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From Gayan Gunarathne <gay...@wso2.com>
Subject Re: Sample Event Publisher for Apache Stratos
Date Mon, 01 Sep 2014 12:58:19 GMT
Thanks Akila. This will be really helpful with testing Stratos components
like Cartridge agent etc..

Thanks,
Gayan



On Sat, Aug 30, 2014 at 2:58 PM, Akila Ravihansa Perera <ravihansa@wso2.com>
wrote:

> Hi,
>
> I've been working on improving the sample event publisher tool [1]
> that was initially developed by Imesh as a developer testing tool for
> Stratos. This tool uses the same messaging component in Apache Stratos
> and can be used to generate custom event messages. It has proven to be
> extremely valuable when developing cartridge agent extensions and also
> as a debugging tool.
>
> I've added JAXB XML binding to read sample events from an XML file and
> publish the events. Also this model can be easily customized to
> support new events. For eg - to send an Instance Activated event to
> the instance notifier topic following XML code can be used. A more
> detailed sample is found in [2]
>
>     <InstanceActivatedEvent>
>        <serviceName>service-2</serviceName>
>        <clusterId>cluster-2</clusterId>
>         <memberId>member-1</memberId>
>         <partitionId>partitionId-1</partitionId>
>         <networkPartitionId>np-1</networkPartitionId>
>     </InstanceActivatedEvent>
>
>
>  It's not only message events, it can be used to execute action events
> too. For eg - if you want to pause between 2 events for 1 second;
>
> <SleepEvent>
> <duration>1000</duration>
> </SleepEvent>
>
>
> Another improvement is that you can bundle the whole application as a
> stand-alone Java app. Earlier it was only possible to run it using
> Maven which is not portable. So I added Maven assembly plugin to
> create a stand-alone zip bundle. Complete code can be found at [1]. I
> hope you will all find it very useful.
>
> [1] https://github.com/ravihansa3000/apache-stratos-samples
>
> [2]
> https://github.com/ravihansa3000/apache-stratos-samples/blob/master/sample-event-publisher/src/main/resources/SampleEvents.xml
>
> Thanks.
>
> --
> Akila Ravihansa Perera
> Software Engineer, WSO2
>
> Blog: http://ravihansa3000.blogspot.com
>



-- 
Best Regards,

Gayan Gunarathne
Technical Lead
WSO2 Inc. (http://wso2.com)
email  : gayang@wso2.com  | mobile : +94 766819985

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