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From kodeninja <koffee.2.k...@gmail.com>
Subject Re: Reading from a DB/File in a BPEL process
Date Tue, 21 Jul 2009 14:48:04 GMT

So what you're saying, Nelson, is that if something like this is required, it
also has to be exposed as a web service and that there's no other way?

Nelson Andrés Alvarez Salcedo wrote:
> El 21/07/2009 9:30, kodeninja escribió:
>> Howdy,
>> If I want to read/write some stuff from/to a DB/File from within a BPEL
>> process, should that also be exposed as web service to my process, or is
>> there a way to write, say, some custom Java code that can talk directly
>> to
>> concerned entity? I'm trying to find out what kind customizations/hooks a
>> BPEL supports?
>> When I search for this stuff online, most of the links returned are from
>> Oracle, where they talk about writing Adapters for achieving the above.
>> Are
>> adapters some standard BPEL stuff?
>> Thanks,
>> -Kodeninja
> You should consider the elements you manage in the BPEL process as 
> *basic services*. Following this point of view, a BPEL process should 
> only interact with exposed services and it was, as far as i know, 
> designed to work that way. BPEL orchestrates (tells everyone what to do 
> and when to do it, even integrating human tasks into the process) and 
> its XML speech means that it talks to services through XML messages.
> Hope I make myself clear while trying to be helpful.
> -- 
> Nelson Álvarez Salcedo
> /"Verba volant, scripta manent"/

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