RFR: 8356548: Use ClassFile API instead of ASM to transform classes in tests [v8]

[Chen Liang]

On Wed, 15 Oct 2025 17:49:11 GMT, Serguei Spitsyn <sspitsyn at openjdk.org> wrote:

>> Chen Liang has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Serguei reviews
>
> test/hotspot/jtreg/serviceability/jvmti/RedefineClasses/RedefineAnnotations.java line 94:
> 
>> 92:                 public void accept(ClassBuilder builder, ClassElement element) {
>> 93:                     if (element instanceof FieldModel field && field.fieldName().stringValue().startsWith("dummy")) {
>> 94:                         // Defer dummy fields to defer their associated constant pool entries
> 
> Nit: This comment is kind of confusing. What does it mean: `defer dummy fields`? Do you mean `defer adding dummy fields to the class file`?

I have updated this to indicate this is to hold on to the related constant pool entries and add them to the end instead.

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PR Review Comment: https://git.openjdk.org/jdk/pull/25124#discussion_r2433861767