First pass at converting to ARC

AFNetworking/AFHTTPClient.h

@@ -134,7 +134,7 @@ extern NSString * AFQueryStringFromParametersWithEncoding(NSDictionary *paramete
 /**
  The url used as the base for paths specified in methods such as `getPath:parameteres:success:failure`
  */
-@property (readonly, nonatomic, retain) NSURL *baseURL;
+@property (readonly, nonatomic) NSURL *baseURL;
 
 /**
  The string encoding used in constructing url requests. This is `NSUTF8StringEncoding` by default.
@@ -151,7 +151,7 @@ extern NSString * AFQueryStringFromParametersWithEncoding(NSDictionary *paramete
 /**
  The operation queue which manages operations enqueued by the HTTP client.
  */
-@property (readonly, nonatomic, retain) NSOperationQueue *operationQueue;
+@property (readonly, nonatomic) NSOperationQueue *operationQueue;
 
 /**
  The reachability status from the device to the current `baseURL` of the `AFHTTPClient`.

AFNetworking/AFHTTPClient.m

@@ -90,25 +90,21 @@ static NSString * AFBase64EncodedStringFromString(NSString *string) {
         output[idx + 3] = (i + 2) < length ? kAFBase64EncodingTable[(value >> 0)  & 0x3F] : '=';
     }
     
-    return [[[NSString alloc] initWithData:mutableData encoding:NSASCIIStringEncoding] autorelease];
+    return [[NSString alloc] initWithData:mutableData encoding:NSASCIIStringEncoding];
 }
 
 NSString * AFURLEncodedStringFromStringWithEncoding(NSString *string, NSStringEncoding encoding) {
     static NSString * const kAFLegalCharactersToBeEscaped = @"?!@#$^&%*+=,:;'\"`<>()[]{}/\\|~ ";
     
-	return [(NSString *)CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault, (CFStringRef)string, NULL, (CFStringRef)kAFLegalCharactersToBeEscaped, CFStringConvertNSStringEncodingToEncoding(encoding)) autorelease];
+	return (__bridge_transfer  NSString *)CFURLCreateStringByAddingPercentEscapes(kCFAllocatorDefault, (__bridge CFStringRef)string, NULL, (__bridge CFStringRef)kAFLegalCharactersToBeEscaped, CFStringConvertNSStringEncodingToEncoding(encoding));
 }
 
 #pragma mark -
 
-@interface AFQueryStringComponent : NSObject {
-@private
-    NSString *_key;
-    NSString *_value;
-}
+@interface AFQueryStringComponent : NSObject
 
-@property (readwrite, nonatomic, retain) id key;
-@property (readwrite, nonatomic, retain) id value;
+@property (readwrite, nonatomic) id key;
+@property (readwrite, nonatomic) id value;
 
 - (id)initWithKey:(id)key value:(id)value; 
 - (NSString *)URLEncodedStringValueWithEncoding:(NSStringEncoding)stringEncoding;
@@ -125,18 +121,12 @@ NSString * AFURLEncodedStringFromStringWithEncoding(NSString *string, NSStringEn
         return nil;
     }
     
-    self.key = key;
-    self.value = value;
+    _key = key;
+    _value = value;
     
     return self;
 }
 
-- (void)dealloc {
-    [_key release];
-    [_value release];
-    [super dealloc];
-}
-
 - (NSString *)URLEncodedStringValueWithEncoding:(NSStringEncoding)stringEncoding {
     return [NSString stringWithFormat:@"%@=%@", self.key, AFURLEncodedStringFromStringWithEncoding([self.value description], stringEncoding)];
 }
@@ -166,7 +156,7 @@ NSArray * AFQueryStringComponentsFromKeyAndValue(NSString *key, id value) {
     } else if([value isKindOfClass:[NSArray class]]) {
         [mutableQueryStringComponents addObjectsFromArray:AFQueryStringComponentsFromKeyAndArrayValue(key, value)];
     } else {
-        [mutableQueryStringComponents addObject:[[[AFQueryStringComponent alloc] initWithKey:key value:value] autorelease]];
+        [mutableQueryStringComponents addObject:[[AFQueryStringComponent alloc] initWithKey:key value:value]];
     } 
     
     return mutableQueryStringComponents;
@@ -197,7 +187,7 @@ static NSString * AFJSONStringFromParameters(NSDictionary *parameters) {
     NSData *JSONData = [NSJSONSerialization dataWithJSONObject:parameters options:0 error:&error];;
     
     if (!error) {
-        return [[[NSString alloc] initWithData:JSONData encoding:NSUTF8StringEncoding] autorelease];
+        return [[NSString alloc] initWithData:JSONData encoding:NSUTF8StringEncoding];
     } else {
         return nil;
     }
@@ -209,17 +199,17 @@ static NSString * AFPropertyListStringFromParameters(NSDictionary *parameters) {
     
     NSData *propertyListData = [NSPropertyListSerialization dataWithPropertyList:parameters format:NSPropertyListXMLFormat_v1_0 options:0 error:&error];
     if (!error) {
-        propertyListString = [[[NSString alloc] initWithData:propertyListData encoding:NSUTF8StringEncoding] autorelease];
+        propertyListString = [[NSString alloc] initWithData:propertyListData encoding:NSUTF8StringEncoding] ;
     }
     
     return propertyListString;
 }
 
 @interface AFHTTPClient ()
-@property (readwrite, nonatomic, retain) NSURL *baseURL;
-@property (readwrite, nonatomic, retain) NSMutableArray *registeredHTTPOperationClassNames;
-@property (readwrite, nonatomic, retain) NSMutableDictionary *defaultHeaders;
-@property (readwrite, nonatomic, retain) NSOperationQueue *operationQueue;
+@property (readwrite, nonatomic) NSURL *baseURL;
+@property (readwrite, nonatomic) NSMutableArray *registeredHTTPOperationClassNames;
+@property (readwrite, nonatomic) NSMutableDictionary *defaultHeaders;
+@property (readwrite, nonatomic) NSOperationQueue *operationQueue;
 #ifdef _SYSTEMCONFIGURATION_H
 @property (readwrite, nonatomic, assign) AFNetworkReachabilityRef networkReachability;
 @property (readwrite, nonatomic, assign) AFNetworkReachabilityStatus networkReachabilityStatus;
@@ -246,7 +236,7 @@ static NSString * AFPropertyListStringFromParameters(NSDictionary *parameters) {
 #endif
 
 + (AFHTTPClient *)clientWithBaseURL:(NSURL *)url {
-    return [[[self alloc] initWithBaseURL:url] autorelease];
+    return [[self alloc] initWithBaseURL:url];
 }
 
 - (id)initWithBaseURL:(NSURL *)url {
@@ -283,7 +273,7 @@ static NSString * AFPropertyListStringFromParameters(NSDictionary *parameters) {
     [self startMonitoringNetworkReachability];
 #endif
     
-    self.operationQueue = [[[NSOperationQueue alloc] init] autorelease];
+    self.operationQueue = [[NSOperationQueue alloc] init];
 	[self.operationQueue setMaxConcurrentOperationCount:kAFHTTPClientDefaultMaxConcurrentOperationCount];
     
     return self;
@@ -292,15 +282,9 @@ static NSString * AFPropertyListStringFromParameters(NSDictionary *parameters) {
 - (void)dealloc {
 #ifdef _SYSTEMCONFIGURATION_H
     [self stopMonitoringNetworkReachability];
-    [_networkReachabilityStatusBlock release];
 #endif
     
-    [_baseURL release];
-    [_registeredHTTPOperationClassNames release];
-    [_defaultHeaders release];
-    [_operationQueue release];
     
-    [super dealloc];
 }
 
 - (NSString *)description {
@@ -340,7 +324,7 @@ static AFNetworkReachabilityStatus AFNetworkReachabilityStatusForFlags(SCNetwork
 
 static void AFNetworkReachabilityCallback(SCNetworkReachabilityRef __unused target, SCNetworkReachabilityFlags flags, void *info) {    
     AFNetworkReachabilityStatus status = AFNetworkReachabilityStatusForFlags(flags);
-    AFNetworkReachabilityStatusBlock block = (AFNetworkReachabilityStatusBlock)info;
+    AFNetworkReachabilityStatusBlock block = (__bridge AFNetworkReachabilityStatusBlock)info;
     if (block) {
         block(status);
     }
@@ -349,11 +333,10 @@ static void AFNetworkReachabilityCallback(SCNetworkReachabilityRef __unused targ
 }
 
 static const void * AFNetworkReachabilityRetainCallback(const void *info) {
-    return [(AFNetworkReachabilityStatusBlock)info copy];
+    return (__bridge_retained const void *)([(__bridge AFNetworkReachabilityStatusBlock)info copy]);
 }
 
 static void AFNetworkReachabilityReleaseCallback(const void *info) {
-    [(AFNetworkReachabilityStatusBlock)info release];
 }
 
 - (void)startMonitoringNetworkReachability {
@@ -372,7 +355,7 @@ static void AFNetworkReachabilityReleaseCallback(const void *info) {
         }
     };
     
-    SCNetworkReachabilityContext context = {0, callback, AFNetworkReachabilityRetainCallback, AFNetworkReachabilityReleaseCallback, NULL};
+    SCNetworkReachabilityContext context = {0, (__bridge void *)callback, AFNetworkReachabilityRetainCallback, AFNetworkReachabilityReleaseCallback, NULL};
     SCNetworkReachabilitySetCallback(self.networkReachability, AFNetworkReachabilityCallback, &context);
     SCNetworkReachabilityScheduleWithRunLoop(self.networkReachability, CFRunLoopGetMain(), (CFStringRef)NSRunLoopCommonModes);
     
@@ -449,7 +432,7 @@ static void AFNetworkReachabilityReleaseCallback(const void *info) {
                                 parameters:(NSDictionary *)parameters 
 {	
     NSURL *url = [NSURL URLWithString:path relativeToURL:self.baseURL];
-	NSMutableURLRequest *request = [[[NSMutableURLRequest alloc] initWithURL:url] autorelease];
+	NSMutableURLRequest *request = [[NSMutableURLRequest alloc] initWithURL:url];
     [request setHTTPMethod:method];
     [request setAllHTTPHeaderFields:self.defaultHeaders];
 
@@ -462,7 +445,7 @@ static void AFNetworkReachabilityReleaseCallback(const void *info) {
             url = [NSURL URLWithString:[[url absoluteString] stringByAppendingFormat:[path rangeOfString:@"?"].location == NSNotFound ? @"?%@" : @"&%@", AFQueryStringFromParametersWithEncoding(parameters, self.stringEncoding)]];
             [request setURL:url];
         } else {
-            NSString *charset = (NSString *)CFStringConvertEncodingToIANACharSetName(CFStringConvertNSStringEncodingToEncoding(self.stringEncoding));
+            NSString *charset = (__bridge NSString *)CFStringConvertEncodingToIANACharSetName(CFStringConvertNSStringEncodingToEncoding(self.stringEncoding));
             switch (self.parameterEncoding) {
                 case AFFormURLParameterEncoding:;
                     [request setValue:[NSString stringWithFormat:@"application/x-www-form-urlencoded; charset=%@", charset] forHTTPHeaderField:@"Content-Type"];
@@ -489,7 +472,7 @@ static void AFNetworkReachabilityReleaseCallback(const void *info) {
                               constructingBodyWithBlock:(void (^)(id <AFMultipartFormData>formData))block
 {
     NSMutableURLRequest *request = [self requestWithMethod:method path:path parameters:nil];
-    __block AFMultipartFormData *formData = [[[AFMultipartFormData alloc] initWithURLRequest:request stringEncoding:self.stringEncoding] autorelease];
+    __block AFMultipartFormData *formData = [[AFMultipartFormData alloc] initWithURLRequest:request stringEncoding:self.stringEncoding];
     
     if (parameters) {
         for (AFQueryStringComponent *component in AFQueryStringComponentsFromKeyAndValue(nil, parameters)) {
@@ -523,12 +506,12 @@ static void AFNetworkReachabilityReleaseCallback(const void *info) {
     while (!operation && (className = [enumerator nextObject])) {
         Class op_class = NSClassFromString(className);
         if (op_class && [op_class canProcessRequest:urlRequest]) {
-            operation = [[(AFHTTPRequestOperation *)[op_class alloc] initWithRequest:urlRequest] autorelease];
+            operation = [(AFHTTPRequestOperation *)[op_class alloc] initWithRequest:urlRequest];
         }
     }
     
     if (!operation) {
-        operation = [[[AFHTTPRequestOperation alloc] initWithRequest:urlRequest] autorelease];
+        operation = [[AFHTTPRequestOperation alloc] initWithRequest:urlRequest];
     }
     
     [operation setCompletionBlockWithSuccess:success failure:failure];
@@ -584,7 +567,7 @@ static void AFNetworkReachabilityReleaseCallback(const void *info) {
     NSPredicate *finishedOperationPredicate = [NSPredicate predicateWithFormat:@"isFinished == YES"];
     
     for (AFHTTPRequestOperation *operation in operations) {
-        AFCompletionBlock originalCompletionBlock = [[operation.completionBlock copy] autorelease];
+        AFCompletionBlock originalCompletionBlock = [operation.completionBlock copy];
         operation.completionBlock = ^{
             dispatch_queue_t queue = operation.successCallbackQueue ? operation.successCallbackQueue : dispatch_get_main_queue();
             dispatch_group_async(dispatchGroup, queue, ^{
@@ -698,9 +681,9 @@ static inline NSString * AFMultipartFormFinalBoundary() {
 }
 
 @interface AFMultipartFormData ()
-@property (readwrite, nonatomic, retain) NSMutableURLRequest *request;
+@property (readwrite, nonatomic) NSMutableURLRequest *request;
 @property (readwrite, nonatomic, assign) NSStringEncoding stringEncoding;
-@property (readwrite, nonatomic, retain) NSOutputStream *outputStream;
+@property (readwrite, nonatomic) NSOutputStream *outputStream;
 @property (readwrite, nonatomic, copy) NSString *temporaryFilePath; 
 @end
 
@@ -732,16 +715,11 @@ static inline NSString * AFMultipartFormFinalBoundary() {
 }
 
 - (void)dealloc {
-    [_request release];
     
     if (_outputStream) {
         [_outputStream close];
-        [_outputStream release];
-        _outputStream = nil;
     }
     
-    [_temporaryFilePath release];
-    [super dealloc];
 }
 
 - (NSMutableURLRequest *)requestByFinalizingMultipartFormData {
@@ -816,7 +794,7 @@ static inline NSString * AFMultipartFormFinalBoundary() {
         [userInfo setValue:fileURL forKey:NSURLErrorFailingURLErrorKey];
         [userInfo setValue:NSLocalizedString(@"Expected URL to be a file URL", nil) forKey:NSLocalizedFailureReasonErrorKey];
         if (error != NULL) {
-            *error = [[[NSError alloc] initWithDomain:AFNetworkingErrorDomain code:NSURLErrorBadURL userInfo:userInfo] autorelease];  
+            *error = [[NSError alloc] initWithDomain:AFNetworkingErrorDomain code:NSURLErrorBadURL userInfo:userInfo];  
         }
         
         return NO;

AFNetworking/AFHTTPRequestOperation.h

@@ -42,7 +42,7 @@ extern NSString * AFCreateIncompleteDownloadDirectoryPath(void);
 /**
  The last HTTP response received by the operation's connection.
  */
-@property (readonly, nonatomic, retain) NSHTTPURLResponse *response;
+@property (readonly, nonatomic, strong) NSHTTPURLResponse *response;
 
 /**
  Set a target file for the response, will stream directly into this destination.

AFNetworking/AFHTTPRequestOperation.m

@@ -29,7 +29,7 @@ NSSet * AFContentTypesFromHTTPHeader(NSString *string) {
     static NSCharacterSet *_skippedCharacterSet = nil;
     static dispatch_once_t onceToken;
     dispatch_once(&onceToken, ^{
-        _skippedCharacterSet = [[NSCharacterSet characterSetWithCharactersInString:@" ,"] retain];
+        _skippedCharacterSet = [NSCharacterSet characterSetWithCharactersInString:@" ,"];
     });
     
     if (!string) {
@@ -96,14 +96,13 @@ NSString * AFCreateIncompleteDownloadDirectoryPath(void) {
     static dispatch_once_t onceToken;
     dispatch_once(&onceToken, ^{
         NSString *tempDirectory = NSTemporaryDirectory();
-        incompleteDownloadPath = [[tempDirectory stringByAppendingPathComponent:kAFNetworkingIncompleteDownloadDirectoryName] retain];
+        incompleteDownloadPath = [tempDirectory stringByAppendingPathComponent:kAFNetworkingIncompleteDownloadDirectoryName];
 
         NSError *error = nil;
         NSFileManager *fileMan = [[NSFileManager alloc] init];
         if(![fileMan createDirectoryAtPath:incompleteDownloadPath withIntermediateDirectories:YES attributes:nil error:&error]) {
             NSLog(@"Failed to create incomplete downloads directory at %@", incompleteDownloadPath);
         }
-        [fileMan release];
     });
 
     return incompleteDownloadPath;
@@ -112,9 +111,9 @@ NSString * AFCreateIncompleteDownloadDirectoryPath(void) {
 #pragma mark -
 
 @interface AFHTTPRequestOperation ()
-@property (readwrite, nonatomic, retain) NSURLRequest *request;
-@property (readwrite, nonatomic, retain) NSHTTPURLResponse *response;
-@property (readwrite, nonatomic, retain) NSError *HTTPError;
+@property (readwrite, nonatomic, strong) NSURLRequest *request;
+@property (readwrite, nonatomic, strong) NSHTTPURLResponse *response;
+@property (readwrite, nonatomic, strong) NSError *HTTPError;
 @property (assign) long long totalContentLength;
 @property (assign) long long offsetContentLength;
 @end
@@ -130,7 +129,6 @@ NSString * AFCreateIncompleteDownloadDirectoryPath(void) {
 @dynamic response;
 
 - (void)dealloc {
-    [_HTTPError release];
     
     if (_successCallbackQueue) { 
         dispatch_release(_successCallbackQueue);
@@ -142,7 +140,6 @@ NSString * AFCreateIncompleteDownloadDirectoryPath(void) {
         _failureCallbackQueue = NULL;
     }
 
-    [super dealloc];
 }
 
 - (NSError *)error {
@@ -152,13 +149,13 @@ NSString * AFCreateIncompleteDownloadDirectoryPath(void) {
             [userInfo setValue:[NSString stringWithFormat:NSLocalizedString(@"Expected status code in (%@), got %d", nil), AFStringFromIndexSet([[self class] acceptableStatusCodes]), [self.response statusCode]] forKey:NSLocalizedDescriptionKey];
             [userInfo setValue:[self.request URL] forKey:NSURLErrorFailingURLErrorKey];
             
-            self.HTTPError = [[[NSError alloc] initWithDomain:AFNetworkingErrorDomain code:NSURLErrorBadServerResponse userInfo:userInfo] autorelease];
+            self.HTTPError = [[NSError alloc] initWithDomain:AFNetworkingErrorDomain code:NSURLErrorBadServerResponse userInfo:userInfo];
         } else if ([self.responseData length] > 0 && ![self hasAcceptableContentType]) { // Don't invalidate content type if there is no content
             NSMutableDictionary *userInfo = [NSMutableDictionary dictionary];
             [userInfo setValue:[NSString stringWithFormat:NSLocalizedString(@"Expected content type %@, got %@", nil), [[self class] acceptableContentTypes], [self.response MIMEType]] forKey:NSLocalizedDescriptionKey];
             [userInfo setValue:[self.request URL] forKey:NSURLErrorFailingURLErrorKey];
             
-            self.HTTPError = [[[NSError alloc] initWithDomain:AFNetworkingErrorDomain code:NSURLErrorCannotDecodeContentData userInfo:userInfo] autorelease];
+            self.HTTPError = [[NSError alloc] initWithDomain:AFNetworkingErrorDomain code:NSURLErrorCannotDecodeContentData userInfo:userInfo];
         }
     }
     
@@ -177,7 +174,7 @@ NSString * AFCreateIncompleteDownloadDirectoryPath(void) {
         offset = [[self.outputStream propertyForKey:NSStreamDataWrittenToMemoryStreamKey] length];
     }
 
-    NSMutableURLRequest *mutableURLRequest = [[self.request mutableCopy] autorelease];
+    NSMutableURLRequest *mutableURLRequest = [self.request mutableCopy];
     if ([[self.response allHeaderFields] valueForKey:@"ETag"]) {
         [mutableURLRequest setValue:[[self.response allHeaderFields] valueForKey:@"ETag"] forHTTPHeaderField:@"If-Range"];
     }
@@ -226,21 +223,22 @@ NSString * AFCreateIncompleteDownloadDirectoryPath(void) {
 - (void)setCompletionBlockWithSuccess:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
                               failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
 {
+    __weak AFHTTPRequestOperation *weakSelf = self;
     self.completionBlock = ^ {
-        if ([self isCancelled]) {
+        if ([weakSelf isCancelled]) {
             return;
         }
         
-        if (self.error) {
+        if (weakSelf.error) {
             if (failure) {
-                dispatch_async(self.failureCallbackQueue ? self.failureCallbackQueue : dispatch_get_main_queue(), ^{
-                    failure(self, self.error);
+                dispatch_async(weakSelf.failureCallbackQueue ? weakSelf.failureCallbackQueue : dispatch_get_main_queue(), ^{
+                    failure(weakSelf, weakSelf.error);
                 });
             }
         } else {
             if (success) {
-                dispatch_async(self.successCallbackQueue ? self.successCallbackQueue : dispatch_get_main_queue(), ^{
-                    success(self, self.responseData);
+                dispatch_async(weakSelf.successCallbackQueue ? weakSelf.successCallbackQueue : dispatch_get_main_queue(), ^{
+                    success(weakSelf, weakSelf.responseData);
                 });
             }
         }
@@ -249,8 +247,7 @@ NSString * AFCreateIncompleteDownloadDirectoryPath(void) {
 
 - (void)setResponseFilePath:(NSString *)responseFilePath {
     if ([self isReady] && responseFilePath != _responseFilePath) {
-        [_responseFilePath release];
-        _responseFilePath = [responseFilePath retain];
+        _responseFilePath = responseFilePath;
         
         if (responseFilePath) {
             self.outputStream = [NSOutputStream outputStreamToFileAtPath:responseFilePath append:NO];
@@ -271,7 +268,7 @@ static id AFStaticClassValueImplementation(id self, SEL _cmd) {
 }
 
 + (void)addAcceptableStatusCodes:(NSIndexSet *)statusCodes {
-    NSMutableIndexSet *mutableStatusCodes = [[[NSMutableIndexSet alloc] initWithIndexSet:[self acceptableStatusCodes]] autorelease];
+    NSMutableIndexSet *mutableStatusCodes = [[NSMutableIndexSet alloc] initWithIndexSet:[self acceptableStatusCodes]];
     [mutableStatusCodes addIndexes:statusCodes];
 	SEL selector = @selector(acceptableStatusCodes);
 	AFSwizzleClassMethodWithImplementation([self class], selector, (IMP)AFStaticClassValueImplementation);
@@ -283,7 +280,7 @@ static id AFStaticClassValueImplementation(id self, SEL _cmd) {
 }
 
 + (void)addAcceptableContentTypes:(NSSet *)contentTypes {
-    NSMutableSet *mutableContentTypes = [[[NSMutableSet alloc] initWithSet:[self acceptableContentTypes] copyItems:YES] autorelease];
+    NSMutableSet *mutableContentTypes = [[NSMutableSet alloc] initWithSet:[self acceptableContentTypes] copyItems:YES];
     [mutableContentTypes unionSet:contentTypes];
 	SEL selector = @selector(acceptableContentTypes);
 	AFSwizzleClassMethodWithImplementation([self class], selector, (IMP)AFStaticClassValueImplementation);

AFNetworking/AFImageRequestOperation.h

@@ -55,7 +55,7 @@
  An image constructed from the response data. If an error occurs during the request, `nil` will be returned, and the `error` property will be set to the error.
  */
 #if __IPHONE_OS_VERSION_MIN_REQUIRED
-@property (readonly, nonatomic, retain) UIImage *responseImage;
+@property (readonly, nonatomic) UIImage *responseImage;
 #elif __MAC_OS_X_VERSION_MIN_REQUIRED
 @property (readonly, nonatomic, retain) NSImage *responseImage;
 #endif

AFNetworking/AFImageRequestOperation.m

@@ -33,7 +33,7 @@ static dispatch_queue_t image_request_operation_processing_queue() {
 
 @interface AFImageRequestOperation ()
 #if __IPHONE_OS_VERSION_MIN_REQUIRED
-@property (readwrite, nonatomic, retain) UIImage *responseImage;
+@property (readwrite, nonatomic) UIImage *responseImage;
 #elif __MAC_OS_X_VERSION_MIN_REQUIRED 
 @property (readwrite, nonatomic, retain) NSImage *responseImage;
 #endif
@@ -74,7 +74,7 @@ static dispatch_queue_t image_request_operation_processing_queue() {
                                                       success:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, UIImage *image))success
                                                       failure:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error))failure
 {
-    AFImageRequestOperation *requestOperation = [[[AFImageRequestOperation alloc] initWithRequest:urlRequest] autorelease];
+    AFImageRequestOperation *requestOperation = [[AFImageRequestOperation alloc] initWithRequest:urlRequest];
     [requestOperation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {
         if (success) {
             UIImage *image = responseObject;
@@ -105,7 +105,7 @@ static dispatch_queue_t image_request_operation_processing_queue() {
                                                       success:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSImage *image))success
                                                       failure:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error))failure
 {
-    AFImageRequestOperation *requestOperation = [[[AFImageRequestOperation alloc] initWithRequest:urlRequest] autorelease];
+    AFImageRequestOperation *requestOperation = [[AFImageRequestOperation alloc] initWithRequest:urlRequest];
     [requestOperation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {
         if (success) {
             NSImage *image = responseObject;
@@ -144,10 +144,6 @@ static dispatch_queue_t image_request_operation_processing_queue() {
     return self;
 }
 
-- (void)dealloc {
-    [_responseImage release];
-    [super dealloc];
-}
 
 #if __IPHONE_OS_VERSION_MIN_REQUIRED
 - (UIImage *)responseImage {
@@ -174,9 +170,8 @@ static dispatch_queue_t image_request_operation_processing_queue() {
     if (!_responseImage && [self.responseData length] > 0 && [self isFinished]) {
         // Ensure that the image is set to it's correct pixel width and height
         NSBitmapImageRep *bitimage = [[NSBitmapImageRep alloc] initWithData:self.responseData];
-        self.responseImage = [[[NSImage alloc] initWithSize:NSMakeSize([bitimage pixelsWide], [bitimage pixelsHigh])] autorelease];
+        self.responseImage = [[NSImage alloc] initWithSize:NSMakeSize([bitimage pixelsWide], [bitimage pixelsHigh])];
         [self.responseImage addRepresentation:bitimage];
-        [bitimage release];
     }
     
     return _responseImage;
@@ -202,16 +197,17 @@ static dispatch_queue_t image_request_operation_processing_queue() {
 - (void)setCompletionBlockWithSuccess:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
                               failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
 {
+    __weak AFImageRequestOperation *weakSelf = self;
     self.completionBlock = ^ {
-        if ([self isCancelled]) {
+        if ([weakSelf isCancelled]) {
             return;
         }
         
         dispatch_async(image_request_operation_processing_queue(), ^(void) {
-            if (self.error) {
+            if (weakSelf.error) {
                 if (failure) {
-                    dispatch_async(self.failureCallbackQueue ? self.failureCallbackQueue : dispatch_get_main_queue(), ^{
-                        failure(self, self.error);
+                    dispatch_async(weakSelf.failureCallbackQueue ? weakSelf.failureCallbackQueue : dispatch_get_main_queue(), ^{
+                        failure(weakSelf, weakSelf.error);
                     });
                 }
             } else {            
@@ -222,10 +218,10 @@ static dispatch_queue_t image_request_operation_processing_queue() {
                     NSImage *image = nil;
 #endif
 
-                    image = self.responseImage;
+                    image = weakSelf.responseImage;
 
-                    dispatch_async(self.successCallbackQueue ? self.successCallbackQueue : dispatch_get_main_queue(), ^{
-                        success(self, image);
+                    dispatch_async(weakSelf.successCallbackQueue ? weakSelf.successCallbackQueue : dispatch_get_main_queue(), ^{
+                        success(weakSelf, image);
                     });
                 }
             }

AFNetworking/AFJSONRequestOperation.h

@@ -44,7 +44,7 @@
 /**
  A JSON object constructed from the response data. If an error occurs while parsing, `nil` will be returned, and the `error` property will be set to the error.
  */
-@property (readonly, nonatomic, retain) id responseJSON;
+@property (readonly, nonatomic) id responseJSON;
 
 ///----------------------------------
 /// @name Creating Request Operations

AFNetworking/AFJSONRequestOperation.m

@@ -32,8 +32,8 @@ static dispatch_queue_t json_request_operation_processing_queue() {
 }
 
 @interface AFJSONRequestOperation ()
-@property (readwrite, nonatomic, retain) id responseJSON;
-@property (readwrite, nonatomic, retain) NSError *JSONError;
+@property (readwrite, nonatomic) id responseJSON;
+@property (readwrite, nonatomic) NSError *JSONError;
 @end
 
 @implementation AFJSONRequestOperation
@@ -44,7 +44,7 @@ static dispatch_queue_t json_request_operation_processing_queue() {
                                                     success:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, id JSON))success 
                                                     failure:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error, id JSON))failure
 {
-    AFJSONRequestOperation *requestOperation = [[[self alloc] initWithRequest:urlRequest] autorelease];
+    AFJSONRequestOperation *requestOperation = [[self alloc] initWithRequest:urlRequest];
     [requestOperation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {
         if (success) {
             success(operation.request, operation.response, responseObject);
@@ -58,11 +58,6 @@ static dispatch_queue_t json_request_operation_processing_queue() {
     return requestOperation;
 }
 
-- (void)dealloc {
-    [_responseJSON release];
-    [_JSONError release];
-    [super dealloc];
-}
 
 - (id)responseJSON {
     if (!_responseJSON && [self.responseData length] > 0 && [self isFinished] && !self.JSONError) {
@@ -101,31 +96,32 @@ static dispatch_queue_t json_request_operation_processing_queue() {
 - (void)setCompletionBlockWithSuccess:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
                               failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
 {
+    __weak AFJSONRequestOperation *weakSelf = self;
     self.completionBlock = ^ {
-        if ([self isCancelled]) {
+        if ([weakSelf isCancelled]) {
             return;
         }
         
-        if (self.error) {
+        if (weakSelf.error) {
             if (failure) {
-                dispatch_async(self.failureCallbackQueue ? self.failureCallbackQueue : dispatch_get_main_queue(), ^{
-                    failure(self, self.error);
+                dispatch_async(weakSelf.failureCallbackQueue ? weakSelf.failureCallbackQueue : dispatch_get_main_queue(), ^{
+                    failure(weakSelf, weakSelf.error);
                 });
             }
         } else {
             dispatch_async(json_request_operation_processing_queue(), ^{
-                id JSON = self.responseJSON;
+                id JSON = weakSelf.responseJSON;
                 
                 if (self.JSONError) {
                     if (failure) {
-                        dispatch_async(self.failureCallbackQueue ? self.failureCallbackQueue : dispatch_get_main_queue(), ^{
-                            failure(self, self.error);
+                        dispatch_async(weakSelf.failureCallbackQueue ? weakSelf.failureCallbackQueue : dispatch_get_main_queue(), ^{
+                            failure(weakSelf, weakSelf.error);
                         });
                     }
                 } else {
                     if (success) {
-                        dispatch_async(self.successCallbackQueue ? self.successCallbackQueue : dispatch_get_main_queue(), ^{
-                            success(self, JSON);
+                        dispatch_async(weakSelf.successCallbackQueue ? weakSelf.successCallbackQueue : dispatch_get_main_queue(), ^{
+                            success(weakSelf, JSON);
                         });
                     }                    
                 }

AFNetworking/AFNetworkActivityIndicatorManager.m

@@ -29,7 +29,7 @@ static NSTimeInterval const kAFNetworkActivityIndicatorInvisibilityDelay = 0.25;
 
 @interface AFNetworkActivityIndicatorManager ()
 @property (readwrite, atomic, assign) NSInteger activityCount;
-@property (readwrite, nonatomic, retain) NSTimer *activityIndicatorVisibilityTimer;
+@property (readwrite, nonatomic) NSTimer *activityIndicatorVisibilityTimer;
 @property (readonly, getter = isNetworkActivityIndicatorVisible) BOOL networkActivityIndicatorVisible;
 
 - (void)updateNetworkActivityIndicatorVisibility;
@@ -67,9 +67,7 @@ static NSTimeInterval const kAFNetworkActivityIndicatorInvisibilityDelay = 0.25;
     [[NSNotificationCenter defaultCenter] removeObserver:self];
     
     [_activityIndicatorVisibilityTimer invalidate];
-    [_activityIndicatorVisibilityTimer release]; _activityIndicatorVisibilityTimer = nil;
     
-    [super dealloc];
 }
 
 - (void)updateNetworkActivityIndicatorVisibilityDelayed {

AFNetworking/AFPropertyListRequestOperation.h

@@ -41,7 +41,7 @@
 /**
  An object deserialized from a plist constructed using the response data.
  */
-@property (readonly, nonatomic, retain) id responsePropertyList;
+@property (readonly, nonatomic) id responsePropertyList;
 
 ///--------------------------------------
 /// @name Managing Property List Behavior

AFNetworking/AFPropertyListRequestOperation.m

@@ -32,9 +32,9 @@ static dispatch_queue_t property_list_request_operation_processing_queue() {
 }
 
 @interface AFPropertyListRequestOperation ()
-@property (readwrite, nonatomic, retain) id responsePropertyList;
+@property (readwrite, nonatomic) id responsePropertyList;
 @property (readwrite, nonatomic, assign) NSPropertyListFormat propertyListFormat;
-@property (readwrite, nonatomic, retain) NSError *propertyListError;
+@property (readwrite, nonatomic) NSError *propertyListError;
 @end
 
 @implementation AFPropertyListRequestOperation
@@ -47,7 +47,7 @@ static dispatch_queue_t property_list_request_operation_processing_queue() {
                                                                     success:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, id propertyList))success
                                                                     failure:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error, id propertyList))failure
 {
-    AFPropertyListRequestOperation *requestOperation = [[[self alloc] initWithRequest:request] autorelease];
+    AFPropertyListRequestOperation *requestOperation = [[self alloc] initWithRequest:request];
     [requestOperation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {
         if (success) {
             success(operation.request, operation.response, responseObject);
@@ -72,11 +72,6 @@ static dispatch_queue_t property_list_request_operation_processing_queue() {
     return self;
 }
 
-- (void)dealloc {
-    [_responsePropertyList release];
-    [_propertyListError release];
-    [super dealloc];
-}
 
 - (id)responsePropertyList {
     if (!_responsePropertyList && [self.responseData length] > 0 && [self isFinished]) {
@@ -111,31 +106,32 @@ static dispatch_queue_t property_list_request_operation_processing_queue() {
 - (void)setCompletionBlockWithSuccess:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
                               failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
 {
+    __weak AFPropertyListRequestOperation *weakSelf = self;
     self.completionBlock = ^ {
-        if ([self isCancelled]) {
+        if ([weakSelf isCancelled]) {
             return;
         }
         
-        if (self.error) {
+        if (weakSelf.error) {
             if (failure) {
-                dispatch_async(self.failureCallbackQueue ? self.failureCallbackQueue : dispatch_get_main_queue(), ^{
-                    failure(self, self.error);
+                dispatch_async(weakSelf.failureCallbackQueue ? weakSelf.failureCallbackQueue : dispatch_get_main_queue(), ^{
+                    failure(weakSelf, weakSelf.error);
                 });
             }
         } else {
             dispatch_async(property_list_request_operation_processing_queue(), ^(void) {
-                id propertyList = self.responsePropertyList;
+                id propertyList = weakSelf.responsePropertyList;
                 
                 if (self.propertyListError) {
                     if (failure) {
-                        dispatch_async(self.failureCallbackQueue ? self.failureCallbackQueue : dispatch_get_main_queue(), ^{
-                            failure(self, self.error);
+                        dispatch_async(weakSelf.failureCallbackQueue ? weakSelf.failureCallbackQueue : dispatch_get_main_queue(), ^{
+                            failure(weakSelf, weakSelf.error);
                         });
                     }
                 } else {
                     if (success) {
-                        dispatch_async(self.successCallbackQueue ? self.successCallbackQueue : dispatch_get_main_queue(), ^{
-                            success(self, propertyList);
+                        dispatch_async(weakSelf.successCallbackQueue ? weakSelf.successCallbackQueue : dispatch_get_main_queue(), ^{
+                            success(weakSelf, propertyList);
                         });
                     } 
                 }

AFNetworking/AFURLConnectionOperation.h

@@ -84,7 +84,7 @@ extern NSString * const AFNetworkingOperationDidFinishNotification;
 /**
  The run loop modes in which the operation will run on the network thread. By default, this is a single-member set containing `NSRunLoopCommonModes`.
  */
-@property (nonatomic, retain) NSSet *runLoopModes;
+@property (nonatomic) NSSet *runLoopModes;
 
 ///-----------------------------------------
 /// @name Getting URL Connection Information
@@ -93,17 +93,17 @@ extern NSString * const AFNetworkingOperationDidFinishNotification;
 /**
  The request used by the operation's connection.
  */
-@property (readonly, nonatomic, retain) NSURLRequest *request;
+@property (readonly, nonatomic, strong) NSURLRequest *request;
 
 /**
  The last response received by the operation's connection.
  */
-@property (readonly, nonatomic, retain) NSURLResponse *response;
+@property (readonly, nonatomic, strong) NSURLResponse *response;
 
 /**
  The error, if any, that occured in the lifecycle of the request.
  */
-@property (readonly, nonatomic, retain) NSError *error;
+@property (readonly, nonatomic, strong) NSError *error;
 
 ///----------------------------
 /// @name Getting Response Data
@@ -112,7 +112,7 @@ extern NSString * const AFNetworkingOperationDidFinishNotification;
 /**
  The data received during the request. 
  */
-@property (readonly, nonatomic, retain) NSData *responseData;
+@property (readonly, nonatomic, strong) NSData *responseData;
 
 /**
  The string representation of the response data.
@@ -130,14 +130,14 @@ extern NSString * const AFNetworkingOperationDidFinishNotification;
  
  @discussion This property acts as a proxy to the `HTTPBodyStream` property of `request`.
  */
-@property (nonatomic, retain) NSInputStream *inputStream;
+@property (nonatomic) NSInputStream *inputStream;
 
 /**
  The output stream that is used to write data received until the request is finished.
  
  @discussion By default, data is accumulated into a buffer that is stored into `responseData` upon completion of the request. When `outputStream` is set, the data will not be accumulated into an internal buffer, and as a result, the `responseData` property of the completed request will be `nil`. The output stream will be scheduled in the network thread runloop upon being set.
  */
-@property (nonatomic, retain) NSOutputStream *outputStream;
+@property (nonatomic) NSOutputStream *outputStream;
 
 ///------------------------------------------------------
 /// @name Initializing an AFURLConnectionOperation Object

AFNetworking/AFURLConnectionOperation.m

@@ -103,12 +103,12 @@ static inline BOOL AFStateTransitionIsValid(AFOperationState fromState, AFOperat
 @interface AFURLConnectionOperation ()
 @property (readwrite, nonatomic, assign) AFOperationState state;
 @property (readwrite, nonatomic, assign, getter = isCancelled) BOOL cancelled;
-@property (readwrite, nonatomic, retain) NSRecursiveLock *lock;
-@property (readwrite, nonatomic, retain) NSURLConnection *connection;
-@property (readwrite, nonatomic, retain) NSURLRequest *request;
-@property (readwrite, nonatomic, retain) NSURLResponse *response;
-@property (readwrite, nonatomic, retain) NSError *error;
-@property (readwrite, nonatomic, retain) NSData *responseData;
+@property (readwrite, nonatomic, strong) NSRecursiveLock *lock;
+@property (readwrite, nonatomic, strong) NSURLConnection *connection;
+@property (readwrite, nonatomic, strong) NSURLRequest *request;
+@property (readwrite, nonatomic, strong) NSURLResponse *response;
+@property (readwrite, nonatomic, strong) NSError *error;
+@property (readwrite, nonatomic, strong) NSData *responseData;
 @property (readwrite, nonatomic, copy) NSString *responseString;
 @property (readwrite, nonatomic, assign) long long totalBytesRead;
 @property (readwrite, nonatomic, assign) AFBackgroundTaskIdentifier backgroundTaskIdentifier;
@@ -147,9 +147,9 @@ static inline BOOL AFStateTransitionIsValid(AFOperationState fromState, AFOperat
 
 + (void)networkRequestThreadEntryPoint:(id)__unused object {
     do {
-        NSAutoreleasePool *runLoopPool = [[NSAutoreleasePool alloc] init];
-        [[NSRunLoop currentRunLoop] run];
-        [runLoopPool drain];
+        @autoreleasepool {
+            [[NSRunLoop currentRunLoop] run];
+        }
     } while (YES);
 }
 
@@ -171,7 +171,7 @@ static inline BOOL AFStateTransitionIsValid(AFOperationState fromState, AFOperat
 		return nil;
     }
     
-    self.lock = [[[NSRecursiveLock alloc] init] autorelease];
+    self.lock = [[NSRecursiveLock alloc] init];
     self.lock.name = kAFNetworkingLockName;
     
     self.runLoopModes = [NSSet setWithObject:NSRunLoopCommonModes];
@@ -186,20 +186,12 @@ static inline BOOL AFStateTransitionIsValid(AFOperationState fromState, AFOperat
 }
 
 - (void)dealloc {
-    [_lock release];
         
-    [_runLoopModes release];
     
-    [_request release];
-    [_response release];
-    [_error release];
     
-    [_responseData release];
-    [_responseString release];
     
     if (_outputStream) {
         [_outputStream close];
-        [_outputStream release];
         _outputStream = nil;
     }
 
@@ -210,16 +202,8 @@ static inline BOOL AFStateTransitionIsValid(AFOperationState fromState, AFOperat
     }
 #endif
     	
-    [_uploadProgress release];
-    [_downloadProgress release];
-    [_authenticationChallenge release];
-    [_authenticationAgainstProtectionSpace release];
-    [_cacheResponse release];
-    [_redirectResponse release];
     
-    [_connection release];
     
-    [super dealloc];
 }
 
 - (NSString *)description {
@@ -231,7 +215,7 @@ static inline BOOL AFStateTransitionIsValid(AFOperationState fromState, AFOperat
     if (!block) {
         [super setCompletionBlock:nil];
     } else {
-        __block id _blockSelf = self;
+        __unsafe_unretained id _blockSelf = self;
         [super setCompletionBlock:^ {
             block();
             [_blockSelf setCompletionBlock:nil];
@@ -246,7 +230,7 @@ static inline BOOL AFStateTransitionIsValid(AFOperationState fromState, AFOperat
 
 - (void)setInputStream:(NSInputStream *)inputStream {
     [self willChangeValueForKey:@"inputStream"];
-    NSMutableURLRequest *mutableRequest = [[self.request mutableCopy] autorelease];
+    NSMutableURLRequest *mutableRequest = [self.request mutableCopy];
     mutableRequest.HTTPBodyStream = inputStream;
     self.request = mutableRequest;
     [self didChangeValueForKey:@"inputStream"];
@@ -254,11 +238,9 @@ static inline BOOL AFStateTransitionIsValid(AFOperationState fromState, AFOperat
 
 - (void)setOutputStream:(NSOutputStream *)outputStream {
     [self willChangeValueForKey:@"outputStream"];
-    [outputStream retain];
     
     if (_outputStream) {
         [_outputStream close];
-        [_outputStream release];
     }
     _outputStream = outputStream;
     [self didChangeValueForKey:@"outputStream"];
@@ -344,10 +326,10 @@ static inline BOOL AFStateTransitionIsValid(AFOperationState fromState, AFOperat
     if (!_responseString && self.response && self.responseData) {
         NSStringEncoding textEncoding = NSUTF8StringEncoding;
         if (self.response.textEncodingName) {
-            textEncoding = CFStringConvertEncodingToNSStringEncoding(CFStringConvertIANACharSetNameToEncoding((CFStringRef)self.response.textEncodingName));
+            textEncoding = CFStringConvertEncodingToNSStringEncoding(CFStringConvertIANACharSetNameToEncoding((__bridge CFStringRef)self.response.textEncodingName));
         }
         
-        self.responseString = [[[NSString alloc] initWithData:self.responseData encoding:textEncoding] autorelease];
+        self.responseString = [[NSString alloc] initWithData:self.responseData encoding:textEncoding];
     }
     [self.lock unlock];
     
@@ -416,7 +398,7 @@ static inline BOOL AFStateTransitionIsValid(AFOperationState fromState, AFOperat
     if ([self isCancelled]) {
         [self finish];
     } else {
-        self.connection = [[[NSURLConnection alloc] initWithRequest:self.request delegate:self startImmediately:NO] autorelease];
+        self.connection = [[NSURLConnection alloc] initWithRequest:self.request delegate:self startImmediately:NO];
         
         NSRunLoop *runLoop = [NSRunLoop currentRunLoop];
         for (NSString *runLoopMode in self.runLoopModes) {
@@ -496,8 +478,8 @@ didReceiveAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge
         if ([challenge previousFailureCount] == 0) {
             NSURLCredential *credential = nil;
             
-            NSString *username = [(NSString *)CFURLCopyUserName((CFURLRef)[self.request URL]) autorelease];
-            NSString *password = [(NSString *)CFURLCopyPassword((CFURLRef)[self.request URL]) autorelease];
+            NSString *username = (__bridge_transfer NSString *)CFURLCopyUserName((__bridge CFURLRef)[self.request URL]);
+            NSString *password = (__bridge_transfer NSString *)CFURLCopyPassword((__bridge CFURLRef)[self.request URL]);
             
             if (username && password) {
                 credential = [NSURLCredential credentialWithUser:username password:password persistence:NSURLCredentialPersistenceNone];

AFNetworking/AFXMLRequestOperation.h

@@ -48,7 +48,7 @@
 /**
  An `NSXMLParser` object constructed from the response data.
  */
-@property (readonly, nonatomic, retain) NSXMLParser *responseXMLParser;
+@property (readonly, nonatomic) NSXMLParser *responseXMLParser;
 
 #if __MAC_OS_X_VERSION_MIN_REQUIRED
 /**

AFNetworking/AFXMLRequestOperation.m

@@ -34,11 +34,11 @@ static dispatch_queue_t xml_request_operation_processing_queue() {
 }
 
 @interface AFXMLRequestOperation ()
-@property (readwrite, nonatomic, retain) NSXMLParser *responseXMLParser;
+@property (readwrite, nonatomic) NSXMLParser *responseXMLParser;
 #if __MAC_OS_X_VERSION_MIN_REQUIRED
 @property (readwrite, nonatomic, retain) NSXMLDocument *responseXMLDocument;
 #endif
-@property (readwrite, nonatomic, retain) NSError *XMLError;
+@property (readwrite, nonatomic) NSError *XMLError;
 @end
 
 @implementation AFXMLRequestOperation
@@ -52,7 +52,7 @@ static dispatch_queue_t xml_request_operation_processing_queue() {
                                                         success:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSXMLParser *XMLParser))success
                                                         failure:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error, NSXMLParser *XMLParser))failure
 {
-    AFXMLRequestOperation *requestOperation = [[[self alloc] initWithRequest:urlRequest] autorelease];
+    AFXMLRequestOperation *requestOperation = [[self alloc] initWithRequest:urlRequest];
     [requestOperation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {
         if (success) {
             success(operation.request, operation.response, responseObject);
@@ -71,7 +71,7 @@ static dispatch_queue_t xml_request_operation_processing_queue() {
                                                           success:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSXMLDocument *document))success
                                                           failure:(void (^)(NSURLRequest *request, NSHTTPURLResponse *response, NSError *error, NSXMLDocument *document))failure
 {
-    AFXMLRequestOperation *requestOperation = [[[self alloc] initWithRequest:urlRequest] autorelease];
+    AFXMLRequestOperation *requestOperation = [[self alloc] initWithRequest:urlRequest];
     [requestOperation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, __unused id responseObject) {
         if (success) {
             NSXMLDocument *XMLDocument = [(AFXMLRequestOperation *)operation responseXMLDocument];            
@@ -88,21 +88,10 @@ static dispatch_queue_t xml_request_operation_processing_queue() {
 }
 #endif
 
-- (void)dealloc {
-    [_responseXMLParser release];
-    
-#if __MAC_OS_X_VERSION_MIN_REQUIRED
-    [_responseXMLDocument release];
-#endif
-    
-    [_XMLError release];
-    
-    [super dealloc];
-}
 
 - (NSXMLParser *)responseXMLParser {
     if (!_responseXMLParser && [self.responseData length] > 0 && [self isFinished]) {
-        self.responseXMLParser = [[[NSXMLParser alloc] initWithData:self.responseData] autorelease];
+        self.responseXMLParser = [[NSXMLParser alloc] initWithData:self.responseData];
     }
     
     return _responseXMLParser;
@@ -112,7 +101,7 @@ static dispatch_queue_t xml_request_operation_processing_queue() {
 - (NSXMLDocument *)responseXMLDocument {
     if (!_responseXMLDocument && [self.responseData length] > 0 && [self isFinished]) {
         NSError *error = nil;
-        self.responseXMLDocument = [[[NSXMLDocument alloc] initWithData:self.responseData options:0 error:&error] autorelease];
+        self.responseXMLDocument = [[NSXMLDocument alloc] initWithData:self.responseData options:0 error:&error];
         self.XMLError = error;
     }
     
@@ -149,24 +138,25 @@ static dispatch_queue_t xml_request_operation_processing_queue() {
 - (void)setCompletionBlockWithSuccess:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
                               failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
 {
+    __weak AFXMLRequestOperation *weakSelf = self;
     self.completionBlock = ^ {
-        if ([self isCancelled]) {
+        if ([weakSelf isCancelled]) {
             return;
         }
         
         dispatch_async(xml_request_operation_processing_queue(), ^(void) {
-            NSXMLParser *XMLParser = self.responseXMLParser;
+            NSXMLParser *XMLParser = weakSelf.responseXMLParser;
             
             if (self.error) {
                 if (failure) {
-                    dispatch_async(self.failureCallbackQueue ? self.failureCallbackQueue : dispatch_get_main_queue(), ^{
-                        failure(self, self.error);
+                    dispatch_async(weakSelf.failureCallbackQueue ? weakSelf.failureCallbackQueue : dispatch_get_main_queue(), ^{
+                        failure(weakSelf, weakSelf.error);
                     });
                 }
             } else {
                 if (success) {
-                    dispatch_async(self.successCallbackQueue ? self.successCallbackQueue : dispatch_get_main_queue(), ^{
-                        success(self, XMLParser);
+                    dispatch_async(weakSelf.successCallbackQueue ? weakSelf.successCallbackQueue : dispatch_get_main_queue(), ^{
+                        success(weakSelf, XMLParser);
                     });
                 } 
             }

AFNetworking/UIImageView+AFNetworking.m

@@ -111,7 +111,7 @@ static char kAFImageRequestOperationObjectKey;
     } else {
         self.image = placeholderImage;
         
-        AFImageRequestOperation *requestOperation = [[[AFImageRequestOperation alloc] initWithRequest:urlRequest] autorelease];
+        AFImageRequestOperation *requestOperation = [[AFImageRequestOperation alloc] initWithRequest:urlRequest];
         [requestOperation setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {
             if ([[urlRequest URL] isEqual:[[self.af_imageRequestOperation request] URL]]) {
                 self.image = responseObject;

Example/AFNetworking Mac Example.xcodeproj/project.pbxproj

@@ -11,18 +11,16 @@
 		F8129C321591073C009BFE23 /* AFTwitterAPIClient.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C251591073C009BFE23 /* AFTwitterAPIClient.m */; };
 		F8129C341591073C009BFE23 /* Tweet.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C2B1591073C009BFE23 /* Tweet.m */; };
 		F8129C351591073C009BFE23 /* User.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C2D1591073C009BFE23 /* User.m */; };
-		F8129C631591090B009BFE23 /* AFHTTPClient.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C4F1591090B009BFE23 /* AFHTTPClient.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8129C641591090B009BFE23 /* AFHTTPRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C511591090B009BFE23 /* AFHTTPRequestOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8129C651591090B009BFE23 /* AFImageRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C531591090B009BFE23 /* AFImageRequestOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8129C661591090B009BFE23 /* AFJSONRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C551591090B009BFE23 /* AFJSONRequestOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8129C681591090B009BFE23 /* AFNetworkActivityIndicatorManager.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C591591090B009BFE23 /* AFNetworkActivityIndicatorManager.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8129C691591090B009BFE23 /* AFPropertyListRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C5C1591090B009BFE23 /* AFPropertyListRequestOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8129C6A1591090B009BFE23 /* AFURLConnectionOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C5E1591090B009BFE23 /* AFURLConnectionOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8129C6B1591090B009BFE23 /* AFXMLRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C601591090B009BFE23 /* AFXMLRequestOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8129C6C1591090B009BFE23 /* UIImageView+AFNetworking.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C621591090B009BFE23 /* UIImageView+AFNetworking.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
 		F8129C6F15910B15009BFE23 /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C6E15910B15009BFE23 /* main.m */; };
 		F8129C7115910B3E009BFE23 /* MainMenu.xib in Resources */ = {isa = PBXBuildFile; fileRef = F8129C7015910B3E009BFE23 /* MainMenu.xib */; };
 		F8129C7715910C40009BFE23 /* AppDelegate.m in Sources */ = {isa = PBXBuildFile; fileRef = F8129C7515910C40009BFE23 /* AppDelegate.m */; };
+		F82EB07C159A172000B10B56 /* AFHTTPClient.m in Sources */ = {isa = PBXBuildFile; fileRef = F82EB06E159A172000B10B56 /* AFHTTPClient.m */; };
+		F82EB07D159A172000B10B56 /* AFHTTPRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F82EB070159A172000B10B56 /* AFHTTPRequestOperation.m */; };
+		F82EB07E159A172000B10B56 /* AFImageRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F82EB072159A172000B10B56 /* AFImageRequestOperation.m */; };
+		F82EB07F159A172000B10B56 /* AFJSONRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F82EB074159A172000B10B56 /* AFJSONRequestOperation.m */; };
+		F82EB080159A172000B10B56 /* AFPropertyListRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F82EB077159A172000B10B56 /* AFPropertyListRequestOperation.m */; };
+		F82EB081159A172000B10B56 /* AFURLConnectionOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F82EB079159A172000B10B56 /* AFURLConnectionOperation.m */; };
+		F82EB082159A172000B10B56 /* AFXMLRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F82EB07B159A172000B10B56 /* AFXMLRequestOperation.m */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
@@ -37,29 +35,25 @@
 		F8129C2C1591073C009BFE23 /* User.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = User.h; sourceTree = "<group>"; };
 		F8129C2D1591073C009BFE23 /* User.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = User.m; sourceTree = "<group>"; };
 		F8129C311591073C009BFE23 /* AFTwitterAPIClient.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFTwitterAPIClient.h; path = Classes/AFTwitterAPIClient.h; sourceTree = SOURCE_ROOT; };
-		F8129C4E1591090B009BFE23 /* AFHTTPClient.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFHTTPClient.h; path = ../AFNetworking/AFHTTPClient.h; sourceTree = "<group>"; };
-		F8129C4F1591090B009BFE23 /* AFHTTPClient.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFHTTPClient.m; path = ../AFNetworking/AFHTTPClient.m; sourceTree = "<group>"; };
-		F8129C501591090B009BFE23 /* AFHTTPRequestOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFHTTPRequestOperation.h; path = ../AFNetworking/AFHTTPRequestOperation.h; sourceTree = "<group>"; };
-		F8129C511591090B009BFE23 /* AFHTTPRequestOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFHTTPRequestOperation.m; path = ../AFNetworking/AFHTTPRequestOperation.m; sourceTree = "<group>"; };
-		F8129C521591090B009BFE23 /* AFImageRequestOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFImageRequestOperation.h; path = ../AFNetworking/AFImageRequestOperation.h; sourceTree = "<group>"; };
-		F8129C531591090B009BFE23 /* AFImageRequestOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFImageRequestOperation.m; path = ../AFNetworking/AFImageRequestOperation.m; sourceTree = "<group>"; };
-		F8129C541591090B009BFE23 /* AFJSONRequestOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFJSONRequestOperation.h; path = ../AFNetworking/AFJSONRequestOperation.h; sourceTree = "<group>"; };
-		F8129C551591090B009BFE23 /* AFJSONRequestOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFJSONRequestOperation.m; path = ../AFNetworking/AFJSONRequestOperation.m; sourceTree = "<group>"; };
-		F8129C581591090B009BFE23 /* AFNetworkActivityIndicatorManager.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFNetworkActivityIndicatorManager.h; path = ../AFNetworking/AFNetworkActivityIndicatorManager.h; sourceTree = "<group>"; };
-		F8129C591591090B009BFE23 /* AFNetworkActivityIndicatorManager.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFNetworkActivityIndicatorManager.m; path = ../AFNetworking/AFNetworkActivityIndicatorManager.m; sourceTree = "<group>"; };
-		F8129C5A1591090B009BFE23 /* AFNetworking.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFNetworking.h; path = ../AFNetworking/AFNetworking.h; sourceTree = "<group>"; };
-		F8129C5B1591090B009BFE23 /* AFPropertyListRequestOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFPropertyListRequestOperation.h; path = ../AFNetworking/AFPropertyListRequestOperation.h; sourceTree = "<group>"; };
-		F8129C5C1591090B009BFE23 /* AFPropertyListRequestOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFPropertyListRequestOperation.m; path = ../AFNetworking/AFPropertyListRequestOperation.m; sourceTree = "<group>"; };
-		F8129C5D1591090B009BFE23 /* AFURLConnectionOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFURLConnectionOperation.h; path = ../AFNetworking/AFURLConnectionOperation.h; sourceTree = "<group>"; };
-		F8129C5E1591090B009BFE23 /* AFURLConnectionOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFURLConnectionOperation.m; path = ../AFNetworking/AFURLConnectionOperation.m; sourceTree = "<group>"; };
-		F8129C5F1591090B009BFE23 /* AFXMLRequestOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFXMLRequestOperation.h; path = ../AFNetworking/AFXMLRequestOperation.h; sourceTree = "<group>"; };
-		F8129C601591090B009BFE23 /* AFXMLRequestOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFXMLRequestOperation.m; path = ../AFNetworking/AFXMLRequestOperation.m; sourceTree = "<group>"; };
-		F8129C611591090B009BFE23 /* UIImageView+AFNetworking.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = "UIImageView+AFNetworking.h"; path = "../AFNetworking/UIImageView+AFNetworking.h"; sourceTree = "<group>"; };
-		F8129C621591090B009BFE23 /* UIImageView+AFNetworking.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = "UIImageView+AFNetworking.m"; path = "../AFNetworking/UIImageView+AFNetworking.m"; sourceTree = "<group>"; };
 		F8129C6E15910B15009BFE23 /* main.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = SOURCE_ROOT; };
 		F8129C7015910B3E009BFE23 /* MainMenu.xib */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.xib; path = MainMenu.xib; sourceTree = SOURCE_ROOT; };
 		F8129C7515910C40009BFE23 /* AppDelegate.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = AppDelegate.m; sourceTree = SOURCE_ROOT; };
 		F8129C7615910C40009BFE23 /* AppDelegate.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = AppDelegate.h; sourceTree = SOURCE_ROOT; };
+		F82EB06D159A172000B10B56 /* AFHTTPClient.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFHTTPClient.h; path = ../AFNetworking/AFHTTPClient.h; sourceTree = "<group>"; };
+		F82EB06E159A172000B10B56 /* AFHTTPClient.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFHTTPClient.m; path = ../AFNetworking/AFHTTPClient.m; sourceTree = "<group>"; };
+		F82EB06F159A172000B10B56 /* AFHTTPRequestOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFHTTPRequestOperation.h; path = ../AFNetworking/AFHTTPRequestOperation.h; sourceTree = "<group>"; };
+		F82EB070159A172000B10B56 /* AFHTTPRequestOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFHTTPRequestOperation.m; path = ../AFNetworking/AFHTTPRequestOperation.m; sourceTree = "<group>"; };
+		F82EB071159A172000B10B56 /* AFImageRequestOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFImageRequestOperation.h; path = ../AFNetworking/AFImageRequestOperation.h; sourceTree = "<group>"; };
+		F82EB072159A172000B10B56 /* AFImageRequestOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFImageRequestOperation.m; path = ../AFNetworking/AFImageRequestOperation.m; sourceTree = "<group>"; };
+		F82EB073159A172000B10B56 /* AFJSONRequestOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFJSONRequestOperation.h; path = ../AFNetworking/AFJSONRequestOperation.h; sourceTree = "<group>"; };
+		F82EB074159A172000B10B56 /* AFJSONRequestOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFJSONRequestOperation.m; path = ../AFNetworking/AFJSONRequestOperation.m; sourceTree = "<group>"; };
+		F82EB075159A172000B10B56 /* AFNetworking.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFNetworking.h; path = ../AFNetworking/AFNetworking.h; sourceTree = "<group>"; };
+		F82EB076159A172000B10B56 /* AFPropertyListRequestOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFPropertyListRequestOperation.h; path = ../AFNetworking/AFPropertyListRequestOperation.h; sourceTree = "<group>"; };
+		F82EB077159A172000B10B56 /* AFPropertyListRequestOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFPropertyListRequestOperation.m; path = ../AFNetworking/AFPropertyListRequestOperation.m; sourceTree = "<group>"; };
+		F82EB078159A172000B10B56 /* AFURLConnectionOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFURLConnectionOperation.h; path = ../AFNetworking/AFURLConnectionOperation.h; sourceTree = "<group>"; };
+		F82EB079159A172000B10B56 /* AFURLConnectionOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFURLConnectionOperation.m; path = ../AFNetworking/AFURLConnectionOperation.m; sourceTree = "<group>"; };
+		F82EB07A159A172000B10B56 /* AFXMLRequestOperation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = AFXMLRequestOperation.h; path = ../AFNetworking/AFXMLRequestOperation.h; sourceTree = "<group>"; };
+		F82EB07B159A172000B10B56 /* AFXMLRequestOperation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = AFXMLRequestOperation.m; path = ../AFNetworking/AFXMLRequestOperation.m; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -149,29 +143,33 @@
 		F8129C4C15910901009BFE23 /* Vendor */ = {
 			isa = PBXGroup;
 			children = (
-				F8129C4E1591090B009BFE23 /* AFHTTPClient.h */,
-				F8129C4F1591090B009BFE23 /* AFHTTPClient.m */,
-				F8129C501591090B009BFE23 /* AFHTTPRequestOperation.h */,
-				F8129C511591090B009BFE23 /* AFHTTPRequestOperation.m */,
-				F8129C521591090B009BFE23 /* AFImageRequestOperation.h */,
-				F8129C531591090B009BFE23 /* AFImageRequestOperation.m */,
-				F8129C541591090B009BFE23 /* AFJSONRequestOperation.h */,
-				F8129C551591090B009BFE23 /* AFJSONRequestOperation.m */,
-				F8129C581591090B009BFE23 /* AFNetworkActivityIndicatorManager.h */,
-				F8129C591591090B009BFE23 /* AFNetworkActivityIndicatorManager.m */,
-				F8129C5A1591090B009BFE23 /* AFNetworking.h */,
-				F8129C5B1591090B009BFE23 /* AFPropertyListRequestOperation.h */,
-				F8129C5C1591090B009BFE23 /* AFPropertyListRequestOperation.m */,
-				F8129C5D1591090B009BFE23 /* AFURLConnectionOperation.h */,
-				F8129C5E1591090B009BFE23 /* AFURLConnectionOperation.m */,
-				F8129C5F1591090B009BFE23 /* AFXMLRequestOperation.h */,
-				F8129C601591090B009BFE23 /* AFXMLRequestOperation.m */,
-				F8129C611591090B009BFE23 /* UIImageView+AFNetworking.h */,
-				F8129C621591090B009BFE23 /* UIImageView+AFNetworking.m */,
+				F82EB083159A172500B10B56 /* AFNetworking */,
 			);
 			name = Vendor;
 			sourceTree = "<group>";
 		};
+		F82EB083159A172500B10B56 /* AFNetworking */ = {
+			isa = PBXGroup;
+			children = (
+				F82EB06D159A172000B10B56 /* AFHTTPClient.h */,
+				F82EB06E159A172000B10B56 /* AFHTTPClient.m */,
+				F82EB06F159A172000B10B56 /* AFHTTPRequestOperation.h */,
+				F82EB070159A172000B10B56 /* AFHTTPRequestOperation.m */,
+				F82EB071159A172000B10B56 /* AFImageRequestOperation.h */,
+				F82EB072159A172000B10B56 /* AFImageRequestOperation.m */,
+				F82EB073159A172000B10B56 /* AFJSONRequestOperation.h */,
+				F82EB074159A172000B10B56 /* AFJSONRequestOperation.m */,
+				F82EB075159A172000B10B56 /* AFNetworking.h */,
+				F82EB076159A172000B10B56 /* AFPropertyListRequestOperation.h */,
+				F82EB077159A172000B10B56 /* AFPropertyListRequestOperation.m */,
+				F82EB078159A172000B10B56 /* AFURLConnectionOperation.h */,
+				F82EB079159A172000B10B56 /* AFURLConnectionOperation.m */,
+				F82EB07A159A172000B10B56 /* AFXMLRequestOperation.h */,
+				F82EB07B159A172000B10B56 /* AFXMLRequestOperation.m */,
+			);
+			name = AFNetworking;
+			sourceTree = "<group>";
+		};
 /* End PBXGroup section */
 
 /* Begin PBXNativeTarget section */
@@ -236,17 +234,15 @@
 				F8129C341591073C009BFE23 /* Tweet.m in Sources */,
 				F8129C351591073C009BFE23 /* User.m in Sources */,
 				F8129C321591073C009BFE23 /* AFTwitterAPIClient.m in Sources */,
-				F8129C631591090B009BFE23 /* AFHTTPClient.m in Sources */,
-				F8129C641591090B009BFE23 /* AFHTTPRequestOperation.m in Sources */,
-				F8129C651591090B009BFE23 /* AFImageRequestOperation.m in Sources */,
-				F8129C661591090B009BFE23 /* AFJSONRequestOperation.m in Sources */,
-				F8129C681591090B009BFE23 /* AFNetworkActivityIndicatorManager.m in Sources */,
-				F8129C691591090B009BFE23 /* AFPropertyListRequestOperation.m in Sources */,
-				F8129C6A1591090B009BFE23 /* AFURLConnectionOperation.m in Sources */,
-				F8129C6B1591090B009BFE23 /* AFXMLRequestOperation.m in Sources */,
-				F8129C6C1591090B009BFE23 /* UIImageView+AFNetworking.m in Sources */,
 				F8129C6F15910B15009BFE23 /* main.m in Sources */,
 				F8129C7715910C40009BFE23 /* AppDelegate.m in Sources */,
+				F82EB07C159A172000B10B56 /* AFHTTPClient.m in Sources */,
+				F82EB07D159A172000B10B56 /* AFHTTPRequestOperation.m in Sources */,
+				F82EB07E159A172000B10B56 /* AFImageRequestOperation.m in Sources */,
+				F82EB07F159A172000B10B56 /* AFJSONRequestOperation.m in Sources */,
+				F82EB080159A172000B10B56 /* AFPropertyListRequestOperation.m in Sources */,
+				F82EB081159A172000B10B56 /* AFURLConnectionOperation.m in Sources */,
+				F82EB082159A172000B10B56 /* AFXMLRequestOperation.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};

Example/AFNetworking iOS Example.xcodeproj/project.pbxproj

@@ -23,15 +23,15 @@
 		F8FA9494150EF97E00ED4EAD /* Tweet.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA9493150EF97E00ED4EAD /* Tweet.m */; };
 		F8FA9497150EF98800ED4EAD /* User.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA9496150EF98800ED4EAD /* User.m */; };
 		F8FA949A150EF9DA00ED4EAD /* PublicTimelineViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA9499150EF9DA00ED4EAD /* PublicTimelineViewController.m */; };
-		F8FA94B1150EFEC100ED4EAD /* AFHTTPClient.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA949D150EFEC100ED4EAD /* AFHTTPClient.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8FA94B2150EFEC100ED4EAD /* AFHTTPRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA949F150EFEC100ED4EAD /* AFHTTPRequestOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8FA94B3150EFEC100ED4EAD /* AFImageRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94A1150EFEC100ED4EAD /* AFImageRequestOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8FA94B4150EFEC100ED4EAD /* AFJSONRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94A3150EFEC100ED4EAD /* AFJSONRequestOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8FA94B6150EFEC100ED4EAD /* AFNetworkActivityIndicatorManager.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94A7150EFEC100ED4EAD /* AFNetworkActivityIndicatorManager.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8FA94B7150EFEC100ED4EAD /* AFPropertyListRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94AA150EFEC100ED4EAD /* AFPropertyListRequestOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8FA94B8150EFEC100ED4EAD /* AFURLConnectionOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94AC150EFEC100ED4EAD /* AFURLConnectionOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8FA94B9150EFEC100ED4EAD /* AFXMLRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94AE150EFEC100ED4EAD /* AFXMLRequestOperation.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
-		F8FA94BA150EFEC100ED4EAD /* UIImageView+AFNetworking.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94B0150EFEC100ED4EAD /* UIImageView+AFNetworking.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
+		F8FA94B1150EFEC100ED4EAD /* AFHTTPClient.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA949D150EFEC100ED4EAD /* AFHTTPClient.m */; };
+		F8FA94B2150EFEC100ED4EAD /* AFHTTPRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA949F150EFEC100ED4EAD /* AFHTTPRequestOperation.m */; };
+		F8FA94B3150EFEC100ED4EAD /* AFImageRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94A1150EFEC100ED4EAD /* AFImageRequestOperation.m */; };
+		F8FA94B4150EFEC100ED4EAD /* AFJSONRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94A3150EFEC100ED4EAD /* AFJSONRequestOperation.m */; };
+		F8FA94B6150EFEC100ED4EAD /* AFNetworkActivityIndicatorManager.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94A7150EFEC100ED4EAD /* AFNetworkActivityIndicatorManager.m */; };
+		F8FA94B7150EFEC100ED4EAD /* AFPropertyListRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94AA150EFEC100ED4EAD /* AFPropertyListRequestOperation.m */; };
+		F8FA94B8150EFEC100ED4EAD /* AFURLConnectionOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94AC150EFEC100ED4EAD /* AFURLConnectionOperation.m */; };
+		F8FA94B9150EFEC100ED4EAD /* AFXMLRequestOperation.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94AE150EFEC100ED4EAD /* AFXMLRequestOperation.m */; };
+		F8FA94BA150EFEC100ED4EAD /* UIImageView+AFNetworking.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94B0150EFEC100ED4EAD /* UIImageView+AFNetworking.m */; };
 		F8FA94C1150F019100ED4EAD /* TweetTableViewCell.m in Sources */ = {isa = PBXBuildFile; fileRef = F8FA94C0150F019100ED4EAD /* TweetTableViewCell.m */; };
 		F8FA94D0150F094D00ED4EAD /* profile-image-placeholder.png in Resources */ = {isa = PBXBuildFile; fileRef = F8FA94CC150F094D00ED4EAD /* profile-image-placeholder.png */; };
 		F8FA94D1150F094D00ED4EAD /* profile-image-placeholder@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = F8FA94CD150F094D00ED4EAD /* profile-image-placeholder@2x.png */; };

Example/AppDelegate.h

@@ -42,7 +42,7 @@
 @interface AppDelegate : NSObject <NSApplicationDelegate>
 
 @property (strong) IBOutlet NSWindow *window;
-@property (weak) IBOutlet NSTableView *tableView;
+@property (strong) IBOutlet NSTableView *tableView;
 @property (strong) IBOutlet NSArrayController *tweetsArrayController;
 
 @end

Example/Classes/Models/Tweet.h

@@ -26,10 +26,10 @@
 
 @interface Tweet : NSObject
 
-@property (readonly) NSUInteger tweetID;
-@property (readonly) NSString *text;
+@property (readonly, assign) NSUInteger tweetID;
+@property (readonly, strong) NSString *text;
 
-@property (readonly) User *user;
+@property (readonly, strong) User *user;
 
 - (id)initWithAttributes:(NSDictionary *)attributes;
 

Example/Classes/Models/Tweet.m

@@ -25,13 +25,7 @@
 
 #import "AFTwitterAPIClient.h"
 
-@implementation Tweet {
-@private
-    NSUInteger _tweetID;
-    __strong NSString *_text;
-    __strong User *_user;
-}
-
+@implementation Tweet
 @synthesize tweetID = _tweetID;
 @synthesize text = _text;
 @synthesize user = _user;

Example/Classes/Models/User.h

@@ -27,7 +27,7 @@ extern NSString * const kUserProfileImageDidLoadNotification;
 @interface User : NSObject
 
 @property (readonly) NSUInteger userID;
-@property (readonly) NSString *username;
+@property (strong, readonly) NSString *username;
 @property (unsafe_unretained, readonly) NSURL *profileImageURL;
 
 - (id)initWithAttributes:(NSDictionary *)attributes;