Re: [netcdf-java] How to create a structure in netcdf4

what repo is

<dependency>
<groupId>edu.ucar</groupId>
<artifactId>netcdf4</artifactId>
<version>LATEST</version>
</dependency>

coming from?



On Thu, Nov 5, 2015 at 12:13 AM, José Évora <jose.evora@xxxxxxxx> wrote:

> When maven resolves the code quoted, this is the library that downloads:
>
> Maven: edu.ucar:netcdf4:4.5.5
>
>
> Version seems to be 4.5.5 for the netcdf java library. For the netcdf C
> libraries, I downloaded and installed: netCDF 4.3.3.1. Specifically, this
> file:
>
>
> http://www.unidata.ucar.edu/downloads/netcdf/ftp/netCDF4.3.3.1-NC4-DAP-64.exe
>
> Thanks,
>
> José Évora Gómez
> Instituto Universitario SIANI
> Universidad de Las Palmas de GC
> @j_evora
>
> 2015-11-04 23:33 GMT+00:00 John Caron <jcaron1129@xxxxxxxxx>:
>
>> Hi Jose, what version of netcdf-java and netcdf C libraries are you
>> using? John
>>
>> On Wed, Nov 4, 2015 at 12:54 AM, José Évora <jose.evora@xxxxxxxx> wrote:
>>
>>> Hi everyone,
>>>
>>> I'm trying to create a structure (also know compounded type). In this
>>> email I attach two different ways I've tried to do it and their respective
>>> error message. This is the dependency I'm using
>>>
>>> <dependency>
>>>> <groupId>edu.ucar</groupId>
>>>> <artifactId>netcdf4</artifactId>
>>>> <version>LATEST</version>
>>>> </dependency>
>>>
>>>
>>> *1) NetCdfCreatorLite.java*
>>>
>>> The execution throws a NullPointerException at
>>>
>>> Structure otherVar = ncFile.addStructure(root,
>>>> root.getParentStructure(), "Other", singletonList(other));
>>>
>>>
>>> Exception in thread "main" java.lang.NullPointerException
>>>> at ucar.nc2.NetcdfFileWriter.addStructure(NetcdfFileWriter.java:584)
>>>> at org.mock.NetCdfCreatorLite.main(NetCdfCreatorLite.java:27)
>>>
>>>
>>> *2) NetCdfCreatorLite2.java*
>>>
>>> According to the java doc, the method addstructure shouldn't be used.
>>> Then, in this second version, I uses a addVariable method to create the
>>> structure:
>>>
>>> Structure otherVar = (Structure) ncFile.addVariable(root, "Other",
>>>> STRUCTURE, singletonList(other));
>>>
>>>
>>> The exeception given this time is:
>>>
>>> Exception in thread "main" java.io.IOException: nc_put_vars: -49:
>>>> NetCDF: Variable not found grpid=65536 objid=1
>>>> at ucar.nc2.jni.netcdf.Nc4Iosp.writeCompoundData(Nc4Iosp.java:2895)
>>>> at ucar.nc2.jni.netcdf.Nc4Iosp.writeData(Nc4Iosp.java:2839)
>>>> at ucar.nc2.jni.netcdf.Nc4Iosp.writeData(Nc4Iosp.java:2721)
>>>> at ucar.nc2.NetcdfFileWriter.write(NetcdfFileWriter.java:934)
>>>> at ucar.nc2.NetcdfFileWriter.write(NetcdfFileWriter.java:918)
>>>> at org.mock.NetCdfCreatorLite2.main(NetCdfCreatorLite2.java:46)
>>>
>>>
>>> At line:
>>>
>>> ncFile.write(otherVar, otherStructure);
>>>
>>>
>>> If I comment the creation of structures, the application executes
>>> perfectly. Even more, by only adding the addVariable of a structure line, I
>>> get this exception, even though I only write the cityVar at line 50.
>>>
>>> What is wrong? Can you please provide me with an example of use of the
>>> structures?.
>>>
>>> Best regards, thank you very much,
>>>
>>> José Évora Gómez
>>> Instituto Universitario SIANI
>>> Universidad de Las Palmas de GC
>>> @j_evora
>>>
>>> _______________________________________________
>>> netcdf-java mailing list
>>> netcdf-java@xxxxxxxxxxxxxxxx
>>> For list information or to unsubscribe, visit:
>>> http://www.unidata.ucar.edu/mailing_lists/
>>>
>>
>>
>
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