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# CXCallDirectoryProvider

The principal object for a Call Directory app extension for a host app.

```
class CXCallDirectoryProvider
```

## Topics

### Beginning a Request

[`-  beginRequestWithExtensionContext:`](/documentation/CallKit/CXCallDirectoryProvider/beginRequest(with:))

Tells the extension to prepare for a host app’s request.

## Relationships

### Inherits From

[`NSObject-swift.class`](/documentation/ObjectiveC/NSObject-swift.class)

### Conforms To

[`Equatable`](/documentation/Swift/Equatable)

[`CustomDebugStringConvertible`](/documentation/Swift/CustomDebugStringConvertible)

[`Hashable`](/documentation/Swift/Hashable)

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

[`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible)

[`NSExtensionRequestHandling`](/documentation/Foundation/NSExtensionRequestHandling)

[`CVarArg`](/documentation/Swift/CVarArg)

---

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