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Posted to dev@airavata.apache.org by "Suresh Marru (JIRA)" <ji...@apache.org> on 2011/07/01 03:22:28 UTC

[jira] [Updated] (AIRAVATA-13) Add For-Each Capabilities to the XBaya Dynamic Execution

     [ https://issues.apache.org/jira/browse/AIRAVATA-13?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Suresh Marru updated AIRAVATA-13:
---------------------------------

    Attachment: iteration.pdf

This figure illustrated the for-each capability.

> Add For-Each Capabilities to the XBaya Dynamic Execution 
> ---------------------------------------------------------
>
>                 Key: AIRAVATA-13
>                 URL: https://issues.apache.org/jira/browse/AIRAVATA-13
>             Project: Airavata
>          Issue Type: New Feature
>            Reporter: Suresh Marru
>         Attachments: iteration.pdf
>
>
> For data parallel applications, often an array of data has to be processed. BPEL specifications defines this as a For-Each capability where a Service A will output an array (it can be anything of the supported types) and Service B outputs any output type.  Service C has to be looped through for each of the array element outputted by Service A. Once all the instances complete, the output is made into a array and passed onto Service D. This capability is described in BPEL specification and described in [1]
> [1] - http://www-01.ibm.com/support/docview.wss?uid=swg27011753

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