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From: Alex Dean <alex@crackpot.org>
In-Reply-To: <AANLkTinU_Wv0_JBczhcf4SmU4ku-3QKxDPOqBTdrPjZJ@mail.gmail.com>
Date: Tue, 28 Sep 2010 12:29:35 -0500
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To: users@activemq.apache.org
Subject: Re: multiple ajax clients in the same browser?

I just submitted a patch to allow multiple windows in the same browser =
to send/receive messages via ajax.

https://issues.apache.org/activemq/browse/AMQ-2948

alex

On Sep 13, 2010, at 10:48 AM, Dejan Bosanac wrote:

> Hi Alex,
>=20
> with REST API (which shares some common code with Ajax stuff), you can
> send clientId parameter to create/use client with the specified id
> (and not be tied to the session). IMHO it should work the same with
> Ajax API, so you can try with that for starters. If it doesn't work,
> take a look at MessageListenerServlet
>=20
> =
http://fisheye6.atlassian.com/browse/activemq/trunk/activemq-web/src/main/=
java/org/apache/activemq/web/MessageListenerServlet.java?r=3DHEAD
>=20
> as that is where's the most of the server side logic is implemented.
>=20
> If you need to look at the REST Servlet for the reference, take a look =
at
>=20
> =
http://fisheye6.atlassian.com/browse/activemq/trunk/activemq-web/src/main/=
java/org/apache/activemq/web/MessageServlet.java?r=3DHEAD
>=20
> Cheers
> --
> Dejan Bosanac - http://twitter.com/dejanb
>=20
> Open Source Integration - http://fusesource.com/
> ActiveMQ in Action - http://www.manning.com/snyder/
> Blog - http://www.nighttale.net
>=20
>=20
>=20
> On Mon, Sep 13, 2010 at 3:46 PM, Alex Dean <alex@crackpot.org> wrote:
>> I'd be interested in attempting a fix for this problem.  Please send =
along
>> any information you think would help me get started.
>>=20
>> thanks,
>> alex
>>=20
>> On Sep 13, 2010, at 3:25 AM, Dejan Bosanac wrote:
>>=20
>>> Hi Alex,
>>>=20
>>> unfortunately this is not supported at the moment as listeners are
>>> tied to the session. The right approach would be to use some =
clientId
>>> defined in your application, like we have for REST and pass it to =
the
>>> servlet. If you're interested in taking a stab at implementing this, =
I
>>> can point you to the code that should be improved.
>>>=20
>>> Cheers
>>> --
>>> Dejan Bosanac - http://twitter.com/dejanb
>>>=20
>>> Open Source Integration - http://fusesource.com/
>>> ActiveMQ in Action - http://www.manning.com/snyder/
>>> Blog - http://www.nighttale.net
>>>=20
>>>=20
>>>=20
>>> On Fri, Sep 10, 2010 at 6:46 PM, Alex Dean <alex@crackpot.org> =
wrote:
>>>>=20
>>>> I have been testing a web page displaying activemq data via the =
AJAX
>>>> interface with AMQ 5.4.  It works great when I have a single window =
open.
>>>>  If I open the same page in a new browser window or tab, the new
>>>> window/tab
>>>> updates correctly but the previously-open one stops updating.
>>>>=20
>>>> Firebug/Firefox in the previously-opened window starts reporting =
errors
>>>> like
>>>> "No handler found to match message with id =3D display43066495".
>>>>  'display43066495' is the id used by the newly-opened window.  I =
had
>>>> tried
>>>> ensuring that both windows opened with unique ids, but this hasn't =
solved
>>>> the problem.
>>>>=20
>>>> I imagine this is due to the fact that both windows share the same
>>>> session
>>>> id on the broker.  Is there a way to work around this problem, so I =
can
>>>> have
>>>> multiple windows open to the same amq/ajax-connected page?
>>>>=20
>>>> thanks,
>>>> alex
>>>>=20
>>>=20
>>=20
>>=20
>=20