[android-components](../../index.md) / [mozilla.components.concept.sync](../index.md) / [OAuthAccount](index.md) / [registerPersistenceCallback](./register-persistence-callback.md)

# registerPersistenceCallback

`abstract fun registerPersistenceCallback(callback: `[`StatePersistenceCallback`](../-state-persistence-callback/index.md)`): `[`Unit`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/concept/sync/src/main/java/mozilla/components/concept/sync/OAuthAccount.kt#L174)

Registers a callback for when the account state gets persisted

### Parameters

`callback` - the account state persistence callback