Example #1
0
  public void testEnhanceDefer() throws IOException {
    NetcdfDataset ncd =
        NetcdfDataset.openDataset(
            filename, EnumSet.of(NetcdfDataset.Enhance.ScaleMissing), -1, null, null);
    VariableDS enhancedVar = (VariableDS) ncd.findVariable("t1");

    NetcdfDataset ncdefer =
        NetcdfDataset.openDataset(
            filename, EnumSet.of(NetcdfDataset.Enhance.ScaleMissingDefer), -1, null, null);
    VariableDS deferVar = (VariableDS) ncdefer.findVariable("t1");

    Array data = enhancedVar.read();
    Array dataDefer = deferVar.read();

    System.out.printf("Enhanced=");
    NCdumpW.printArray(data);
    System.out.printf("%nDeferred=");
    NCdumpW.printArray(dataDefer);
    System.out.printf("%nProcessed=");

    CompareNetcdf2 nc = new CompareNetcdf2(new Formatter(System.out), false, false, true);
    assert !nc.compareData(enhancedVar.getShortName(), data, dataDefer, false);

    IndexIterator ii = dataDefer.getIndexIterator();
    while (ii.hasNext()) {
      double val = deferVar.convertScaleOffsetMissing(ii.getDoubleNext());
      ii.setDoubleCurrent(val);
    }
    NCdumpW.printArray(dataDefer);

    assert nc.compareData(enhancedVar.getShortName(), data, dataDefer, false);

    ncd.close();
    ncdefer.close();
  }
Example #2
0
  // for jon blower
  private Array getEnhancedArray(VariableDS vds) throws IOException {
    Array data = vds.read();
    EnumSet<NetcdfDataset.Enhance> mode = vds.getEnhanceMode();
    if (mode.contains(NetcdfDataset.Enhance.ScaleMissing)) return data;
    if (!mode.contains(NetcdfDataset.Enhance.ScaleMissingDefer))
      throw new IllegalStateException("Must include " + NetcdfDataset.Enhance.ScaleMissingDefer);

    IndexIterator ii = data.getIndexIterator();
    while (ii.hasNext()) {
      double val = vds.convertScaleOffsetMissing(ii.getDoubleNext());
      ii.setDoubleCurrent(val);
    }
    return data;
  }