@class NSUUID, NSString, NSArray, _UICollectionViewFocusedItemState, NSSet, NSMutableDictionary, UICollectionViewData, NSMutableArray, UICollectionView, NSIndexSet;
@interface UICollectionViewUpdate : NSObject <_UICollectionViewUpdateTranslating> {
NSArray *_updateItems;
UICollectionViewData *_oldModel;
UICollectionViewData *_newModel;
struct CGPoint { double x; double y; } _oldContentOffset;
struct CGPoint { double x; double y; } _newContentOffset;
NSIndexSet *_deletedSections;
NSIndexSet *_insertedSections;
NSMutableArray *_deletedSupplementaryIndexesSectionArray;
NSMutableArray *_insertedSupplementaryIndexesSectionArray;
NSMutableDictionary *_deletedSupplementaryTopLevelIndexesDict;
NSMutableDictionary *_insertedSupplementaryTopLevelIndexesDict;
_UICollectionViewFocusedItemState *_oldFocusedItemState;
_UICollectionViewFocusedItemState *_newFocusedItemState;
UICollectionView *_collectionView;
NSSet *_itemAnchoredAuxiliaryElementKinds;
NSSet *_moveItemSourceIndexPaths;
struct _UIDataSourceUpdateMaps { unsigned int oldSectionCount; unsigned int newSectionCount; unsigned int oldGlobalItemCount; unsigned int newGlobalItemCount; unsigned int *oldSectionMap; unsigned int *newSectionMap; unsigned int *oldGlobalItemMap; unsigned int *newGlobalItemMap; BOOL updatesAreInvalid; } _updateMaps;
struct { unsigned char layoutPreparedForUpdates : 1; unsigned char animated : 1; } _flags;
NSString *_invalidUpdatesErrorMessage;
NSUUID *_identifier;
}
@property (readonly) unsigned long long hash;
@property (readonly) Class superclass;
@property (readonly, copy) NSString *description;
@property (readonly, copy) NSString *debugDescription;
- (id)finalIndexPathForSupplementaryElementOfKind:(id)a0 forInitialIndexPath:(id)a1;
- (long long)finalSectionIndexForInitialSectionIndex:(long long)a0;
- (id)initialIndexPathForFinalIndexPath:(id)a0;
- (long long)finalGlobalIndexForInitialGlobalIndex:(long long)a0;
- (void)dealloc;
- (id)initialIndexPathForSupplementaryElementOfKind:(id)a0 forFinalIndexPath:(id)a1;
- (void).cxx_destruct;
- (long long)finalSectionCount;
- (void)_generateUpdateMaps;
- (id)finalIndexPathForInitialIndexPath:(id)a0;
- (struct _NSRange { unsigned long long x0; unsigned long long x1; })finalSectionGlobalItemRangeForSection:(long long)a0;
- (long long)initialGlobalIndexForFinalGlobalIndex:(long long)a0;
- (long long)initialSectionIndexForFinalSectionIndex:(long long)a0;
- (struct _NSRange { unsigned long long x0; unsigned long long x1; })initalSectionGlobalItemRangeForSection:(long long)a0;
- (long long)initialSectionCount;
@end