[netCDFJava #ZVT-747191]: Latest NcML schema with netCDF-4 support

Hi Tim:

Looks like a bug. What version generated that?

John

> 
> 
> Hi John,
> 
> 
> 
> I'm not a schema expert, so I thought I'd check something with you before 
> raising a ticket in case I have misunderstood something.
> 
> 
> 
> netCDF4 has an enumerated datatype that looks like this in cdl:
> 
> 
> 
> 
> 
> netcdf clouds {
> 
> types:
> 
> byte enum cloud_t {Clear = 0, Cumulonimbus = 1, Stratus = 2,
> 
> Stratocumulus = 3, Cumulus = 4, Altostratus = 5, Nimbostratus = 6,
> 
> Altocumulus = 7, Missing = 127} ;
> 
> dimensions:
> 
> time = UNLIMITED ; // (5 currently)
> 
> variables:
> 
> cloud_t primary_cloud(time) ;
> 
> cloud_t primary_cloud:_FillValue = Missing ;
> 
> data:
> 
> 
> 
> primary_cloud = Clear, Stratus, Cumulus, _, Cumulonimbus ;
> 
> }
> 
> 
> 
> 
> 
> But the ncml schema doesn’t seem to match as I can only define the integer 
> key values and not the associated strings.
> 
> This appears to be the closest I can get:
> 
> 
> <enumTypedef name="cloud_t" type="enum1">
> <enum key="1"></enum>
> <enum key="2"></enum>
> <enum key="3"></enum>
> <enum key="4"></enum>
> <enum key="5"></enum>
> <enum key="6"></enum>
> <enum key="7"></enum>
> 
> </enumTypedef>
> 
> 
> 
> 
> 
> Am I overlooking something, or is something additional needed in the ncml 
> schema?
> 
> 
> 
> Thanks,
> 
> 
> 
> Tim Patterson
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> -----Original Message-----
> From: Unidata netCDF Java Support [mailto:address@hidden]
> Sent: Friday, September 12, 2014 12:32 AM
> To: Timothy Patterson
> Cc: address@hidden
> Subject: [netCDFJava #ZVT-747191]: Latest NcML schema with netCDF-4 support
> 
> 
> 
> Hi Timothy:
> 
> 
> 
> http://www.unidata.ucar.edu/schemas/netcdf/ncml-2.2.xsd is in fact the 
> current schema (actually it was one rev out of date but i just updated it). I 
> think we are stuck with the name (even though we are long past 2.2) due to 
> backwards compatability. Perhaps we need a version attribute in it?
> 
> 
> 
> The best  documentation is:
> 
> 
> 
> http://www.unidata.ucar.edu/software/thredds/v4.5/netcdf-java/ncml/AnnotatedSchema4.html
> 
> 
> 
> I hope that is sufficient for your needs.
> 
> 
> 
> John
> 
> 
> 
> >
> 
> > Dear Dennis,
> 
> >
> 
> > Thanks for the quick response.
> 
> >
> 
> > I'm happy to hear the schema has been updated, but I haven't been able to 
> > locate the updated version online or as part of any of the tools/libraries. 
> > Only the previous release at 
> > http://www.unidata.ucar.edu/schemas/netcdf/ncml-2.2.xsd seems to be 
> > available.
> 
> >
> 
> > I understand it can take a while for the documentation to be updated, but 
> > if it is possible to get a copy of the updated schema file, that would be a 
> > great help. Our datasets are making use of a number of the enhanced model 
> > features and our ncml descriptions are currently "hacked" with our 
> > best-guess to cope with the missing elements and we'd like to be in line 
> > with the official schema as soon a possible to avoid problems later
> 
> >
> 
> > Best regards,
> 
> >
> 
> > Tim Patterson
> 
> >
> 
> >
> 
> >
> 
> > -----Original Message-----
> 
> > From: Unidata netCDF Java Support [mailto:address@hidden]
> 
> > Sent: Wednesday, September 10, 2014 7:54 PM
> 
> > To: Timothy Patterson
> 
> > Cc: address@hidden<mailto:address@hidden>
> 
> > Subject: [netCDFJava #ZVT-747191]: Latest NcML schema with netCDF-4 support
> 
> >
> 
> > A Jira bug-tracking issue was created for this.
> 
> > See https://bugtracking.unidata.ucar.edu/browse/TDS-498
> 
> > It appears to be fixed and tested. It is possible the documentation has not 
> > caught up with this fix.
> 
> > =Dennis Heimbigner
> 
> > Unidata
> 
> >
> 
> >
> 
> > Ticket Details
> 
> > ===================
> 
> > Ticket ID: ZVT-747191
> 
> > Department: Support netCDF Java
> 
> > Priority: Normal
> 
> > Status: Closed
> 
> >
> 
> >
> 
> 
> 
> Ticket Details
> 
> ===================
> 
> Ticket ID: ZVT-747191
> 
> Department: Support netCDF Java
> 
> Priority: Normal
> 
> Status: Closed
> 
> 
> 


Ticket Details
===================
Ticket ID: ZVT-747191
Department: Support netCDF Java
Priority: Normal
Status: Open