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Date: Wed, 7 Apr 2010 11:49:41 +0200
Message-ID: <u2i75bda7a01004070249s9ab1e5a0nbcaa299b4dffa83f@mail.gmail.com>
Subject: Re: ActiveMQ component and StreamMessage / BlobMessage
From: Norman Maurer <norman.maurer@googlemail.com>
To: users@camel.apache.org
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Maybe I should stopping getting on your nerves and just contribute a patch =
;)

Bye,
Norman


2010/4/7 Norman Maurer <norman.maurer@googlemail.com>:
> Hi Claus,
>
> thx for your response :)
>
> If you look at the documentation of BlobMessage how the message is
> send via the producer in activemq:
> http://activemq.apache.org/blob-messages.html
>
> So it would be useful if it would be possible to set the "URL" which
> is used by the activemq producer to send the message. The second thing
> which would be cool is the possibility to send the body of the camel
> message via a BlobMessage. Something like this:
>
> InputStream in =3D exchange.getIn().getBody(InputStream.class);
> BlobMessage message =3D session.createBlobMessage(in);
> activemqproducer.send(message);
>
>
> The same goes for the consumer. If the cosumed message of activemq is
> of the type BlobMessage it should be possible to "cascade" the
> getBody() to get the InputStream of the BlobMessage. So the
> TypeConverter would do something like this on
> getBody(InputStream.class):
>
> BlobMessage blobMessage =3D (BlobMessage) message;
> InputStream in =3D blobMessage.getInputStream();
> return in;
>
> Thx,
> Norman
>
>
> 2010/4/7 Claus Ibsen <claus.ibsen@gmail.com>:
>> Hi
>>
>> ActiveMQ does not output any javax.jms.StreamMessage, and therfore
>> Camel have never needed to map it.
>> And I also do not think javax.jms.StreamMessage is used very much?
>> Anyone every used them?
>>
>> In terms of BlobMessage. Can you elaborate a bit? Is there anything in
>> the BlobMessage API you needed from Camel?
>> Doesn't you get all the data from the blob as a inputstream or the likes=
?
>>
>>
>>
>>
>> On Fri, Apr 2, 2010 at 7:48 PM, Norman Maurer <norman@apache.org> wrote:
>>> Hi all,
>>>
>>> =A0from the Camel in Action book and online docs I see how objects get
>>> mapped to the corresponding JMS Message type. I saw that InputStream
>>> get mapped to ByteMessage. I wonder why its not using StreamMessage.
>>> Anyone knows why ? I thought use StreamMessages would give a real
>>> benifit when using big messages.
>>> The other thing I would like to see is be able to use BlobMessage when
>>> using ActiveMQ component. Is there any plan to support this ?
>>>
>>>
>>> Thx,
>>> Norman
>>>
>>
>>
>>
>> --
>> Claus Ibsen
>> Apache Camel Committer
>>
>> Author of Camel in Action: http://www.manning.com/ibsen/
>> Open Source Integration: http://fusesource.com
>> Blog: http://davsclaus.blogspot.com/
>> Twitter: http://twitter.com/davsclaus
>>
>