It only works for code that does  _NSUtilities.classForName().  It only works 
for code that defers knowing the class based on a string.



> On Jan 12, 2020, at 7:00 AM, OCsite via Webobjects-dev 
> <webobjects-dev@lists.apple.com> wrote:
> 
> P.S.
> 
>> On 12 Jan 2020, at 14:55, OCsite via Webobjects-dev 
>> <webobjects-dev@lists.apple.com <mailto:webobjects-dev@lists.apple.com>> 
>> wrote:
>> As for the fixing... well, I guess I can generate the proper AOs myself, but 
>> the trick is, how do I order them? I would need to reuse the standard 
>> default ordering which EODatabaseContext does normally; but it does not seem 
>> to be accessible anyhow, or am I overlooking something of importance here?
> 
> It looks like
> 
>         ERXPatcher.setClassForName(OCSDBOperation,'EODatabaseOperation')
> ...
> class OCSDBOperation extends EODatabaseOperation { ... }
> 
> does not work :( Do I do something wrong, or it simply can't be overridden?
> 
> To be frank, I do not quite understand how the ERXPatcher (or, rather, 
> _NSUtilities.setClassForName) magic actually works: should it work for any 
> WO/EO class, or is there simply a dictionary somewhere inside the opaque 
> Apple code, and it works only for classes which Apple explicitly addresses by 
> some “Class clazz=dict[name]”, with no way to patch the others?
> 
> Thanks!
> OC
> 
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