On Tue, 24 Jun 2025 15:56:49 GMT, Chen Liang <li...@openjdk.org> wrote:

>> I did copy this code.  I was hoping instead of class byte modifications that 
>> someone would suggest a Classfile API way to modify the class file bytes. 
>> @liach ? That way the class names don't have to be the same length.  Above 
>> seems better  code but I have to debug it now.
>
> `jdk.internal.classfile.components` has a `ClassRemapper` that may serve this 
> purpose. It updates all internal names and occurrences in descriptors.

BTW, I've also noticed this issue with returning 0 but forgot to post my 
question. This suggestion from Alex looks good to me, at least, if the 
`ClassRemapper` is tricky to borrow.

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PR Review Comment: https://git.openjdk.org/jdk/pull/25857#discussion_r2165816599

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