I use "new ArrayCollection(ArrayUtil.toArray(event.result))". It works for 1 or
more items in the result.
--- In flexcoders@yahoogroups.com, "Laurence" <lmacne...@...> wrote:
>
> I'm trying to read data from an XML file, and put that data into an
> ArrayCollection.
>
> This works great when I have more than one "object" in the XML file. But
> when there's only one "object" in there, my HTTPService RPC returns it as an
> Object instead of an ArrayCollection of Objects.
>
> So when I assign the event.result to my ArrayCollection I get a "Cannot
> Convert to ArrayCollection" error message...
>
> Let me give an example:
>
> MyXMLFile.xml:
> <people>
> <person>
> <firstName>Joe</firstName>
> <lastName>Smith</lastName>
> </person>
> </people>
>
> If I have more than one <person></person> pair in my XML file, then they get
> returned as an ArrayCollection in event.result.people.person. But with only
> one <person></person> pair in my XML file, event.result.people.person is an
> ObjectProxy -- which can't be converted to an ArrayCollection, apparently.
>
> If event.result.people had a length property, I could just loop over it for
> {length} number of times and addItem() each <person> to my ArrayCollection --
> but I see no length property on the event.result... So how do I get this to
> work? I won't know in advance how many <person></person> pairs are in the
> XML file, so I can't make any assumptions about the length... Could be 1,
> could be 100...
>
> Is there a way to programmatically tell whether or not
> event.result.people.person is an ArrayCollection or an ObjectProxy? If I
> could tell what it was, then I could use that information to let the program
> decide how to deal with it...
>
> Thanks for any suggestions...
> Laurence MacNeill
> Mableton, Georgia, USA
>
