Action.WaitForMessage (ExoPlayer library)

java.lang.Object
- com.google.android.exoplayer2.testutil.Action
- - com.google.android.exoplayer2.testutil.Action.WaitForMessage

Enclosing class:

Action
```
public static final class Action.WaitForMessage
extends Action
```
Waits for a player message to arrive. If the target already received a message, the action returns immediately.

Nested Class Summary
- Nested classes/interfaces inherited from class com.google.android.exoplayer2.testutil.Action
  Action.AddMediaItems, Action.ClearMediaItems, Action.ClearVideoSurface, Action.ExecuteRunnable, Action.MoveMediaItem, Action.PlayUntilPosition, Action.Prepare, Action.RemoveMediaItem, Action.RemoveMediaItems, Action.Seek, Action.SendMessages, Action.SetAudioAttributes, Action.SetMediaItems, Action.SetMediaItemsResetPosition, Action.SetPlaybackParameters, Action.SetPlayWhenReady, Action.SetRendererDisabled, Action.SetRepeatMode, Action.SetShuffleModeEnabled, Action.SetShuffleOrder, Action.SetVideoSurface, Action.Stop, Action.ThrowPlaybackException, Action.WaitForIsLoading, Action.WaitForMessage, Action.WaitForPendingPlayerCommands, Action.WaitForPlaybackState, Action.WaitForPlayWhenReady, Action.WaitForPositionDiscontinuity, Action.WaitForTimelineChanged

Constructor Summary

Constructors
Constructor Description

WaitForMessage(String tag, ActionSchedule.PlayerTarget playerTarget)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected void`	`doActionImpl(ExoPlayer player, DefaultTrackSelector trackSelector, Surface surface)`	Called by `Action.doActionAndScheduleNextImpl(ExoPlayer, DefaultTrackSelector, Surface, HandlerWrapper, ActionNode)` to perform the action.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - WaitForMessage
```
public WaitForMessage(@Size(max=23L)
                      String tag,
                      ActionSchedule.PlayerTarget playerTarget)
```
    Parameters:
    
    tag - A tag to use for logging.
    
    playerTarget - The target to observe.
- Method Detail
  - doActionImpl
```
protected void doActionImpl(ExoPlayer player,
                            DefaultTrackSelector trackSelector,
                            @Nullable
                            Surface surface)
```
    Description copied from class: Action
    
    Called by Action.doActionAndScheduleNextImpl(ExoPlayer, DefaultTrackSelector, Surface, HandlerWrapper, ActionNode) to perform the action.
    
    Specified by:
    
    doActionImpl in class Action
    
    Parameters:
    
    player - The player to which the action should be applied.
    
    trackSelector - The track selector to which the action should be applied.
    
    surface - The surface to use when applying actions, or null if no surface is needed.