CoreBluetooth Changes for Objective-C

CoreBluetooth

CBATTRequest.h

	Declaration
From	@property(readonly, retain, nonatomic) CBCentral *central
To	@property(readonly, retain, nonatomic, nonnull) CBCentral *central

Modified CBATTRequest.characteristic

	Declaration
From	@property(readonly, retain, nonatomic) CBCharacteristic *characteristic
To	@property(readonly, retain, nonatomic, nonnull) CBCharacteristic *characteristic

Modified CBATTRequest.value

	Declaration
From	@property(readwrite, copy) NSData *value
To	@property(readwrite, copy, nullable) NSData *value

CBCentral.h

Modified CBCentral.identifier

	Declaration
From	@property(readonly, nonatomic) NSUUID *identifier
To	@property(readonly, nonatomic, nonnull) NSUUID *identifier

Modified CBCentral.UUID

	Declaration
From	@property(readonly, nonatomic) CFUUIDRef UUID
To	@property(readonly, nonatomic, nonnull) CFUUIDRef UUID

CBCentralManager.h

Modified -[CBCentralManager cancelPeripheralConnection:]

	Declaration
From	- (void)cancelPeripheralConnection:(CBPeripheral *)peripheral
To	- (void)cancelPeripheralConnection:(CBPeripheral * _Nonnull)peripheral

Modified -[CBCentralManager connectPeripheral:options:]

	Declaration
From	- (void)connectPeripheral:(CBPeripheral )peripheral options:(NSDictionary )options
To	- (void)connectPeripheral:(CBPeripheral * _Nonnull)peripheral options:(NSDictionary<NSString ,id> _Nullable)options

Declaration

From

- (void)connectPeripheral:(CBPeripheral *)peripheral options:(NSDictionary *)options

- (void)connectPeripheral:(CBPeripheral * _Nonnull)peripheral options:(NSDictionary<NSString *,id> * _Nullable)options

Modified CBCentralManager.delegate

	Declaration
From	@property(assign, nonatomic) id<CBCentralManagerDelegate> delegate
To	@property(assign, nonatomic, nullable) id<CBCentralManagerDelegate> delegate

Modified -[CBCentralManager initWithDelegate:queue:]

	Declaration
From	- (id)initWithDelegate:(id<CBCentralManagerDelegate>)delegate queue:(dispatch_queue_t)queue
To	- (id _Nonnull)initWithDelegate:(id<CBCentralManagerDelegate> _Nullable)delegate queue:(dispatch_queue_t _Nullable)queue

Declaration

From

- (id)initWithDelegate:(id<CBCentralManagerDelegate>)delegate queue:(dispatch_queue_t)queue

- (id _Nonnull)initWithDelegate:(id<CBCentralManagerDelegate> _Nullable)delegate queue:(dispatch_queue_t _Nullable)queue

Modified -[CBCentralManager initWithDelegate:queue:options:]

	Declaration
From	- (id)initWithDelegate:(id<CBCentralManagerDelegate>)delegate queue:(dispatch_queue_t)queue options:(NSDictionary *)options
To	- (id _Nonnull)initWithDelegate:(id<CBCentralManagerDelegate> _Nullable)delegate queue:(dispatch_queue_t _Nullable)queue options:(NSDictionary<NSString ,id> _Nullable)options

Declaration

From

- (id)initWithDelegate:(id<CBCentralManagerDelegate>)delegate queue:(dispatch_queue_t)queue options:(NSDictionary *)options

- (id _Nonnull)initWithDelegate:(id<CBCentralManagerDelegate> _Nullable)delegate queue:(dispatch_queue_t _Nullable)queue options:(NSDictionary<NSString *,id> * _Nullable)options

Modified -[CBCentralManager retrieveConnectedPeripheralsWithServices:]

	Declaration
From	- (NSArray )retrieveConnectedPeripheralsWithServices:(NSArray )serviceUUIDs
To	- (NSArray<CBPeripheral > _Nonnull)retrieveConnectedPeripheralsWithServices:(NSArray<CBUUID > _Nonnull)serviceUUIDs

Modified -[CBCentralManager retrievePeripherals:]

	Declaration
From	- (void)retrievePeripherals:(NSArray *)peripheralUUIDs
To	- (void)retrievePeripherals:(NSArray * _Nonnull)peripheralUUIDs

Modified -[CBCentralManager retrievePeripheralsWithIdentifiers:]

	Declaration
From	- (NSArray )retrievePeripheralsWithIdentifiers:(NSArray )identifiers
To	- (NSArray<CBPeripheral > _Nonnull)retrievePeripheralsWithIdentifiers:(NSArray<NSUUID > _Nonnull)identifiers

Modified -[CBCentralManager scanForPeripheralsWithServices:options:]

	Declaration
From	- (void)scanForPeripheralsWithServices:(NSArray )serviceUUIDs options:(NSDictionary )options
To	- (void)scanForPeripheralsWithServices:(NSArray<CBUUID > _Nullable)serviceUUIDs options:(NSDictionary<NSString ,id> _Nullable)options

Declaration

From

- (void)scanForPeripheralsWithServices:(NSArray *)serviceUUIDs options:(NSDictionary *)options

- (void)scanForPeripheralsWithServices:(NSArray<CBUUID *> * _Nullable)serviceUUIDs options:(NSDictionary<NSString *,id> * _Nullable)options

Modified -[CBCentralManagerDelegate centralManager:didConnectPeripheral:]

	Declaration
From	- (void)centralManager:(CBCentralManager )central didConnectPeripheral:(CBPeripheral )peripheral
To	- (void)centralManager:(CBCentralManager * _Nonnull)central didConnectPeripheral:(CBPeripheral * _Nonnull)peripheral

Declaration

From

- (void)centralManager:(CBCentralManager *)central didConnectPeripheral:(CBPeripheral *)peripheral

- (void)centralManager:(CBCentralManager * _Nonnull)central didConnectPeripheral:(CBPeripheral * _Nonnull)peripheral

Modified -[CBCentralManagerDelegate centralManager:didDisconnectPeripheral:error:]

	Declaration
From	- (void)centralManager:(CBCentralManager )central didDisconnectPeripheral:(CBPeripheral )peripheral error:(NSError *)error
To	- (void)centralManager:(CBCentralManager * _Nonnull)central didDisconnectPeripheral:(CBPeripheral * _Nonnull)peripheral error:(NSError * _Nullable)error

Declaration

From

- (void)centralManager:(CBCentralManager *)central didDisconnectPeripheral:(CBPeripheral *)peripheral error:(NSError *)error

- (void)centralManager:(CBCentralManager * _Nonnull)central didDisconnectPeripheral:(CBPeripheral * _Nonnull)peripheral error:(NSError * _Nullable)error

Modified -[CBCentralManagerDelegate centralManager:didDiscoverPeripheral:advertisementData:RSSI:]

	Declaration
From	- (void)centralManager:(CBCentralManager )central didDiscoverPeripheral:(CBPeripheral )peripheral advertisementData:(NSDictionary )advertisementData RSSI:(NSNumber )RSSI
To	- (void)centralManager:(CBCentralManager * _Nonnull)central didDiscoverPeripheral:(CBPeripheral * _Nonnull)peripheral advertisementData:(NSDictionary<NSString ,id> _Nonnull)advertisementData RSSI:(NSNumber * _Nonnull)RSSI

Declaration

From

- (void)centralManager:(CBCentralManager *)central didDiscoverPeripheral:(CBPeripheral *)peripheral advertisementData:(NSDictionary *)advertisementData RSSI:(NSNumber *)RSSI

- (void)centralManager:(CBCentralManager * _Nonnull)central didDiscoverPeripheral:(CBPeripheral * _Nonnull)peripheral advertisementData:(NSDictionary<NSString *,id> * _Nonnull)advertisementData RSSI:(NSNumber * _Nonnull)RSSI

Modified -[CBCentralManagerDelegate centralManager:didFailToConnectPeripheral:error:]

	Declaration
From	- (void)centralManager:(CBCentralManager )central didFailToConnectPeripheral:(CBPeripheral )peripheral error:(NSError *)error
To	- (void)centralManager:(CBCentralManager * _Nonnull)central didFailToConnectPeripheral:(CBPeripheral * _Nonnull)peripheral error:(NSError * _Nullable)error

Declaration

From

- (void)centralManager:(CBCentralManager *)central didFailToConnectPeripheral:(CBPeripheral *)peripheral error:(NSError *)error

- (void)centralManager:(CBCentralManager * _Nonnull)central didFailToConnectPeripheral:(CBPeripheral * _Nonnull)peripheral error:(NSError * _Nullable)error

Modified -[CBCentralManagerDelegate centralManager:didRetrieveConnectedPeripherals:]

	Declaration
From	- (void)centralManager:(CBCentralManager )central didRetrieveConnectedPeripherals:(NSArray )peripherals
To	- (void)centralManager:(CBCentralManager * _Nonnull)central didRetrieveConnectedPeripherals:(NSArray<CBPeripheral > _Nonnull)peripherals

Declaration

From

- (void)centralManager:(CBCentralManager *)central didRetrieveConnectedPeripherals:(NSArray *)peripherals

- (void)centralManager:(CBCentralManager * _Nonnull)central didRetrieveConnectedPeripherals:(NSArray<CBPeripheral *> * _Nonnull)peripherals

Modified -[CBCentralManagerDelegate centralManager:didRetrievePeripherals:]

	Declaration
From	- (void)centralManager:(CBCentralManager )central didRetrievePeripherals:(NSArray )peripherals
To	- (void)centralManager:(CBCentralManager * _Nonnull)central didRetrievePeripherals:(NSArray<CBPeripheral > _Nonnull)peripherals

Declaration

From

- (void)centralManager:(CBCentralManager *)central didRetrievePeripherals:(NSArray *)peripherals

- (void)centralManager:(CBCentralManager * _Nonnull)central didRetrievePeripherals:(NSArray<CBPeripheral *> * _Nonnull)peripherals

Modified -[CBCentralManagerDelegate centralManager:willRestoreState:]

	Declaration
From	- (void)centralManager:(CBCentralManager )central willRestoreState:(NSDictionary )dict
To	- (void)centralManager:(CBCentralManager * _Nonnull)central willRestoreState:(NSDictionary<NSString ,id> _Nonnull)dict

Declaration

From

- (void)centralManager:(CBCentralManager *)central willRestoreState:(NSDictionary *)dict

- (void)centralManager:(CBCentralManager * _Nonnull)central willRestoreState:(NSDictionary<NSString *,id> * _Nonnull)dict

Modified -[CBCentralManagerDelegate centralManagerDidUpdateState:]

	Declaration
From	- (void)centralManagerDidUpdateState:(CBCentralManager *)central
To	- (void)centralManagerDidUpdateState:(CBCentralManager * _Nonnull)central

CBCharacteristic.h

Modified CBCharacteristic.descriptors

	Declaration
From	@property(retain, readonly) NSArray *descriptors
To	@property(retain, readonly, nullable) NSArray<CBDescriptor > descriptors

Modified CBCharacteristic.service

	Declaration
From	@property(weak, readonly, nonatomic) CBService *service
To	@property(assign, readonly, nonatomic, nonnull) CBService *service

Modified CBCharacteristic.UUID

	Declaration
From	@property(readonly, nonatomic) CBUUID *UUID
To	@property(readonly, nonatomic, nonnull) CBUUID *UUID

Modified CBCharacteristic.value

	Declaration
From	@property(retain, readonly) NSData *value
To	@property(retain, readonly, nullable) NSData *value

Modified CBMutableCharacteristic.descriptors

	Declaration
From	@property(retain, readwrite) NSArray *descriptors
To	@property(retain, readwrite, nullable) NSArray<CBDescriptor > descriptors

Modified -[CBMutableCharacteristic initWithType:properties:value:permissions:]

	Declaration
From	- (id)initWithType:(CBUUID )UUID properties:(CBCharacteristicProperties)properties value:(NSData )value permissions:(CBAttributePermissions)permissions
To	- (id _Nonnull)initWithType:(CBUUID * _Nullable)UUID properties:(CBCharacteristicProperties)properties value:(NSData * _Nullable)value permissions:(CBAttributePermissions)permissions

Declaration

From

- (id)initWithType:(CBUUID *)UUID properties:(CBCharacteristicProperties)properties value:(NSData *)value permissions:(CBAttributePermissions)permissions

- (id _Nonnull)initWithType:(CBUUID * _Nullable)UUID properties:(CBCharacteristicProperties)properties value:(NSData * _Nullable)value permissions:(CBAttributePermissions)permissions

Modified CBMutableCharacteristic.subscribedCentrals

	Declaration
From	@property(retain, readonly) NSArray *subscribedCentrals
To	@property(retain, readonly, nullable) NSArray<CBCentral > subscribedCentrals

Modified CBMutableCharacteristic.UUID

	Declaration
From	@property(retain, readwrite, nonatomic) CBUUID *UUID
To	@property(retain, readwrite, nonatomic, nullable) CBUUID *UUID

Modified CBMutableCharacteristic.value

	Declaration
From	@property(retain, readwrite) NSData *value
To	@property(retain, readwrite, nullable) NSData *value

CBDescriptor.h

Modified CBDescriptor.characteristic

	Declaration
From	@property(weak, readonly, nonatomic) CBCharacteristic *characteristic
To	@property(assign, readonly, nonatomic, nonnull) CBCharacteristic *characteristic

Modified CBDescriptor.UUID

	Declaration
From	@property(readonly, nonatomic) CBUUID *UUID
To	@property(readonly, nonatomic, nonnull) CBUUID *UUID

Modified CBDescriptor.value

	Declaration
From	@property(retain, readonly) id value
To	@property(retain, readonly, nullable) id value

Modified -[CBMutableDescriptor initWithType:value:]

	Declaration
From	- (id)initWithType:(CBUUID *)UUID value:(id)value
To	- (id _Nonnull)initWithType:(CBUUID * _Nonnull)UUID value:(id _Nullable)value

CBError.h

Added CBErrorMaxConnection

CBPeripheral.h

Modified CBPeripheral.delegate

	Declaration
From	@property(assign, nonatomic) id<CBPeripheralDelegate> delegate
To	@property(assign, nonatomic, nullable) id<CBPeripheralDelegate> delegate

Modified -[CBPeripheral discoverCharacteristics:forService:]

	Declaration
From	- (void)discoverCharacteristics:(NSArray )characteristicUUIDs forService:(CBService )service
To	- (void)discoverCharacteristics:(NSArray<CBUUID > _Nullable)characteristicUUIDs forService:(CBService * _Nonnull)service

Declaration

From

- (void)discoverCharacteristics:(NSArray *)characteristicUUIDs forService:(CBService *)service

- (void)discoverCharacteristics:(NSArray<CBUUID *> * _Nullable)characteristicUUIDs forService:(CBService * _Nonnull)service

Modified -[CBPeripheral discoverDescriptorsForCharacteristic:]

	Declaration
From	- (void)discoverDescriptorsForCharacteristic:(CBCharacteristic *)characteristic
To	- (void)discoverDescriptorsForCharacteristic:(CBCharacteristic * _Nonnull)characteristic

Modified -[CBPeripheral discoverIncludedServices:forService:]

	Declaration
From	- (void)discoverIncludedServices:(NSArray )includedServiceUUIDs forService:(CBService )service
To	- (void)discoverIncludedServices:(NSArray<CBUUID > _Nullable)includedServiceUUIDs forService:(CBService * _Nonnull)service

Declaration

From

- (void)discoverIncludedServices:(NSArray *)includedServiceUUIDs forService:(CBService *)service

- (void)discoverIncludedServices:(NSArray<CBUUID *> * _Nullable)includedServiceUUIDs forService:(CBService * _Nonnull)service

Modified -[CBPeripheral discoverServices:]

	Declaration
From	- (void)discoverServices:(NSArray *)serviceUUIDs
To	- (void)discoverServices:(NSArray<CBUUID > _Nullable)serviceUUIDs

Modified CBPeripheral.identifier

	Declaration
From	@property(readonly, nonatomic) NSUUID *identifier
To	@property(readonly, nonatomic, nonnull) NSUUID *identifier

Modified CBPeripheral.name

	Declaration
From	@property(retain, readonly) NSString *name
To	@property(retain, readonly, nullable) NSString *name

Modified -[CBPeripheral readValueForCharacteristic:]

	Declaration
From	- (void)readValueForCharacteristic:(CBCharacteristic *)characteristic
To	- (void)readValueForCharacteristic:(CBCharacteristic * _Nonnull)characteristic

Modified -[CBPeripheral readValueForDescriptor:]

	Declaration
From	- (void)readValueForDescriptor:(CBDescriptor *)descriptor
To	- (void)readValueForDescriptor:(CBDescriptor * _Nonnull)descriptor

Modified CBPeripheral.RSSI

	Declaration
From	@property(retain, readonly) NSNumber *RSSI
To	@property(retain, readonly, nullable) NSNumber *RSSI

Modified CBPeripheral.services

	Declaration
From	@property(retain, readonly) NSArray *services
To	@property(retain, readonly, nullable) NSArray<CBService > services

Modified -[CBPeripheral setNotifyValue:forCharacteristic:]

	Declaration
From	- (void)setNotifyValue:(BOOL)enabled forCharacteristic:(CBCharacteristic *)characteristic
To	- (void)setNotifyValue:(BOOL)enabled forCharacteristic:(CBCharacteristic * _Nonnull)characteristic

Modified CBPeripheral.UUID

	Declaration
From	@property(readonly, nonatomic) CFUUIDRef UUID
To	@property(readonly, nonatomic, nonnull) CFUUIDRef UUID

Modified -[CBPeripheral writeValue:forCharacteristic:type:]

	Declaration
From	- (void)writeValue:(NSData )data forCharacteristic:(CBCharacteristic )characteristic type:(CBCharacteristicWriteType)type
To	- (void)writeValue:(NSData * _Nonnull)data forCharacteristic:(CBCharacteristic * _Nonnull)characteristic type:(CBCharacteristicWriteType)type

Declaration

From

- (void)writeValue:(NSData *)data forCharacteristic:(CBCharacteristic *)characteristic type:(CBCharacteristicWriteType)type

- (void)writeValue:(NSData * _Nonnull)data forCharacteristic:(CBCharacteristic * _Nonnull)characteristic type:(CBCharacteristicWriteType)type

Modified -[CBPeripheral writeValue:forDescriptor:]

	Declaration
From	- (void)writeValue:(NSData )data forDescriptor:(CBDescriptor )descriptor
To	- (void)writeValue:(NSData * _Nonnull)data forDescriptor:(CBDescriptor * _Nonnull)descriptor

Modified -[CBPeripheralDelegate peripheral:didDiscoverCharacteristicsForService:error:]

Declaration

From

- (void)peripheral:(CBPeripheral *)peripheral didDiscoverCharacteristicsForService:(CBService *)service error:(NSError *)error

- (void)peripheral:(CBPeripheral * _Nonnull)peripheral didDiscoverCharacteristicsForService:(CBService * _Nonnull)service error:(NSError * _Nullable)error

Modified -[CBPeripheralDelegate peripheral:didDiscoverDescriptorsForCharacteristic:error:]

Declaration

From

- (void)peripheral:(CBPeripheral *)peripheral didDiscoverDescriptorsForCharacteristic:(CBCharacteristic *)characteristic error:(NSError *)error

- (void)peripheral:(CBPeripheral * _Nonnull)peripheral didDiscoverDescriptorsForCharacteristic:(CBCharacteristic * _Nonnull)characteristic error:(NSError * _Nullable)error

Modified -[CBPeripheralDelegate peripheral:didDiscoverIncludedServicesForService:error:]

Declaration

From

- (void)peripheral:(CBPeripheral *)peripheral didDiscoverIncludedServicesForService:(CBService *)service error:(NSError *)error

- (void)peripheral:(CBPeripheral * _Nonnull)peripheral didDiscoverIncludedServicesForService:(CBService * _Nonnull)service error:(NSError * _Nullable)error

Modified -[CBPeripheralDelegate peripheral:didDiscoverServices:]

	Declaration
From	- (void)peripheral:(CBPeripheral )peripheral didDiscoverServices:(NSError )error
To	- (void)peripheral:(CBPeripheral * _Nonnull)peripheral didDiscoverServices:(NSError * _Nullable)error

Modified -[CBPeripheralDelegate peripheral:didModifyServices:]

Declaration

From

- (void)peripheral:(CBPeripheral *)peripheral didModifyServices:(NSArray *)invalidatedServices

- (void)peripheral:(CBPeripheral * _Nonnull)peripheral didModifyServices:(NSArray<CBService *> * _Nonnull)invalidatedServices

Modified -[CBPeripheralDelegate peripheral:didUpdateNotificationStateForCharacteristic:error:]

Declaration

From

- (void)peripheral:(CBPeripheral *)peripheral didUpdateNotificationStateForCharacteristic:(CBCharacteristic *)characteristic error:(NSError *)error

- (void)peripheral:(CBPeripheral * _Nonnull)peripheral didUpdateNotificationStateForCharacteristic:(CBCharacteristic * _Nonnull)characteristic error:(NSError * _Nullable)error

Modified -[CBPeripheralDelegate peripheral:didUpdateValueForCharacteristic:error:]

Declaration

From

- (void)peripheral:(CBPeripheral *)peripheral didUpdateValueForCharacteristic:(CBCharacteristic *)characteristic error:(NSError *)error

- (void)peripheral:(CBPeripheral * _Nonnull)peripheral didUpdateValueForCharacteristic:(CBCharacteristic * _Nonnull)characteristic error:(NSError * _Nullable)error

Modified -[CBPeripheralDelegate peripheral:didUpdateValueForDescriptor:error:]

Declaration

From

- (void)peripheral:(CBPeripheral *)peripheral didUpdateValueForDescriptor:(CBDescriptor *)descriptor error:(NSError *)error

- (void)peripheral:(CBPeripheral * _Nonnull)peripheral didUpdateValueForDescriptor:(CBDescriptor * _Nonnull)descriptor error:(NSError * _Nullable)error

Modified -[CBPeripheralDelegate peripheral:didWriteValueForCharacteristic:error:]

Declaration

From

- (void)peripheral:(CBPeripheral *)peripheral didWriteValueForCharacteristic:(CBCharacteristic *)characteristic error:(NSError *)error

- (void)peripheral:(CBPeripheral * _Nonnull)peripheral didWriteValueForCharacteristic:(CBCharacteristic * _Nonnull)characteristic error:(NSError * _Nullable)error

Modified -[CBPeripheralDelegate peripheral:didWriteValueForDescriptor:error:]

Declaration

From

- (void)peripheral:(CBPeripheral *)peripheral didWriteValueForDescriptor:(CBDescriptor *)descriptor error:(NSError *)error

- (void)peripheral:(CBPeripheral * _Nonnull)peripheral didWriteValueForDescriptor:(CBDescriptor * _Nonnull)descriptor error:(NSError * _Nullable)error

Modified -[CBPeripheralDelegate peripheralDidUpdateName:]

	Declaration
From	- (void)peripheralDidUpdateName:(CBPeripheral *)peripheral
To	- (void)peripheralDidUpdateName:(CBPeripheral * _Nonnull)peripheral

Modified -[CBPeripheralDelegate peripheralDidUpdateRSSI:error:]

	Declaration
From	- (void)peripheralDidUpdateRSSI:(CBPeripheral )peripheral error:(NSError )error
To	- (void)peripheralDidUpdateRSSI:(CBPeripheral * _Nonnull)peripheral error:(NSError * _Nullable)error

CBPeripheralManager.h

Modified -[CBPeripheralManager addService:]

	Declaration
From	- (void)addService:(CBMutableService *)service
To	- (void)addService:(CBMutableService * _Nonnull)service

Modified CBPeripheralManager.delegate

	Declaration
From	@property(assign, nonatomic) id<CBPeripheralManagerDelegate> delegate
To	@property(assign, nonatomic, nullable) id<CBPeripheralManagerDelegate> delegate

Modified -[CBPeripheralManager initWithDelegate:queue:]

Declaration

From

- (id)initWithDelegate:(id<CBPeripheralManagerDelegate>)delegate queue:(dispatch_queue_t)queue

- (id _Nonnull)initWithDelegate:(id<CBPeripheralManagerDelegate> _Nullable)delegate queue:(dispatch_queue_t _Nullable)queue

Modified -[CBPeripheralManager initWithDelegate:queue:options:]

Declaration

From

- (id)initWithDelegate:(id<CBPeripheralManagerDelegate>)delegate queue:(dispatch_queue_t)queue options:(NSDictionary *)options

- (id _Nonnull)initWithDelegate:(id<CBPeripheralManagerDelegate> _Nullable)delegate queue:(dispatch_queue_t _Nullable)queue options:(NSDictionary<NSString *,id> * _Nullable)options

Modified -[CBPeripheralManager removeService:]

	Declaration
From	- (void)removeService:(CBMutableService *)service
To	- (void)removeService:(CBMutableService * _Nonnull)service

Modified -[CBPeripheralManager respondToRequest:withResult:]

	Declaration
From	- (void)respondToRequest:(CBATTRequest *)request withResult:(CBATTError)result
To	- (void)respondToRequest:(CBATTRequest * _Nonnull)request withResult:(CBATTError)result

Modified -[CBPeripheralManager setDesiredConnectionLatency:forCentral:]

Declaration

From

- (void)setDesiredConnectionLatency:(CBPeripheralManagerConnectionLatency)latency forCentral:(CBCentral *)central

- (void)setDesiredConnectionLatency:(CBPeripheralManagerConnectionLatency)latency forCentral:(CBCentral * _Nonnull)central

Modified -[CBPeripheralManager startAdvertising:]

	Declaration
From	- (void)startAdvertising:(NSDictionary *)advertisementData
To	- (void)startAdvertising:(NSDictionary<NSString ,id> _Nullable)advertisementData

Modified -[CBPeripheralManager updateValue:forCharacteristic:onSubscribedCentrals:]

Declaration

From

- (BOOL)updateValue:(NSData *)value forCharacteristic:(CBMutableCharacteristic *)characteristic onSubscribedCentrals:(NSArray *)centrals

- (BOOL)updateValue:(NSData * _Nonnull)value forCharacteristic:(CBMutableCharacteristic * _Nonnull)characteristic onSubscribedCentrals:(NSArray<CBCentral *> * _Nullable)centrals

Modified -[CBPeripheralManagerDelegate peripheralManager:central:didSubscribeToCharacteristic:]

Declaration

From

- (void)peripheralManager:(CBPeripheralManager *)peripheral central:(CBCentral *)central didSubscribeToCharacteristic:(CBCharacteristic *)characteristic

- (void)peripheralManager:(CBPeripheralManager * _Nonnull)peripheral central:(CBCentral * _Nonnull)central didSubscribeToCharacteristic:(CBCharacteristic * _Nonnull)characteristic

Modified -[CBPeripheralManagerDelegate peripheralManager:central:didUnsubscribeFromCharacteristic:]

Declaration

From

- (void)peripheralManager:(CBPeripheralManager *)peripheral central:(CBCentral *)central didUnsubscribeFromCharacteristic:(CBCharacteristic *)characteristic

- (void)peripheralManager:(CBPeripheralManager * _Nonnull)peripheral central:(CBCentral * _Nonnull)central didUnsubscribeFromCharacteristic:(CBCharacteristic * _Nonnull)characteristic

Modified -[CBPeripheralManagerDelegate peripheralManager:didAddService:error:]

Declaration

From

- (void)peripheralManager:(CBPeripheralManager *)peripheral didAddService:(CBService *)service error:(NSError *)error

- (void)peripheralManager:(CBPeripheralManager * _Nonnull)peripheral didAddService:(CBService * _Nonnull)service error:(NSError * _Nullable)error

Modified -[CBPeripheralManagerDelegate peripheralManager:didReceiveReadRequest:]

Declaration

From

- (void)peripheralManager:(CBPeripheralManager *)peripheral didReceiveReadRequest:(CBATTRequest *)request

- (void)peripheralManager:(CBPeripheralManager * _Nonnull)peripheral didReceiveReadRequest:(CBATTRequest * _Nonnull)request

Modified -[CBPeripheralManagerDelegate peripheralManager:didReceiveWriteRequests:]

Declaration

From

- (void)peripheralManager:(CBPeripheralManager *)peripheral didReceiveWriteRequests:(NSArray *)requests

- (void)peripheralManager:(CBPeripheralManager * _Nonnull)peripheral didReceiveWriteRequests:(NSArray<CBATTRequest *> * _Nonnull)requests

Modified -[CBPeripheralManagerDelegate peripheralManager:willRestoreState:]

Declaration

From

- (void)peripheralManager:(CBPeripheralManager *)peripheral willRestoreState:(NSDictionary *)dict

- (void)peripheralManager:(CBPeripheralManager * _Nonnull)peripheral willRestoreState:(NSDictionary<NSString *,id> * _Nonnull)dict

Modified -[CBPeripheralManagerDelegate peripheralManagerDidStartAdvertising:error:]

Declaration

From

- (void)peripheralManagerDidStartAdvertising:(CBPeripheralManager *)peripheral error:(NSError *)error

- (void)peripheralManagerDidStartAdvertising:(CBPeripheralManager * _Nonnull)peripheral error:(NSError * _Nullable)error

Modified -[CBPeripheralManagerDelegate peripheralManagerDidUpdateState:]

	Declaration
From	- (void)peripheralManagerDidUpdateState:(CBPeripheralManager *)peripheral
To	- (void)peripheralManagerDidUpdateState:(CBPeripheralManager * _Nonnull)peripheral

Modified -[CBPeripheralManagerDelegate peripheralManagerIsReadyToUpdateSubscribers:]

	Declaration
From	- (void)peripheralManagerIsReadyToUpdateSubscribers:(CBPeripheralManager *)peripheral
To	- (void)peripheralManagerIsReadyToUpdateSubscribers:(CBPeripheralManager * _Nonnull)peripheral

CBService.h

Modified CBMutableService.characteristics

	Declaration
From	@property(retain, readwrite) NSArray *characteristics
To	@property(retain, readwrite, nullable) NSArray<CBCharacteristic > characteristics

Modified CBMutableService.includedServices

	Declaration
From	@property(retain, readwrite) NSArray *includedServices
To	@property(retain, readwrite, nullable) NSArray<CBService > includedServices

Modified -[CBMutableService initWithType:primary:]

	Declaration
From	- (id)initWithType:(CBUUID *)UUID primary:(BOOL)isPrimary
To	- (id _Nonnull)initWithType:(CBUUID * _Nullable)UUID primary:(BOOL)isPrimary

Modified CBMutableService.UUID

	Declaration
From	@property(retain, readwrite, nonatomic) CBUUID *UUID
To	@property(retain, readwrite, nonatomic, nullable) CBUUID *UUID

Modified CBService.characteristics

	Declaration
From	@property(retain, readonly) NSArray *characteristics
To	@property(retain, readonly, nullable) NSArray<CBCharacteristic > characteristics

Modified CBService.includedServices

	Declaration
From	@property(retain, readonly) NSArray *includedServices
To	@property(retain, readonly, nullable) NSArray<CBService > includedServices

Modified CBService.peripheral

	Declaration
From	@property(weak, readonly, nonatomic) CBPeripheral *peripheral
To	@property(assign, readonly, nonatomic, nonnull) CBPeripheral *peripheral

Modified CBService.UUID

	Declaration
From	@property(readonly, nonatomic) CBUUID *UUID
To	@property(readonly, nonatomic, nonnull) CBUUID *UUID

CBUUID.h

Added CBUUIDValidRangeString

Modified CBUUID.data

	Declaration
From	@property(nonatomic, readonly) NSData *data
To	@property(nonatomic, readonly, nonnull) NSData *data

Modified CBUUID.UUIDString

	Declaration
From	@property(nonatomic, readonly) NSString *UUIDString
To	@property(nonatomic, readonly, nonnull) NSString *UUIDString

Modified +[CBUUID UUIDWithCFUUID:]

	Declaration
From	+ (CBUUID *)UUIDWithCFUUID:(CFUUIDRef)theUUID
To	+ (CBUUID * _Nonnull)UUIDWithCFUUID:(CFUUIDRef _Nonnull)theUUID

Modified +[CBUUID UUIDWithData:]

	Declaration
From	+ (CBUUID )UUIDWithData:(NSData )theData
To	+ (CBUUID * _Nonnull)UUIDWithData:(NSData * _Nonnull)theData

Modified +[CBUUID UUIDWithNSUUID:]

	Declaration
From	+ (CBUUID )UUIDWithNSUUID:(NSUUID )theUUID
To	+ (CBUUID * _Nonnull)UUIDWithNSUUID:(NSUUID * _Nonnull)theUUID

Modified +[CBUUID UUIDWithString:]

	Declaration
From	+ (CBUUID )UUIDWithString:(NSString )theString
To	+ (CBUUID * _Nonnull)UUIDWithString:(NSString * _Nonnull)theString