Re: [thredds] [netcdf-java] Recent Versions (4.5.x, 4.6.x) seem having issues with some GRIB samples

  • To: John Caron <caron@xxxxxxxx>
  • Subject: Re: [thredds] [netcdf-java] Recent Versions (4.5.x, 4.6.x) seem having issues with some GRIB samples
  • From: Daniele Romagnoli <daniele.romagnoli@xxxxxxxxxxxxxxxx>
  • Date: Wed, 27 May 2015 19:11:42 +0200
Thanks John for your investigation. Really appreciated.
I'll report your feedbacks to the user we provided me the dataset to notify
him about the issue.
I'll let you know.

Best Regards,
Daniele





On Wed, May 27, 2015 at 6:38 PM, John Caron <caron@xxxxxxxx> wrote:

> Hi Daniele:
>
> So the problem with that file is that the GRIB-2 indicator section "Total
> length of GRIB message in octets (including Section 0)"  is wrong for all
> records.
>
> We were tolerating that before a fix on 5/19/2014. The records seem to
> read correctly, so its hard to say if the length is wrong or if garbage got
> into the record before the ending 7777.
>
> Im not sure if we should allow lengths to be wrong - tricky to handle all
> possible cases of corrupt messages and salvage what can be done.
>
> Perhaps first thing to do is notify the writer, and see what they have to
> say?
>
> Grib2IdentificationSection
>  Center        = (74) UK Meteorological Office - Exeter (RSMC)
>  SubCenter     = (5) ESA ERS Central Facility
>  Master Table  = 6
>  Local Table   = 1
>
> What do you think?
>
> John
>
>
> On Wed, May 27, 2015 at 6:41 AM, Daniele Romagnoli <
> daniele.romagnoli@xxxxxxxxxxxxxxxx> wrote:
>
>> Hi,
>> I have created a new ticket related to latest NetCDFJava versions being
>> unable to open a GRIB file which was previously working on 4.3.x:
>>
>> In attachment, a sample file to check the issue.
>> I think we can discuss further there:
>> https://github.com/Unidata/thredds/issues/135
>>
>> Cheers,
>> Daniele
>>
>>
>> --
>> ==
>> Meet us at the INSPIRE Conference in Lisbon 25-29 May 2015! Visit
>> http://goo.gl/WHKDXT for more information.
>> ==
>>
>> Ing. Daniele Romagnoli
>> Senior Software Engineer
>>
>> GeoSolutions S.A.S.
>> Via Poggio alle Viti 1187
>> 55054  Massarosa (LU)
>> Italy
>> phone: +39 0584 962313
>> fax:      +39 0584 1660272
>>
>> http://www.geo-solutions.it
>> http://twitter.com/geosolutions_it
>>
>> -------------------------------------------------------
>>
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>


-- 
==
Meet us at the INSPIRE Conference in Lisbon 25-29 May 2015! Visit
http://goo.gl/WHKDXT for more information.
==

Ing. Daniele Romagnoli
Senior Software Engineer

GeoSolutions S.A.S.
Via Poggio alle Viti 1187
55054  Massarosa (LU)
Italy
phone: +39 0584 962313
fax:      +39 0584 1660272

http://www.geo-solutions.it
http://twitter.com/geosolutions_it

-------------------------------------------------------

*AVVERTENZE AI SENSI DEL D.Lgs. 196/2003*

Le informazioni contenute in questo messaggio di posta elettronica e/o
nel/i file/s allegato/i sono da considerarsi strettamente riservate. Il
loro utilizzo è consentito esclusivamente al destinatario del messaggio,
per le finalità indicate nel messaggio stesso. Qualora riceviate questo
messaggio senza esserne il destinatario, Vi preghiamo cortesemente di
darcene notizia via e-mail e di procedere alla distruzione del messaggio
stesso, cancellandolo dal Vostro sistema. Conservare il messaggio stesso,
divulgarlo anche in parte, distribuirlo ad altri soggetti, copiarlo, od
utilizzarlo per finalità diverse, costituisce comportamento contrario ai
principi dettati dal D.Lgs. 196/2003.



The information in this message and/or attachments, is intended solely for
the attention and use of the named addressee(s) and may be confidential or
proprietary in nature or covered by the provisions of privacy act
(Legislative Decree June, 30 2003, no.196 - Italy's New Data Protection
Code).Any use not in accord with its purpose, any disclosure, reproduction,
copying, distribution, or either dissemination, either whole or partial, is
strictly forbidden except previous formal approval of the named
addressee(s). If you are not the intended recipient, please contact
immediately the sender by telephone, fax or e-mail and delete the
information in this message that has been received in error. The sender
does not give any warranty or accept liability as the content, accuracy or
completeness of sent messages and accepts no responsibility  for changes
made after they were sent or for other risks which arise as a result of
e-mail transmission, viruses, etc.
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