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Add new optimization to permit RKObjectRequestOperation to avoid the network and use an existing cached response. Update initialization paths for RKObjectRequestOperation to work with requests instead of request operations.

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Blake Watters
2012-09-09 18:25:43 -04:00
parent 954fe6bf0b
commit e5aed512a7
5 changed files with 119 additions and 32 deletions
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18
Code/Network/RKManagedObjectRequestOperation.m
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@@ -61,6 +61,12 @@
- (RKMappingResult *)performMappingOnResponse:(NSError **)error
{
if (self.isResponseFromCache) {
RKLogDebug(@"Managed object mapping requested for cached response: skipping mapping...");
// TODO: This is unexpectedly returning an empty result set... need to be able to retrieve the appropriate objects...
return [RKMappingResult mappingResultWithDictionary:@{}];
}
self.dataSource = [[RKManagedObjectMappingOperationDataSource alloc] initWithManagedObjectContext:self.privateContext
cache:self.managedObjectCache];
self.dataSource.operationQueue = [NSOperationQueue new];
@@ -68,8 +74,8 @@
[self.dataSource.operationQueue setMaxConcurrentOperationCount:1];
// Spin up an RKObjectResponseMapperOperation
RKManagedObjectResponseMapperOperation *mapperOperation = [[RKManagedObjectResponseMapperOperation alloc] initWithResponse:self.requestOperation.response
data:self.requestOperation.responseData
RKManagedObjectResponseMapperOperation *mapperOperation = [[RKManagedObjectResponseMapperOperation alloc] initWithResponse:self.response
data:self.responseData
responseDescriptors:self.responseDescriptors];
mapperOperation.targetObjectID = self.targetObjectID;
mapperOperation.managedObjectContext = self.privateContext;
@@ -96,8 +102,8 @@
__block BOOL _blockSuccess = YES;
if (self.targetObjectID
&& NSLocationInRange(self.requestOperation.response.statusCode, RKStatusCodeRangeForClass(RKStatusCodeClassSuccessful))
&& [[[self.requestOperation.request HTTPMethod] uppercaseString] isEqualToString:@"DELETE"]) {
&& NSLocationInRange(self.response.statusCode, RKStatusCodeRangeForClass(RKStatusCodeClassSuccessful))
&& [[[self.request HTTPMethod] uppercaseString] isEqualToString:@"DELETE"]) {
// 2xx DELETE request, proceed with deletion from the MOC
__block NSError *_blockError = nil;
@@ -120,7 +126,7 @@
- (NSSet *)localObjectsFromFetchRequestsMatchingRequestURL:(NSError **)error
{
NSMutableSet *localObjects = [NSMutableSet set];
NSURL *URL = [self.requestOperation.request URL];
NSURL *URL = [self.request URL];
__block NSError *_blockError;
__block NSArray *_blockObjects;
@@ -149,7 +155,7 @@
return YES;
}
if (! [[self.requestOperation.request.HTTPMethod uppercaseString] isEqualToString:@"GET"]) {
if (! [[self.request.HTTPMethod uppercaseString] isEqualToString:@"GET"]) {
RKLogDebug(@"Skipping cleanup of objects via managed object cache: only used for GET requests.");
return YES;
}