@class TSUOnce, NSMapTable; @interface TSCH3DSharegroupMTLDeviceToSharegroupMap : NSObject { TSUOnce *_mapOnce; NSMapTable *_cachedMap; } @property (readonly, nonatomic) NSMapTable *map; + (id)allocWithZone:(struct _NSZone { } *)a0; + (id)sharedInstance; + (id)_singletonAlloc; - (id)init; - (void).cxx_destruct; - (id)copyWithZone:(struct _NSZone { } *)a0; @end