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From BlueDiamond <gvna...@in.com>
Subject Re: Develop a new BPEL extension
Date Fri, 27 Nov 2009 12:51:36 GMT

Tammo,
Agreed. I understand the advantage withe XPath approach & that's what I
wanted to do. But for now I have to try BPEL-X. Thanks for your detailing on
the approach. I'll proceed. :-)

Thanks & Regards,
Anil


Tammo van Lessen wrote:
> 
> Hi Anil,
> 
> the benefit of an xpath extension is that you don't have do deal with 
> accessing variables, thinking of from and to etc.
> 
> Anyways, as starting point for extension activities/assign operations, 
> create a class implementing  AbstractSyncExtensionOperation and 
> implement runSync with your custom code. The ExtensionContext will 
> provide you all methods needed for accessing variables etc, the element 
> contains the DOM element that is nested within the 
> <extensionAssignOperation> element.
> 
> Then create a subclass of AbstractExtensionBundle, define the namespace 
> and register your operation in registerExtensionActivities by calling 
> registerExtensionOperation(...).
> 
> Finally, package these classes, add the jar to ODE's class path and 
> register our bundle class in the ode-*.properties file.
> 
> HTH,
>    Tammo
> 
> On 27.11.2009 13:24, BlueDiamond wrote:
>>
>> Thanks a lot Tammo for your quick reply&  for the solution. =)
>> I considered this approach but currently, I have to find if developing a
>> BPEL extension can possibly address this requirement. I think it should
>> be
>> possible but I am clueless as to how to develop one. :-((
>>
>> Thanks,
>> Anil
>>
>>
>> Tammo van Lessen wrote:
>>>
>>> Hi Anil,
>>>
>>> I think a custom XPath function is what you want. Please have a look at
>>> http://www.intalio.org/confluence/display/PXE/Custom+XPath+Functions -
>>> it should work the same with Apache ODE.
>>>
>>> HTH,
>>>     Tammo
>>>
>>> On 27.11.2009 13:03, BlueDiamond wrote:
>>>>
>>>> Hey guys!
>>>>
>>>> I want to develop a new BPEL extension and despite going through the
>>>> available documentation&   e4x sample, I couldn't really find a way to
>>>> proceed.
>>>>
>>>> REQUIREMENT: I want to give encrypted password in my bpel file. I have
>>>> a
>>>> java class that provides decrypt method. How to invoke this method? e4x
>>>> is
>>>> for javascripts. Can I invoke this java method from e4x
>>>> extensionAssignOperation? How?
>>>>
>>>> Regards=),
>>>> Anil
>>>
>>>
>>>
>>
> 
> 
> 

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