No, that’s fine. However, with custom assignment you could put the rule in a 
framework and wouldn’t have to implement that method on your session in every 
app you build. You can also control caching properly using dependent keys.

100 : pageConfiguration = 'ListInstrumentFamily' => displayPropertyKeys = "” 
[MyAssignment]


On Dec 9, 2014, at 12:05 PM, Theodore Petrosky <[email protected]> wrote:

> Ramsey,
> 
> since displayPropertyKeys is looking for an array of strings is there a way 
> to do this. Where session.myDisplayKeys returns an array of strings.
> 
> 100 : pageConfiguration = 'ListInstrumentFamily' => displayPropertyKeys = 
> "session.myDisplayKeys" [com.webobjects.directtoweb.Assignment]
> 
> or does this also get one ‘stuck’?
> 
> Ted
> 
> On Dec 9, 2014, at 1:44 PM, James Cicenia <[email protected]> wrote:
> 
>> I have been able to change the displayProperties in code and have it 
>> successfully render.
>> 
>> Then again I think I am instantiating a new report each time.
>> 
>> 
>> 
>>> On Dec 9, 2014, at 11:54 AM, Ramsey Gurley <[email protected]> wrote:
>>> 
>>> You may want to avoid pushing the context like that. I’ve had some case 
>>> where I pushed the context on values typically set by rules and it resulted 
>>> in hard caching those values. No matter what other rules I had set, it was 
>>> stuck that way. If I need to do it in code, I do so via a custom rule 
>>> assignment.
>>> 
>>> On Dec 9, 2014, at 9:56 AM, James Cicenia <[email protected]> wrote:
>>> 
>>>> Great -
>>>> forgot about d2wContext()
>>>> thanks
>>>> 
>>>> 
>>>> 
>>>> 
>>>>> On Dec 9, 2014, at 10:35 AM, Theodore Petrosky <[email protected]> wrote:
>>>>> 
>>>>> 
>>>>> this will do what you want, just create the array of strings that 
>>>>> represent the keys you want.
>>>>> 
>>>>> ((D2WPage) lpi).d2wContext().takeValueForKey(theArray, 
>>>>> "displayPropertyKeys”);
>>>>> 
>>>>> 
>>>>> 
>>>>> On Dec 9, 2014, at 11:25 AM, James Cicenia <[email protected]> wrote:
>>>>> 
>>>>>> 
>>>>>> How does one add the displayPropertKeys in code for a new 
>>>>>> ListPageInterface?
>>>>>> 
>>>>>> I could add it to the session and use a rule to grab it, but that 
>>>>>> doesn’t sound right.
>>>>>> 
>>>>>> Thanks
>>>>>> James
>>>>>> 
>>>>>> 
>>>>>> 
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> 

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