RFR(S):8251374:jmap -dump should not accept invalid options(Internet mail)

[serguei.spitsyn at oracle.com]

On 8/13/20 12:01, Daniel D. Daugherty wrote:
> That's something that's very hard to do. It would involve black listing
> the existing changeset and repushing a new changeset. Black listing a
> changeset is very, very rarely done and in the past Ops has declined to
> do that for something like an authorship error.
>
> Two options:
>
> 1) Manually remember that this changeset should be credited to Lin
>    as author.

If we chose this option then a comment can be added to the bug report 
that the actual committer was Lin.

Thanks,
Serguei

> 2a) [BACKOUT] the changeset using a new bug ID.
> 2b) [REDO] the changeset with corrected author information with a new 
> bug ID.
>
> Dan
>
> On 8/13/20 2:36 PM, Hohensee, Paul wrote:
>> I mistakenly committed and pushed Lin's patch with myself as author. 
>> Would someone with repo access please change the author to 'lzang'? 
>> Or tell me how to do it myself?
>>
>> https://hg.openjdk.java.net/jdk/jdk/rev/5036ca733469
>>
>> Thanks,
>> Paul
>>
>> On 8/13/20, 9:48 AM, "serviceability-dev on behalf of Hohensee, 
>> Paul" <serviceability-dev-retn at openjdk.java.net on behalf of 
>> hohensee at amazon.com> wrote:
>>
>>      Will do.
>>
>>      On 8/13/20, 7:08 AM, "linzang(臧琳)" <linzang at tencent.com> wrote:
>>
>>          Thanks Paul！
>>          May I ask your help to push it?
>>
>>          BRs,
>>          Lin
>>
>>          > On Aug 13, 2020, at 10:06 PM, Hohensee, Paul 
>> <hohensee at amazon.com> wrote:
>>          >
>>          > +1, except that the indentation for the final 'else' 
>> clause needs to be 4 spaces instead of 3. :)
>>          >
>>          > Thanks,
>>          > Paul
>>          >
>>          > On 8/12/20, 6:21 PM, "serguei.spitsyn at oracle.com" 
>> <serguei.spitsyn at oracle.com> wrote:
>>          >
>>          >    Hi Lin.
>>          >
>>          >    Thank you for the update.
>>          >    It looks good.
>>          >
>>          >    Thanks,
>>          >    Serguei
>>          >
>>          >
>>          >>    On 8/12/20 17:08, linzang(臧琳) wrote:
>>          >> Hi Paul and Serguei,
>>          >>      Thanks for your comments, here is the updated patch: 
>> http://cr.openjdk.java.net/~lzang/8251374/webrev02/
>>          >>
>>          >> BRs,
>>          >> Lin
>>          >>
>>          >> On 2020/8/13, 12:55 AM, "serguei.spitsyn at oracle.com" 
>> <serguei.spitsyn at oracle.com> wrote:
>>          >>
>>          >>     Hi Lin,
>>          >>
>>          >>     It looks good.
>>          >>     Just one comment.
>>          >>
>>          >>          + System.err.println("Fail: invalid option: '" + 
>> subopt +"'");
>>          >>          +               System.exit(1);
>>          >>
>>          >>     Exit needs to be replaced wit usage for consistency.
>>          >>
>>          >>     Thanks,
>>          >>     Serguei
>>          >>
>>          >>
>>          >>>     On 8/10/20 19:57, linzang(臧琳) wrote:
>>          >>> Here is the webrev: 
>> http://cr.openjdk.java.net/~lzang/8251374/webrev01/
>>          >>>
>>          >>> BRs,
>>          >>> Lin
>>          >>>
>>          >>>> On 2020/8/11, 10:52 AM, "linzang(臧琳)" 
>> <linzang at tencent.com> wrote:
>>          >>>
>>          >>>     Hi All,
>>          >>>          May I ask your help to review this tiny patch? 
>> It fix an issue that jmap -dump could wrongly accept invalid optioins.
>>          >>>          Bugs: 
>> https://bugs.openjdk.java.net/browse/JDK-8251374
>>          >>>          Patch:  (Can not connect to webrev ftp 
>> currently, will try it later, following are all code changes)
>>          >>>
>>          >>>     ################################
>>          >>>     --- 
>> old/src/jdk.jcmd/share/classes/sun/tools/jmap/JMap.java 2020-08-11 
>> 10:42:32.044567791 +0800
>>          >>>     +++ 
>> new/src/jdk.jcmd/share/classes/sun/tools/jmap/JMap.java 2020-08-11 
>> 10:42:31.876568681 +0800
>>          >>>     @@ -207,6 +207,11 @@
>>          >>>                      liveopt = "-live";
>>          >>>                  } else if (subopt.startsWith("file=")) {
>>          >>>                      filename = parseFileName(subopt);
>>          >>>     +            } else if (subopt.equals("format=b")) {
>>          >>>     +                // ignore format (not needed at 
>> this time)
>>          >>>     +            } else {
>>          >>>     + System.err.println("Fail: invalid option: '" + 
>> subopt +"'");
>>          >>>     +               System.exit(1);
>>          >>>                  }
>>          >>>              }
>>          >>>     ################################
>>          >>>
>>          >>>     Thanks,
>>          >>>     Lin
>>          >>>
>>          >>>
>>          >>
>>          >>
>>          >>
>>          >
>>          >
>>
>>
>