# Action.WaitForIsLoading

# Action.WaitForIsLoading

Artifact:[androidx.media3:media3-test-utils](https://developer.android.com/jetpack/androidx/releases/media3)  
[View Source](https://cs.android.com/search?q=file:androidx/media3/test/utils/Action.java+class:androidx.media3.test.utils.Action.WaitForIsLoading)

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Kotlin\|[Java](https://developer.android.com/reference/androidx/media3/test/utils/Action.WaitForIsLoading "View this page in Java")

<br />

```
class Action.WaitForIsLoading : Action
```

<br />

|---|---|---------------------------------------------------------------------------------------------------------------------------------------------------------|
| [kotlin.Any](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-any/index.html)                                                                            |||
| ↳ | [androidx.media3.test.utils.Action](https://developer.android.com/reference/kotlin/androidx/media3/test/utils/Action)                                      ||
|   | ↳ | [androidx.media3.test.utils.Action.WaitForIsLoading](https://developer.android.com/reference/kotlin/androidx/media3/test/utils/Action.WaitForIsLoading) |

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Waits for a specified loading state, returning either immediately or after a call to[onIsLoadingChanged](https://developer.android.com/reference/kotlin/androidx/media3/common/Player.Listener#onIsLoadingChanged(boolean)).

## Summary

|                                                                                                                                                                                                                      ### Public constructors                                                                                                                                                                                                                       |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [WaitForIsLoading](https://developer.android.com/reference/kotlin/androidx/media3/test/utils/Action.WaitForIsLoading#WaitForIsLoading(java.lang.String,boolean))`(tag: @`[Size](https://developer.android.com/reference/kotlin/androidx/annotation/Size)`(max = 23) `[String](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-string/index.html)`!, targetIsLoading: `[Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html)`)` |

|                            ### Protected functions                            |
|-------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) | [doActionImpl](https://developer.android.com/reference/kotlin/androidx/media3/test/utils/Action.WaitForIsLoading#doActionImpl(androidx.media3.exoplayer.ExoPlayer,androidx.media3.exoplayer.trackselection.DefaultTrackSelector,android.view.Surface))`(` ` player: `[ExoPlayer](https://developer.android.com/reference/kotlin/androidx/media3/exoplayer/ExoPlayer)`!,` ` trackSelector: `[DefaultTrackSelector](https://developer.android.com/reference/kotlin/androidx/media3/exoplayer/trackselection/DefaultTrackSelector)`!,` ` surface: `[Surface](https://developer.android.com/reference/android/view/Surface.html)`?` `)` Called by[doActionAndScheduleNextImpl](https://developer.android.com/reference/kotlin/androidx/media3/test/utils/Action#doActionAndScheduleNextImpl(androidx.media3.exoplayer.ExoPlayer,androidx.media3.exoplayer.trackselection.DefaultTrackSelector,android.view.Surface,androidx.media3.common.util.HandlerWrapper,androidx.media3.test.utils.ActionSchedule.ActionNode))to perform the action. |

## Public constructors

### WaitForIsLoading

```
WaitForIsLoading(tag: @Size(max = 23) String!, targetIsLoading: Boolean)
```  

|                                                                                        Parameters                                                                                        |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------|
| `tag: @`[Size](https://developer.android.com/reference/kotlin/androidx/annotation/Size)`(max = 23) `[String](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-string/index.html)`!` | A tag to use for logging.      |
| `targetIsLoading: `[Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html)                                                                                   | The loading state to wait for. |

## Protected functions

### doActionImpl

```
protected fun doActionImpl(
    player: ExoPlayer!,
    trackSelector: DefaultTrackSelector!,
    surface: Surface?
): Unit
```

Called by[doActionAndScheduleNextImpl](https://developer.android.com/reference/kotlin/androidx/media3/test/utils/Action#doActionAndScheduleNextImpl(androidx.media3.exoplayer.ExoPlayer,androidx.media3.exoplayer.trackselection.DefaultTrackSelector,android.view.Surface,androidx.media3.common.util.HandlerWrapper,androidx.media3.test.utils.ActionSchedule.ActionNode))to perform the action.  

|                                                                        Parameters                                                                        |
|----------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------|
| `player: `[ExoPlayer](https://developer.android.com/reference/kotlin/androidx/media3/exoplayer/ExoPlayer)`!`                                             | The player to which the action should be applied.                          |
| `trackSelector: `[DefaultTrackSelector](https://developer.android.com/reference/kotlin/androidx/media3/exoplayer/trackselection/DefaultTrackSelector)`!` | The track selector to which the action should be applied.                  |
| `surface: `[Surface](https://developer.android.com/reference/android/view/Surface.html)`?`                                                               | The surface to use when applying actions, or`null`if no surface is needed. |