Lasantha,

Yes, that was the issue. Thanks.

Just for my information, why don't you guys clone events and give them to
the different execution plans? Is it a performance hit? Wouldn't keeping a
reference harms the mutual exclusiveness?


On Fri, Oct 11, 2013 at 3:25 PM, Nirmal Fernando <[email protected]> wrote:

>
>
>
> On Fri, Oct 11, 2013 at 3:18 PM, Lasantha Fernando <[email protected]>wrote:
>
>>
>>
>>
>> On 11 October 2013 15:10, Nirmal Fernando <[email protected]> wrote:
>>
>>> Rajeev,
>>>
>>>
>>> On Fri, Oct 11, 2013 at 2:12 PM, Rajeev Sampath <[email protected]>wrote:
>>>
>>>>
>>>> Hi Nirmal,
>>>>
>>>> This happens when the window porcessor modifies incoming events instead
>>>> of creating new ones and emitting them. In CEP, same event is dispatched to
>>>> multiple execution plans without cloning.
>>>>
>>>
>>> In fact I'm creating a new event:
>>>
>>> InEvent gradientEvent =
>>>                                 new InEvent(firstInEvent.getStreamId(),
>>> System.currentTimeMillis(),
>>>                                             data);
>>>
>>
>> Hi Nirmal,
>>
>> Can you verify if 'data' is the object array reference from the original
>> event? Or are you copying the values inside the object array into a new
>> array (Array copy)?
>>
>
> Thanks Lasantha. I think you asked the correct question. Yes, I was
> directly using the data object and modify only the one I required and now I
> see the problem (you keep a references to data objects).
>
> Let me use a clone and see.
>
>
>
>>
>> Thanks,
>> Lasantha
>>
>>
>>>> So modifying the custom window processor to create a new event with
>>>> modified data will solve the problem.
>>>>
>>>>
>>>> Thanks
>>>> Rajeev
>>>>
>>>>
>>>> On Fri, Oct 11, 2013 at 10:42 AM, Nirmal Fernando <[email protected]>wrote:
>>>>
>>>>> I've provided my configs to the team.
>>>>>
>>>>>
>>>>>
>>>>> On Fri, Oct 11, 2013 at 10:37 AM, Srinath Perera <[email protected]>wrote:
>>>>>
>>>>>> Ah then it should not get to other execution plans. Pls chat with
>>>>>> Mohan a bit.
>>>>>>
>>>>>>
>>>>>> On Fri, Oct 11, 2013 at 10:34 AM, Nirmal Fernando <[email protected]>wrote:
>>>>>>
>>>>>>> Well, I'm sending this event from within an execution plan (I'm
>>>>>>> generating a new event), and event's stream id is set to my alias.
>>>>>>>
>>>>>>>
>>>>>>> On Fri, Oct 11, 2013 at 10:30 AM, Srinath Perera 
>>>>>>> <[email protected]>wrote:
>>>>>>>
>>>>>>>> But if you send a event via the network to a stream, all alias
>>>>>>>> registered against the stream receives the event.
>>>>>>>>
>>>>>>>> --Srinath
>>>>>>>>
>>>>>>>>
>>>>>>>> On Fri, Oct 11, 2013 at 10:26 AM, Nirmal Fernando 
>>>>>>>> <[email protected]>wrote:
>>>>>>>>
>>>>>>>>> Hi Srinath,
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Fri, Oct 11, 2013 at 10:21 AM, Srinath Perera <[email protected]
>>>>>>>>> > wrote:
>>>>>>>>>
>>>>>>>>>> Hi Nirmal,
>>>>>>>>>>
>>>>>>>>>> I think we create an Siddhi engine per execution plan
>>>>>>>>>>
>>>>>>>>>> But incoming and outgoing streams are shared. If you send an
>>>>>>>>>> event to a stream from outside, all execution plans that use the same
>>>>>>>>>> stream receives the event.
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>> My understanding is by aliasing a stream, my execution plan would
>>>>>>>>> get a new stream not a reference. Am I wrong?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>> Srinath
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> On Fri, Oct 11, 2013 at 10:02 AM, Nirmal Fernando <
>>>>>>>>>> [email protected]> wrote:
>>>>>>>>>>
>>>>>>>>>>> I know this is a somewhat serious claim and I'll be more than
>>>>>>>>>>> happy, if someone can prove me wrong :)
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On Fri, Oct 11, 2013 at 9:52 AM, Nirmal Fernando <
>>>>>>>>>>> [email protected]> wrote:
>>>>>>>>>>>
>>>>>>>>>>>> Hi All,
>>>>>>>>>>>>
>>>>>>>>>>>> I expected them to be mutually exclusive in the sense one
>>>>>>>>>>>> change done by one execution plan, should not affect any other 
>>>>>>>>>>>> execution
>>>>>>>>>>>> plan (If they are not intentionally doing that - eg: acting based 
>>>>>>>>>>>> on a
>>>>>>>>>>>> stream, updated by one execution plan is an example for 
>>>>>>>>>>>> intentionally
>>>>>>>>>>>> having some correlation).
>>>>>>>>>>>>
>>>>>>>>>>>> In my scenario, I have two execution plans and both are using
>>>>>>>>>>>> the same input stream with different aliases (eg: inputstream as A 
>>>>>>>>>>>> and
>>>>>>>>>>>> inputStream as B). In one of my execution plans, I've added some 
>>>>>>>>>>>> data that
>>>>>>>>>>>> is not compliance with original input stream definition (add a 
>>>>>>>>>>>> double
>>>>>>>>>>>> instead of int) and I happened to see that my other execution plan 
>>>>>>>>>>>> get
>>>>>>>>>>>> triggered and started to parse this malformed stream and failed 
>>>>>>>>>>>> (query has
>>>>>>>>>>>> avg operation, and since AvgOutputAggregator is expecting an 
>>>>>>>>>>>> integer but
>>>>>>>>>>>> receiving a double).
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> --
>>>>>>>>>>>>
>>>>>>>>>>>> Thanks & regards,
>>>>>>>>>>>> Nirmal
>>>>>>>>>>>>
>>>>>>>>>>>> Senior Software Engineer- Platform Technologies Team, WSO2 Inc.
>>>>>>>>>>>> Mobile: +94715779733
>>>>>>>>>>>> Blog: http://nirmalfdo.blogspot.com/
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> --
>>>>>>>>>>>
>>>>>>>>>>> Thanks & regards,
>>>>>>>>>>> Nirmal
>>>>>>>>>>>
>>>>>>>>>>> Senior Software Engineer- Platform Technologies Team, WSO2 Inc.
>>>>>>>>>>> Mobile: +94715779733
>>>>>>>>>>> Blog: http://nirmalfdo.blogspot.com/
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> ============================
>>>>>>>>>> Srinath Perera, Ph.D.
>>>>>>>>>>   Director, Research, WSO2 Inc.
>>>>>>>>>>   Visiting Faculty, University of Moratuwa
>>>>>>>>>>   Member, Apache Software Foundation
>>>>>>>>>>   Research Scientist, Lanka Software Foundation
>>>>>>>>>>   Blog: http://srinathsview.blogspot.com/
>>>>>>>>>>   Photos: http://www.flickr.com/photos/hemapani/
>>>>>>>>>>    Phone: 0772360902
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>>
>>>>>>>>> Thanks & regards,
>>>>>>>>> Nirmal
>>>>>>>>>
>>>>>>>>> Senior Software Engineer- Platform Technologies Team, WSO2 Inc.
>>>>>>>>> Mobile: +94715779733
>>>>>>>>> Blog: http://nirmalfdo.blogspot.com/
>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> ============================
>>>>>>>> Srinath Perera, Ph.D.
>>>>>>>>   Director, Research, WSO2 Inc.
>>>>>>>>   Visiting Faculty, University of Moratuwa
>>>>>>>>   Member, Apache Software Foundation
>>>>>>>>   Research Scientist, Lanka Software Foundation
>>>>>>>>   Blog: http://srinathsview.blogspot.com/
>>>>>>>>   Photos: http://www.flickr.com/photos/hemapani/
>>>>>>>>    Phone: 0772360902
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>>
>>>>>>> Thanks & regards,
>>>>>>> Nirmal
>>>>>>>
>>>>>>> Senior Software Engineer- Platform Technologies Team, WSO2 Inc.
>>>>>>> Mobile: +94715779733
>>>>>>> Blog: http://nirmalfdo.blogspot.com/
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> ============================
>>>>>> Srinath Perera, Ph.D.
>>>>>>   Director, Research, WSO2 Inc.
>>>>>>   Visiting Faculty, University of Moratuwa
>>>>>>   Member, Apache Software Foundation
>>>>>>   Research Scientist, Lanka Software Foundation
>>>>>>   Blog: http://srinathsview.blogspot.com/
>>>>>>   Photos: http://www.flickr.com/photos/hemapani/
>>>>>>    Phone: 0772360902
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>>
>>>>> Thanks & regards,
>>>>> Nirmal
>>>>>
>>>>> Senior Software Engineer- Platform Technologies Team, WSO2 Inc.
>>>>> Mobile: +94715779733
>>>>> Blog: http://nirmalfdo.blogspot.com/
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Rajeev Sampath
>>>> Senior Software Engineer
>>>> WSO2, Inc.; http://www.wso2.com.
>>>>
>>>> Mobile:* +94716265766
>>>> *
>>>>
>>>
>>>
>>>
>>> --
>>>
>>> Thanks & regards,
>>> Nirmal
>>>
>>> Senior Software Engineer- Platform Technologies Team, WSO2 Inc.
>>> Mobile: +94715779733
>>> Blog: http://nirmalfdo.blogspot.com/
>>>
>>>
>>> _______________________________________________
>>> Dev mailing list
>>> [email protected]
>>> http://wso2.org/cgi-bin/mailman/listinfo/dev
>>>
>>>
>>
>>
>> --
>> *Lasantha Fernando*
>> Software Engineer - Data Technologies Team
>> WSO2 Inc. http://wso2.com
>>
>> email: [email protected]
>> mobile: (+94) 71 5247551
>>
>
>
>
> --
>
> Thanks & regards,
> Nirmal
>
> Senior Software Engineer- Platform Technologies Team, WSO2 Inc.
> Mobile: +94715779733
> Blog: http://nirmalfdo.blogspot.com/
>
>


-- 

Thanks & regards,
Nirmal

Senior Software Engineer- Platform Technologies Team, WSO2 Inc.
Mobile: +94715779733
Blog: http://nirmalfdo.blogspot.com/
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