Android Studio shows wrong file contents

Question

I have an odd problem with Android Studio. Here is how my class file looks like on Android Studio

And here is what it looks like on a text editor.

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Answer 1

Does this situation warrant a bug report?

Yes! In fact this problem has been reported to the Android Studio team, and anyone willing to help us investigate is welcome to contribute there. Thanks!

You can also try the workaround in Hong's answer.