Throw when window uid changes for unexpected reasons

PiperOrigin-RevId: 321553397
2020-07-16 14:30:00 +01:00 · 2020-07-16 14:30:00 +01:00 · c0204bfdc4
commit c0204bfdc4
parent ab95e3f388
1 changed files with 2 additions and 1 deletions
--- a/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java
@ -1055,7 +1055,8 @@ import java.util.concurrent.TimeoutException;
      } else if (timelineChanged) {
        transitionReason = MEDIA_ITEM_TRANSITION_REASON_PLAYLIST_CHANGED;
      } else {
-        transitionReason = MEDIA_ITEM_TRANSITION_REASON_SKIP;
+        // A change in window uid must be justified by one of the reasons above.
+        throw new IllegalStateException();
      }
      return new Pair<>(/* isTransitioning */ true, transitionReason);
    } else if (positionDiscontinuity