Use an AsyncToken to "tag" the requests using the data property. When a result
comes in check the AsyncToken data property to see which one has come in.
--- In flexcoders@yahoogroups.com, "txakin" <txakin@...> wrote:
>
> Hi all, I'm having some problems with the asynchronous in Flex using
> RemoteObject to communicate with the Java side to get some information.
>
>
> * First of all, let me explain what i'm doing:
> I have developed a search component to allow the user to find stored
> documents by name, content or both in some folders. The component has 2
> panels:
>
>
>
> 1. Filter: The properties to filter are a keyword and a list of
> folders
>
> 2. Result: Per each folder selected by the user, will display a
> datagrid with the documents stored in.
> When the user fill the filter and click the Search button, automatically
> i send one request to the Java side per each selected folder (if the
> user has selected 3 folders, will send 3 requests to the server using
> RemoteObject)
>
> I'm retrieving 3 ResultEvents, but in randomly order, and sometimes the
> result of the search are not correct because of this. The result of each
> responses is the dataprovider of the different DataGrids.
>
> Here i put some of my code (in my example, this delegate class will be
> instantiated3 times, one per selected folder)
>
> public class SearchDelegate {
> public var remoteObject:RemoteObject = new RemoteObject();
>
> public function findDocuments(urlEndpoint:String, keyword:String,
> folder:String):void {
> try {
> remoteObject.endpoint = urlEndpoint;
> remoteObject.destination = "searchService";
> remoteObject.addEventListener(ResultEvent.RESULT,
> onFindDocumentsSuccess);
> remoteObject.findBasic(keyword, folder);
> } catch (error:Error) {
>
> ErrorMgr.getInstance().raiseError(ErrorMgr.APPLICATION_ERROR, error);
> }
> }
>
> public function onFindDocumentsSuccess(event:ResultEvent):void {
> remoteObject.removeEventListener(ResultEvent.RESULT,
> onFindDocumentsSuccess);
> var documents:ArrayCollection = event.result;
> dispatcher.dispatchEvent(new SuccessEvent(ticket,
> SuccessEvent.SUCCESS, false, true, documents));
> }
> }
>
> * My question is: How can i solved this problem? Is any way to match
> the different requests with the real responses. In my case looks like
> the responses are overwritten between them (for example: i should have 3
> different results, but in many cases i have only 2 results, because one
> response has overwritten one of the others). I know i can do it
> synchronous, but in my case i want only in ASYNCHRONOUS way
> * The other things about my program are working correctly, please
> only focus in the asynchronous problem.
>
> Thanks so much in advanced for your help.
>
