RFR: 8275338: Add JFR events for notable serialization situations [v5]

[Raffaello Giulietti]

On Tue, 19 Dec 2023 17:15:40 GMT, Erik Gahlin <egahlin at openjdk.org> wrote:

>> Raffaello Giulietti has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Changes according to reviewer's comments.
>
> src/java.base/share/classes/java/io/SerializationMisdeclarationChecker.java line 39:
> 
>> 37: import static java.lang.reflect.Modifier.*;
>> 38: 
>> 39: final class SerializationMisdeclarationChecker {
> 
> Is there a reason this event is placed in java.io package and not jdk.internal.event like other events?

The mirror event itself and the JFR event are placed in their standard locations.
Only the checker is in `java.io`, so I'm not sure what you mean here.

-------------

PR Review Comment: https://git.openjdk.org/jdk/pull/17129#discussion_r1431740613