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Re: Accumulative service catalog descriptions

 

Please - go ahead and fix it, no problem.

2012/10/31 Mykhailo Stadnyk <mikhus@xxxxxxxxx>

> Jacob, I reviewed WSDL specification and see that you are not true.
>
> http://www.w3.org/TR/wsdl#_document-s
>
> service element defined as:
>
> <wsdl:service name="nmtoken">* **
>
> Asterisk means the following from the same specification:
>
> "Characters are appended to elements and attributes as follows: "?" (0 or
> 1), *"*" (0 or more)*, "+" (1 or more)."
>
> So, it means that standard directly points to the fact that you can
> describe as many services as you want in one WSDL
>
> Best regards,
> Mike
>
>
> 2012/10/19 Jakob Simon-Gaarde <jakobsg@xxxxxxxxx>
>
>> Hi Mike.
>>
>> Simplest and least complex solution is almost always the best solution,
>> that's almost a rule in my experience :-)
>> WSDL Does not support multiple services in one description file, so when
>> you speak about imploding several services into one WSDL file I can almost
>> guess that it involves a "MetaService" that picks up all methods defined in
>> all services of a collection and wrap them into one meta service. I see
>> plenty of problems in that approach right away that tells me this is not a
>> simple nor uncomplex solution. For instance, which service class has
>> precedence if the same service method is defined in two different service
>> classes. Already here we would have to take non-intuitive choices.
>>
>> I still like the idea that it is possible to enumerate all service
>> classes and methods of a service collection programmatically, but I think
>> it should be through the approach I talked about, because it does not break
>> standards and it does not have to take undefined choices.
>>
>> Also this approach will let us keep the Ladon's URL style but now in
>> levels:
>>
>> Service-level descriptions:
>> GET http://my.domain.org/<ServiceName>/<protocol>/description
>> Service-level method calls:
>> POST http://my.domain.org/<ServiceName>/<protocol>
>>
>> Collection-level description (only one and always the same with methods
>> like "collectionInfo()", "listServices()" )
>> GET http://my.domain.org/<protocol>/description
>> Service-level method calls:
>> POST http://my.domain.org/<protocol>
>>
>>
>> / Jakob
>>
>>
>> 2012/10/19 Mykhailo Stadnyk <mikhus@xxxxxxxxx>
>>
>>> Need to check that in spec but we tried to implode several services into
>>> one WSDL and it does work!
>>>
>>>
>>> 2012/10/19 Jakob Simon-Gaarde <jakobsg@xxxxxxxxx>
>>>
>>>> I like the idea that the collection can describe itself. But as far as
>>>> I know there is no WSDL specification for service collections that allow
>>>> this.
>>>>
>>>> But there is nothing to stop us from exposing a single method service
>>>> at collection level which can list all services in a collection.
>>>>
>>>> / Jakob
>>>>
>>>> 2012/10/19 Mykhailo Stadnyk <mikhus@xxxxxxxxx>
>>>>
>>>>>  Hi Jacob.
>>>>>
>>>>> Another one idea I think IS REALLY required in ladon is to have
>>>>> WSDL/JSONWSP/etc.. descriptions for service catalogs. I mean if there is
>>>>> published subset of service objects it's good to have only one URL which
>>>>> describes all the services available.
>>>>>
>>>>> Than just in client:
>>>>>
>>>>> import suds
>>>>> service = suds.client.Client('
>>>>> http://localhost/soap/description').service
>>>>> service['Test'].echo()
>>>>>
>>>>> Because currently if I want to work with several service objects I
>>>>> need to do 1 more HTTP request to parse description for each service I use
>>>>> and it's not very good.
>>>>>
>>>>> I guess it's not hard to implement. Currently I'm working on REST
>>>>> implementation proposal and after I guess I can work on this feature.
>>>>> What is your opinion?
>>>>>
>>>>> Best regards,
>>>>> Mike
>>>>>
>>>>> --
>>>>> Mailing list: https://launchpad.net/~ladon-dev-team
>>>>> Post to     : ladon-dev-team@xxxxxxxxxxxxxxxxxxx
>>>>> Unsubscribe : https://launchpad.net/~ladon-dev-team
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>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Med venlig hilsen / Best regards
>>>> Jakob Simon-Gaarde
>>>>
>>>> --
>>>> Mailing list: https://launchpad.net/~ladon-dev-team
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>>>>
>>>>
>>>
>>
>>
>> --
>> Med venlig hilsen / Best regards
>> Jakob Simon-Gaarde
>>
>
>


-- 
Med venlig hilsen / Best regards
Jakob Simon-Gaarde

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