.class public interface abstract Landroidx/media/VolumeProviderCompatApi21$Delegate; .super Ljava/lang/Object; # annotations .annotation system Ldalvik/annotation/EnclosingClass; value = Landroidx/media/VolumeProviderCompatApi21; .end annotation .annotation system Ldalvik/annotation/InnerClass; accessFlags = 0x609 name = "Delegate" .end annotation # virtual methods .method public abstract onAdjustVolume(I)V .end method .method public abstract onSetVolumeTo(I)V .end method