# TokenResultCallback

This interface is used with [`getUserAccessToken(TokenResultCallback)`](https://docs.sentiance.com/important-topics/sdk/api-reference/sentiance#getuseraccesstoken).

## TokenResultCallback API

### `onSuccess()`

> ```java
> void onSuccess(Token token)
> ```
>
> Called when the Sentiance SDK has a working token (either previously cached or newly obtained).

| Parameters |                                                                                                                                      |
| ---------- | ------------------------------------------------------------------------------------------------------------------------------------ |
| token      | A [`Token`](https://docs.sentiance.com/important-topics/sdk/api-reference/android/token) object containing token ID and expiry date. |

### `onFailure()`

> ```java
> void onFailure()
> ```
>
> Called when a token could not be obtained. This can happen if both of the following conditions are met:
>
> * The token has expired,
> * there is no network connection that can be used to get a new token from the Sentiance API.