# ExperimentalFeatures.RegisterSourceOptIn

# ExperimentalFeatures.RegisterSourceOptIn

Artifact:[androidx.privacysandbox.ads:ads-adservices](https://developer.android.com/jetpack/androidx/releases/privacysandbox-ads)  
[View Source](https://cs.android.com/search?q=file:androidx/privacysandbox/ads/adservices/common/ExperimentalFeatures.kt+class:androidx.privacysandbox.ads.adservices.common.ExperimentalFeatures.RegisterSourceOptIn)  
Added in[1.1.0-beta12](https://developer.android.com/jetpack/androidx/releases/privacysandbox-ads#1.1.0-beta12)

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Kotlin\|[Java](https://developer.android.com/reference/androidx/privacysandbox/ads/adservices/common/ExperimentalFeatures.RegisterSourceOptIn "View this page in Java")

<br />

```
@RequiresOptIn(message = "This API is experimental.", level = RequiresOptIn.Level.WARNING)
annotation ExperimentalFeatures.RegisterSourceOptIn
```

<br />

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Clients should use it when they want to use MeasurementManager#registerSource API.

## Summary

|                                                                                ### Public constructors                                                                                 |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [RegisterSourceOptIn](https://developer.android.com/reference/kotlin/androidx/privacysandbox/ads/adservices/common/ExperimentalFeatures.RegisterSourceOptIn#RegisterSourceOptIn())`()` |

## Public constructors

### RegisterSourceOptIn

```
RegisterSourceOptIn()
```