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();
}
public void testReadStandardVar() throws Exception {
ncfileRead = NetcdfFile.open(filename);
dsRead = NetcdfDataset.openDataset(filename);
readDouble();
readByte2Short();
readByte();
readShortMissing();
readShort2FloatMissing();
readDoubleMissing();
ncfileRead.close();
dsRead.close();
}
private Projection test(String filename, String ctvName, String varName, Class projClass)
throws IOException, InvalidRangeException {
System.out.printf("Open= %s%n", filename);
NetcdfDataset ncd = ucar.nc2.dataset.NetcdfDataset.openDataset(filename);
Variable ctv = null;
if (ctvName != null) {
ctv = ncd.findVariable(ctvName);
assert ctv != null;
System.out.println(" dump of ctv = \n" + ctv);
}
VariableDS v = (VariableDS) ncd.findVariable(varName);
assert v != null;
List<CoordinateSystem> cList = v.getCoordinateSystems();
assert cList != null;
assert cList.size() == 1;
CoordinateSystem csys = cList.get(0);
List<CoordinateTransform> pList = new ArrayList<CoordinateTransform>();
List<CoordinateTransform> tList = csys.getCoordinateTransforms();
assert tList != null;
for (int i = 0; i < tList.size(); i++) {
CoordinateTransform ct = tList.get(i);
if (ct.getTransformType() == TransformType.Projection) pList.add(ct);
}
assert pList.size() == 1;
CoordinateTransform ct = pList.get(0);
assert ct.getTransformType() == TransformType.Projection;
assert ct instanceof ProjectionCT;
ProjectionCT vct = (ProjectionCT) ct;
Projection proj = vct.getProjection();
assert proj != null;
assert projClass.isInstance(proj) : proj.getClass().getName();
VariableDS ctvSyn = CoordTransBuilder.makeDummyTransformVariable(ncd, ct);
System.out.println(" dump of equivilent ctv = \n" + ctvSyn);
if (ctv != null) {
Formatter f = new Formatter(System.out);
CompareNetcdf.checkContains(ctv.getAttributes(), ctvSyn.getAttributes(), f);
}
ncd.close();
return proj;
}
