This archive contains answers to questions sent to Unidata support through mid-2025. Note that the archive is no longer being updated. We provide the archive for reference; many of the answers presented here remain technically correct, even if somewhat outdated. For the most up-to-date information on the use of NSF Unidata software and data services, please consult the Software Documentation first.
On Tue, 12 Jul 2005, Nelson Brandon K A1C AFWA/SCSA wrote: > Sir, > > > > Got 2 questions for you Rob... 1st I tried to connect to the FTP with > the follow instructions.. login as: anonymous > > > > % ftp www.unidata.ucar.edu > > % cd pub/decoders > > % get GribJava.tar.gz > > > > And it told me a password was needed? 2nd Mr Zachary is out of the > office so if you could give me a point in the right direction on how to > handle the NotSupportedException : ucar.grib.NotSupportedException: table > for center: 57 subCenter: 1 number: 2 error that would be great! Thanks for > your time I am sure you are a busy man! > i added the table yesterday and it in the distribution, you shouldn't get the NotSupportedException robb... > > > V/r > > Brandon K. Nelson, A1C USAF > > Communications/Computer Systems Programmer > > Air Force Weather Agency > > (402) 232-0159 > > address@hidden > > > > > > > > ============================================================================ > ========================================================================== > > > > > > Robb, I'm working with Brandon on trying out your Java Grib tool and we are > running into this little snag. When we try to do a dump of the Grib file we > receive this exception: > > NotSupportedException : ucar.grib.NotSupportedException: table for center: > 57 subCenter: 1 number: 2 > > > > I read the message at > http://my.unidata.ucar.edu/content/support/help/MailArchives/thredds/msg0037 > 7.html > <http://my.unidata.ucar.edu/content/support/help/MailArchives/thredds/msg003 > 77.html> and I'm not sure what the exception indicates since the Javadocs > for it are very basic. Is the problem with the center or with the sub > center? I looked in the tables.txt file and noticed that center 57 was > listed as U.S. Air Force - Global Weather Center, center 57 is now Air Force > Weather Agency (Air Fore Weather Center was changed to AFWA). Is this > causing a problem? I didn't see a table for sub centers, am I overlooking > something? Do we need to make our own tables? > > > > Sorry to flood you with questions and we appreciate any help you can give > us! I'll be gone for the next 2 weeks but A1C Nelson will be available so > please include him in any responses. > > > > Thanks! > > > > Kurt A. Zachary > > Software Engineer, Northrop Grumman > > Operational Applications > > 232-4386 > > > > -----Original Message----- > > From: Nelson Brandon K A1C AFWA/SCSA > > Sent: Friday, July 08, 2005 9:23 AM > > To: Zachary Kurt A Contr AFWA/SCSA > > Subject: FW: 20050707: netCDF Decoders - Degribbing files > > > > Also when I try and do a dump on the Grib file it gives this msg... > > > > NotSupportedException : ucar.grib.NotSupportedException: table for center: > 57 subCenter: 1 number: 2 > > > > You might email him with that msg and see what he says > > > > -----Original Message----- > > From: Robb Kambic [mailto:address@hidden > <mailto:address@hidden> ] > > Sent: Thursday, July 07, 2005 3:11 PM > > To: Brandon Nelson > > Cc: support-thredds; decoders > > Subject: Re: 20050707: netCDF Decoders - Degribbing files > > > > > > On Thu, 7 Jul 2005, Unidata Support wrote: > > > > > > > > ------- Forwarded Message > > > > > > >To: address@hidden > > > >From: "Brandon Nelson" <address@hidden> > > > >Subject: netCDF Decoders - Degribbing files > > > >Organization: Air Force Weather Agency > > > >Keywords: 200507071800.j67I0wA2001404 netCDF decoders > > > > > > Institution: USAF HQ AFWA/SCSA > > > Package Version: unknown > > > Operating System: Windows XP Pro > > > Hardware Information: unknown > > > Inquiry: We are trying to figure out how to use your java classes to > degrib several files. Do you have a quick example to lead us in the right > direction? We are using the ucar.grib.grib1 files. > > Thank you for your time. > > > > > > > Brandon, > > > > After setting your CLASSPATH to find the the jar files. in the run file > > there are samples like. > > > > > > java -Xmx256m ucar/grib/grib1/Grib1Dump data/RUC.wmo | more > > > > java -Xmx256m ucar/grib/grib1/Grib1Indexer data/RUC.wmo | more > > > > in the IndexFormat.txt file it explains the index format. the index is > > used for quick data extraction. > > > > java -Xmx256m ucar/grib/grib1/Grib1GetData data/RUC.wmo 110 1 true | more > > > > the "110 1 true" are the BmsOrGdsOffset DecScale BmsExists fields from the > > index file. This permits the data extractor to position itself in file to > > get the data and to scale it correctly. > > > > the data/RUC.wmo is a locate test file, you can use any grib1 file for > > your tests. > > > > the grib.jar package will also decode grib2 files. > > > > > > please note: > > > > the source code is still in beta development so any bugs that you find > > would be helpfull to me to know about. there are some extra files in > > the tar, don't be concerned about them. the code is GribJava.tar.gz and it > > is located at: > > > > % ftp www.unidata.ucar.edu > > % cd pub/decoders > > % get GribJava.tar.gz > > > > i just made a new file today with the latest changes. > > > > > > robb... > > > > > > > V/r > > > Brandon K. Nelson, A1C USAF > > > Communications/Computer Systems Programmer > > > Air Force Weather Agency > > > (402) 232-0159 > > > address@hidden > > > > > > > > > > > > -- > > > > **************************************************************************** > > > Unidata User Support UCAR Unidata > > > (303)497-8643 P.O. Box > > > address@hidden Boulder, CO > > > > ---------------------------------------------------------------------------- > > > Unidata WWW Service > http://my.unidata.ucar.edu/content/support > > > > ---------------------------------------------------------------------------- > > > NOTE: All email exchanges with Unidata User Support are recorded in the > > > Unidata inquiry tracking system and then made publicly available > > > through the web. If you do not want to have your interactions made > > > available in this way, you must let us know in each email you send to us. > > > > > > ------- End of Forwarded Message > > > > > > > ============================================================================ > === > > Robb Kambic Unidata Program Center > > Software Engineer III Univ. Corp for Atmospheric Research > > address@hidden WWW: http://www.unidata.ucar.edu/ > <http://www.unidata.ucar.edu/> > > ============================================================================ > === > > =============================================================================== Robb Kambic Unidata Program Center Software Engineer III Univ. Corp for Atmospheric Research address@hidden WWW: http://www.unidata.ucar.edu/ ===============================================================================