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fuzza/AppDelegate.m

Forked from oleksii-demedetskyi/AppDelegate.m
Last active May 14, 2016 18:13
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Service Locator
Raw
AppDelegate.m
- didFinishAppLaunch
{
ServiceLocator* serviceLocator = [ServiceLocator new];
SomeService* someService = [SomeService new];
[serviceLocator useObject:someService asServiceForKind:[someService class]];
SomeViewController* vc = [SomeViewController new];
vc.serviceLocator = serviceLocator;
}
Raw
ServiceLocator.h
@interface ServiceLocator: NSObject
- (void)useObject:(id)object asServiceForKind:(Class)serviceClass;
- (id)serviceOfKind:(Class)serviceClass;
@end
Raw
SomeService.h
@interface SomeService: NSOject
- (void)doStuff;
@end
#import "ServiceLocator.h"
@interface ServiceLocator(SomeService)
@property (nonatomic, readonly) SomeService* someService;
@end
Raw
SomeService.m
@implementation SomeService
- (void)doStuff {};
@end
@implementation ServiceLocator(SomeService)
- (SomeService*)somService
{
return [self serviceOfKind:[SomeService class]];
}
@end
Raw
SomeViewController.m
#import "SomeService.h"
- (void)viewDidLoad
{
[self.serviceLocator.someService doStuff];
}
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