[DFDL-WG] [DFDL]: First Release of DFDL4S Parser Library

Michele Zundo michele.zundo at esa.int
Mon May 11 09:56:35 EDT 2015


OK. We shall talk at 16:00 BST i.e 15:00 CET  if I’ve got it right.





> On 11 May 2015, at 15:52 , Steve Hanson <smh at uk.ibm.com> wrote:
> 
> Dear Michele 
> 
> I can have a call at 16:00 CET tomorrow but if you want other people from DFDL Working Group to attend then it should be at 16:00 UK (GMT+1 = BST). This is an hour behind CET. 
> 
> Please email webex details to dfdl-wg at ogf.org.         
> 
> Regards
>  
> Steve Hanson
> Architect, IBM DFDL <http://www.ibm.com/developerworks/library/se-dfdl/index.html>
> Co-Chair, OGF DFDL Working Group <http://www.ogf.org/dfdl/>
> IBM SWG, Hursley, UK
> smh at uk.ibm.com <mailto:smh at uk.ibm.com>
> tel:+44-1962-815848 
> 
> 
> 
> From:        Michele Zundo <michele.zundo at esa.int> 
> To:        Steve Hanson/UK/IBM at IBMGB 
> Cc:        Maurizio De Bartolomei <Maurizio.De.Bartolomei at esa.int>, Montserrat Piñol <mpinol at eopp.esa.int>, "Rui Mestre (DME)" <rui.mestre at deimos.com.pt> 
> Date:        11/05/2015 13:05 
> Subject:        Re: [DFDL]: First Release of DFDL4S Parser Library 
> 
> 
> 
> Dear Steve, 
> 
> 1) I can confirm that we have used version 207 of the DFDL as reference. 
> 
> 2) The DFDL4S implementation and the delta between the Core DFDL spec and what has been 
>  implemented is documented in 
> 
> 
> 3) Schemas can be easily exported by the S2G app, but I attach some for reference (they are all inside the jar) 
> 
> 3) We can have a teleconf Tomorrow at 16:00 CET if you want, Should I set up a Webex to share the screen ? 
> 
> Regards 
> 
> Michele 
> 
> 
> 
> On 06 May 2015, at 10:49 , Steve Hanson <smh at uk.ibm.com <mailto:smh at uk.ibm.com>> wrote: 
> 
> Dear Michele 
> 
> Good to hear from you. Thank you for letting me know about the latest developments with S2G Data Viewer.   
> 
> I am sure the DFDL Working Group would be interested in a demo of S2G. What is your availability on Tuesdays at 4pm-5pm UK?   
> 
> Meantime do you have a document that you could send which summarises which features of the DFDL language you have used, and some example schemas? 
> 
> Please note that the DFDL 1.0 specification was re-published in October 2014, replacing and obsoleting the version from January 2011.  Does S2G comply with the October 2014 version (https://www.ogf.org/documents/GFD.207.pdf <https://www.ogf.org/documents/GFD.207.pdf>) ? 
> 
> Regards
> 
> Steve Hanson
> Architect, IBM DFDL <http://www.ibm.com/developerworks/library/se-dfdl/index.html>
> Co-Chair, OGF DFDL Working Group <http://www.ogf.org/dfdl/>
> IBM SWG, Hursley, UK
> smh at uk.ibm.com <mailto:smh at uk.ibm.com>
> tel:+44-1962-815848 
> 
> 
> 
> From:        Michele Zundo <michele.zundo at esa.int <mailto:michele.zundo at esa.int>> 
> To:        Steve Hanson/UK/IBM at IBMGB 
> Cc:        Montserrat Piñol <mpinol at eopp.esa.int <mailto:mpinol at eopp.esa.int>>, Maurizio De Bartolomei <Maurizio.De.Bartolomei at esa.int <mailto:Maurizio.De.Bartolomei at esa.int>>, "Rui Mestre (DME)" <rui.mestre at deimos.com.pt <mailto:rui.mestre at deimos.com.pt>> 
> Date:        29/04/2015 17:38 
> Subject:        [DFDL]: First Release of DFDL4S Parser Library 
> 
> 
> 
> Dear Steve, 
> 
> we talked some time ago when we presented the tool we developed at ESA 
> to inspect satellite TM and which made use of DFDL description for the binary data 
> and we have included a number of your comments at the time. 
> 
> Since then we have further evolved the tool (called S2G Data Viewer) and produced as well a 
> standalone version of a Java library which performs the function of extracting data field from binary data 
> based on a DFDL description. This library (called DFDL4S  i.e. DFDL for Space) is now available 
> to anybody interested. It implements only the subset of the Core capability that we need but I think 
> it might be nevertheless interesting for the DFDL community. 
> 
> In future we plan to expand to write capability the same library so user can serialise their data as 
> per DFDL description and generate realistically looking (simulated) satellite data. 
> 
> The application and the library are available for download at http:eop-cfi.esa.int <http://eop-cfi.esa.int/> 
> 
> If there is interest we could arrange a short demo of the app (using webex) or I couldd ask 
> the developer to show the command line test of the DFDL4S library. 
> 
> We are very happy/willing to share results/code/etc. 
> 
> Best Regards 
> 
> PS we are currently thinking to build “transformation” that can ingest different type of descriptive 
> representation and generate the corresponding DFDL schemas. 
> 
> ESA - European Space Agency	
> Michele Zundo
> Head of Ground System Definition and Verification   Office
> System Support Division
> Earth Observation Project Department
> Directorate of Earth Observation Programmes
>  
> ESTEC
> Kepleerlaan 1, 2200AZ Noordwijk, Netherlands
> michele.zundo at esa.int <mailto:michele.zundo at esa.int> | www.esa.int <file:///x-msg/::11:www.esa.int>
> T. +31 71 565 3924 | F +31 71 565 3191
> 
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> 
> ----------------------------------------- 
> Michele Zundo 
> 
> Head of Ground System Definition and Verification Office 
> EOP-PEP 
> European Space Agency, ESTEC 
> e-mail: michele.zundo at esa.int <mailto:michele.zundo at esa.int> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> Unless stated otherwise above:
> IBM United Kingdom Limited - Registered in England and Wales with number 741598. 
> Registered office: PO Box 41, North Harbour, Portsmouth, Hampshire PO6 3AU
> <DFDL4S LIbrary Developer Manual S2G-DME-TEC-SUM078-1C.pdf><Sentinel2X-bandTM.jar>
> 

-----------------------------------------
Michele Zundo

Head of Ground System Definition and Verification Office
EOP-PEP
European Space Agency, ESTEC
e-mail: michele.zundo at esa.int









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