@class HMFVersion; @interface HMBMutableModelField : HMBModelField @property (nonatomic, getter=isOptional) BOOL optional; @property (nonatomic) unsigned long long loggingVisibility; @property (retain, nonatomic) id defaultValue; @property (copy, nonatomic) HMFVersion *readonlyVersion; @property (copy, nonatomic) HMFVersion *unavailableVersion; @end