It sounds like you're marking the tickets as 'selected' on the ticket object. If that is the case, the array's hold a pointer to the original object and that information is shared between them all.
Ramsey On May 13, 2011, at 2:40 AM, Neil MacLennan wrote: > public NSArray<Product> tickets; > public NSArray<Product> tickets_weekend; > public NSArray<Product> tickets_day; > public NSArray<Product> tickets_evening; > > tickets = Product.fetchAllTicketProducts(ec); > > EOKeyValueQualifier qual1 = new EOKeyValueQualifier(Product.CATEGORY_KEY, > EOQualifier.QualifierOperatorEqual, "WEEKEND"); > EOKeyValueQualifier qual2 = new EOKeyValueQualifier(Product.CATEGORY_KEY, > EOQualifier.QualifierOperatorEqual, "DAY"); > EOKeyValueQualifier qual3 = new EOKeyValueQualifier(Product.CATEGORY_KEY, > EOQualifier.QualifierOperatorEqual, "EVENING"); > tickets_weekend = EOQualifier.filteredArrayWithQualifier(tickets, qual1); > tickets_day = EOQualifier.filteredArrayWithQualifier(tickets, qual2); > tickets_evening = EOQualifier.filteredArrayWithQualifier(tickets, qual3); > > > I've a question about EOs that I obviously haven't quite got right in my head. > > I have a Product EO that I load from the database and filter into three > categories for display/grouping purposes on-screen. I filter these into three > new arrays. [This may or may not be the best way to do what I want to do > here, but in any case my question is still puzzling for me] > > When my page returns after a submission, I can find all the > customer-selections in the original *tickets* NSArray as well as individually > in each of the new, filtered arrays. > > As it happens this my desired behaviour, just not my expected behaviour. It's > great have all my selected products in the one *tickets* EO that I can work > with in my cart. > > My question is, though, why was the original *tickets* array updated when my > page returned? The *tickets* array didn't feature anywhere in the WOComponent > for that page. There's clearly something about the object references between > the original array and the new, filtered, arrays that I'm not quite grasping. > > .neilmac > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Webobjects-dev mailing list ([email protected]) > Help/Unsubscribe/Update your Subscription: > http://lists.apple.com/mailman/options/webobjects-dev/rgurley%40smarthealth.com > > This email sent to [email protected]
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