RFR: 8275338: Add JFR events for notable serialization situations [v12]

[Roger Riggs]

On Tue, 9 Jan 2024 10:41:31 GMT, Raffaello Giulietti <rgiulietti at openjdk.org> wrote:

>> src/java.base/share/classes/java/io/SerializationMisdeclarationChecker.java line 53:
>> 
>>> 51:     private static final Class<?>[] READ_OBJECT_NO_DATA_PARAM_TYPES = {};
>>> 52:     private static final Class<?>[] WRITE_REPLACE_PARAM_TYPES = {};
>>> 53:     private static final Class<?>[] READ_RESOLVE_PARAM_TYPES = {};
>> 
>> These could share a single zero length Class<?> array.
>
> Conceptually, these are independent types. There's no logical relationship between them. Sharing a zero length array would convey a false sense of logical sharing.

true, but its wasted space and IMHO ok as a local and private implementation detail.

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PR Review Comment: https://git.openjdk.org/jdk/pull/17129#discussion_r1447655018