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Defensively copy potentially mutable text in Cue constructor

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Without this the Cue isn't deeply immutable, which can be a bit
surprising.

PiperOrigin-RevId: 375477571
This commit is contained in:
ibaker 2021-05-24 16:11:06 +01:00 committed by Oliver Woodman
parent b87a4c04e0
commit 55f50e24eb
1 changed files with 9 additions and 1 deletions
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10
library/common/src/main/java/com/google/android/exoplayer2/text/Cue.java
View file

@ -19,6 +19,8 @@ import android.graphics.Bitmap;
import android.graphics.Color;
import android.text.Layout;
import android.text.Layout.Alignment;
import android.text.Spanned;
import android.text.SpannedString;
import androidx.annotation.ColorInt;
import androidx.annotation.IntDef;
import androidx.annotation.Nullable;
@ -458,7 +460,13 @@ public final class Cue {
} else {
Assertions.checkArgument(bitmap == null);
}
this.text = text;
if (text instanceof Spanned) {
this.text = SpannedString.valueOf(text);
} else if (text != null) {
this.text = text.toString();
} else {
this.text = null;
}
this.textAlignment = textAlignment;
this.multiRowAlignment = multiRowAlignment;
this.bitmap = bitmap;