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Re: Problem reading char variable

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  • Subject: Re: Problem reading char variable
  • Date: Mon, 19 Jul 2010 10:56:51 -0600
Hi Tom,

I'm able to read this dataset, with the xml_metadata variable,
in three ways:

  ncdump
  ucar.nc2.NCdumpW
  NhPrint (my java program that uses Caron's API)

I'll stop by to discuss.

Steve

On Thu, Jul 15, 2010 at 09:11:29AM -0600, Tom Margolis wrote:
> Hi John,
> 
> I found a small problem with the Unidata API (v. 4.1.20100227.0121) reading 
> char variables.
>  
> When the Unidata API reads the attached file, it fails to read the 
> xml_metadata variable, which has a type of 'char'.
> 
>   public static void main(String[] args)
>   {
>     try
>     {
>       ucar.nc2.dt.grid.GridDataset gridDataset = 
> ucar.nc2.dt.grid.GridDataset.open( 
> "/path/to/attached/20090902_v_184000_l_0000000.nc" );
>       ucar.nc2.Variable var = gridDataset.getNetcdfDataset().findVariable( 
> "xml_metadata" );
> 
>       // This attempt to read() will fail with 
> java.lang.IllegalStateException: ucar.ma2.InvalidRangeException: Invalid 
> Section rank
>       var.read();
>     }
>     catch( IllegalStateException exc )
>     {
>        exc.printStackTrace();
>     }
>   }
> 
> 
> If you think the latest stable release of the API fixes this problem,
> great; otherwise, would you mind looking into it?
> 
> Thanks,
> Tom



-- 
Steve Sullivan   address@hidden     303-497-2823

FL/2, Research Applications Laboratory
National Center for Atmospheric Research
PO Box 3000
Boulder CO  80307
USA