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Creating custom GCD queues for JSON and image request processing

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This commit is contained in:
Mattt Thompson 2011-08-14 19:46:33 -05:00
parent a6ad381407
commit da1fa38bd4
2 changed files with 26 additions and 8 deletions
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11
AFNetworking/AFImageRequestOperation.m
View file

@ -33,6 +33,15 @@ static inline CGSize kAFImageRequestRoundedCornerRadii(CGSize imageSize) {
return CGSizeMake(dimension, dimension);
}
static dispatch_queue_t af_image_request_operation_processing_queue;
static dispatch_queue_t image_request_operation_processing_queue() {
if (af_image_request_operation_processing_queue == NULL) {
af_image_request_operation_processing_queue = dispatch_queue_create("com.alamofire.image-request.processing", 0);
}
return af_image_request_operation_processing_queue;
}
@implementation AFImageRequestOperation
+ (id)operationWithRequest:(NSURLRequest *)urlRequest
@ -47,7 +56,7 @@ static inline CGSize kAFImageRequestRoundedCornerRadii(CGSize imageSize) {
success:(void (^)(UIImage *image))success
{
return [self operationWithRequest:urlRequest completion:^(NSURLRequest *request, NSHTTPURLResponse *response, NSData *data, NSError *error) {
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^(void) {
dispatch_async(image_request_operation_processing_queue(), ^(void) {
UIImage *image = nil;
if ([[UIScreen mainScreen] scale] == 2.0) {
CGImageRef imageRef = [[UIImage imageWithData:data] CGImage];

23
AFNetworking/AFJSONRequestOperation.m
View file

@ -25,6 +25,15 @@
#include <Availability.h>
static dispatch_queue_t af_json_request_operation_processing_queue;
static dispatch_queue_t json_request_operation_processing_queue() {
if (af_json_request_operation_processing_queue == NULL) {
af_json_request_operation_processing_queue = dispatch_queue_create("com.alamofire.json-request.processing", 0);
}
return af_json_request_operation_processing_queue;
}
@implementation AFJSONRequestOperation
+ (id)operationWithRequest:(NSURLRequest *)urlRequest
@ -62,23 +71,23 @@
failure(error);
}
} else {
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^(void) {
dispatch_async(json_request_operation_processing_queue(), ^(void) {
id JSON = nil;
NSError *JSONError = nil;
#if __IPHONE_OS_VERSION_MIN_REQUIRED > __IPHONE_4_3
if ([NSJSONSerialization class]) {
JSON = [NSJSONSerialization JSONObjectWithData:data options:0 error:&error];
JSON = [NSJSONSerialization JSONObjectWithData:data options:0 error:&JSONError];
} else {
JSON = [[JSONDecoder decoder] objectWithData:data error:&error];
JSON = [[JSONDecoder decoder] objectWithData:data error:&JSONError];
}
#else
JSON = [[JSONDecoder decoder] objectWithData:data error:&error];
JSON = [[JSONDecoder decoder] objectWithData:data error:&JSONError];
#endif
dispatch_sync(dispatch_get_main_queue(), ^(void) {
if (error) {
if (JSONError) {
if (failure) {
failure(error);
failure(JSONError);
}
} else {
if (success) {