Here ist is:
https://issues.apache.org/jira/browse/WICKET-392
The chocking happens even on the same channel.
Martin
Matej Knopp schrieb:
> But the channel is only "dead" if the xmlhtprequest wasn't processed
> properly. And that should never happen. If the xmlhttprequest is in
> pol with readyState == 4, then new xmlhttprequest should be created.
>
> Can you demonstrate the behavior you're describing on a quick start
> project?
>
> -Matej
>
> On 3/15/07, Martin Funk <[EMAIL PROTECTED]> wrote:
>> Hi,
>>
>> as I see it
>>
>> Wicket.Ajax.getTransport
>>
>> sometimes returns XMLHttpRequest objects that are in "readyState
== 4"
>> so they still might be processed by the "stateChangeCallback".
>>
>> Once "stateChangeCallback" reaches "t.onreadystatechange =
>> Wicket.emptyFunction;"
>>
>> the freshly created XMLHttpRequest never calls back, the Channel its
>> been asigned to
>> never reaches "done" the Channel is dead.
>>
>> To resolve that I came up with this patch.
>> Not quite shure if it introduces more problems than it solves:-)
>> Esp. I cant tell if XMLHttpRequest.abort() sets back the
readyState back
>> to 0 on all browsers.
>>
>> mf
>>
>>
>> Index: jdk-1.4/wicket/src/main/java/wicket/ajax/wicket-ajax.js
>> ===================================================================
>> --- jdk-1.4/wicket/src/main/java/wicket/ajax/wicket-ajax.js
>> (Revision 518505)
>> +++ jdk-1.4/wicket/src/main/java/wicket/ajax/wicket-ajax.js
>> (Arbeitskopie)
>> @@ -403,7 +403,7 @@
>> this.busy = true;
>> return callback();
>> } else {
>> - Wicket.Log.info("Chanel busy -
postponing...");
>> + Wicket.Log.info("Channel busy -
postponing...");
>> if (this.type == 's') // stack
>> this.callbacks.push(callback);
>> else /* drop */
>> @@ -487,7 +487,7 @@
>> getTransport: function() {
>> var t = Wicket.Ajax.transports;
>> for (var i = 0; i < t.length; ++i) {
>> - if (t[i].readyState == 0 || t[i].readyState
>> == 4) {
>> + if (t[i].readyState == 0) {
>> return t[i];
>> }
>> }
>> @@ -713,7 +713,7 @@
>> this.done();
>> this.failure();
>> }
>> - t.onreadystatechange = Wicket.emptyFunction;
>> + t.abort();
>> this.transport = null;
>> }
>> }
>>
>>
>
