RFR: 8287908: Use non-cloning reflection methods where acceptable [v2]

Thu Sep 8 06:56:47 UTC 2022

On Wed, 7 Sep 2022 19:33:41 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

>> You can probably appreciate how hard it is to keep track of what's a copy (and needs to be copied) and what's not through several levels of APIs. From a security perspective, its better to spend a little extra at runtime, than to run the risk of allowing an internal data structure to be corrupted.
>
> To ensure the shared types are not too easily exposed, move 317: to inside the `if (realParamData)`.
> That's also the only scope in which it is used.

But `nonGenericParamTypes` is used in `else` block as well, so should I call `getSharedParameterTypes()` twice?

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PR: https://git.openjdk.org/jdk/pull/9064