RFR: 8369736 - Add management interface for AOT cache creation [v8]

[Alan Bateman]

On Wed, 26 Nov 2025 12:01:40 GMT, Kevin Walls <kevinw at openjdk.org> wrote:

>> I don't see a correctness issue with this. Maybe in the future we will be able to use LazyConstant here.
>
> Sure, I'm just pointing out that we have a load of existing nameToMBeanMap() methods that do things differently.
> OK I now see this one is doing what the new VirtualThreadSchedulerMXBean did.
> 
> The others are different: commonly the nameToMBeanMap() methods in PlatformMBeanProviderImpl.java are synchronized, or they call a getXXMXBean() method which is synchronized.
> 
> Maybe these old methods don't need to be synchronized, if this all gets done at startup in PlatformMBeanProviderImpl init(), the mbeans will always be created once.

The older code pre-dates unmodifiable maps (JEP 269), it could be modernized some time.

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PR Review Comment: https://git.openjdk.org/jdk/pull/28010#discussion_r2564793415