@class NSString, NSArray, PHChangeRequestHelper, NSMutableArray; @interface PHRelationshipChangeRequestHelper : NSObject <NSSecureCoding> @property (class, readonly) BOOL supportsSecureCoding; @property (readonly, nonatomic) NSString *relationshipName; @property (retain, nonatomic) NSString *destinationEntityName; @property (retain, nonatomic) NSString *destinationUUIDKeyPath; @property (nonatomic) BOOL allowsInsert; @property (nonatomic) BOOL allowsMove; @property (nonatomic) BOOL allowsRemove; @property (retain, nonatomic) NSArray *originalObjectIDs; @property (retain, nonatomic) NSMutableArray *mutableObjectIDsAndUUIDs; @property (copy, nonatomic) id /* block */ isDestinationObjectValid; @property (retain, nonatomic) PHChangeRequestHelper *changeRequestHelper; + (id)_offsetsFromSourceOIDs:(id)a0 toManagedObjects:(id)a1; + (id)existentObjectIDsUsingQuery:(id)a0; + (id)objectIDsOrUUIDsFromPHObjects:(id)a0; - (void)encodeWithCoder:(id)a0; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (BOOL)applyMutationsToManagedObject:(id)a0 orderedMutableChildren:(id)a1 error:(id *)a2; - (BOOL)applyMutationsToManagedObject:(id)a0 unorderedMutableChildren:(id)a1 error:(id *)a2; - (BOOL)applyMutationsToManagedObject:(id)a0 unorderedMutableChildren:(id)a1 inserts:(id *)a2 deletes:(id *)a3 error:(id *)a4; - (BOOL)applyMutationsToManagedObjectToOneRelationship:(id)a0 error:(id *)a1; - (void)encodeToXPCDict:(id)a0; - (id)initWithRelationshipName:(id)a0 changeRequestHelper:(id)a1; - (id)initWithRelationshipName:(id)a0 xpcDict:(id)a1 changeRequestHelper:(id)a2; - (void)prepareIfNeededWithExistentObjectIDs:(id)a0; @end