On Wed, 22 Apr 2026 08:32:15 GMT, Michael McMahon <[email protected]> wrote:

>> Volkan Yazici has updated the pull request incrementally with one additional 
>> commit since the last revision:
>> 
>>   Add `ofString` static factory method
>
> src/java.base/share/classes/javax/net/ssl/SNIHostName.java line 83:
> 
>> 81:      * <li>It ends with a trailing dot
>> 82:      * <li>It is not a valid Internationalized Domain Name (IDN)</li>
>> 83:      *
> 
> This list seems to imply that an SNI hostname must be an IDN. I wonder if it 
> might be better to first state what a valid SNI hostname is (ie a DNS 
> hostname), mentioning IDNs and then later specify the exclusions, including 
> (I presume) a string that starts with "xn--" but which doesn't represent a 
> valid IDN?

I see your point, a valid one. In 9596a5b2ca0, I've massaged the opening 
paragraphs to start with explaining what constitutes a valid SNI hostname. 
Following that, I've stated exclusions, shared examples, and had a dedicate 
section on DNS hostname validation.

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

PR Review Comment: https://git.openjdk.org/jdk/pull/30747#discussion_r3153688017

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