createInvocationOperation = [[OQCreateInvocationOperation alloc] init]; 29 | 30 | NSInvocationOperation *invocationOperation = [createInvocationOperation invocationOperationWithData:@"leichunfeng" userInput:@"Hello NSInvocationOperation!"]; 31 | 32 | [invocationOperation start]; 33 | } 34 | 35 | - (void)testInvocationOperationWithData_userInput_2 { 36 | OQCreateInvocationOperation *createInvocationOperation = [[OQCreateInvocationOperation alloc] init]; 37 | 38 | NSInvocationOperation *invocationOperation = [createInvocationOperation invocationOperationWithData:@"leichunfeng" userInput:nil]; 39 | 40 | [invocationOperation start]; 41 | } 42 | 43 | @end 44 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # OperationQueues 2 | 3 | 我的博文[《iOS 并发编程之 Operation Queues》](http://blog.leichunfeng.com/blog/2015/07/29/ios-concurrency-programming-operation-queues/)的完整配套代码。 4 | 5 | 创建 NSInvocationOperation 对象： 6 | 7 | ``` objc 8 | @interface OQCreateInvocationOperation : NSObject 9 | 10 | - (NSInvocationOperation *)invocationOperationWithData:(id)data; 11 | - (NSInvocationOperation *)invocationOperationWithData:(id)data userInput:(NSString *)userInput; 12 | 13 | @end 14 | 15 | @implementation OQCreateInvocationOperation 16 | 17 | - (NSInvocationOperation *)invocationOperationWithData:(id)data { 18 | return [[NSInvocationOperation alloc] initWithTarget:self selector:@selector(myTaskMethod1:) object:data]; 19 | } 20 | 21 | - (NSInvocationOperation *)invocationOperationWithData:(id)data userInput:(NSString *)userInput { 22 | NSInvocationOperation *invocationOperation = [self invocationOperationWithData:data]; 23 | 24 | if (userInput.length == 0) { 25 | invocationOperation.invocation.selector = @selector(myTaskMethod2:); 26 | } 27 | 28 | return invocationOperation; 29 | } 30 | 31 | - (void)myTaskMethod1:(id)data { 32 | NSLog(@"Start executing %@ with data: %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), data, [NSThread mainThread], [NSThread currentThread]); 33 | sleep(3); 34 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 35 | } 36 | 37 | - (void)myTaskMethod2:(id)data { 38 | NSLog(@"Start executing %@ with data: %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), data, [NSThread mainThread], [NSThread currentThread]); 39 | sleep(3); 40 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 41 | } 42 | 43 | @end 44 | ``` 45 | 46 | 创建 NSBlockOperation 对象： 47 | 48 | ``` objc 49 | @interface OQCreateBlockOperation : NSObject 50 | 51 | - (NSBlockOperation *)blockOperation; 52 | 53 | @end 54 | 55 | @implementation OQCreateBlockOperation 56 | 57 | - (NSBlockOperation *)blockOperation { 58 | NSBlockOperation *blockOperation = [NSBlockOperation blockOperationWithBlock:^{ 59 | NSLog(@"Start executing block1, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 60 | sleep(3); 61 | NSLog(@"Finish executing block1"); 62 | }]; 63 | 64 | [blockOperation addExecutionBlock:^{ 65 | NSLog(@"Start executing block2, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 66 | sleep(3); 67 | NSLog(@"Finish executing block2"); 68 | }]; 69 | 70 | [blockOperation addExecutionBlock:^{ 71 | NSLog(@"Start executing block3, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 72 | sleep(3); 73 | NSLog(@"Finish executing block3"); 74 | }]; 75 | 76 | return blockOperation; 77 | } 78 | 79 | @end 80 | ``` 81 | 82 | 自定义非并发的 Operation 对象： 83 | 84 | ``` objc 85 | @interface OQNonConcurrentOperation : NSOperation 86 | 87 | - (instancetype)initWithData:(id)data; 88 | 89 | @end 90 | 91 | @interface OQNonConcurrentOperation () 92 | 93 | @property (strong, nonatomic) id data; 94 | 95 | @end 96 | 97 | @implementation OQNonConcurrentOperation 98 | 99 | - (id)initWithData:(id)data { 100 | self = [super init]; 101 | if (self) { 102 | self.data = data; 103 | } 104 | return self; 105 | } 106 | 107 | /* 108 | /// 不支持取消操作 109 | - (void)main { 110 | @try { 111 | NSLog(@"Start executing %@ with data: %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), self.data, [NSThread mainThread], [NSThread currentThread]); 112 | sleep(3); 113 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 114 | } 115 | @catch(NSException *exception) { 116 | NSLog(@"Exception: %@", exception); 117 | } 118 | } 119 | */ 120 | 121 | /// 支持取消操作 122 | - (void)main { 123 | @try { 124 | if (self.isCancelled) return; 125 | 126 | NSLog(@"Start executing %@ with data: %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), self.data, [NSThread mainThread], [NSThread currentThread]); 127 | 128 | for (NSUInteger i = 0; i < 3; i++) { 129 | if (self.isCancelled) return; 130 | 131 | sleep(1); 132 | 133 | NSLog(@"Loop %@", @(i + 1)); 134 | } 135 | 136 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 137 | } 138 | @catch(NSException *exception) { 139 | NSLog(@"Exception: %@", exception); 140 | } 141 | } 142 | 143 | @end 144 | ``` 145 | 146 | 自定义并发的 Operation 对象： 147 | 148 | ``` objc 149 | @interface OQConcurrentOperation : NSOperation 150 | 151 | @end 152 | 153 | @implementation OQConcurrentOperation 154 | 155 | @synthesize executing = _executing; 156 | @synthesize finished = _finished; 157 | 158 | - (id)init { 159 | self = [super init]; 160 | if (self) { 161 | _executing = NO; 162 | _finished = NO; 163 | } 164 | return self; 165 | } 166 | 167 | - (BOOL)isConcurrent { 168 | return YES; 169 | } 170 | 171 | - (BOOL)isExecuting { 172 | return _executing; 173 | } 174 | 175 | - (BOOL)isFinished { 176 | return _finished; 177 | } 178 | 179 | - (void)start { 180 | if (self.isCancelled) { 181 | [self willChangeValueForKey:@"isFinished"]; 182 | _finished = YES; 183 | [self didChangeValueForKey:@"isFinished"]; 184 | 185 | return; 186 | } 187 | 188 | [self willChangeValueForKey:@"isExecuting"]; 189 | 190 | [NSThread detachNewThreadSelector:@selector(main) toTarget:self withObject:nil]; 191 | _executing = YES; 192 | 193 | [self didChangeValueForKey:@"isExecuting"]; 194 | } 195 | 196 | - (void)main { 197 | @try { 198 | NSLog(@"Start executing %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), [NSThread mainThread], [NSThread currentThread]); 199 | 200 | sleep(3); 201 | 202 | [self willChangeValueForKey:@"isExecuting"]; 203 | _executing = NO; 204 | [self didChangeValueForKey:@"isExecuting"]; 205 | 206 | [self willChangeValueForKey:@"isFinished"]; 207 | _finished = YES; 208 | [self didChangeValueForKey:@"isFinished"]; 209 | 210 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 211 | } 212 | @catch (NSException *exception) { 213 | NSLog(@"Exception: %@", exception); 214 | } 215 | } 216 | 217 | @end 218 | ``` 219 | 220 | 使用 Operation Queue 执行 Operation 对象： 221 | 222 | ``` objc 223 | @interface OQUseOperationQueue : NSObject 224 | 225 | - (void)executeOperationUsingOperationQueue; 226 | 227 | @end 228 | 229 | @implementation OQUseOperationQueue 230 | 231 | - (void)executeOperationUsingOperationQueue { 232 | NSOperationQueue *operationQueue = [[NSOperationQueue alloc] init]; 233 | 234 | NSInvocationOperation *invocationOperation = [[NSInvocationOperation alloc] initWithTarget:self selector:@selector(taskMethod) object:nil]; 235 | [operationQueue addOperation:invocationOperation]; 236 | 237 | NSBlockOperation *blockOperation1 = [NSBlockOperation blockOperationWithBlock:^{ 238 | NSLog(@"Start executing blockOperation1, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 239 | sleep(3); 240 | NSLog(@"Finish executing blockOperation1"); 241 | }]; 242 | 243 | NSBlockOperation *blockOperation2 = [NSBlockOperation blockOperationWithBlock:^{ 244 | NSLog(@"Start executing blockOperation2, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 245 | sleep(3); 246 | NSLog(@"Finish executing blockOperation2"); 247 | }]; 248 | 249 | [operationQueue addOperations:@[ blockOperation1, blockOperation2 ] waitUntilFinished:NO]; 250 | 251 | [operationQueue addOperationWithBlock:^{ 252 | NSLog(@"Start executing block, mainThread: %@, currentThread: %@", [NSThread mainThread], [NSThread currentThread]); 253 | sleep(3); 254 | NSLog(@"Finish executing block"); 255 | }]; 256 | 257 | [operationQueue waitUntilAllOperationsAreFinished]; 258 | } 259 | 260 | - (void)taskMethod { 261 | NSLog(@"Start executing %@, mainThread: %@, currentThread: %@", NSStringFromSelector(_cmd), [NSThread mainThread], [NSThread currentThread]); 262 | sleep(3); 263 | NSLog(@"Finish executing %@", NSStringFromSelector(_cmd)); 264 | } 265 | 266 | @end 267 | ``` 268 | 269 | 手动执行 Operation 对象： 270 | 271 | ``` objc 272 | @interface OQManualExecuteOperation : NSObject 273 | 274 | - (BOOL)manualPerformOperation:(NSOperation *)operation; 275 | 276 | @end 277 | 278 | @implementation OQManualExecuteOperation 279 | 280 | - (BOOL)manualPerformOperation:(NSOperation *)operation { 281 | BOOL ranIt = NO; 282 | 283 | if (operation.isCancelled) { 284 | ranIt = YES; 285 | } else if (operation.isReady) { 286 | if (!operation.isConcurrent) { 287 | [operation start]; 288 | } else { 289 | [NSThread detachNewThreadSelector:@selector(start) toTarget:operation withObject:nil]; 290 | } 291 | ranIt = YES; 292 | } 293 | 294 | return ranIt; 295 | } 296 | 297 | @end 298 | ``` 299 | --------------------------------------------------------------------------------