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#include <stdio.h>
#include <objc/Object.h>
@protocol Job
- do;
@end
@interface MyJob: Object<Job>
- do;
@end
@implementation MyJob
- do
{
printf("Doing Job\n");
return self;
}
@end
@interface JobExecutor: Object
- doWith: (id<Job>) job for: (int) count;
@end
@implementation JobExecutor
- doWith: (id<Job>) job for: (int) count
{
for (int i = 0; i < count; ++i) {
[job do];
}
return self;
}
@end
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