[Developers] mediated properties

[Steve Sak]

So, if I'm looking at /people/person/employment_history how would I
determine that the relevant property is 
/business/employment_tenure/company? 



Alec Flett wrote:
>
> I want to add that checking by is only valid if you know you're coming
> in and out on the same property (as is the case with marriage) - if
> the properties are different, you need to look at master/reverse
> properties because you can imagine a director who also produced a
> movie - if you were just going by ids, looking at the relationship of
>
> "Who is the /director/ of this movie /produced by/ Martin Scorsese?" -
> you might get Martin Scorsese back, but that doesn't mean that
> "director" is the reverse of "produced by".
>
> Alec
>
> Christopher R. Maden wrote:
>> Steve Sak wrote:
>>   
>>> To restate the question: given a mediator object how do I determine
>>> which property is the one it's mediating?  For example, type A has a
>>> mediator M that has a bunch of properties mediates between A and another
>>> object.  How do I determine which property of M is the one that points
>>> to the other object being mediated?
>>>     
>>
>> Mediators, or compound value types, are not especially different from 
>> any other type; the UI treats them a little differently, but that’s it.
>>
>> But I think you are asking about instances rather than types, correct? 
>> In other words, Arnold Schwarzenegger connects to a marriage, and that 
>> marriage connects to two people, both Arnold Schwarzenegger and Maria 
>> Shriver.  How can you tell which of the spouses is the one you started from?
>>
>> The only way to do that, really, is by looking at the IDs.
>>
>> {
>>    "query": {
>>      "id": null,
>>      "name": "Arnold Schwarzenegger",
>>      "spouse_s": [
>>        {
>>          "spouse": [
>>            {
>>              "id":null,
>>              "name":null
>>            }
>>          ],
>>          "type":"/people/marriage"
>>        }
>>      ],
>>      "type":"/people/person"
>>    }
>> }
>>
>> {
>>    "result": {
>>      "spouse_s": [
>>        {
>>          "spouse": [
>>            {
>>              "id": "#9202a8c04000641f80000000001da07e",
>>              "name": "Maria Shriver"
>>            },
>>            {
>>              "id": "#9202a8c04000641f8000000000006567",
>>              "name": "Arnold Schwarzenegger"
>>            }
>>          ],
>>          "type": "/people/marriage"
>>        }
>>      ],
>>      "type": "/people/person",
>>      "id": "#9202a8c04000641f8000000000006567",
>>      "name": "Arnold Schwarzenegger"
>>    }
>> }
>>
>> You can see that one of the spouses in the marriage has the same ID as 
>> the person with whom you started, and that the other is different.
>>
>> Unfortunately, there’s not really an automatic way to say “get all of 
>> the values of these properties except the ones that point back to the 
>> parent within the scope of this query.”
>>
>> HTH,
>> Chris
>>   
>

-- 
Steven G Sak
Applied Minds, Inc.
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Reston, Virginia 20190
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