Re: is there a trick to know that a property of EO did change?
Re: is there a trick to know that a property of EO did change?
- Subject: Re: is there a trick to know that a property of EO did change?
- From: Aaron Rosenzweig via Webobjects-dev <email@hidden>
- Date: Sun, 24 May 2020 22:39:16 -0400
Hi OC,
Could you override the setter of that property?
If it was “firstName” could you create “setFirstName()” which calls super and
then does the additional logic you desire?
AARON ROSENZWEIG / Chat 'n Bike <http://www.chatnbike.com/>
e: email@hidden <mailto:email@hidden> t: (301) 956-2319
> On May 24, 2020, at 8:40 PM, ocs--- via Webobjects-dev
> <email@hidden> wrote:
>
> Hi there,
>
> I'd need to get a notification whenever a property of my EO changes, be it
> directly through a setter, or through an inverse-relationship being
> maintained, or through an object of an M:N deleted, whatever way. Something
> like
>
> class MyEO extends ERXGenericRecord {
> void propertyDidChange(String key) {
> ... to be called just after any property of mine changes, with its key ...
> }
> }
>
> Does EOF or WOnder provide something like that? Whatever I try, I can't find
> it. I could easily observe willChanges of course, but that's something rather
> different...
>
> Thanks,
> OC
>
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