Re: Using isMemberOfClass with a tree of subclass of NSManagedObject

FROM : mmalc crawford
DATE : Sat Jun 28 20:15:03 2008

On Jun 28, 2008, at 11:07 AM, Yoann GINI wrote:
> @interface root :  NSManagedObject
> @interface song :  root
> @interface artist :  root
> @interface modification :  NSManagedObject
> This doesn't work with isKindOfEntity, used like that :
>     NSEntityDescription*        rootDescription        = [[NSEntityDescription 
> entityForName:@"root" inManagedObjectContext:[self 
> managedObjectContext]] retain];
> ...
>     [rootDescription isKindOfEntity:[modEntry entity]]
> It's always return NO...



Is "root" the name of the *entity* or of the *class* used to represent 
the entity?
Whichever, it's helpful if you adhere to standard naming conventions 
by capitalising the names of both.

If the entity name is "root", then do the "song" and "artist" entities 
inherit from that entity?

mmalc