RFR: 8299513: Clean up java.io [v5]

[Roger Riggs]

On Tue, 10 Jan 2023 15:52:51 GMT, Per Minborg <pminborg at openjdk.org> wrote:

>> src/java.base/share/classes/java/io/ObjectStreamConstants.java line 38:
>> 
>>> 36:      * Magic number that is written to the stream header.
>>> 37:      */
>>> 38:     short STREAM_MAGIC = (short)0xaced;
>> 
>> I'd prefer to retain the `static`, it is easier to read and not have to remember that this declaration is in an interface.
>
> I think the class should not be an interface in the first place but this is hard to change now.

Just because the static is not required does NOT mean it should be omitted!.

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PR: https://git.openjdk.org/jdk/pull/11848