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Re: netCDF Java - NetCdf java "ncgen" method

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  • Subject: Re: netCDF Java - NetCdf java "ncgen" method
  • Date: Tue, 03 Jan 2006 13:48:27 -0700
Try giving it a full path specification, eg C:/data/example1.nc

Anh Tran wrote:

Institution: Data Center
Package Version: Netcdf-java version 2.2.12
Operating System: Windows
Hardware Information: Window xp
Inquiry: Hi, I'm new to netcdf java. I would like to convert ncml file to NetCdf file. I used the following code: InputStream in = new FileInputStream ("Example.ncml"); NcMLReader.writeNcMLToFile(in,"example1.nc"); 
It gives me the following errors when i executed the program:

java.io.FileNotFoundException:  (The system cannot find the path specified)
        at java.io.RandomAccessFile.open(Native Method)
        at java.io.RandomAccessFile.<init>(RandomAccessFile.java:222)
        at java.io.RandomAccessFile.<init>(RandomAccessFile.java:115)
        at ucar.unidata.io.RandomAccessFile.<init>(RandomAccessFile.java:145)
        at ucar.nc2.NetcdfFile.open(NetcdfFile.java:213)
        at ucar.nc2.NetcdfFile.open(NetcdfFile.java:163)
        at ucar.nc2.dataset.NetcdfDataset.openFile(NetcdfDataset.java:291)
        at ucar.nc2.dataset.NetcdfDataset.openDataset(NetcdfDataset.java:148)
        at ucar.nc2.ncml.NcMLReader.readNcML(NcMLReader.java:282)
        at ucar.nc2.ncml.NcMLReader.readNcML(NcMLReader.java:224)
        at ucar.nc2.ncml.NcMLReader.writeNcMLToFile(NcMLReader.java:1855)
        at dfo.Meds.argoNetcdf.Examplenc.main(Examplenc.java:97)
ERROR writting file
Can you help me?  Thanks you in advance.
Anh



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

<?xml version='1.0' encoding='UTF-8'?>
<netcdf xmlns='http://www.unidata.ucar.edu/namespaces/netcdf/ncml-2.2'
    location='' >

  <dimension name='lat' length='3' />
  <dimension name='lon' length='4' />
  <dimension name='time' length='2' isUnlimited='true' />

  <attribute name='title' value='Example Data' />

  <variable name='rh' type='int' shape='time lat lon' >
    <attribute name='long_name' value='relative humidity' />
    <attribute name='units' value='percent' />
  </variable>
  <variable name='T' type='double' shape='time lat lon' >
    <attribute name='long_name' value='surface temperature' />
  </variable>
  <variable name='lat' type='float' shape='lat' >
    <attribute name='units' value='degree_north' />
  </variable>
  <variable name='lon' type='float' shape='lon' >
    <attribute name='units' value='degree_east' />
  </variable>
  <variable name='time' type='int' shape='time' >
    <attribute name='units' value='hours' />
  </variable>
</netcdf>