Object discovery

DiscoverAppModuleClasses.m

#import <objc/runtime.h>

- (NSArray *)discoverAppModuleClasses
{
    NSMutableArray *appModuleClasses = [NSMutableArray array];

    // Integrate all classes which comply to the provider protocol
    unsigned int count = 0;
    Class *classList = objc_copyClassList(&count);
    for (NSUInteger index = 0; index < count; index++)
    {
        Class classReference = classList[index];
        if (class_conformsToProtocol(classReference, @protocol(SomeDefinedProtocolDefinition)))
        {
            [appModuleClasses addObject:classReference];
        }
    }

    return appModuleClasses;
}