Added in [API level 8](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)

# RecoverySystem.ProgressListener

*** ** * ** ***

` public static interface RecoverySystem.ProgressListener `   
` `

|---|
| android.os.RecoverySystem.ProgressListener |

<br />

*** ** * ** ***

Interface definition for a callback to be invoked regularly as verification proceeds.

## Summary

| ### Public methods ||
|---|---|
| ` abstract void` | ` https://developer.android.com/reference/android/os/RecoverySystem.ProgressListener#onProgress(int)(int progress) ` Called periodically as the verification progresses. |

## Public methods

### onProgress

Added in [API level 8](https://developer.android.com/guide/topics/manifest/uses-sdk-element#ApiLevels)

```
public abstract void onProgress (int progress)
```

Called periodically as the verification progresses.

<br />

| Parameters ||
|---|---|
| `progress` | `int`: the approximate percentage of the verification that has been completed, ranging from 0 to 100 (inclusive). <br /> |