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From: Nikita Timofeev <ntimofeev@objectstyle.com>
Date: Fri, 26 May 2017 14:56:48 +0300
Message-ID: <CAMi+qzCG4im_Q7RDcb+RO66PtYynrT0vg+Enwm71bYH=pK+csQ@mail.gmail.com>
Subject: Re: ColumnSelect and java.time (Java 8)
To: user@cayenne.apache.org
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archived-at: Fri, 26 May 2017 11:57:20 -0000

Hi again,

I've pushed fix for this issue.
https://github.com/apache/cayenne/commit/eac1f31073045fec6eafef3f3fd6cb05f0=
201994

On Wed, May 24, 2017 at 7:03 PM, Hugi Thordarson <hugi@karlmenn.is> wrote:
> Thanks Nikita, at least I know I'm not doing anything wrong then :)
>
> - hugi
>
>
>> On 24 May 2017, at 14:52, Nikita Timofeev <ntimofeev@objectstyle.com> wr=
ote:
>>
>> Hi Hugi,
>>
>> Seems like custom types are broken in ColumnSelect, I see this bug in
>> my test too.
>>
>> On Wed, May 24, 2017 at 5:34 PM, Hugi Thordarson <hugi@karlmenn.is> wrot=
e:
>>> I'm using today's version of 4.0.M6-SNAPSHOT. Always living on the edge=
 :)
>>>
>>> - hugi
>>>
>>>
>>>> On 24 May 2017, at 14:31, Andrus Adamchik <andrus@objectstyle.org> wro=
te:
>>>>
>>>> Or .. if you already have cayenne-java8 in your app, and the problem i=
s specific to just the column select query, you may also need to switch to =
M6. IIRC there were some issues in M5 with the behavior that you describe.
>>>>
>>>> Andrus
>>>>
>>>>> On May 24, 2017, at 5:28 PM, Andrus Adamchik <andrus@objectstyle.org>=
 wrote:
>>>>>
>>>>> You need to add cayenne-java8 dependency.
>>>>>
>>>>> Unfortunately the fallback behavior (treat unknown class as Serializa=
ble) is extremely confusing. Though I think we log some warnings before doi=
ng that.
>>>>>
>>>>> ANdrus
>>>>>
>>>>>
>>>>>> On May 24, 2017, at 5:20 PM, Hugi Thordarson <hugi@karlmenn.is> wrot=
e:
>>>>>>
>>>>>> Hi all,
>>>>>> if I try to fetch Java 8 date objects using ColumnSelect, the values=
 get returned as byte arrays instead of actual objects. Example:
>>>>>>
>>>>>> LocalDateTime creationDate =3D ObjectSelect
>>>>>>            .query( User.class )
>>>>>>            .column( User.CREATION_DATE )
>>>>>>            .selectFirst( Jambalaya.newContext() );
>>>>>>
>>>>>> User.creationDate() is a LocalDateTime=E2=80=94but the fetch will fa=
il since the returned value is a byte array.
>>>>>>
>>>>>> Bug?
>>>>>>
>>>>>> Cheers,
>>>>>> - hugi
>


--=20
Best regards,
Nikita Timofeev