Examples of ucar.nc2.Group.findVariable()

ucar.nc2.Group.findVariable()
Find the Variable with the specified (short) name in this group. @param varShortName short name of Variable within this group. @return the Variable, or null if not found

  public void testDatasetAddRecord() throws InvalidRangeException, IOException {
    NetcdfDataset nc = NetcdfDataset.openDataset(TestLocal.cdmTestDataDir + "testWriteRecord.nc", NetcdfDataset.getDefaultEnhanceMode(),
        -1, null, NetcdfFile.IOSP_MESSAGE_ADD_RECORD_STRUCTURE);


    // record variable
    Variable record = nc.findVariable("record");
    assert record instanceof StructureDS;
    StructureDS rs = (StructureDS) record;
    assert rs.getRank() == 1;
    assert rs.getDimension(0).getLength() == 2;

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  public void testDatasetAddRecordAfter() throws InvalidRangeException, IOException {
    NetcdfDataset nc = NetcdfDataset.openDataset(TestLocal.cdmTestDataDir + "testWriteRecord.nc");
    assert (Boolean) nc.sendIospMessage(NetcdfFile.IOSP_MESSAGE_ADD_RECORD_STRUCTURE);


    // record variable
    Variable record = nc.findVariable("record");
    assert record instanceof StructureDS;
    StructureDS rs = (StructureDS) record;
    assert rs.getRank() == 1;
    assert rs.getDimension(0).getLength() == 2;

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      NetcdfFile ncdnew = ucar.nc2.FileWriter.writeToFile(ncd, outName, true);
      ncdnew.close();
      ncd.close();


      NetcdfDataset ncdnew2 = NetcdfDataset.acquireDataset(outName, null);
      assert ncdnew2.findVariable("temperature") == null;
      ncdnew2.close();
      
    } catch (IOException e) {
      e.printStackTrace();
    }

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    //String fileIn = "C:/data/bufr/edition3/ecmwf/synop.bufr";
    String fileIn = TestAll.cdmUnitTestDir +"bufr/edition3/ecmwf/synop.bufr";
    NetcdfDataset ncf = NetcdfDataset.openDataset(fileIn);
    System.out.println(ncf.toString());


    Structure s = (Structure) ncf.findVariable(BufrIosp.obsRecord);
    Array data = s.read();
    test.testArrayStructure( (ArrayStructure) data);


    Array data2 = s.read(new Section().appendRange(1,3));
    assert data2.getSize() == 3;

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    String url = TestLocalDodsServer.testdata+"testWrite.nc";
    NetcdfDataset dodsfile = NetcdfDataset.openDataset(url);
    Variable v = null;


    // string
    assert(null != (v = dodsfile.findVariable("svar")));
    assert v.getFullName().equals("svar");
    assert v.getRank() == 1;
    assert v.getSize() == 80;
    assert v.getDataType() == DataType.CHAR : v.getDataType();

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    assert a.getRank() == 1;
    assert a.getSize() == 10 : a.getSize();
    assert a.getElementType() == DataType.CHAR.getPrimitiveClassType();


    // string array
    assert(null != (v = dodsfile.findVariable("names")));
    assert v.getFullName().equals("names");
    assert v.getRank() == 2;
    assert v.getSize() == 3 * 80;
    assert v.getDataType() == DataType.CHAR : v.getDataType();

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  public void testByteAttribute() throws IOException {
    String filename = "dods://localhost:8080/thredds/dodsC/CdataScan/profiler/PROFILER_wind_06min_20070514_2354.nc";
    NetcdfDataset ncd = NetcdfDataset.openDataset(filename, true, null);
    assert ncd != null;
    VariableDS v = (VariableDS) ncd.findVariable("uvQualityCode");
    assert v != null;
    assert v.hasMissing();


    int count = 0;
    Array data = v.read();

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    DODSNetcdfFile dodsfile = TestDODSRead.open("test.04");
    NetcdfDataset ds = new  NetcdfDataset( dodsfile, false);


    // bug in forming dods name
    Variable v = null;
    assert null != (v = ds.findVariable("types.b"));
    v.invalidateCache();
    v.read();
  }

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  public void testBzipProblem() throws IOException, InvalidRangeException {
    // file where there was an error unzipping the file
    String filename = TestAll.cdmUnitTestDir + "formats/nexrad/level2/Level2_KFTG_20060818_1814.ar2v.uncompress.missingradials";
    NetcdfDataset ncd = NetcdfDataset.openDataset( filename);


    VariableDS azi = (VariableDS) ncd.findVariable("azimuthR");
    assert azi != null;
    VariableDS elev = (VariableDS) ncd.findVariable("elevationR");
    assert elev != null;
    VariableDS time = (VariableDS) ncd.findVariable("timeR");
    assert time != null;

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    String filename = TestAll.cdmUnitTestDir + "formats/nexrad/level2/Level2_KFTG_20060818_1814.ar2v.uncompress.missingradials";
    NetcdfDataset ncd = NetcdfDataset.openDataset( filename);


    VariableDS azi = (VariableDS) ncd.findVariable("azimuthR");
    assert azi != null;
    VariableDS elev = (VariableDS) ncd.findVariable("elevationR");
    assert elev != null;
    VariableDS time = (VariableDS) ncd.findVariable("timeR");
    assert time != null;
    VariableDS r = (VariableDS) ncd.findVariable("Reflectivity");
    assert r != null;

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