[threeten-dev] Issues for some methods in ChronoField and ChronoUnit

Patrick Zhang patrick.zhang at oracle.com
Thu May 9 22:23:41 PDT 2013


The similar issue happens to ChronoUnit also.

Regards
Patrick

On 5/10/13 11:50 AM, Patrick Zhang wrote:
> Hi Team,
>
> It looks the valueOf(String name), getName() and toString() are 
> incompatible.
> For example,
> ===========
>         System.out.println(ChronoField.SECOND_OF_DAY.getName());
>         System.out.println(ChronoField.SECOND_OF_DAY.toString());
> ===========
> Both of them will print "SecondOfDay".
>
> But if you try below, it will throw exception:
>         System.out.println(ChronoField.valueOf("SecondOfDay"));
>
> FYI, below code works well:
>         System.out.println(ChronoField.valueOf("SECOND_OF_DAY"));
>
>
> Personally I do not think it make sense. As one application engineer, 
> I would believe below code should work:
> =========
> for(ChronoField field: ChronoField.values()){
>                 assertEquals(ChronoField.valueOf(field.getName()), 
> field);
>         }
> =========
>
> Regards
> Patrick


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