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From Heiko Schaefer <hschae...@fto.de>
Subject Re: Support _id and _rev being null on a POST
Date Sat, 09 Oct 2010 14:57:52 GMT
 Hey John,

maybe the jackson annotation @JsonWriteNullProperties(false) could help you?

cheers,
Heiko


On 10/09/2010 04:24 PM, John Logsdon wrote:
> I understand the difference but i'm not sure it's really an issue.
>
> My request is born out of convenience as i'm using a statically typed
> language (Java), a json parser(jackson) with auto marshalling and I'm trying
> to use the same java beans regardless of whether it's a new Object or
> existing since I have rather a lot of classes to store in couchdb.
>
> It may be possible to fix this in the client but I thought it was worth
> asking!
>
> John
>
>
> On 8 October 2010 23:50, Paul Davis <paul.joseph.davis@gmail.com> wrote:
>
>> On Fri, Oct 8, 2010 at 6:43 PM, John Logsdon <john.logsdon@netdev.co.uk>
>> wrote:
>>> Hi
>>>
>>> I'd like to be able to support the following scenario:
>>>
>>> curl -XPOST -H"Content-Type: application/json" http://localhost:5984/uta-d
>>> '{"_id": null, "_rev":null,"x":"y"}'
>>>
>>> Which returns:
>>>
>>> {"error":"bad_request","reason":"Document id must be a string"}
>>>
>>> I'd like the above to work the same as this command:
>>>
>>> curl -XPOST -H"Content-Type: application/json" http://localhost:5984/uta-d
>>> '{"x":"y"}'
>>>
>>> which returns:
>>>
>>>
>> {"ok":true,"id":"c9fd97f3eb58fdb62ef7a80440001662","rev":"1-935564bc7ec7e86aa82ecec3face18f6"}
>>>
>>> Is there a reason why couchdb doesn't do the same action on a null
>> _id/_rev
>>> as it does when the fields aren't present?
>>>
>>> Regards
>>>
>>> John
>>>
>> A value of null is not equivalent to no value. Null is a value and its
>> not a valid document id. Hence, the error.
>>
>> I don't like the idea of silently discarding it and creating a new
>> document with a random doc id. I can see this causing lots of
>> headaches when someone has a bug and doesn't realize their code is
>> just creating random documents.
>>
>> Paul Davis
>>
>
>


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