# FileUtils.ProgressListener

Added in[API level 29](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)

# ProgressListener

*** ** * ** ***

Kotlin\|[Java](https://developer.android.com/reference/android/os/FileUtils.ProgressListener "View this page in Java")  

```
interface ProgressListener
```

|--------------------------------------------------------------------------------------------------------------------------------|
| [android.os.FileUtils.ProgressListener](https://developer.android.com/reference/kotlin/android/os/FileUtils.ProgressListener#) |

Listener that is called periodically as progress is made.

## Summary

|                                                                                                                                                    Public methods                                                                                                                                                     ||
|--------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| abstract[Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | [onProgress](https://developer.android.com/reference/kotlin/android/os/FileUtils.ProgressListener#onProgress(kotlin.Long))`(`progress:` `[Long](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-long/index.html)`)` <br /> |

## Public methods

### onProgress

Added in[API level 29](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
abstract fun onProgress(progress: Long): Unit
```