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# MTROTAProviderDelegate

```
protocol MTROTAProviderDelegate : NSObjectProtocol
```

## Topics

### Instance Methods

[`func handleApplyUpdateRequest(forNodeID: NSNumber, controller: MTRDeviceController, params: MTROTASoftwareUpdateProviderClusterApplyUpdateRequestParams, completion: (MTROTASoftwareUpdateProviderClusterApplyUpdateResponseParams?, (any Error)?) -> Void)`](/documentation/Matter/MTROTAProviderDelegate/handleApplyUpdateRequest(forNodeID:controller:params:completion:))

[`func handleApplyUpdateRequest(forNodeID: NSNumber, controller: MTRDeviceController, params: MTROtaSoftwareUpdateProviderClusterApplyUpdateRequestParams, completionHandler: (MTROtaSoftwareUpdateProviderClusterApplyUpdateResponseParams?, (any Error)?) -> Void)`](/documentation/Matter/MTROTAProviderDelegate/handleApplyUpdateRequest(forNodeID:controller:params:completionHandler:))

[`func handleBDXQuery(forNodeID: NSNumber, controller: MTRDeviceController, blockSize: NSNumber, blockIndex: NSNumber, bytesToSkip: NSNumber, completion: (Data?, Bool) -> Void)`](/documentation/Matter/MTROTAProviderDelegate/handleBDXQuery(forNodeID:controller:blockSize:blockIndex:bytesToSkip:completion:))

[`func handleBDXQuery(forNodeID: NSNumber, controller: MTRDeviceController, blockSize: NSNumber, blockIndex: NSNumber, bytesToSkip: NSNumber, completionHandler: (Data?, Bool) -> Void)`](/documentation/Matter/MTROTAProviderDelegate/handleBDXQuery(forNodeID:controller:blockSize:blockIndex:bytesToSkip:completionHandler:))

[`func handleBDXTransferSessionBegin(forNodeID: NSNumber, controller: MTRDeviceController, fileDesignator: String, offset: NSNumber, completion: ((any Error)?) -> Void)`](/documentation/Matter/MTROTAProviderDelegate/handleBDXTransferSessionBegin(forNodeID:controller:fileDesignator:offset:completion:))

[`func handleBDXTransferSessionBegin(forNodeID: NSNumber, controller: MTRDeviceController, fileDesignator: String, offset: NSNumber, completionHandler: ((any Error)?) -> Void)`](/documentation/Matter/MTROTAProviderDelegate/handleBDXTransferSessionBegin(forNodeID:controller:fileDesignator:offset:completionHandler:))

[`func handleBDXTransferSessionEnd(forNodeID: NSNumber, controller: MTRDeviceController, error: (any Error)?)`](/documentation/Matter/MTROTAProviderDelegate/handleBDXTransferSessionEnd(forNodeID:controller:error:))

[`func handleNotifyUpdateApplied(forNodeID: NSNumber, controller: MTRDeviceController, params: MTROTASoftwareUpdateProviderClusterNotifyUpdateAppliedParams, completion: ((any Error)?) -> Void)`](/documentation/Matter/MTROTAProviderDelegate/handleNotifyUpdateApplied(forNodeID:controller:params:completion:))

[`func handleNotifyUpdateApplied(forNodeID: NSNumber, controller: MTRDeviceController, params: MTROtaSoftwareUpdateProviderClusterNotifyUpdateAppliedParams, completionHandler: ((any Error)?) -> Void)`](/documentation/Matter/MTROTAProviderDelegate/handleNotifyUpdateApplied(forNodeID:controller:params:completionHandler:))

[`func handleQueryImage(forNodeID: NSNumber, controller: MTRDeviceController, params: MTROTASoftwareUpdateProviderClusterQueryImageParams, completion: (MTROTASoftwareUpdateProviderClusterQueryImageResponseParams?, (any Error)?) -> Void)`](/documentation/Matter/MTROTAProviderDelegate/handleQueryImage(forNodeID:controller:params:completion:))

[`func handleQueryImage(forNodeID: NSNumber, controller: MTRDeviceController, params: MTROtaSoftwareUpdateProviderClusterQueryImageParams, completionHandler: (MTROtaSoftwareUpdateProviderClusterQueryImageResponseParams?, (any Error)?) -> Void)`](/documentation/Matter/MTROTAProviderDelegate/handleQueryImage(forNodeID:controller:params:completionHandler:))

### Instance Methods

[`func handleBDXTransferSessionEnd(forNodeID: NSNumber, controller: MTRDeviceController, metrics: MTRMetrics, error: (any Error)?)`](/documentation/Matter/MTROTAProviderDelegate/handleBDXTransferSessionEnd(forNodeID:controller:metrics:error:))

Notify the delegate when a BDX Session ends for some node.  The controller
identifies the fabric the node is on, and the nodeID identifies the node
within that fabric.

## Relationships

### Inherits From

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

---

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