Makes sense, thank you for the assistance. So, the steps suggested by yourself and others in this thread are ultimately a better/preferred way to work with and handle xml data when it's retrieved from an http service?
--- In [email protected], "Tracy Spratt" <[EMAIL PROTECTED]> wrote: > > If you are going to do this, make an ArrayCollection, you should build a > class(value object, VO) with strongly typed public properties. > > > > In the loop, "new" that class, then assign the xml node property values > to the appropriate value object properties. Push that VO onto a > temporary array. When the loop is done, wrap the array in an > ArrayCollection. > > > > Tracy > > > > ________________________________ > > From: [email protected] [mailto:[EMAIL PROTECTED] On > Behalf Of sdl1326 > Sent: Thursday, July 10, 2008 6:25 PM > To: [email protected] > Subject: [flexcoders] Re: Putting returned xml data into ArrayCollection > using Cairngorm framwork (Command Class/Delegate Class/IResponder) > > > > Ok, thanks. > > So, looking at the original xml file ( below) if I want to add both > the name and url (data) to the array collection, is this the most > efficient way to accomplish this? > > var xmlResult:XML = new XML(event.result); > xmlImages_ac = new ArrayCollection(); > > // push XML to ArrayCollection > for each(var item:XML in xmlResult.image){ > var obj:Object = new Object() > obj.url = [EMAIL PROTECTED]; > obj.name = [EMAIL PROTECTED]; > xmlImages_ac.addItem(obj); > } > > TIA > > --- In [email protected] <mailto:flexcoders%40yahoogroups.com> > , "Josh McDonald" <dznuts@> wrote: > > > > That's right, because when you trace the ArrayCollection it converts > its > > children to String, and your nodes have no inner text, so they > toString() as > > "". > > > > Instead of "addItem(item)", try "addItem([EMAIL PROTECTED])" > > > > -Josh > > > > On Fri, Jul 11, 2008 at 6:57 AM, sdl1326 <azsl1326-email@> wrote: > > > > > Tracy, thanks for the very detailed reply. I changed the > resultFormat= > > > 'e4x'. So, I want to put the xml data into an arraycollection and am > > > trying the following code: > > > > > > var xmlResult:XML = new XML(event.result); > > > > > > xmlImages_ac = new ArrayCollection(); > > > > > > // push XML to ArrayCollection > > > for each(var item:XML in xmlResult.image){ > > > > > > xmlImages_ac.addItem(item); > > > } > > > > > > trace('xmlImages_ac - ' + xmlImages_ac) > > > > > > For whatever reason, I can not seem to get this to work as it simply > > > traces out: > > > > > > xmlImages_ac - ,,,, > > > > > > Can you point to where I am getting tripped up? > > > > > > Thanks for the assistance. > > > > > > --- In [email protected] > <mailto:flexcoders%40yahoogroups.com> , "Tracy Spratt" <tspratt@> wrote: > > > > > > > > You have found one reason not to use resultFormat="object". > That result > > > > format causes flex to convert your result data, which is xml, into > a > > > > tree of dynamic objects. You have no control over this > process(, and it > > > > has some issues, particularly that values that look like > numbers are > > > > converted to numbers) and it is even hard to predict. It is > also hard > > > > to debug, though you can use ObjUtil.toString() to see the > contents. > > > > > > > > > > > > > > > > What is happening in your case is the "images" node becomes an > object > > > > containing an Array or "image" nodes. So this expression: > > > > > > > > result.images.image returns an Array, which you can directly > wrap in an > > > > ArrayCollection. I would not expect the direct assignment to > work like > > > > you show it, and doing it that way hides what is really > happening. This > > > > is more clear: > > > > > > > > var aResult:Array = ResultEvent( data ).result.images.image; > > > > > > > > trace(aResult.length); //is this what you expect > > > > > > > > var acImages:ArrayCollection = new ArrayCollection(aResult); > > > > > > > > > > > > > > > > Since an Array is an object, Josh's suggestion to use a for..in > loop > > > > would work also. > > > > > > > > > > > > > > > > I advise using resultFormat="e4x". This leaves your result data > as XML, > > > > so you can do: > > > > > > > > var xmlResult:XML = XML(ResultEvent( data ).result); > > > > > > > > trace(xmlResult.toXMLSTring()); //you will see your xml, > unchanged. > > > > > > > > > > > > > > > > Now, you can use the xml directly, or use XMLList, or > XMLListCollection, > > > > or combinations of the three. > > > > > > > > > > > > > > > > Or, if you want, you can convert your xml, or parts thereof, into > > > > ArrayCollections. > > > > > > > > > > > > > > > > Tracy > > > > > > > > > > > > > > > > ________________________________ > > > > > > > > From: [email protected] > <mailto:flexcoders%40yahoogroups.com> > [mailto:[email protected] <mailto:flexcoders%40yahoogroups.com> > ] On > > > > Behalf Of sdl1326 > > > > Sent: Thursday, July 10, 2008 12:16 PM > > > > To: [email protected] > <mailto:flexcoders%40yahoogroups.com> > > > > Subject: [flexcoders] Re: Putting returned xml data into > ArrayCollection > > > > using Cairngorm framwork (Command Class/Delegate Class/IResponder) > > > > > > > > > > > > > > > > Here's a sample xml that's getting loaded in via http service: > > > > > > > > <images duration="3000" effect="Fade" startDelay="2000"> > > > > <image name="image.jpg" url="http://www.cnn.com > <http://www.cnn.com> > <http://www.cnn.com <http://www.cnn.com> > "/> > > > > <image name="image1.jpg" url="http://www.usatoday.com > <http://www.usatoday.com> > > > > <http://www.usatoday.com <http://www.usatoday.com> > " /> > > > > <image name="image2.jpg" url="http://www.msnbc.com > <http://www.msnbc.com> > > > > <http://www.msnbc.com <http://www.msnbc.com> > " /> > > > > <image name="image3.jpg" url="http://www.digg.com > <http://www.digg.com> > <http://www.digg.com <http://www.digg.com> > > > > > " /> > > > > <image name="image4.jpg" url="http://www.google.com > <http://www.google.com> > > > > <http://www.google.com <http://www.google.com> > " /> > > > > </images> > > > > > > > > If I change the code in the result handler to: > > > > > > > > var ac:ArrayCollection = ResultEvent( data ).result.images.image > > > > > > > > Then I have no issues putting it directly into an array > collection. > > > > It's only when I remove the (.image) and have the following: > > > > > > > > var ac:ArrayCollection = ResultEvent( data ).result.images > > > > > > > > Is when I get the coercion error. Is there any reason why I > shouldn't > > > > continue to put the data in an array collection via the 1st > method? > > > > > > > > TIA > > > > > > > > --- In [email protected] > <mailto:flexcoders%40yahoogroups.com> > <mailto:flexcoders%40yahoogroups.com<flexcoders%2540yahoogroups.com> > > > > > > > > , "Josh McDonald" <dznuts@> wrote: > > > > > > > > > > You're getting an ObjectProxy because you're using the > "object" result > > > > > format. To convert to ArrayCollection: > > > > > > > > > > var myArray:Array = []; > > > > > for each (var img:* in result.images) > > > > > { > > > > > myArray.pish(img); > > > > > } > > > > > > > > > > myCollection = new ArrayCollection(myArray); > > > > > > > > > > -Josh > > > > > > > > > > On Thu, Jul 10, 2008 at 1:31 PM, sdl1326 <azsl1326-email@> > wrote: > > > > > > > > > > > Thanks for the assistance. > > > > > > > > > > > > I have left the resultformat blank (feel free to share why I > > > > shouldn't > > > > > > do this as I am always looking for best practices/advice). > > > > However,in > > > > > > previous projects, I have taken the return data from an http > service > > > > > > and immediately put it in an arraycollection in the > resulthandler. I > > > > > > just assumed the same could be done here when using > Cairngorm, but > > > > > > apparently something isn't correct. I tried your suggestion > below > > > > and > > > > > > am still receiving an error: > > > > > > > > > > > > TypeError: Error #1034: Type Coercion failed: cannot convert > > > > > > mx.utils::[EMAIL PROTECTED] to Array. > > > > > > > > > > > > Thanks in advance. > > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > "Therefore, send not to know For whom the bell tolls. It tolls > for > > > > thee." > > > > > > > > > > :: Josh 'G-Funk' McDonald > > > > > :: 0437 221 380 :: josh@ > > > > > > > > > > > > > > > > > > > > > ------------------------------------ > > > > > > -- > > > Flexcoders Mailing List > > > FAQ: > http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt > <http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt> > > > Search Archives: > > > http://www.mail-archive.com/flexcoders%40yahoogroups.comYahoo > <http://www.mail-archive.com/flexcoders%40yahoogroups.comYahoo> ! Groups > > > Links > > > > > > > > > > > > > > > > > > -- > > "Therefore, send not to know For whom the bell tolls. It tolls for > thee." > > > > :: Josh 'G-Funk' McDonald > > :: 0437 221 380 :: josh@ > > >
