RFR(S): 8160717: MethodHandles.loop() does not check for excessive signature

Michael Haupt michael.haupt at oracle.com
Wed Jul 6 08:43:27 UTC 2016


Hi Andrej,

thanks for your remarks; see below for a comment.

In addition, I need an upper-case Review, please.

> Am 06.07.2016 um 10:25 schrieb Andrej Golovnin <andrej.golovnin at gmail.com>:
> 767         static final long serialVersionUID = -1L; // no serialisation
> 
> Just because you set serialVersionUID to -1L, it does not mean that it
> is not serializable. Either remove the comment "// no serialisation"
> or remove the serialVersionUID at all because you never serialize this
> exception. And btw. serialVersionUID should be private if you decide
> to keep it.

I know that setting the field to -1 does not hinder serialisation. The comment was intended to make clear that no serialisation of instances of this class will ever happen. I'll make that more clear. Omitting the field is not possible; the compiler will complain. Having serialVersionUID is enforced in the build.

Best,

Michael

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