RFR: JDK-8317603: Improve exception messages thrown by sun.nio.ch.Net native methods (win) [v6]

[Matthias Baesken]

On Tue, 10 Oct 2023 07:57:46 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> On Windows, we miss a handleSocketErrorWithMessage function that provides an additional message showing what went wrong in the Net.c coding.  On Unix we have this function. 
>> This leads sometimes to exceptions like
>> 
>> MSG RTE: javax.naming.CommunicationException: example.com:1234 [Root exception is java.net.ConnectException: Connection timed out: no further information]
>> 
>> see https://bugs.openjdk.org/browse/JDK-8317307
>> 
>> It would be better to have a message explaining the reason instead of "no further information" .
>
> Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:
> 
>   COPYRIGHT headers and minor adjustments

Hi Alan, I simplified the 2 messages.

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PR Comment: https://git.openjdk.org/jdk/pull/16057#issuecomment-1754794433