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# MTRDeviceControllerStorageDelegate

```
protocol MTRDeviceControllerStorageDelegate : NSObjectProtocol
```

## Topics

### Instance Methods

[`func controller(MTRDeviceController, removeValueForKey: String, securityLevel: MTRStorageSecurityLevel, sharingType: MTRStorageSharingType) -> Bool`](/documentation/Matter/MTRDeviceControllerStorageDelegate/controller(_:removeValueForKey:securityLevel:sharingType:))

[`func controller(MTRDeviceController, storeValue: any NSSecureCoding, forKey: String, securityLevel: MTRStorageSecurityLevel, sharingType: MTRStorageSharingType) -> Bool`](/documentation/Matter/MTRDeviceControllerStorageDelegate/controller(_:storeValue:forKey:securityLevel:sharingType:))

[`func controller(MTRDeviceController, storeValues: [String : any NSSecureCoding], securityLevel: MTRStorageSecurityLevel, sharingType: MTRStorageSharingType) -> Bool`](/documentation/Matter/MTRDeviceControllerStorageDelegate/controller(_:storeValues:securityLevel:sharingType:))

[`func controller(MTRDeviceController, valueForKey: String, securityLevel: MTRStorageSecurityLevel, sharingType: MTRStorageSharingType) -> (any NSSecureCoding)?`](/documentation/Matter/MTRDeviceControllerStorageDelegate/controller(_:valueForKey:securityLevel:sharingType:))

[`func values(for: MTRDeviceController, securityLevel: MTRStorageSecurityLevel, sharingType: MTRStorageSharingType) -> [String : any NSSecureCoding]?`](/documentation/Matter/MTRDeviceControllerStorageDelegate/values(for:securityLevel:sharingType:))

## Relationships

### Inherits From

[`NSObjectProtocol`](/documentation/ObjectiveC/NSObjectProtocol)

---

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