RFR: 8355572: Support HTTP Range requests in Simple Web Server [v6]

[Daniel Fuchs]

On Fri, 31 Oct 2025 11:45:51 GMT, Daniel Fuchs <dfuchs at openjdk.org> wrote:

>> Peyang has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Add documentation for HTTP range requests support in SimpleFileServer
>
> src/jdk.httpserver/share/classes/sun/net/httpserver/simpleserver/FileServerHandler.java line 347:
> 
>> 345:                     end = fileSize - 1;
>> 346:                 } else {  // "<start>-<end>" or "<start>-"
>> 347:                     start = Long.parseLong(startStr);
> 
> We only want to accept base 10 numbers, don't we? 
> 
> Suggestion:
> 
>                     start = Long.parseLong(startStr, 10);

Maybe we should additionally reject startStr if it begins with '+'

> src/jdk.httpserver/share/classes/sun/net/httpserver/simpleserver/FileServerHandler.java line 348:
> 
>> 346:                 } else {  // "<start>-<end>" or "<start>-"
>> 347:                     start = Long.parseLong(startStr);
>> 348:                     end = endStr.isEmpty() ? fileSize - 1 : Long.parseLong(endStr);
> 
> Suggestion:
> 
>                     end = endStr.isEmpty() ? fileSize - 1 : Long.parseLong(endStr, 10);

and same here - we should additionally reject endStr if it starts with '+'

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PR Review Comment: https://git.openjdk.org/jdk/pull/28021#discussion_r2481156352
PR Review Comment: https://git.openjdk.org/jdk/pull/28021#discussion_r2481160730